12th week of 2009 patent applcation highlights part 33 |
Patent application number | Title | Published |
20090074110 | Methods and systems for detecting defects in serial link transceivers - Methods and systems for detecting defects in serial link transceivers. Defect detection includes detecting open circuits in one or more of the transmission lines, detecting short circuits between one or more of the transmission lines and a power supply, detecting short circuits between the transmission lines, or detecting short circuits across optional AC-couplings in the transmission lines. The detection can include direct or indirect detection of voltage or current. | 2009-03-19 |
20090074111 | WIRELESS COMMUNICATION METHOD AND APPARATUS FOR PERFORMING POST-DETECTION CONSTELLATION CORRECTION - A method and apparatus for correcting the phase and gain of data associated with a constellation pattern of a plurality of received individual symbols. Each symbol is divided into real and imaginary symbol components. The signs of the real and imaginary symbol components of each symbol are determined and used as a basis for determining whether the symbol is associated with a first or third quadrant of the constellation pattern or a second or fourth quadrant of the constellation pattern. The absolute values of the real and imaginary symbol components are determined and used to create a first sum and a second sum. A phase adjustment value θ and a gain adjustment value G are derived from the first and second sums, and are used to create a complex number. Each of the received individual symbols is multiplied by the created complex number to provide corrected constellation pattern data. | 2009-03-19 |
20090074112 | Method For Operating A Software Radio Receiver And Software Radio Receiver - The present invention disclosed a method for operating a software radio receiver. Said method comprises receiving a radio signal, determining a signal quality of said radio signal, selecting a suitable algorithm for a function in the receiver in accordance with said determined signal quality and applying said selected algorithm to the radio signal. | 2009-03-19 |
20090074113 | Wireless receiver supporting multiple algorithms and algorithm selection method thereof - Provided is a method of selecting an algorithm in a wireless receiver which supports a plurality of algorithms, more particularly, a method of selecting a suitable algorithm which is adaptive to changes in channel environment and satisfies requirements of applications, using information which is available in the wireless receiver. The algorithm selection method includes: calculating a measure value for selecting an algorithm on the basis of information obtained from the wireless receiver; comparing the measure value with at least one threshold value, and selecting an algorithm that is to be applied to a received packet, from among the plurality of algorithms, according to the result of the comparison; and decoding the received packet using the selected algorithm, wherein the at least one threshold value is adaptively updated on the basis of the information obtained from the wireless receiver. | 2009-03-19 |
20090074114 | Method and System for Approximate Maximum Likelihood (ML) Detection in a Multiple Input Multiple Output (MIMO) Receiver - Aspects of a method and system for approximate maximum likelihood (ML) detection in a multiple input multiple output (MIMO) receiver may comprise computing soft decision values for bits that may be decoded from a received signal vector by utilizing approximate ML detection. The soft decision values may be computed for at least a portion bits carried within a received signal vector by decomposing a candidate constellation vector into segments, with each dimension representing a spatial stream signal. After decomposition, soft decision values for at least a portion of the bits may be computed by selecting values in a search dimension and computing values in a plurality of slice dimensions. Values within the search dimension may be determined by selecting constellation points within a constellation map for the search dimension. Values within each slice dimension may be computed for each selected constellation point. | 2009-03-19 |
20090074115 | Soft Bit Viterbi Equalizer Using Partially Collapsed Metrics - A system and method of decoding data are provided. A particular method includes determining a first partially collapsed metric value for each bit in a symbol transition, where each first partially collapsed metric value is a cumulative metric of starting in a first state and ending in a second state in L transitions. The first partially collapsed metric value is equal to the cumulative metric value for each of the states plus first minimum sum of branch metric values. | 2009-03-19 |
20090074116 | Iterative decoding - This invention provides an iterative process to maximum a posteriori (MAP) decoding. The iterative process uses an auxiliary function which is defined in terms of a complete data probability distribution. The auxiliary function is derived based on an expectation maximization (EM) algorithm. For a special case of trellis coded modulators, the auxiliary function may be iteratively evaluated by a combination of forward-backward and Viterbi algorithms. The iterative process converges monotonically and thus improves the performance of any decoding algorithm. The MAP decoding minimizes a probability of error. A direct approach to achieve this minimization results in complexity which grows exponentially with T, where T is the size of the input. The iterative process avoids this complexity by converging on the MAP solution through repeated maximization of the auxiliary function. | 2009-03-19 |
20090074117 | Pulse Radio Receiver - A pulse radio receiver not needing re-setting of the threshold for reception synchronization, judging the direction and amount of adjustment of the synchronization even if the signal strength varies, and having a shortened pull-in time of the synchronization position. The receiver comprises a detect ( | 2009-03-19 |
20090074118 | Front-end for digital video receiver and method for automatic gain control thefeof - A method for automatic gain control of a front-end for a digital video receiver is provided. The method includes the following steps. First, a radio frequency signal is received and converted to an intermediate frequency signal. Then, the IF signal is amplified according to a gain. Next, the amplified IF signal is demodulated into a base-band signal, and the base-band signal is encoded into a transport stream. After that, a DC level of a pulse width modulation signal is controlled by at least one variable resistor to adjust the gain, the PWM signal being related to a setting of the gain. Afterwards, a BER measurement at each potential setting of the gain and the variable resistor under one or more power levels of the RF signal is read, and an optimum setting of the gain and the variable resistor is selected according to the BER measurements. | 2009-03-19 |
20090074119 | MULTI-PULSE FREQUENCY SHIFTED (MPFS) MULTIPLE ACCESS MODULATION FOR ULTRA WIDEBAND - The multi-pulse frequency shifted technique uses mutually orthogonal short duration pulses o transmit and receive information in a UWB multiuser communication system. The multiuser system uses the same pulse shape with different frequencies for the reference and data for each user. Different users have a different pulse shape (mutually orthogonal to each other) and different transmit and reference frequencies. At the receiver, the reference pulse is frequency shifted to match the data pulse and a correlation scheme followed by a hard decision block detects the data. | 2009-03-19 |
20090074120 | AUTO-CALIBRATION FOR A FILTER - A filter is configured to receive a filter charging signal and to produce a filter output signal based on the filter charging signal. The filter includes an element array with one or more switched elements which include an element and a switch configured to connect the element to or disconnect the element from the array, thereby altering a time constant of the filter. A comparator is configured to receive the filter output signal and a reference signal corresponding to a value of the filter output when the time constant has a defined value, and to generate a comparator output signal based on a comparison of the filter output signal to the reference signal. A controller is configured to receive the comparator output signal and, based on the comparator output signal, output an array control signal configured to adjust one or more switches of the one or more switched elements of the element array to alter the time constant such that a value of the time constant approaches the defined value. | 2009-03-19 |
20090074121 | METHOD FOR EXTRACTING CLOCK IN CLOCK DATA RECOVERY SYSTEM - A method for extracting a clock in a clock data recovery system is provided. The method includes following steps. First, a serial link transmission data is sampled for a number of times, and a number of pulse signals are generated and sequentially arranged. Then, a mark is inserted after all pulse signals are generated and had been delayed for a predetermined delay time. The predetermined delay time is less than a period between two adjacent pulse signals, and a period between two adjacent pulse signals is divided into two sub-periods by the predetermined delay time. Then, it is checked whether the data status in each sub-period is changed or not, and this operation is repeated for a predetermined number of times. Finally, the clock is extracted when a pulse signal of no data status change within the predetermined number of times is being generated. | 2009-03-19 |
20090074122 | DATA TRANSMISSION METHOD AND SYSTEM - A data transmission method for a data transmission system including a first device and a second device is disclosed. The method comprises the steps of transmitting a clock signal to synchronize the first device and the second device; transmitting a mode signal from the first device to the second device, wherein the mode signal indicates a transmission mode between the first device and the second device; and transmitting a serial data between the first device and the second device based on the clock signal, wherein the length of the serial data is determined based on the transmission mode. | 2009-03-19 |
20090074123 | Phase/Frequency Detector and Charge Pump Architecture for Referenceless Clock and Data Recovery (CDR) Applications - A stream of data may flow over a fiber or other medium without any accompanying clock signal. The receiving device may then be required to process this data synchronously. Embodiments describe clock and data recovery (CDR) circuits which may sample a data signal at a plurality of sampling points to partition a clock cycle into four phase regions P | 2009-03-19 |
20090074124 | Determining a Time Interval Based on a First Signal, a Second Signal, and a Jitter of the First Signal - An apparatus including a circuit configured to determine a jitter of a first signal, and to determine a time interval between a feature in a second signal and a feature in the first signal based on the determined jitter. | 2009-03-19 |
20090074125 | TIME-INTERLEAVED CLOCK-DATA RECOVERY AND METHOD THEREOF - A clock-data recovery (CDR) that employs a time-interleaved scheme is disclosed. the circuit comprises: a time-interleaved sampler/phase-detector circuit for receiving an input voltage signal and a plurality of clock signals and outputting N-bit data and N phase signals, wherein N is an integer greater than 1; a control circuit, coupled to the time-interleaved sampler/phase-detector circuit, for receiving the N phase signals and converting the N phase signals into a control signal; and a controlled oscillator, coupled to the control circuit, for generating the plurality of clock signals under the control of the control signal. The CDR is used to relax circuit speed requirement by time-interleaving phase detection by using a multi-phase lower speed circuit. | 2009-03-19 |
20090074126 | Systems and methods for data recovery in an input circuit receiving digital data at a high rate - Embodiments include systems and methods for recovery of data from an incoming digital data stream. Embodiments comprise a fine tracking loop to track the data when the phase between the incoming data and the receiver clock varies relatively slowly. Embodiments comprise a fast tracking loop performs to track the data when the phase between the incoming data and the receiver clock varies rapidly. The fine tracking loop adjusts the phase of a receiver clock to track the data eye of the data. The fast tracking loop over-samples the data and then chooses the sample that best represents the data. In some embodiments, the data recovery circuit can switch between receiving data from the fine tracking loop and receiving data from the fast tracking loop. | 2009-03-19 |
20090074127 | PHASE LOCKING METHOD AND APPARATUS - A phase locking method and apparatus by which a phase of an input signal is locked using the input signal and a clock signal, where the phase locking method includes generating n multi-phase clock signals using the clock signal where n is an integer, generating n multi-phase input signals from the input signal corresponding to each of the n multi-phase clock signals, generating n error signals, that is, one for each of the n multi-phase input signals, extracting a low-frequency component from one of the generated n error signals or from a summation result of the generated n error signals, adding the extracted low-frequency component to each of the n error signals, and selecting one of the n error signals to which the low-frequency component is added in response to the clock signal and outputting the selected error signal used to generate the clock signal. | 2009-03-19 |
20090074128 | NON-INTRUSIVE METHOD TO IDENTIFY PRESENCE OF NUCLEAR MATERIALS USING ENERGETIC PROMPT NEUTRONS FROM PHOTON-INDUCED FISSION - Methods and systems for non-intrusively detecting the existence of fissile materials in a container via the measurement of energetic prompt neutrons are disclosed. The methods and systems use the unique nature of the prompt neutron energy spectrum from photo-fission arising from the emission of neutrons from almost fully accelerated fragments to unambiguously identify fissile material. The angular distribution of the prompt neutrons from photo-fission and the energy distribution correlated to neutron angle relative to the photon beam are used to distinguish odd-even from even-even nuclei undergoing photo-fission. The independence of the neutron yield curve (yield as a function of electron beam energy or photon energy) on neutron energy also is also used to distinguish photo-fission from other processes such as (γ, n). Different beam geometries are used to detect localized samples of fissile material and also fissile materials dispersed as small fragments or thin sheets over broad regions. These signals from photo-fission are unique and allow the detection of any material in the actinide region of the nuclear periodic table. | 2009-03-19 |
20090074129 | CT Method for the Examination of Cyclically Moving Object - The invention relates to a computer tomography method for the detection of a cyclically moved object in an examination zone. First, after the acquisition of the measured values, a rough image of the examination zone is reconstructed from which a region relevant for the further method is selected. For the generation of an image with reduced motion artifacts or improved temporal resolution, reconstruction windows in predefinable position are used, which are optimized in such a way that they are, on the one hand, smallest possible, on the other hand, however, sufficiently large, to be able to reconstruct all voxels of this region. Only measured values acquired within the reconstruction windows are taken into account for the reconstruction of a CT image of the region. | 2009-03-19 |
20090074130 | Method for creating, displaying, and analyzing X-ray images and apparatus implementing the method - A method for creating, displaying, and analyzing X-ray images of a plurality of objects is disclosed. The method comprising, for each of the objects recording three-dimensional X-ray image data of the object in a single measurement; creating a three-dimensional X-ray image of the object from the three-dimensional X-ray image data; creating one or two two-dimensional X-ray images of the object from the three-dimensional X-ray image data; displaying the one or two two-dimensional X-ray images of the object; and analyzing the one or two two-dimensional X-ray images of the object. For a subset of the plurality of objects the three-dimensional X-ray image of the object is displayed, wherein the subset of the plurality of objects is determined based on the step of, for each of the objects, analyzing the one or two two-dimensional X-ray images of the object. | 2009-03-19 |
20090074131 | X-RAY CT EXAMINATION INSTALLATION AND CT METHOD OF EXAMINING OBJECTS - An X-ray CT examination installation, having an X-ray tube including a focus, that creates a fan beam or a conical beam which X-rays the whole of a detector at a fixed distance from the focus, and an examination carriage, for supporting an object to be examined, the carriage having an axis of rotation perpendicular to the fan beam, wherein the examination carriage can be fixed inside the fan beam close to an edge axis which meets the detector at the edge, and can be moved on a measuring line that centrally runs at an angle to a central axis which meets the detector. | 2009-03-19 |
20090074132 | COMPUTER TOMOGRAPHY APPARATUS AND METHOD OF EXAMINING AN OBJECT OF INTEREST WITH A COMPUTER TOMOGRAPHY APPARATUS - A computer tomography apparatus ( | 2009-03-19 |
20090074133 | Reconstruction Method for Computer Tomograph and Computer Tomograph - It is an object of the invention to provide spiral computer tomography which has a high image quality. It relates to a reconstruction method for computer tomography of the heart, wherein the image is reconstructed from a data component of recordings of a partial detector path of a detector device and from a data component of recordings of a full detector path of the detector device, and to a computer tomograph having a beam source, a drive arrangement for driving the beam source in a spiral path around an object, a detector device for recording the radiation from the beam source which passes at least partially through the object, and a control device for reconstructing data components of a partial detector path and a full detector path. | 2009-03-19 |
20090074134 | Linear accelerator with wide bore CT scanner - A system according to some embodiments may include a treatment head to emit a megavoltage radiation beam toward a volume, a plurality of X-ray sources to emit a respective kilovoltage radiation beam toward the volume while the plurality of X-ray sources are substantially stationary with respect to the volume, a detector to receive the plurality of kilovoltage radiation beams after having passed through the volume, and a processor to generate a three-dimensional image of the volume based only on the plurality of kilovoltage radiation beams received by the detector while the plurality of X-ray sources were substantially stationary with respect to the volume. | 2009-03-19 |
20090074135 | Method for generating an image sequence for a 3D reconstruction - When recording an image sequence, it is possible to deviate from passing through a perfect curve path. There is described how an alternative curve path can be determined. An envelope is determined, a point is determined, which is the center point of the region of interest and then the detector is moved such that it is at right angles in each instance to a line which emanates from the point and simultaneously touches the envelope tangentially. As a result, the region of interest is mapped as optimally as possible in the image sequence so that as good a 3D reconstruction as possible can be obtained. | 2009-03-19 |
20090074136 | X-RAY CT SYSTEM AND X-RAY CT METHOD - There are provided an X-ray CT system and an X-ray CT method in which a subject can be brought as close as possible to an X-ray source at all times while preventing interference of the subject with the X-ray source at the time of rotation, without confirmation by an operator by rotating a rotary stage before CT projection. | 2009-03-19 |
20090074137 | ACCURATE MEASUREMENT OF LAYER DIMENSIONS USING XRF - A method for inspection of a sample includes directing an excitation beam to impinge on an area of a planar sample that includes a feature having sidewalls perpendicular to a plane of the sample, the sidewalls having a thin film thereon. An intensity of X-ray fluorescence (XRF) emitted from the sample responsively to the excitation beam is measured, and a thickness of the thin film on the sidewalls is assessed based on the intensity. In another method, the width of recesses in a surface layer of a sample and the thickness of a material deposited in the recesses after polishing are assessed using XRF. | 2009-03-19 |
20090074138 | Portable control station for the inspection of people and luggage - A portable control station for the inspection of people and luggage includes a portable, container-like room module, which on two opposite walls has at least one door each. Between the doors, a passage zone for people is formed inside the room module. In the area of the passage zone, a people inspection device is arranged, and alongside the passage zone an inspection device for luggage with a control area is located. | 2009-03-19 |
20090074139 | Method and an apparatus for detecting and localizing a metabolic marker - A method and an x-ray system are disclosed for detecting and localizing a metabolic marker. In at least one embodiment, the method includes creating at least one absorption x-ray view of a patient or of a first region of a patient; creating at least one phase-contrast x-ray view of the patient or of a second region of the patient, with a quasi-coherent x-ray radiation being generated for the phase-contrast measurement with the aid of an x-ray grating arranged between the x-ray source and the patient, and the spatially dependent phase shift of the x-ray radiation in the patient being made visible with the aid of at least one grating between the patient and a detector; superposing the at least one absorption x-ray view and the at least one phase-contrast x-ray view; wherein orientation based on anatomical features is carried out with the aid of the at least one absorption x-ray view, and a spatial distribution of the metabolic marker present in the body of the patient is determined by the at least one phase-contrast x-ray view. | 2009-03-19 |
20090074140 | RADIOTHERAPY SYSTEM WITH TURNTABLE - A radiotherapy system including a collimator operable to shape and steer a radiation beam in at least one dimension, a turntable for supporting a patient thereupon adapted to rotate the patient about a rotational axis, the patient having a target therein for irradiation by the radiation beam, a detector adapted for measuring a position of the target relative to the radiation beam, and a processor adapted to receive target positional data from the detector, the processor being in communication with the collimator for causing the collimator to steer the radiation beam in a direction to the target. | 2009-03-19 |
20090074141 | Automated selection of x-ray reflectometry measurement locations - A computer-implemented method for inspection of a sample includes defining a plurality of locations on a surface of the sample, irradiating the surface at each of the locations with a beam of X-rays, and measuring an angular distribution of the X-rays that are emitted from the surface responsively to the beam, so as to produce a respective plurality of X-ray spectra. The X-ray spectra are analyzed to produce respective figures-of-merit indicative of a measurement quality of the X-ray spectra at the respective locations. One or more locations are selected out of the plurality of locations responsively to the figures-of-merit, and a property of the sample is estimated using the X-ray spectra measured at the selected locations. | 2009-03-19 |
20090074142 | USE OF NEARLY MONOCHROMATIC AND TUNABLE PHOTON SOURCES WITH NUCLEAR RESONANCE FLUORESCENCE IN NON-INTRUSIVE INSPECTION OF CONTAINERS FOR MATERIAL DETECTION AND IMAGING - Methods and systems for detecting potential items of interest in target samples, using nuclear resonance fluorescence, utilize incident photon spectra that are narrower than traditional bremsstrahlung spectra but overlap nuclear resonances in elements of interest for purposes of detection, such as but not limited to the detection of threats in luggage or containers being scanned. | 2009-03-19 |
20090074143 | X-RAY CT APPARATUS, SCAN PLAN ASSISTANCE APPARATUS AND METHOD FOR SCAN PLAN ASSISTANCE - An X-ray CT apparatus that transmits X-rays toward a subject on the basis of a set scan condition and reconstructs images from detected X-rays that passes through the subject, including a scan plan setting unit configured to set the scan condition, a reference dose storage unit configured to store reference dose information, including an relation between an attribute information about a plurality of kinds of subjects and reference doses to be referenced for an exposure dose, and an exposure dose calculation unit configured to calculate the exposure dose corresponding to the set scan condition in accordance with the timing of setting of the scan condition. | 2009-03-19 |
20090074144 | X-RAY DEVICE - The X-ray device comprises an X-ray source and a high-voltage generator for supplying the X-ray source with voltage, wherein the high-voltage generator has an intermediate circuit voltage generator and a high-voltage generator, the high-voltage generator is connected to the X-ray source, and the intermediate circuit voltage generator is connected to the high-voltage generator, wherein the intermediate circuit voltage generator and the high-voltage generator are structurally separate and the high-voltage generator is structurally positioned near the X-ray source, thereby keeping the high-voltage line to the X-ray source short. | 2009-03-19 |
20090074145 | HIGH FLUX X-RAY TARGET AND ASSEMBLY - An X-ray tube anode assembly, an X-ray tube assembly and a method for heat management to an X-ray assembly having a movable X-ray target having a target surface. The anode assembly includes a drive member arranged and disposed to provide oscillatory motion to the target assembly and a target surface that is configured to remain at a substantially fixed distance from a cathode assembly during oscillatory motion. | 2009-03-19 |
20090074146 | X-RAY IMAGING SYSTEM AND METHODS OF USING AND FORMING AN ARRAY OF OPTIC DEVICES THEREIN - An X-ray imaging system is provided that includes a target for emitting X-rays and having at least one target focal spot, and an array of multilayer optic devices for transmitting X-rays through total internal reflection. The array of multilayer optics devices are in optical communication with the at least one target focal spot. Further, a method for imaging an object with an X-ray imaging machine is provided. Also, a method for forming a stack of multilayer optic devices is provided. | 2009-03-19 |
20090074147 | APPARATUS FOR SHIELDING X-RAYS AND X-RAY DEVICE INCORPORATING SAID APPARATUS - An X-ray shielding apparatus ( | 2009-03-19 |
20090074148 | Collimator for Defining a Beam of High-Energy Rays - The invention relates to a collimator ( | 2009-03-19 |
20090074149 | MEDICAL DIAGNOSTIC APPARATUS AND HOSE SUITABLE FOR GUIDING CONNECTIONS IN A MEDICAL DIAGNOSTIC APPARATUS - The invention relates to a medical diagnostic apparatus ( | 2009-03-19 |
20090074150 | Cone-beam computed tomography with a flat-panel imager - A radiation therapy system that includes a radiation source that moves about a path and directs a beam of radiation towards an object and a cone-beam computer tomography system. The cone-beam computer tomography system includes an x-ray source that emits an x-ray beam in a cone-beam form towards an object to be imaged and an amorphous silicon flat-panel imager receiving x-rays after they pass through the object, the imager providing an image of the object. A computer is connected to the radiation source and the cone beam computerized tomography system, wherein the computer receives the image of the object and based on the image sends a signal to the radiation source that controls the path of the radiation source. | 2009-03-19 |
20090074151 | Imaging Positioning System Having Robotically Positioned D-Arm - An imaging positioning system having a robotically positioned support structure is provided. By utilizing a robotic arm, imaging along multiple planes within a patient treatment room without having to move the patient is provided. Such a configuration allows multiple axis x-ray imaging, cone beam CT acquisitions having a dynamic field of view, and PET imaging within the treatment room. Rotation of the imaging panel on the support structure allows the imaging system to simulate a gantry rotation when a fixed beam is used for treatment. Beam line x-ray imaging is also provided by tilting the imaging panel or by moving the support structure on which the x-ray source is positioned. Laser distance scanning for collision avoidance and force torque sensing movement enhance the safety thereof. The support structure may be in the form of a ring along which the imaging components may move. | 2009-03-19 |
20090074152 | Methods of Performing PET Sinogram Quality Check - A method for determining quality of sinograms produced by a medical imaging device. The method may include placing a uniform phantom object in the field of view of the medical imaging device; acquiring one or more phantom sinograms of the uniform phantom object; establish a set of parameters for the acquired one or more phantom sinograms; and determine, based on pre-set ranges of the parameters, the quality of sinograms produced by the medical imaging device. The parameters may be one or more parameters of a group of parameters consisting of block uniformity, block efficiency, randoms rate, scanner efficiency, and scatter ratio. | 2009-03-19 |
20090074153 | DIGITAL SUBSCRIBER LINE (DSL) DIAGNOSTIC TOOLS AND METHODS TO USE THE SAME - Digital subscriber line (DSL) diagnostic tools and methods to use the same are disclosed. An example DSL diagnostic tool comprises a data collector to automatically collect real-time performance data associated with a subscriber, a database interface module to automatically collect historical data associated with the subscriber and to collect performance data associated with a neighbor subscriber line, a data analyzer to automatically analyze the real-time and historical performance data associated with the subscriber and the performance data associated with the neighbor subscriber line to identify a potential problem with an analyzed subscriber line associated with the subscriber, and a trouble ticket system interface module to automatically submit a repair ticket when the data analyzer does not identify a potential problem. | 2009-03-19 |
20090074154 | Measuring System and Method - A measuring system comprises a pulse generator, an under test device, a variable resistor and a detecting control system. The pulse generator provides pulse signals with different voltage peaks to the under test device and the variable resistor. The variable resistor adjusts its resistance value according to a control signal. The detecting control system detects the voltage ringing ranges of the first terminal of the under test device at different resistance values. The detecting control system generates the control signal to adjust the resistance value of the variable resistor according to the voltage ringing ranges. | 2009-03-19 |
20090074155 | METHODS AND APPARATUS TO TEST A SUBSCRIBER LINE FOR A BROADBAND ACCESS SERVICE - Methods and apparatus to test a subscriber line for a broadband access service are disclosed. An example network interface device (NID) comprises a tone generator to transmit a tone on a subscriber line to characterize the subscriber line while a DSL modem is providing a DSL service via the subscriber line, the tone having a frequency occurring within a range of frequencies in use by the DSL modem to provide the DSL service, and a pair of terminals to couple the DSL modem and the tone generator to the subscriber line. | 2009-03-19 |
20090074156 | METHODS AND APPARATUS FOR CALL SURVEILLANCE IN INTERNET PROTOCOL COMMUNICATION NETWORKS - Methods and apparatus for call surveillance in Internet protocol communication networks are disclosed. An example method to perform call surveillance in a communication network disclosed herein comprises determining an overall path delay measurement associated with using a first media server to perform surveillance of a call between a first user device and a second user device in an Internet Protocol Multimedia Subsystem network, and determining whether to perform surveillance of the call with one of the first media server or a second media server based on the overall path delay measurement. | 2009-03-19 |
20090074157 | Speech Recognition System for Electronic Switches In A Non-Wireline Communications Network - Voice activated dialing is described for use in a mobile telecommunications system. A voice input is received from a wireless network user. A telephone number to be dialed is determined by using speaker independent speech recognition to interpret a string of spoken digits in the voice input to determine the telephone number, or using speaker dependent speech recognition to interpret a spoken word in the voice input to determine the telephone number. A telephone call is then initiated by dialing the telephone number. | 2009-03-19 |
20090074158 | METHOD FOR DESIGNING AN AUTOMATED SPEECH RECOGNITION (ASR) INTERFACE FOR A CUSTOMER CALL CENTER - A method of designing a customer interface for a service center, such as an automated speech recognition (ASR) self-service center. Customer activity to an existing service center is monitored, providing customer model, which includes a collection of customer tasks. These tasks are assigned to action-object pairs, which are further assigned to routing destinations. Dialog modules are designed, based on the customer model data, including disambiguation dialogs. | 2009-03-19 |
20090074159 | MESSAGING AND APPLICATION SYSTEM INTEGRATION - A system includes receiving a voicemail data object at a business application system. The voicemail data object is associated with a voicemail originated from a caller, and includes a caller identifier identifying the caller that originated the voicemail. The voicemail data object is automatically associated with an entity data object of the business application system, the association being based on the caller identifier. A voicemail indicator is presented to a user of the business application system based on the association, the presentation of the voicemail indicator being in conjunction with presenting of caller identification information for the caller. | 2009-03-19 |
20090074160 | PRIVATE BRANCH EXCHANGE - A private branch exchange (PBX) capable of transmitting and receiving an E-mail over a network is provided. The PBX includes an interface for communicating with the network, an E-mail server for receiving and storing the E-mail; an extension interface for exchanging a communication signal including an audio signal and control signal with an extension telephone, a database for storing a destination address of an E-mail and an extension number corresponding to the address, an examining unit for examining whether or not an mailing address contained in an E-mail received at the E-mail server from the network is registered in the database, and a controller for sending a notice of the reception of the E-mail the extension telephone of the extension number allocated to the mailing address of the E-mail when the examining unit judges that the mailing address of the E-mail is registered in the database. | 2009-03-19 |
20090074161 | TELEPHONE DEVICE - In a telephone device including telephone operation section ( | 2009-03-19 |
20090074162 | METHOD FOR INTEGRATING MARKETING WITH A COMMUNICATIONS SYSTEM - A method is provided for integrating marketing with a communications system. Initially, the method may create an electronic directory with a plurality of directory records and group records. The method may include distributing a communication platform which interfaces with the electronic directory to a plurality of users. In addition, the method may include establishing, by way of the communication platform, one or more communication sessions for the plurality of users. Furthermore, the method may also include a sales person listed in the electronic directory managing a marketing channel by way of the communication platform. Finally, the method may include recruiting new users of the communication platform and new organization members by way of the communication platform. The communication platform may solicit for new users and new organization members in exchange for establishing communication sessions on the communication platform. | 2009-03-19 |
20090074163 | ONE NUMBER, INTELLIGENT CALL PROCESSING SYSTEM - A one number, multi-application, intelligent call processing system provides service benefits to a caller, a servicing location and/or a vanity number advertiser during a call, parallel to the call and/or post call in an integrated common architecture. The system utilizes VRU technology in conjunction with the national telecommunications network connected via Computer Telephone Integration (CTI) to a virtual telephone number database containing a nationwide master list of telephone numbers with attribute data items associated by Spatial Key linkage to each telephone number. The process of the invention is initiated by a caller dialing a selected telephone number to request information and/or services. Based on the number dialed, a caller or network provided ten-digit telephone number and VRU prompted for and received caller input, the system retrieves the application requested data from the virtual telephone number database and provides it to the network. | 2009-03-19 |
20090074164 | SYSTEM FOR IDENTIFYING A CALLING PARTY - A system that incorporates teachings of the present disclosure may include, for example, a media content processor having a controller adapted to establish communications with a voicemail system, receive a caller identification (ID) associated with a voicemail message stored in the voicemail system, detect a match between the caller ID and one among one or more communication identifiers recorded in an entry of an address book, retrieve an image excerpt associated with the entry of the address book, present the image excerpt at a media device to identify a calling party that recorded the voicemail message. Other embodiments are disclosed. | 2009-03-19 |
20090074165 | Method, Communication Terminal and Communication System for Displaying a Name Assigned to a Telephone Number When a Connection is Established - A displayed name is assigned to a telephone number on a first communication terminal of a communication system, the telephone number of a second communication being detected on the first terminal or the communication system during a connection between the first and second terminals. The displayed name is transmitted to the communication system and stored along with the telephone number once the displayed name has been input. | 2009-03-19 |
20090074166 | Expected wait time system with dynamic array - An expected wait time calculation system generates an expected wait time value representing a time duration expected to elapse before a subject client is connected to a resource for servicing. The expected wait time calculation system comprises an interface to a work force management system for obtaining an indicator of a quantity of resources available for servicing clients. An interface to a queuing system obtains an indicator of a queue position of the subject client. A FIFO array stores a plurality of measured time intervals, each representing a time period between two successive resource queue decrement events. The measured time intervals may be stored in a chronological order. An average time interval, or rate, calculator determines an average time interval by calculating an average of a selected quantity of those most recently measured time intervals from the FIFO array or a rate by dividing a unit of time by the average time interval. An expected wait time calculator determines an expected wait time value as a function a quantity of clients expected to be serviced prior to the subject client multiplied by the average time interval or divided by the rate. | 2009-03-19 |
20090074167 | Prepaid services with security provisions to protect against unauthorized use - A method and apparatus for providing a telecommunication service is disclosed wherein a call associated with a first prepaid services account identifier is received from a user. An offer is provided to the user to initiate a replacement service for the first prepaid services account identifier and, upon receiving an indication of an acceptance of the offer from the user, a replacement codeword associated with the first prepaid services account identifier is established. The call associated with the first prepaid services account may be any type of communication, including a telephone call, a message delivered via the internet, or any other voice or data message. Upon receipt of the codeword from the user, a second prepaid services account identifier is established and, in one implementation, the first prepaid services account identifier is deactivated. | 2009-03-19 |
20090074168 | Technique for providing information assistance including a concierge-type service - A user may access information assistance for a concierge-type service, whereby the user may make restaurant reservations, purchase goods and services, obtain movie listings, etc. with an agent's (or operator's) assistance. In accordance with the invention, the agent may suggest a vendor for providing the goods or services requested by the user, and attempt to fulfill the user request. The suggested vendor may be one of the preferred vendors pre-selected by the user; it may be one of the preferred vendors pre-selected by a group to which the user belongs; it may be one of the preferred vendors pre-selected by the provider of the concierge-type service; and it may be one of the preferred vendors pre-selected by a telephone carrier to which the user subscribes. The suggested vendor may also be a function of characteristics of the vendors that the user prefers, costs, etc. The invention resolves conflicts of preferences of different parties involved to come up with the suggested vendor. | 2009-03-19 |
20090074169 | Multi-Line Communication System - A method and apparatus are provided that allowing a user to simultaneously participate in two separate conversations. The method includes the steps of the user independently adjusting a volume of an audio signal for each of the two separate conversations, presenting the adjusted volume of the audio signals from the two separate conversations to the ears of the user, presenting a voice input from the user to a first of the two separate conversations and muting a voice input from the user to the second of the two separate conversations. | 2009-03-19 |
20090074170 | METHOD, SYSTEM, AND ARTICLE FOR AUDIBLY IDENTIFYING A CALLED PARTY - A dialed number of a called party is received from a calling party. Based on the dialed number, a name of the called party is retrieved from a database. An audio message which includes the name of the called party is generated and communicated to the calling party. A call is routed between the calling party and the called party after said communicating the audio message. | 2009-03-19 |
20090074171 | Methods for searching phone book, and portable devices and information processing apparatuses having phone-book search function - Method of searching a phone book in an information processing apparatus, such as a portable device, may provide intelligent search of information associated with user-selected information. The method includes selecting a desired item of a plurality of item included in a phone book list, searching at least one item associated with the selected item on a database according to a predetermined priority, and displaying both the selected item and the searched associated at least one item. Thus, the information associated with the user-selected information can be intelligently searched, such that a search result optimized for a user may be displayed and unnecessary repetitive search may be reduced. | 2009-03-19 |
20090074172 | Information Processing Apparatus, Telephone Exchange Apparatus and Information Writing Control Method - According to one embodiment, an information processing apparatus includes a recorder which temporarily holds the processed information of the file in a buffer including a storage capacity smaller than storage capacity of the storage device during file processing, and a controller which transfers the processed information of the file recorded in the buffer to the storage device to write the processed information therein, when the amount of the processed information to be stored in the buffer reaches the maximum storage capacity of the buffer or when the processing of the file ends. | 2009-03-19 |
20090074173 | LOCAL ROUTING MANAGEMENT IN A TELECOMMUNICATIONS NETWORK - An embodiment of a method includes generating one or more route plans, each route plan being associated with a service plan, and provisioning the one or more route plans on a core routing engine accessible by a softswitch for routing calls according to the one or more route plans. The one or more route plans may include an on-net route plan and an off-net route plan. An embodiment of a system includes a local route manager (LRM) configured to generate one or more route plans associated with one or more respective service levels that customers can subscribe to. The system may further include an inventory of trunk groups containing a plurality of trunk group identifiers (IDs), wherein trunk group IDs are marked as either on-net or off-net. | 2009-03-19 |
20090074174 | INTERNATIONAL ORIGIN DEPENDENT CUSTOMIZED ROUTING OF CALLS TO TOLL-FREE NUMBERS - A customized routing service platform for routing international communications includes a receiver that receives, from an international gateway via a network node, international communication origination data for an international communication to a customer's communication address. A database server receives customer routing instructions from the customer via a web server. The database server stores the received customer routing instructions. The database server also retrieves stored customer routing instructions, and determines a destination communication address based on the international communication origination data and the retrieved customer routing instructions. A forwarder forwards the destination communication address to the network node for routing the international communication to the destination communication address. | 2009-03-19 |
20090074175 | Methods, Systems, and Products for Exchanging Health Care Communications - Methods, systems, and products are disclosed for exchanging healthcare communications. An electronic healthcare communication is received and categorized. The electronic healthcare communication is processed according to the categorization of the electronic healthcare communication. A transaction reply is selected when the categorization applies a sender rule. The transaction reply is routed to a non-participant communication device. | 2009-03-19 |
20090074176 | TELEPHONE SYSTEM - The telephone system includes a server apparatus storing telephone directory data distinguished by extension numbers, and telephone terminals individually corresponded to the extension numbers by login operation. The telephone terminal has a user interface section which receives a request operation for requesting a reference to the telephone directory data which is specified by the extension number, and the request section which sends out the request message containing the extension number specified in the request operation to the server apparatus. Moreover, the server apparatus has a transmission section which transmits the telephone directory data corresponding to the extension number contained in a request message to the telephone terminal which sent out the request message. | 2009-03-19 |
20090074177 | Echo canceler and echo canceling program - An echo canceler uses an adaptive filter to remove an echo of an incoming far-end signal from an outgoing near-end signal. Filter coefficients are calculated and updated while the far-end signal is active so as to minimize the residual echo. In addition, the far-end signal and near-end signal are sampled to generate simulated far-end and near-end signals, from which substitute filter coefficients are similarly calculated while the far-end signal is silent. When the far-end signal changes from silent to active, the substitute filter coefficients are swapped in as initial values for the filter coefficients, thereby speeding up subsequent convergence of the filter coefficients without significant added computational cost. | 2009-03-19 |
20090074178 | Accelerating Scalar Multiplication On Elliptic Curve Cryptosystems Over Prime Fields - A method and apparatus for accelerating scalar multiplication in an elliptic curve cryptosystem (ECC) over prime fields is provided. Multiplication operations within an ECC point operation are identified and modified utilizing an equivalent point representation that inserts multiples of two. Algebraic substitutions of the multiplication operations with squaring operations and other cheaper field operations are performed. Scalar multiplication can also be protected against simple side-channel attacks balancing the number of multiplication operations and squaring operations and providing novel atomic structures to implement the ECC operation. In addition, a new coordinate system is defined to enable more effective operation of ECC to multiprocessor environments. | 2009-03-19 |
20090074179 | Information security device and elliptic curve operating device - Resistance against simple power analysis is maintained while a smaller table is used. An IC card | 2009-03-19 |
20090074180 | METHOD AND APPARATUS FOR PERFORMING ELLIPTIC CURVE ARITHMETIC - A method of performing a cryptographic operation on a point in an elliptic curve cryptosystem using an elliptic curve. The method comprises the steps of obtaining information that uniquely identifies the elliptic curve and performing computations on the point to obtain the result of the cryptographic operation. The computations use the information. The computations produce an incorrect result if the point is not on the elliptic curve. | 2009-03-19 |
20090074181 | Method and device for executing crytographic calculation - The invention concerns a method for executing cryptographic calculation in an electronic component, based on a specific cryptographic algorithm including at least one secret key operation ( | 2009-03-19 |
20090074182 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, RECORDING MEDIUM, AND PROGRAM - The present invention relates to an information processing apparatus, an information processing method, a recording medium, and a program for importing and exporting a content with information missing controlled. A CPU extracts a sound track contained in the content in step S | 2009-03-19 |
20090074183 | INFORMATION PROCESSING APPARATUS, ELECTRONIC DEVICE, INFORMATION PROCESSING METHOD AND INFORMATION PROCESSING MEDIUM - The usage restriction of a first content which has already been distributed is made to efficiently function when processing in which a second content refers to the first content is performed. A secret key and a public key are generated for a first content, the public key is added to the first content to transmit the first content, and when a second content which wants to refer to the first content is generated, a signature from a administrator of the first content by the secret key generated at the time of broadcasting the first content is requested on a predetermined data added to the second content. When the signature is given, the second content to which the signed predetermined data is added is transmitted. On the receiving side, by employing the public key added to the first content, processing that collates the signature on the predetermined data added to the second content is performed, and when the collation succeeds, a predetermined processing is given to the stored first content to output the first content based upon the instruction of the second content. | 2009-03-19 |
20090074184 | Controlling Data Routing in Integrated Security Systems - An integrated security system integrates broadband and mobile access and control with conventional security systems and premise devices to provide a tri-mode security network having remote connectivity and access. The integrated security system delivers remote premise monitoring and control functionality to conventional monitored premise protection and complements existing premise protection equipment. The integrated security system integrates into the premise network and couples wirelessly with the conventional security panel, enabling broadband access to premise security systems. Automation devices can be added, enabling users to remotely see live video or pictures and control home devices via a personal web portal or other client device. Camera management enables automatic configuration and management of cameras in the premise network. The camera management extends to remote control and monitoring from outside the firewall of the premise network to include routing of images or video from a streaming source device to a requesting client device. | 2009-03-19 |
20090074185 | Advanced Multi-Channel Watermarking System and Method - A method, computer program product, and computing device for modifying a first channel portion of a digital media data file to include at least a first primary watermark. A second channel portion of the digital media data file is modified to include at least a first secondary watermark, wherein the first secondary watermark is the complement of the first primary watermark. | 2009-03-19 |
20090074186 | METHOD FOR DECRYPTING SERIAL TRANSMISSION SIGNAL - A method for decrypting a serial transmission signal includes the following steps. First, the serial transmission signal including a serial data signal and a serial clock signal is received. Then, m bits are sequentially read from the serial data signal according to the serial clock signal. Next, values corresponding to the m bits are generated. Thereafter, each value is added to a content value of a register by an addition operation to obtain an addition result, and then the addition result replaces the content value and is stored in the register. | 2009-03-19 |
20090074187 | WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION METHOD - The present invention provides a technology of effectively avoiding tracing on a terminal performed with an identification number being a target and DoS attack without making any significant changes to a communication system. | 2009-03-19 |
20090074188 | MEMBER CERTIFICATE ACQUIRING DEVICE, MEMBER CERTIFICATE ISSUING DEVICE, GROUP SIGNING DEVICE, AND GROUP SIGNATURE VERIFYING DEVICE - It is an object of the present invention to enhance the security and reduce the data amount of data to be handled in a group signing system, in which when the group public key which includes: a description for four groups: group 1, group 2, group T, and group E of the same order number; a description of bilinear mapping from group 1 and group 2 to group T; each generator of group 1, group 2, group T, and group E; and a signature public key of a signature scheme using group 1, group 2, and group T, is input, the member secret key including an integer not larger than the order number, member evidence which is a value given by multiplying the generator of group E by the member secret key, and an element of group 1 or group 2 which is a value given by multiplying the generator of the group 1 or the group 2 by the member secret key are sent to the member-certificate issuing device, and thereafter upon receipt of a signature for the member secret key, which is verifiable by the signature public key, from the member-certificate issuing device, the signature is used as the member certificate. | 2009-03-19 |
20090074189 | METHOD OF PROVIDING SECURITY FOR RELAY STATION - A method of providing security of a relay station is disclosed, by which the security can he provided for the relay station in a broadband wireless access system having the relay station. In a mobile communication system to relay a signal transfer between a base station and a mobile station, the present invention includes the steps of performing a relay station authentication from an authentication server using an authentication protocol, receiving a master key from the authentication server, deriving an authentication key from the received master key, deriving a message authentication code (MAC) key using the derived authentication key, and relaying a signal exchanged between the mobile station and the base station using the derived message authentication code key. | 2009-03-19 |
20090074190 | Method and Apparatus for Cryptographic Conversion in a Data Storage System - When data is encrypted and stored for a long time, encryption key(s) and/or algorithm(s) should be updated so as not to be compromised due to malicious attack. To that end, stored encrypted data is converted in the storage system with new set of cryptographic criteria. During this process, read and write requests can be serviced. | 2009-03-19 |
20090074191 | GAMING MACHINE HAVING MULTI-STAGE FAILURE RECOVERY FEATURE AND METHOD OF OPERATING SAME - A gaming machine may include memory, a software program loaded into the memory and a trusted cache. The trusted cache may include a context data save engine, a context data recovery engine and a restart engine. The context data save engine may be configured to save the context and state of the gaming machine at least upon sensing a failure condition. The context data recovery engine may be configured to load the context and state from the context data save engine back into memory, and the restart engine may be configured to restart the gaming machine and restore execution of the software program, and may be further configured to carry out a multi-stage recovery process that may include a soft reboot, a hardware reset and a power-off and, after a predetermined delay, a power-on of the gaming machine, attempting to restart the software program between each stage of the process. | 2009-03-19 |
20090074192 | Systems and methods for enhanced quantum key formation using an actively compensated QKD system - Systems and methods for enhanced quantum key distribution (QKD) using an actively compensated QKD system. The method includes exchanging quantum signals between first and second QKD stations and measuring the quantum signal error. An error signal S | 2009-03-19 |
20090074193 | Method for accessing a user operable device of controlled access - A method is provided for accessing a user operable device having limited access ability. The method comprises transmitting an inquiry from a mobile device of a user via a wide area transmission network to a key authority for obtaining an access key for accessing functions of the user operable device, receiving a request for information from the key authority, transmitting the requested information to the key authority, wherein the information is used by the key authority for co-coding the access key with one or more conditions for operating the user operable device, receiving the access key assigned by the key authority via the wide area transmission network, and transmitting the access key to a controller unit of the user operable device via a short range communication network for accessing the functions of the user operable device. | 2009-03-19 |
20090074194 | Ambient condition detector with selectable pitch alarm - The pitch of tones within tonal patterns emitted by ambient condition detector units and systems in the alarm or testing state is not always optimum to be heard by a wide range of users. An ambient condition detector outputs an alarm comprising a tonal pattern whereby a user can select at least one pitch tone emitted within a tonal pattern alarm when the detector senses an ambient condition. Options include verbal output. | 2009-03-19 |
20090074195 | DISTRIBUTED INTELLIGIBILITY TESTING SYSTEM - A distributed intelligibility testing system provides standardized audio tests to a plurality of remotely located client systems. The testing system includes a test manager that records a plurality of audio test words and generates a test protocol corresponding to the audio test words. A database receives and stores the audio test words and the test protocol. The audio test words are stored as a plurality of audio test files. Respective client systems in communication with the database receive and play the audio test files in accordance with the test protocol. The client systems record test responses when the audio test files are played. The test responses are stored in a database, and then evaluated. | 2009-03-19 |
20090074196 | Apparatus and method for monitoring own voice during singing or speaking event - A headset includes a housing having an inner side thereof engageable at least with a human ear and a curved member for attaching the housing behind the ear. An audible sound emitting speaker is mounted within the housing and a microphone capable of receiving sound wave and for converting the sound wave into an electrical signal is connected to one end of a boom. The other end of the boom is attached to the housing. An amplifier is disposed within the housing and is operatively connected to the speaker and the microphone for amplifying the electrical signal. A manually operable variable volume control resistive switch is operatively disposed between the amplifier and the microphone for controlling amplification of the electrical signal. A battery is contained within the housing and supplies a predetermined voltage to the amplifier and microphone. A manually operable switch controls voltage supply from the battery. | 2009-03-19 |
20090074197 | Frequency transposition applications for improving spatial hearing abilities of subjects with high-frequency hearing losses - A method of configuring a frequency transposition scheme for transposing a set of received frequencies of an audio signal received by a hearing aid worn by a subject to a transposed set of frequencies, wherein the method comprises determining at least one subject-dependent parameter indicative of the subject's ability to detect audio frequencies, and at least one subject-dependent parameter indicative of the location in frequency of one or more spectral cues, configuring a subject-dependent frequency transposition scheme based on the determined subject-dependent parameters, the subject-dependent frequency transposition scheme being configured so as to improve the subject's spatial hearing capabilities, and adapting the hearing aid to perform the configured subject-dependent frequency transposition scheme. | 2009-03-19 |
20090074198 | ACTIVE VIBRATION NOISE CONTROLLER - Microphone is arranged at an evaluation point at the front seat; a signal for controlling vibration noise at this position is sent out from speaker at the front seat; secondary sound for canceling an influence of secondary sound at the front seat on the rear seat is sent out from speaker at the rear seat; microphone is arranged at an evaluation point at the rear seat; a signal for controlling vibration noise at this position is sent out from speaker; and secondary sound for canceling an influence of secondary sound at the rear seat on the front seat is sent out from speaker at the front seat. | 2009-03-19 |
20090074199 | SYSTEM FOR PROVIDING A REDUCTION OF AUDIABLE NOISE PERCEPTION FOR A HUMAN USER - A system is disclosed where the well-known psycho-acoustic masking effect, i.e. frequency and/or temporal masking is applied to reduce the human perception of a noise signal. An input signal, such as music or another entertainment signal, is adjusted based on the intensity of the auditory noise by applying existing knowledge about the properties of the human auditory perception and is provided to the human user as a masking sound signal, so that the masking sound elevates the human auditory perception threshold for at least some of the noise signal, whereby the user's perception of that part of the noise signal is reduced or eliminated. The masking sound may be combined with active noise control where a sound in anti-phase with the noise signal is provided for further reduction of the human perception of the noise signal. | 2009-03-19 |
20090074200 | WIRELESS RESONATING SURFACE SPEAKER AND METHOD OF USING THE SAME - A wireless speaker and mounting system for use with a resonating surface of an automobile includes a wireless speaker mechanism including a vibrator, the wireless speaker mechanism configured to receive and convert a wireless signal representative of sound from a separate wireless electronic device into vibrations transmitted by vibrator to the resonating surface of the automobile for creating sound waves by the resonating surface; and a mounting mechanism configured to directly mount the wireless speaker mechanism to the resonating surface of the automobile. | 2009-03-19 |
20090074201 | METHOD AND APPARATUS FOR MICROPHONE MATCHING FOR WEARABLE DIRECTIONAL HEARING DEVICE USING WEARER'S OWN VOICE - Method and apparatus for microphone matching for wearable directional hearing assistance devices are provided. An embodiment includes a method for matching at least a first microphone to a second microphone, using a user's voice from the user's mouth. The user's voice is processed as received by at least one microphone to determine a frequency profile associated with voice of the user. Intervals are detected where the user is speaking using the frequency profile. Variations in microphone reception between the first microphone and the second microphone are adaptively canceled during the intervals and when the first microphone and second microphone are in relatively constant spatial position with respect to the user's mouth. | 2009-03-19 |
20090074202 | SYSTEM AND METHOD FOR LOCATING SOUND SOURCES - An exemplary method for locating sound sources is disclosed. The method includes the steps of: loading a sound source location program into a handheld device; activating the sound source location program; calculating a total voltage representing sound waves received by a microphone array via a waveform computation algorithm; calculating energy intensities of the total voltage according to the total voltage; and selecting a maximum energy intensity from the calculated energy intensities, and determining the location of the maximum energy intensity, the location of the maximum energy intensity is the location of the sound source. A related system is also disclosed. | 2009-03-19 |
20090074203 | METHOD OF ENHANCING SOUND FOR HEARING IMPAIRED INDIVIDUALS - A portable assistive listening system for enhancing sound for hearing impaired individuals includes a functional hearing aid and a separate handheld digital signal processing (DSP) device. The focus of the embodiments is directed to the handheld DSP device and a method of processing audio signals. The DSP device includes a programmable digital signal processor, a UWB transceiver for communicating with the hearing aid and/or other wireless audio sources, an LCD display, and a user input device (keypad). The handheld device is user programmable to apply different sound processing algorithms for processing sound signals received from the hearing aid and/or other audio source. The handheld device is capable of receiving audio signals from multiple sources, and gives the user control over selection of incoming sound sources and selective processing of audio. In the context of being user programmable, the digital signal processing device includes a software platform that provides for the ability of the user to select, or plug-in, desired processing algorithms for application to selected incoming audio signals. The software embodiments include a method of pre-analyzing multiple incoming audio signals in order to identify background noise (i.e. noise other than voices or other desirable sound) and then adaptively filtering out the common background noises from each of the audio signals. Alternatively, the software embodiments include a method of pre-analyzing multiple incoming audio signals in order to identify a single common desirable sound (i.e. voices) and then adaptively enhancing the desirable sound within each of the multiple sources. | 2009-03-19 |
20090074204 | Information processing apparatus, information processing method, and program - According to the present invention, a parameter adjustment section setting, in accordance with a first parameter indicating a variant factor for playback speed that is input, a second parameter and a third parameter, and a signal processing section adjusting at least one of playback speed and pitch of a sound of an audio signal based on the second parameter and the third parameter are provided, wherein the signal processing section adjusts the playback speed of the audio signal when the variant factor for playback speed that is input is less than a predetermined threshold and adjusts the playback speed and the pitch of a sound of the audio signal when the variant factor for playback speed that is input is above the predetermined threshold. | 2009-03-19 |
20090074205 | Vacuum tube preamplifier, amplifier and method for musical instruments with programmable controls - An amplifier is provided using digital potentiometer integrated circuits to control the tone of a vacuum tube preamplifier allowing digital control of the analog signal path of the amplifier. Using digital potentiometer integrated circuits to control the tone of a vacuum tube preamplifier results in an amplifier that preserves the unique tone quality of a vacuum tube amplifier that offers the flexibility, versatility, and user-friendly features of a digitally controlled amplifier, such as the ability to save and recall amplifier settings. The amplifier of the present invention is especially applicable for use with musical instruments such as for example, electric guitars. | 2009-03-19 |
20090074206 | METHOD OF ENHANCING SOUND FOR HEARING IMPAIRED INDIVIDUALS - A portable assistive listening system for enhancing sound for hearing impaired individuals includes a fully functional hearing aid and a separate handheld digital signal processing (DSP) device. The focus of the present invention is directed to the handheld DSP device and a unique method of processing incoming audio signals. The DSP device includes a programmable digital signal processor, a UWB transceiver for communicating with the hearing aid and/or other wireless audio sources, an LCD display, and a user input device (keypad). The handheld device is user programmable to apply different sound enhancement algorithms for enhancing sound signals received from the hearing aid and/or other audio source. The handheld device is capable of receiving audio signals from multiple sources, and gives the user control over selection of incoming sound sources and selective enhancement of sound. Specifically, the invention focuses on a proprietary method of adjusting the master volume and equalization of each of the multiple incoming audio signals prior to mixing all of the enhanced signals for output. Applying a Master Volume and Equalization setting prior to mixing provides for a more evenly enhanced sound and better overall sound intelligibility, as well as reducing processing power drained from the system during use. | 2009-03-19 |
20090074207 | Mobile communication device capable of setting tone color and method of setting tone color - A mobile communication device and a method of setting tone color, which allow a user to set the tone color of received sound. Provided are a normal mode, which sets the equalizer using GCF standards stored in an internal memory or equalizer setting values selected by a provider, a country-specific mode, which uses country-specific setting, and a user mode, in which a user can set frequency-specific gains of the received sound, and one mode is selected from the provided mode, so that the tone color of the received sound can be adjusted according to the selection. Telephone speech quality can be optimized for user preference, network environments and language characteristics. | 2009-03-19 |
20090074208 | METHOD FOR OUTPUTTING BACKGROUND SOUND AND MOBILE COMMUNICATION TERMINAL USING THE SAME - A method for outputting a background sound and a mobile communication terminal using the same are provided. The method includes outputting of the background sound during voice communication, and controlling of the volume of the background sound output in correspondence to the volume of a communication voice are disclosed. The mobile communication terminal includes a background sound processing unit for controlling a volume of the background sound in correspondence to a volume level of the communication voice, and an audio processing unit for controlling the volume of the background sound under the control of the background sound processing unit and for outputting both the background sound and the communication voice. | 2009-03-19 |
20090074209 | Audio Processing for Compressed Digital Television - A system for controlling volume comprising a perceptual loudness estimation unit for determining a perceived loudness of each of a plurality of frequency bands of a signal. A gain control unit for receiving the perceived loudness of one of the frequency bands of the signal and for adjusting a gain of the frequency band of the signal as a function of the perceived loudness of the frequency band. | 2009-03-19 |