40th week of 2012 patent applcation highlights part 41 |
Patent application number | Title | Published |
20120250792 | Alignment of In-phase and Quadrature Data in Quadrature Phase Shift Keying Optical Transmitters - I/Q data skew in a QPSK modulator may be detected by sending identical or complementary data streams to I and Q channel PSK modulators, setting the relative carrier phase between I and Q to zero or π, and monitoring the average QPSK output power, where the data streams sent to the I and Q channels include streams of alternating ones and zeroes. | 2012-10-04 |
20120250793 | In-Phase and Quadrature Pattern Alignment for Quadrature Phase Shift Keying Optical Transmitters - I/Q data skew in a QPSK modulator may be detected by sending identical or complementary data streams to I and Q channel PSK modulators, setting the relative carrier phase between I and Q to zero or π, and monitoring the average QPSK output power, where the data streams sent to the I and Q channels include pseudorandom streams of ones and zeroes. | 2012-10-04 |
20120250794 | System and method for effectively implementing a unit GM cell - An apparatus and method for effectively implementing a unit Gm cell includes an input P that receives an input P signal and an input N that receives an input N signal. The unit Gm cell further includes an output P that generates an output P signal that is connected through a first bias resistor to the input N. The unit Gm cell also includes an output N that generates an output N signal that is connected through a second bias resistor to the input P. The unit Gm cell features level-shifting resistors that cause the output P signal and the output N signal to be at different respective voltage levels. A Vcore supply voltage may thus be reduced by a voltage potential across the level-shifting resistors to operate the unit Gm cell with a reduced Vcore supply voltage. | 2012-10-04 |
20120250795 | SYSTEM AND METHOD FOR EFFECTIVELY IMPLEMENTING A FRONT END CORE - An apparatus for implementing a front end core for a transimpedance amplifier includes an input transimpedance stage that receives an FE core input signal and responsively generates an output transimpedance gain signal. A first output gain stage receives the output transimpedance gain signal and responsively generates an FE core output signal. A phase inverter stage also receives the output transimpedance gain signal and responsively generates an inverted output signal. A second output gain stage then receives the inverted output signal and responsively generates an inverted FE core output signal. | 2012-10-04 |
20120250796 | SYSTEMS, METHODS AND APPARATUS FOR DETERMINING CONTROL FIELD AND MODULATION CODING SCHEME INFORMATION - Systems, method and apparatus of managing wireless communication are described herein. | 2012-10-04 |
20120250797 | SIGNAL RECEIVING APPARATUS, SIGNAL RECEIVING METHOD AND SIGNAL RECEIVING PROGRAM - Disclosed herein is a signal receiving apparatus including: a data-loss detection section configured to detect a data loss from a received signal; and a timing adjustment section configured to adjust a processing timing by the quantity of the data loss on the basis of the detection result of the data loss. | 2012-10-04 |
20120250798 | MAXIMIZING DATA RATE BY ADJUSTING CODES AND CODE RATES - The present invention provides for making code rate adjustments and modulation type adjustments in a pseudonoise (PN) encoded CDMA system. Coding rate adjustments may be made by changing the number of information bits per symbol, or Forward Error Code (FEC) coding rate. A forward error correction (FEC) block size is maintained at a constant amount. Therefore, as the number of information bits per symbol are increased, an integer multiple of bits per epoch is always maintained. The scheme permits for a greater flexibility and selection of effective data rates providing information bit rates ranging from, for example, approximately 50 kilobits per second to over 5 mega bits per second (Mbps) in one preferred embodiment. | 2012-10-04 |
20120250799 | BLIND SYMBOL SYNCHRONIZATION SCHEME FOR OFDM SYSTEM - An Orthogonal Frequency Division Multiplexing (OFDM) receiver system for improved pilotless detection of symbol boundary of a received OFDM symbols using M-ary Phase Shift Keying (M-PSK) modulated carriers as a cost function is provided. The OFDM receiver includes a symbol boundary detection block that detects a symbol boundary of the received OFDM symbols. The symbol boundary detection block detects the symbol boundary by computing cost function of second order moment of the M-PSK modulated carriers. The receiver system is capable of detecting the symbol boundary for unknown information on said received OFDM symbols and thus increases throughput per given transmission bandwidth of a modulation scheme. | 2012-10-04 |
20120250800 | EARLY DETECTION OF SEGMENT TYPE USING BPSK AND DBPSK MODULATED CARRIERS IN ISDB-T RECEIVERS - A receiver system for early detection of a segment type of an input signal based on BPSK and DBPSK modulated carriers is provided. The receiver system includes a tuner that converts the input signal into an intermediate frequency (IF) signal, a signal conditioning module that converts the IF signal into a baseband signal, a Frequency Domain Synchronisation (FDS) block that detects the segment type of the input signal based on a carrier powers, a Transmission and Multiplexing Configuration Control (TMCC) decode block that performs a decoding operation on the received signal, a channel estimation block that estimates a channel and obtains a channel information. The TMCC decode block uses the channel information obtained from channel estimation block to correct a fast-frequency selective fading on the received signal before the decoding operation. | 2012-10-04 |
20120250801 | Intersymbol Interference Removal Method - An ISI removing method for a received signal executed by a receiver in an OFDM system to estimate a frequency-domain data signal carried on the received signal is provided. The method comprises the steps of: removing the first interference of known signal of the received signal; estimating a first data signal according to the received signal; performing a hard decision operation on the first data signal to generate a first frequency-domain signal; performing an Inverse Fast Fourier Transform operation on the first frequency-domain signal to generate a first time-domain signal; creating a tailing signal according to the first time-domain signal; removing a preamble signal from the received signal to generate a second signal; combining the first time-domain signal and the second signal to estimate the frequency-domain data signal. | 2012-10-04 |
20120250802 | RECEIVER, RECEPTION METHOD, PROGRAM AND RECEPTION SYSTEM - Disclosed herein is a receiver including a determination block adapted to determine, as a gain used to adjust the power of a received signal received with a fixed bandwidth, a gain different from that used when other band is not contained in a band of the received signal if the band of the received signal contains a desired signal band and the other band. | 2012-10-04 |
20120250803 | METHOD FOR ERROR COMPENSATION IN AN OFDM SYSTEM WITH DIVERSITY - A method provides for an improved compensation of Fourier channel characteristics in a wireless communication embodiment. The method identifies one or more information carriers as pseudo pilot tones whose information may be realized to enhance the determination of the complex coefficient of the communication channel. | 2012-10-04 |
20120250804 | Efficient Square-Root Free 2 Symbol Max-Log Receiver - The present invention employs a look up table based implementation for the metric computations which eliminate redundancy and substantially reduce the number of multiplications. Moreover, inventive method exploits the fact that the un-normalized constellation symbols are complex integers so that the product of a real-number and an un-normalized constellation symbol can be implemented by only additions. The inventive method also enables a greater efficiency for whitening colored noise prior to demodulation, one of which involves no square-root operation. The invention results in less complexity, faster operation, lower power consumption, without sacrificing performance | 2012-10-04 |
20120250805 | METHOD OF DEMODULATING A QUADRATURE AMPLITUDE MODULATION SIGNAL AND METHOD OF DATA COMMUNICATION - To demodulate a quadrature amplitude modulation (QAM) signal, a reception point is determined corresponding to a symbol in the QAM signal that is received where the symbol is mapped to one reference point of a plurality of reference points in a rotated constellation and the plurality of reference points are represented by an in-phase (I) coordinate and a quadrature-phase (Q) coordinate. A plurality of candidate points corresponding to a portion of the plurality of reference points are selected based on distances between the reception point and the respective reference points. The reception point is demapped by calculating a plurality of log-likelihood ratios based on the plurality of candidate points, the plurality of log-likelihood ratios corresponding to bits of data represented by the reception point. | 2012-10-04 |
20120250806 | NON-PARAMETRIC UPLINK INTERFERENCE CANCELLATION - Aspects of an apparatus and method of wireless communication include detecting, by a base node, at least one path of a transmission corresponding to received samples from a user equipment. Further, the aspects include assigning a bank of correlators around the detected at least one path, and estimating a composite channel impulse response at an output of each correlator of the bank of correlators. Further, the aspects include refining noisy channel estimates, and reconstructing a received signal from the user equipment based on the refined noisy channel estimate of the composite channel impulse response. Additionally, the aspects include canceling the reconstructed received signal from the received samples | 2012-10-04 |
20120250807 | SCHEMES FOR DETECTING GUARD INTERVALS IN OFDM SYSTEM - A receiver and method of detecting a guard interval estimate accurately by performing an Nth order polynomial based non-linear quantization on a pre-estimated guard interval in a received Orthogonal Frequency Division Multiplexing (OFDM) signal in a receiver is provided. The pre-estimated guard interval is obtained by performing normalized auto-correlation on the received OFDM signal. The method includes (i) performing a rounding operation on (a) one or more m | 2012-10-04 |
20120250808 | ARCHITECTURE AND METHOD OF CHANNEL ESTIMATION FOR WIRELESS COMMUNICATION SYSTEM - An apparatus may comprise a channel estimation architecture for wireless communications. Other embodiments are described and claimed. | 2012-10-04 |
20120250809 | RADIO FREQUENCY (RF) RECEIVER WITH DYNAMIC FREQUENCY PLANNING AND METHOD THEREFOR - A radio frequency (RF) receiver comprises an analog receiver, a digital processor, a clock synthesizer, and a microcontroller. The analog receiver has an input for receiving an RF input signal, and an output for providing a digital intermediate frequency (IF) signal. The digital signal processor has a first input for receiving the digital IF signal, a second input for receiving a clock signal, and a signal output for providing an IF output signal. The clock synthesizer has an input for receiving a clock control signal, and an output for providing the clock signal. The a microcontroller has an input for receiving a channel selection signal, wherein the microcontroller provides the clock control signal to control a frequency of the clock signal dynamically in response to a channel selection input to reduce interference of sub-harmonics created by the clock signal on the analog receiver. | 2012-10-04 |
20120250810 | DEVICE AND METHOD FOR RECEIVING RF SIGNALS BASED ON HETERODYNE ARCHITECTURE USING COMPLEX IF SUBSAMPLING - An RF signal reception device including: a transposition device of signals of frequency f | 2012-10-04 |
20120250811 | FAST LOCK CLOCK-DATA RECOVERY FOR PHASE STEPS - A clock-data recovery system and method promotes fast adjustment to large phase changes in the incoming data signal. The system can include phase alignment circuitry, clock generator circuitry, time-to-digital converter circuitry, and sampling circuitry. The phase alignment circuitry uses the incoming data signal and a feedback clock signal to generate an output clock signal. The clock generator circuitry uses the output clock signal to generate base phase clock signals of different phases or polarities. The time-to-digital converter circuitry uses the base phase clock signals and the incoming data signal to generate the feedback clock signal. The time-to-digital converter circuitry bases the feedback clock signal on the base phase clock signal that is aligned more closely in phase with the incoming data signal than the other base phase clock signals. The sampling circuitry re-times or recovers the data signal using one or more of the base phase clock signals. | 2012-10-04 |
20120250812 | Complex Shape Structure for Liquid Lithium First Walls of Fusion Power Reactor Environments - A method, system, and apparatus are disclosed for a complex shape structure for liquid lithium first walls of fusion power reactor environments. In particular, the method involves installing at least one tile on the surface area of the internal walls of the reactor chamber. The tile(s) is manufactured from a high-temperature resistant, porous open-cell material. The method further involves flowing liquid lithium into the tile(s). Further, the method involves circulating the liquid lithium throughout the interior network of the tile(s) to allow for the liquid lithium to reach the external surface of the tile(s) that faces the interior of the reactor chamber. In addition, the method involves outputting the circulated liquid lithium from the tile(s). In one or more embodiments, the reactor chamber is employed in a fusion reactor. In some embodiments, the tile is manufactured from a ceramic material or a metallic foam. | 2012-10-04 |
20120250813 | SELF-CONTAINED EMERGENCY SPENT NUCLEAR FUEL POOL COOLING SYSTEM - An auxiliary system for cooling a spent nuclear fuel pool through a submersible heat exchanger to be located within the pool. In each train or installation, a single loop or series of loops of cooling fluid (e.g., sea water or service water) is circulated. The system is modular, readily and easily installed during an emergency and can be self operating with its own power source. Multiple trains may be used in parallel in order to accomplish the required degree of spent fuel pool cooling required. | 2012-10-04 |
20120250814 | NUCLEAR FUEL ASSEMBLY SUPPORT GRID - A spacer grid for a nuclear fuel assembly that exhibits increased crush strength. Each grid strap at the ligaments that support fuel rods has a spring or dimple to support the fuel rods under anticipated external loads during shipping and handling or in a seismic event. One or more elongated embossed ribs are provided on each of the fuel rod grid strap support ligaments to increase its moment of inertia by forming various shapes on the ligaments of the grid strap. Preferably, the ribs have a streamlined shape to prevent any excessive pressure drop. In this manner, the crush strength of a conventional short grid strap is increased without meaningful additional manufacturing costs or adverse effects to the neutron economy of the grid. | 2012-10-04 |
20120250815 | Method for Determining Usage Rate of Breaking Hammer, Breaking Hammer, and Measuring Device - A method and measuring device for determining the usage rate of a breaking hammer, and to a rock breaking device. The measuring device comprises a sensor for measuring a physical phenomenon caused by the operation of the percussion device. The measuring results are processed, and they are used to determine the start and end times of the operation of the percussion device. By means of a timing device, it is possible to determine the duration of an impact cycle which is added to a time counter. The durations of impact cycles added cumulatively to the time counter indicate the total percussion time of the breaking hammer. Impact pauses between impact cycles are also monitored, and pauses shorter than a predefined time limit are taken into account as part of the usage rate. | 2012-10-04 |
20120250816 | SHIFT REGISTER OF LCD DEVICES - A shift register includes a plurality of shift register units coupled in series. Each shift register unit, receiving an input voltage at an input end and an output voltage at an output end, includes a node, a pull-up driving circuit, a pull-up circuit and first through third pull-down circuits. The pull-up driving circuit can transmit the input voltage to the node, and the pull-up circuit can provide the output voltage based on a high-frequency clock signal and the input signal. The first pull-down circuit can provide a bias voltage at the node or at the output end based on a first low-frequency clock signal. The second pull-down circuit can provide a bias voltage at the node or at the output end based on a second low-frequency clock signal. The third pull-down circuit can provide a bias voltage at the node or at the output end based on a feedback voltage. | 2012-10-04 |
20120250817 | vMOS Multi-valued Counter Unit - The present invention discloses a νMOS based multi-valued counter unit. The counter unit includes a νMOS source follower and at least a control gate connected the νMOS source follower. The control gate includes a first dual-value D flip-flop, a second dual-value D flip-flop, an AND gate, and an OR gate. The present invention utilizes the νMOS to replace the complicated threshold value operations of the multi-value logic. The current invention implements the true multi-value logic and a multi-base multi-value counter by increasing the number of the dual-value D flip-flop, and connecting the dual-value D flip-flop to the input control gate of the νMOS follower. Comparing to the conventional multi-value counter, the present invention reduces the necessary components in constructing the counter, and it also reduces the cost and power consumption. The present invention applies the asynchronous carry-over concept to implement the multi-digit multi-value counter, and it also has been verified by the simulation of P Simulation Program with Integrated Circuit Emphasis (SPICE). | 2012-10-04 |
20120250818 | System and Method for Off-Center Imaging - A system and a method for acquiring image data of a subject with an imaging system is provided. The system can include a gantry that completely annularly encompasses at least a portion of the subject, which can be positioned along at an isocenter of the imaging system. The system can include a source and a detector positioned within and movable relative to the gantry on a rotor. The system can include a move control module that sets move data for each of the source, detector and rotor that causes the source, detector and rotor to move in a desired motion profile to acquire image data of a portion of the subject off the isocenter of the imaging system. | 2012-10-04 |
20120250819 | DETECTOR MODULE AND RADIATION IMAGING APPARATUS - A radiation imaging apparatus is provided. The radiation imaging apparatus includes a radiation detector including a plurality of detector modules disposed therein, each detector module including a plurality of radiation detecting elements, wherein each of the detector modules includes a temperature sensor. The radiation imaging apparatus further includes an acquiring device configured to acquire temperature characteristic information of sensitivities of the radiation detecting elements from a storing device in which the temperature characteristic information is stored in advance, and a correcting device configured to correct data detected by the radiation detecting elements, based on temperature information acquired by the temperature sensor and the temperature characteristic information acquired by the acquiring device. | 2012-10-04 |
20120250820 | METHOD, IMAGE PROCESSING DEVICE AND COMPUTED TOMOGRAPHY SYSTEM FOR OBTAINING A 4D IMAGE DATA RECORD OF AN OBJECT UNDER EXAMINATION AND COMPUTER PROGRAM PRODUCT WITH PROGRAM CODE SECTIONS FOR CARRYING OUT A METHOD OF THIS KIND - A method is disclosed for obtaining a 4D image data record of an object under examination using measured data from a computed tomography system in which projection data are accepted which were acquired by way of the computed tomography system at different imaging time points by way of an helical scan method following the administration of contrast medium to the object under examination). On the basis of the projection data, image data of the object under examination are then reconstructed and linked with the imaging time points to a space/time data record. Then, a parameterized 4D image data model is individualized with adaptation to the space/time data record by varying model parameters. An image processing device and a computed tomography system with an image processing device of this kind are also described. | 2012-10-04 |
20120250821 | COMPUTED TOMOGRAPHY APPARATUS - The invention relates to a computed tomography apparatus for imaging an object. The computed tomography apparatus comprises a radiation source ( | 2012-10-04 |
20120250822 | X-Ray Imaging System and Method - An X-ray imaging system can include an X-ray source that projects a beam of X-ray radiation and an X-ray detector positioned to receive the beam of X-ray radiation at a location. The X-ray detector can include: (i) a monolithic substrate having a first side and a second side opposite the first side, (ii) a scintillation layer arranged upon the first side and including a first region and a second region, the first region having a first X-ray sensitivity and the second region having a second X-ray sensitivity different than the first X-ray sensitivity, and (iii) a photosensor array arranged upon the second side. The X-ray source and X-ray detector can be configured to adjust the location at which the X-ray detector receives the beam of X-ray radiation such that the location is primarily within the first region or the second region. | 2012-10-04 |
20120250823 | CALIBRATION OF DIFFERENTIAL PHASE-CONTRAST IMAGING SYSTEMS - The present invention relates to an X-ray imaging system and a method for differential phase—contrast imaging of an object. To improve calibration of differential phase—contrast imaging systems and the alignment of the gratings an X-ray imaging system is provided that comprises an X-ray emitting arrangement providing at least partially coherent X-ray radiation and an X-ray detection arrangement comprising a phase-shift diffraction grating, a phase analyzer grating, and an X-ray image detector, all arranged along an optical axis. For stepping, the gratings and/or the X-ray emitting arrangement are provided with at least two actuators arranged opposite to each other with reference to the optical axis. For calibration, calibration projections are acquired without an object, wherein, the emitted X-ray radiation or one of the gratings is stepwise displaced with a calibration displacement value. For examination, measurement projections are acquired with an object, wherein the emitted X-ray radiation or one of the gratings is stepwise displaced with a measurement, a calibration projection is associated to each of the measurement projections by registering the latter with the calibration projections. | 2012-10-04 |
20120250824 | VALIDATING A COMPENSATOR FOR USE IN A RADIATION THERAPY MACHINE TO TREAT A CANCER PATIENT - A method of validating a compensator for use in a radiation therapy machine to treat a cancer patient involves determining a radiation treatment plan based on a compensator description file that includes data representative of an actual machined surface of the compensator. The plan includes operating parameters of the radiation therapy machine, and this plan is compared against actual radiation measurements taken during a non-patient test of the radiation therapy machine with the compensator mounted to the machine. If the comparison results in a match, the compensator is validated for use in the radiation therapy machine to treat the cancer patient. | 2012-10-04 |
20120250825 | RADIOGRAPHIC APPARATUS - A radiographic apparatus includes an image acquisition controller for controlling operation of more than one electronic cassette. For signal communication between the image acquisition controller and the electronic cassettes, each electronic cassette may be connected to a communication cable. These communication cables are connected to a switching hub that intermediates communication between the electronic cassettes and the image acquisition controller. The radiographic apparatus includes multiple power supplies corresponding in number to the electronic cassettes. Each electronic cassette maybe connected to one power supply through a power cable separately from the communication cable. | 2012-10-04 |
20120250826 | RADIOGRAPHIC IMAGING APPARATUS - A radiographic imaging apparatus includes a radiation detection unit configured to detect radiation that has passed through an object, a protection member capable of being detachably attached to the radiation detection unit to protect the radiation detection unit, a first display unit disposed on the radiation detection unit and configured to display a state of the radiation detection unit, and a second display unit disposed on the protection member and configured to display the state of the radiation detection unit in accordance with a display of the first display unit when the protection member is attached to the radiation detection unit. | 2012-10-04 |
20120250827 | FIELD EMISSION X-RAY TUBE APPARATUS FOR FACILITATING CATHODE REPLACEMENT - The present disclosure relates to a field emission X-ray tube apparatus for facilitating cathode replacement, and more particularly, to a field emission X-ray tube apparatus for facilitating cathode replacement in which gates and cathodes are easily arranged through a joining member and a rotation preventing guide when gates and insulating spacers are rotated and joined with the cathodes while the cathodes and respective gates maintain electrical insulation, thereby easily replacing the cathodes. | 2012-10-04 |
20120250828 | CONTROL APPARATUS AND CONTROL METHOD - A control apparatus for controlling an X-ray irradiation area, in which an acquisition circuit acquires information relating to an effective area of a sensor, and a control circuit controls the X-ray irradiation area based on the information relating to the effective area. | 2012-10-04 |
20120250829 | DEVICE FOR TESTING FUNCTION OF TELEPHONE EXCHANGE - A device for testing a function of a telephone exchange during a production process includes a sending-end module for sending a test criterion, a receiving-end module for receiving a test criterion, an input/output interface module connected to a telephone exchange, a call connection indicating unit, a signal switching unit, and a controlling unit for controlling a test procedure. The device not only tests whether a call can be connected and whether a call can be answered, but analyzes local electrical characteristics of the telephone exchange at the telephone exchange-end. With the device, signals treated by an analog-to-digital conversion process can display various voice information of a voice signal conveyed by the telephone exchange, such that a damaged portion of the telephone exchange can be assessed whenever a test fails, thereby cutting test costs and production costs. | 2012-10-04 |
20120250830 | CONFERENCE SIGNAL ANOMALY DETECTION - Detecting at least one of an echo detector and a noise detector based on analysis of audio streams transmitted to and received from each endpoint of a conference. When certain characteristics of the respective audio streams for a given endpoint are classified as significant against certain criteria, a determination is made as to whether that endpoint is a source of echo and/or noise. Subsequent actions are taken to alert users and/or prevent broadcast of impaired signals. | 2012-10-04 |
20120250831 | Communication Signal Distribution Unit And Methods - A communication signal distribution unit includes a plurality of input ports for receiving incoming communication signals, a plurality of outlet ports for providing communication signals to electronic devices, a display for viewing information; and a set of keys for selecting one of the outlet ports, for entering a time to disable the communication signal provided by the selected output port, and for entering a time to re-enable provision of the communication signal at the selected output port. A 911 lock permits emergency calls through a disabled port. Programming methods are included. | 2012-10-04 |
20120250832 | Emergency Communication System and Method - A method and system for providing an emergency contact service are disclosed. The emergency contact system monitors presence off users with respect to various user devices in order to determine at which devices each user is present. An emergency message is then transmitted to devices at which the user is present. The emergency contact service is then capable of receiving a confirmation message to confirm receipt of the emergency message. The emergency contact service can track the users by retrieving location information, such as a GPS location, associated with a device at which a user is present. The emergency contact service can then identify whether a user in is the vicinity of an emergency location, and transmit an emergency message to the user is the user is in the vicinity of the emergency location. | 2012-10-04 |
20120250833 | Delivery of Alarm System Event Data and Audio Over Hybrid Networks - Delivery of alarm system event data and audio over hybrid networks is described. In one embodiment, delivering alarm system event data includes detecting an alarm event and communicating alarm event data to a message processing gateway, evaluating service parameters of the alarm system and conditions of the alarm event data, forwarding the alarm event data and a voice channel code to a telecommunications switch, and opening a voice channel between the telecommunications switch and a central alarm monitoring station. In other aspects, delivering alarm system event data and connecting a voice channel further includes determining whether the voice channel remains open, forwarding a routing code to the alarm system, opening a voice channel between the alarm system and the telecommunications switch, and bridging the voice channel between the telecommunications switch and the central alarm monitoring station and the voice channel between the alarm system and the telecommunications switch. | 2012-10-04 |
20120250834 | DELIVERY OF ALARM SYSTEM EVENT DATA AND AUDIO - Delivery of alarm system event data and audio. In certain aspects, a method for delivery of alarm system event data is described, including communicating alarm event data from an alarm system to a private telecommunications switch. In turn, the alarm event data may be communicated to a message processing gateway. The message processing gateway evaluates service parameters of the alarm system and, in certain cases, instructs the private telecommunications switch to contact a central alarm monitoring station if certain service parameters are met. In additional aspects, private telecommunications switch opens a voice channel between the private telecommunications switch and the central alarm monitoring station and communicates the alarm event data. Additionally, in response to a determination that a voice channel between the private telecommunications switch and the central alarm monitoring station remains open, the private telecommunications switch may also bridge the voice channel to the alarm system. | 2012-10-04 |
20120250835 | Method and System for Verifying the Status of 911 Emergency Telephone Services - A method and system allow a subscriber to test emergency 911 telephone services routed from the subscriber's location over a network to a response center. An alternative dialing code (*911) is provided for testing, and when a call placed by a subscriber to the alternative dialing code is received in the network, the network identifies the response center to which a 911 call placed from the subscriber's location is routed. An answering device is provided with status information with respect to the identified response center, and calls placed by the subscriber to the alternative dialing code are routed to the answering device, whereby when a subscriber places a call to the alternative dialing code, the answering device will supply the subscriber with status information with respect to the identified response center that receives a 911 call from the subscriber's location. | 2012-10-04 |
20120250836 | System For Text Assisted Telephony - A method of and system for operating a captioned telephone service, the method comprising the steps of providing words spoken by a remote user to a relay, at the relay, a call assistant listening to the words spoken by the remote user and re-voicing the words into a computer with voice recognition software trained to the voice of the call assistant to create a text stream of the words spoken by the remote user and presenting the text stream to an assisted user via a display. | 2012-10-04 |
20120250837 | System For Text Assisted Telephony - A method of and system for operating a captioned telephone service, the method comprising the steps of providing words spoken by a remote user to a relay, at the relay, a call assistant listening to the words spoken by the remote user and re-voicing the words into a computer with voice recognition software trained to the voice of the call assistant to create a text stream of the words spoken by the remote user and presenting the text stream to an assisted user via a display. | 2012-10-04 |
20120250838 | On-Demand Call Blocking Service - In a telecommunication system configured to provide a connection between a caller and a callee via a telephone network, wherein the telephone network is configured to connect the caller and the callee, a method for allowing the callee to prevent the caller from establishing the connection with the callee. The method includes receiving an instruction from the callee to prevent the caller from establishing the connection with the callee and identifying a first telephone number associated with the caller. The method also includes preventing one or more phone calls from the first telephone number from being forwarded to a second telephone number associated with the callee. | 2012-10-04 |
20120250839 | TELEPHONE-BASED COMMERCE SYSTEM - A speech application implements a telephone-based commerce system and method which complements a core payment processing business and influences banks and other key partners to conduct such electronic business and commerce. The speech application includes a speech driven telephone interface for consumer shopping and order placement of commodity items; a consumer registration interface and secure process that ties in a credit card, debit card, or bank account; and a build-your-own-voice-store web application which includes a voice user interface with interactive voice response tailoring each voice store within the speech framework of the present invention and an inventory database. Multi-currency services, permitting pricing or payment in any chosen currency, as well as multiple spoken language processing of voice inputs are supported for performing voice commerce over telephones. | 2012-10-04 |
20120250840 | SYSTEMS AND METHODS FOR POWERING NETWORK ACCESS DEVICES FROM CUSTOMER PREMISES EQUIPMENT - A communication system has a network access device (NAD) that is designed to deliver Plain Old Telephone Service (POTS) along with high-speed data to Customer Premises Equipment (CPE). The NAD is backpowered by the CPE across a subscriber line. When backpower is provided from the CPE, circuitry (referred to as a “POTS signaling element”) within the network access device converts POTS control signaling to digital data for transmission to the CPE. The band vacated by the POTS control signaling is used for the power signal on the subscriber line. In the absence of backpower, components of the network access device are bypassed, thereby providing POTS in the event of a power failure. The NAD receives advance warning of the backpowering so that it can disable the bypassing in order to prevent the power signal from leaking through the NAD to the network. | 2012-10-04 |
20120250841 | Method and Apparatus for Assigning and Provisioning VOIP Services - A method, system, and computer usable program product for assigning and provisioning VOIP services are provided. A data processing system receives an order for the VOIP service and information about virtual inventory. The data processing system may create a provisioning command including provisioning information for provisioning a telecommunication line according to the order and send the provisioning command to a provisioning system, create a porting command including porting information for porting the phone number in the order if porting a phone number and send the porting command to a porting system, create a registration command including user information for registering a user and send the registration command to a web portal, create a setup command including the user information for creating an account for the user and send the setup command to a customer management system. The data processing system may then complete the order for the VOIP service. | 2012-10-04 |
20120250842 | Method for Accessing Service Resource Items That are For Use in a Telecommunications System - Service resource items for use in call setup in a telephone system are held on servers that are connected to a computer network which is logically distinct from the telephone system infrastructure; this computer network may, for example, make use of the Internet. Each service item is locatable on the network at a corresponding URI and is associated with a particular telephone number. A mapping is provided between telephone numbers and the URIs of associated service resource items. When it is desired to access a service resource item associated with a particular telephone number, this mapping is used to retrieve the corresponding URI which is then used to access the desired service resource item. | 2012-10-04 |
20120250843 | Method for Indicating the Context of a Call to a Called Party - In embodiments of the disclosed technology, a plurality of ratings of websites is received, wherein each rating is associated with a category and a rater and each rater is associated with at least one group. A selection of a category is received from the user, wherein the user is associated with at least one group. One website location (or a plurality of website locations) is provided in the category to the user based on at least one rating of the plurality of ratings provided by at least one of the raters, wherein at least one group associated with the rater and at least one the group associated with the user are the same group. | 2012-10-04 |
20120250844 | ENHANCED CALLING FEATURES - Systems, methods, apparatus, and computer program products are provided for scheduling and initiating calls. For example, a request for a prospective call between a caller and a callee can be received via a server. The prospective call can be electronically added to call lists associated respectively with the caller and the callee. In response to a determination that both the caller and the callee are available, a call between a caller device and a callee device can be automatically initiated. | 2012-10-04 |
20120250845 | System granting access to application data and methods thereof - A system granting access to application data and methods thereof are provided in the present disclosure. Application data can be sent that can be utilized by applications resident within a telephony switching system or end devices involved in a call. When the calling party dials the called party, the switching system can be triggered to substitute a database key into the calling party number. The switching system can use the act of making the call to enable permission for the called party to access the data referenced by the database key. The telephony switching system, having provided the key, is capable of mapping the key back into the original calling party number. This allows the calling party number, through the database key, to be stored as a contact or dialed from a call log, which can provide backwards compatibility to devices that do not support this feature. | 2012-10-04 |
20120250846 | HIERARCHAL CONTROL OF TELECONFERENCES - A teleconference between at least two participants is evaluated by monitoring the teleconference and detecting a triggering event if more than one participant desires to speak at the same time. Upon detecting a triggering event, e.g., detecting an attempt of one or more participants to interrupt another participant, or detecting a request initiated by one or more participants to interrupt another participant, a dominant source is selected from among the ones of the participants attempting/requesting to speak based at least in part upon a determined hierarchal order of those participants attempting/requesting to speak. A participant is then selected from the participants to have the role of the dominant participant based upon the selected dominant source and only the speech of the dominant participant is conveyed to each participant through the teleconference system. | 2012-10-04 |
20120250847 | METHOD, SYSTEM, AND APPARATUS FOR OVERRIDING A RING BACK SIGNAL - Overriding a ring back signal involves receiving a ring back signal at a communications apparatus from a communication network in response to a user-initiated connection request. The ring back signal is rendered to a user of the communications apparatus, and a user input is received at the communications device to override the ring back signal. An alternate output is rendered to the user in place of the ring back signal. | 2012-10-04 |
20120250848 | COMMUNICATION ASSISTANCE SYSTEM AND METHOD - A communication assistance system includes a telephone switch for receiving calls from a plurality of requesters, a call center for routing each of said received calls to an operator terminal, and a first database configured to store said information corresponding to each of said subscribers. The system includes a masking feature that allows it to connect a requester to a subscriber without revealing subscriber's mobile telephone number. | 2012-10-04 |
20120250849 | DYNAMICALLY RECONFIGURABLE DISTRIBUTED INTERACTIVE VOICE RESPONSE SYSTEM - The present invention relates to managing connections between one or more data network interfaces and one or more phone interfaces. In one embodiment, a manager process, running on a computer system receives one or more telephone calls from one or more users over one of the phone interfaces and then accesses one or more profiles associated with each of the users. These profiles have one or more service identifiers and one or more interactive response agent (IRA) identifiers associated with the respective user. A menu of the service identifiers is presented to the user. The manager process looks up an agent address of one of the IRAs that is associated with the service identifier selected by the user from the menu and establishes a session with the associated IRA. A two-way communication with the associated IRA occurs during the session. | 2012-10-04 |
20120250850 | CALL PROCESSING METHOD, APPARATUS AND SYSTEM - Embodiments of the present invention provide a call processing method, apparatus and system. According to the embodiments of the present invention, under the precondition that the target put-through rate of the alternative skill queue is ensured, all call skill queues are dynamically adjusted. Therefore, according to the embodiments of the present invention, the operator may be taken full advantage of to improve quality of service of all call skill queues. | 2012-10-04 |
20120250851 | System and Method for Automating Customer Relations in a Communications Environment - A method includes receiving performance data associated with a service provided by at least one component of a communication network to one or more subscribers. The performance data may be gathered by one or more passive listening devices that monitor a performance characteristic of the at least one component of the communication network. The method further includes identifying the at least one component that provides a particular service to a particular subscriber based on a subscriber inquiry received from the particular subscriber. The method further includes identifying particular performance data within the received performance data. The particular performance data may be associated with the particular service provided by the at least one component. The method further includes determining a performance status of the at least one component, based on the particular performance data. | 2012-10-04 |
20120250852 | ACOUSTIC ECHO CANCELLATION FOR HIGH NOISE AND EXCESSIVE DOUBLE TALK - Methods and devices for improved echo cancellation in high noise environments, such as in-car speakerphones and the like, are provided that improve cancellation convergence in a high noise environment and in the presence of double talk. A new update method enables a robust echo canceller to update with reduced concern for the canceller being in a receive state or a double talk state. If a signal generated by a local talker is substantially the same as high noise, in terms of corruption of the echo canceller, the echo canceller converges in a robust manner even with continuous high noise at the input. | 2012-10-04 |
20120250853 | DUAL MODE COMMUNICATION DEVICE AND METHOD FOR MANAGING VOICE COMMUNICATION - A dual mode communication device comprises a first mode chip, a second mode chip, a switch, a first headphone jack, and a second headphone jack. The first headphone jack is electronically and selectively connected to the first mode chip or to the second mode chip through the switch. The second headphone jack is electronically connected to the second mode chip. The dual mode phone can simultaneously establish two voice communications with two other communication devices using the first mode chip and the second mode chip by respectively transmitting voice signals of the two voice communications through the first headphone jack and the second headphone jack. | 2012-10-04 |
20120250854 | CRYPTOGRAPHY CIRCUIT PROTECTED AGAINST OBSERVATION ATTACKS, IN PARTICULAR OF A HIGH ORDER - A cryptography circuit protected against observation attacks comprises at least one register R providing a variable x masked by the mask m, the masked variable being encrypted by a first substitution box S in a cyclic manner. The circuit also comprises a mask register M delivering at each cycle a mask m | 2012-10-04 |
20120250855 | MIX-NET SYSTEM - Each participant apparatus ( | 2012-10-04 |
20120250856 | Method And System For Encryption With Bidirectional Difference Propagation - An encryption method is disclosed, including two passes over a sequence of N input digital data X | 2012-10-04 |
20120250857 | METHOD AND APPARATUS OF SECURELY PROCESSING DATA FOR FILE BACKUP, DE-DUPLICATION, AND RESTORATION - Disclosed are an apparatus and methods of performing a secure backup of at least one data file via an agent application. According to one example, the method may include determining the at least one data file requires a mirror backup file, and determining that the at least one data file is a candidate for de-duplication based on at least one data file characteristic. The method may also include creating a filekey based on at least a portion of the content of the at least one data file, and transmitting the filekey to a database query handler associated with a database to determine if the file has been de-duplicated. | 2012-10-04 |
20120250858 | APPLICATION USAGE CONTINUUM ACROSS PLATFORMS - A system for application usage continuum across client devices and platforms includes a first client device configured to execute a first instance of an application and a second client device configured to execute a second instance of the application. The first client device is configured to receive an indication to transfer operation of the first instance of the application running on the first client device to the second instance of the application on the second client device. The first client device is further configured to generate state information and data associated with execution of the first instance of the application on the first client device and cause the state information to be sent to the second client device to enable the second instance of the application on the second client device to continue operation of the application on the second client device using the state information from the first client device. | 2012-10-04 |
20120250859 | DATA ENCRYPTION METHOD AND SYSTEM AND DATA DECRYPTION METHOD - An embodiment of the invention provides a data encryption method for an electrical device. The method comprises: generating an identification code corresponding to the electrical device; generating a temporary key according to the identification code; encrypting first data to generate a first secret key according to the temporary key and a first encryption mechanism; and encrypting the first secret key by a second encryption mechanism to generate an encrypted key. | 2012-10-04 |
20120250860 | ENCRYPTION PROCEDURE AND DEVICE FOR AN AUDIOVISUAL DATA STREAM - Apparatus for encrypting a stream of audiovisual data generated by an encoder ( | 2012-10-04 |
20120250861 | BROADCAST RECEPTION TERMINAL AND BROADCAST RECEPTION METHOD - A broadcast receiving terminal includes a conditional access system (CAS) module that acquires key information from a broadcast signal and a renderer that plays back video/audio data in the broadcast signal. The CAS module includes a history information storage unit that stores playback history information and a playback time calculation unit that calculates playback remaining time information related to the video/audio data and sends a scrambling key and the playback remaining time information to the renderer. The renderer includes a descrambling unit and a decoding unit that decrypts the video/audio with the scrambling key to play them back and send history information related to the playback to the CAS module and a preview control unit that performs control to decrypt the video/audio data only for the time indicated by the playback remaining time information. The terminal achieves playback control in accordance with an actual playback time. | 2012-10-04 |
20120250862 | METHOD AND APPARATUS OF SECURELY PROCESSING DATA FOR FILE BACKUP, DE-DUPLICATION, AND RESTORATION - Disclosed are an apparatus and method of de-duplicating at least one data file. One example method may include requesting a list of data rows stored in a database to be de-duplicated, receiving the list of the data rows based on a single filekey associated with the at least one data file, copying the at least one data file to a data storage memory, and deleting the data rows entries from a file registry of the database. | 2012-10-04 |
20120250863 | CHAOTIC CIPHER SYSTEM AND METHOD FOR SECURE COMMUNICATION - The present invention provides a method for a data encryption device to perform network communications, the method comprising obtaining an indexed array of encryption keys, wherein the indexed array of encryption keys is shared with a data decryption device; obtaining a message to be encrypted; using a first random or pseudorandom number to determine an index; obtaining a first key from the array of encryption keys, wherein the first key corresponds to the index; selecting a second key from the plurality of encryption keys; encrypting the message using the first key and a second random or pseudorandom number; encrypting the index using the second key and a third random or pseudorandom number; transmitting the encrypted message and the encrypted index to the data decryption device. | 2012-10-04 |
20120250864 | ENERGY MANAGEMENT APPARATUS AND ENERGY MANAGEMENT SYSTEM - An energy management apparatus includes: a communicator capable of communicating with at least a meter apparatus among the meter apparatus and a server apparatus that collects measurement information from the meter apparatus; a device registration processor configured to determine whether the direct communicator to the server apparatus can communicate with the server apparatus; if the direct communication is possible, transmit to the server apparatus a device registration message that requests to register a device identifier of the meter apparatus and a device identifier of the energy management apparatus; and, if the direct communication to the server apparatus is not possible, transmit the device registration message for the server apparatus to the meter apparatus; a communication processor configured to obtain energy control information of the device transmitted from the server apparatus; and a control executor configured to control the used energy amount of the device based on the energy control information. | 2012-10-04 |
20120250865 | SECURELY ENABLING ACCESS TO INFORMATION OVER A NETWORK ACROSS MULTIPLE PROTOCOLS - There is disclosed a method that includes providing encrypted information to a plurality of receiving devices, and transmitting by one of a multicast and broadcast a release key to the plurality of receiving devices to enable access to the encrypted information, wherein the release key is received at or about the same time by the plurality of receiving devices. The release key may be transmitted and or received over a multicast or broadcast network. The release key may be transmitted and/or over a distributed network. The transmission of the release key may be synchronized using a timing mechanism. | 2012-10-04 |
20120250866 | COMMUNICATION APPARATUS AND COMMUNICATION SYSTEM - A communication apparatus communicates with another communication apparatus by using a first key. The communication apparatus includes a processing unit that conducts a handshake process for a key exchange with the another communication apparatus and a key encryption unit that conducts an encryption process by using a second key. The processing unit conducts a first handshake process with the another communication apparatus without exchanging information on the first key while serving as a reception side of key information. Then, the processing unit conducts a second handshake process with the another communication apparatus to transmit the information on the first key encrypted by the key encryption unit by using the second key to the another communication apparatus. | 2012-10-04 |
20120250867 | INFORMATION PROCESSING APPARATUS AND PROGRAM PRODUCT - According to one embodiment, an information processing apparatus, which is connected to an external apparatus, includes a device key storage unit, a creating unit, a calculating unit, a communication unit, and a key calculating unit. The device key storage unit stores therein a device key. The creating unit creates a media key from the device key and a media key block. The calculating unit calculates first output information on the basis of first inherent information inherent to the information processing apparatus and public information. The communication unit transmits the first output information to the external apparatus and receives second output information calculated by the external apparatus from the external apparatus. The key calculating unit calculates a shared key shared between the information processing apparatus and the external apparatus on the basis of the media key, the first inherent information, and the second output information. | 2012-10-04 |
20120250868 | MIX-NET SYSTEM - Each participant apparatus ( | 2012-10-04 |
20120250869 | Sound Image Localization Control Apparatus - A sound image localization control apparatus includes: a distributing unit configured to produce first and second audio signals which have a time difference, from an input audio signal, and configured to supply the first audio signal to one of a plurality of speakers; and a virtual-sound source processing unit configured to produce a virtual-sound source signal for localizing a sound source at a virtual sound source position in a space where the plurality of speakers are disposed, which is to be supplied to the one of the plurality of speakers, based on the second audio signal. | 2012-10-04 |
20120250870 | CALIBRATING A PUBLIC ADDRESS INSTALLATION - A method for calibrating a public address installation comprising simulation of a public address system based on simulation parameters is provided. The public address system may comprise the public address installation and an auditorium. A simulation may deliver configuration parameters for the public address installation. The public address installation may be configured using the delivered configuration parameters, for example. The public address installation may be operated, and acoustic measurements may be taken in the auditorium. The simulation parameters may be customized based on measurement results from the acoustic measurements in order to reduce a discrepancy between simulation results and measurement results for the public address system. | 2012-10-04 |
20120250871 | Nonlinear Echo Suppression - Presented is a method and associated system for suppression of linear and nonlinear echo. The method includes dividing an input signal into several frequency bands in each of a several of time frames. The input signal may include an echo signal. The method further includes multiplying the input signal in each of the several frequency bands by a corresponding echo suppression signal. Calculating the corresponding echo suppression signal may include estimating a power of the echo signal in a particular frequency band as a sum of several component echo powers, each of the several component echo powers due to an excitation from a far-end signal in a corresponding one of the several frequency bands. Calculating the corresponding echo suppression signal may further include subtracting the power of the echo signal in the particular frequency band from a power of the input signal in the particular frequency band. | 2012-10-04 |
20120250872 | Method and System for Modeling External Volume Changes Within an Acoustic Echo Canceller - A method and system are provided in which a device, such as an acoustic echo canceller, may reduce the residual echo that may be heard at the far end of a conversation when an external speaker volume is changed. The device may compute a gain based on an echo estimate produced by a filter and on a near-end signal comprising audio information. The gain may be based on a correlation of the echo estimate and the near-end signal that tracks the changes in volume. Once computed, the gain may be validated to ensure that it is being applied when appropriate. The echo estimate may be adjusted by first applying the gain to an output of the filter and subsequently scaling a value of each of the coefficients of the filter based on the gain. The gain may be smoothed out over consecutive frames based on several adaptation schemes. | 2012-10-04 |
20120250873 | ADAPTIVE FEED-FORWARD NOISE REDUCTION - In an aspect, the invention features an active noise reduction device including an electronic signal processing circuit. The electronic signal processing circuit includes a first input for accepting a first signal, a second input for accepting a second signal, an output for providing a third signal, a feed-forward path from the first input to the output, and a feed-forward controller for determining the control parameter by calculating a control signal using the first signal and the second signal and then using the control signal to determine the control parameter. The feed-forward path includes a fixed compensation linear filter and a variable compensation filter having an input for receiving a control parameter that applies a selected linear filter from a family of linear filters that vary in both gain and spectral shape and are selectable by the control parameter. | 2012-10-04 |
20120250874 | AUDIO DEVICE AND METHOD FOR AUDIO OUTPUTTING - An audio device includes a headphone jack to receive a headphone plug, an audio output unit connected to the headphone jack, a detecting unit, and a control unit. The detecting unit detects insertion of a headphone plug into the headphone jack when playing an audio file. The control unit directly decreases an output power of the output unit to a first preset value within a preset period in response to the detected insertion of a headphone plug into the headphone jack, and gradually increases the output power of the output unit to a second preset value after the preset period is elapsed. A related method is also provided. | 2012-10-04 |
20120250875 | Portable Loudspeaker - A portable loudspeaker includes an electro-acoustic driver which creates sound waves when operated and a housing having a front side to which the driver is secured. The loudspeaker also includes a battery supported by the housing for providing electrical power to the driver and a cover secured to the housing which can be moved between (i) a closed position in which the cover overlies the driver, and (ii) an open position in which the cover does not overlie the driver. A controller controls operation of the loudspeaker. When the cover is moved to the closed position, a feature on the cover causes an indication to the controller that the cover is in the closed position. In response to the indication, the controller mutes the driver if the driver was outputting acoustic waves when the cover was moved to the closed position. | 2012-10-04 |
20120250876 | SET OF INTERACTIVE COASTERS - The present disclosure is directed to a set of interactive coasters. Specifically, it is an object of the present disclosure to provide a set of musically interacting coasters which harmonize when placed in proximity to one another. | 2012-10-04 |
20120250877 | METHOD AND SYSTEM FOR PROCESSING AUDIO SIGNALS IN A CENTRAL AUDIO HUB - A central audio hub, comprising an audio switch, a bus matrix, and an audio buffer, is triggered to read audio samples of an audio stream from the audio buffer. The central audio hub routes the audio samples via the bus matrix to one or more surrounding audio modules such as an audio codec and an audio interface communicatively coupled to the central audio hub. The audio stream may be directly from an external application processor or from an external DDR. With the audio stream from the DDR, a DMA controller may fetch the audio samples from the DDR in response to a request received from the audio buffer, and store the fetched audio samples into the audio buffer for routing. The audio switch may be triggered at a determined sampling rate to read the audio samples from the audio buffer utilizing a determined sample format, and to route the audio samples to the surrounding audio modules. | 2012-10-04 |
20120250878 | IN-VEHICLE AUDIO APPARATUS - An in-vehicle audio apparatus includes: a base body that is arranged in a fixed state; a storage tray that is moved between a drawing-out position and a storing position with respect to the base body and inserts and takes out a music reproducing device at the drawing-out position; a pressing body that is moved in accordance with a moving position of the storage tray in a direction perpendicular to a moving direction of the storage tray and presses the music reproducing device that is inserted into the storage tray when the pressing body is moved to one side; and a bias spring that presses the pressing body to the one side. | 2012-10-04 |
20120250879 | MEDIA AND COMMUNICATION SYSTEM - A media and video communication system is described that may be used, for example, in an aircraft. The disclosed system includes a camera for capturing an image of a user, and a video display unit (VDU) for displaying an image on a screen. A microphone or array of microphones may also be provided. One microphone may be configured to capture the voice of the user, enabling video communication. An additional microphone or microphones may be used to capture ambient noise to feed into a noise cancellation circuit. | 2012-10-04 |
20120250880 | LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application includes a case and frontal interface formed of polymer based material molded to provide details to accept audio devices and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. | 2012-10-04 |
20120250881 | MICROPHONE BIASING - A plurality of microphones are coupled in series to receive a bias current. A plurality of configurable switches may be used to select which ones of the microphones receive the bias current. The current source may be adjustable and the switches may be reconfigurable to dynamically change both the number of microphones being used and the amount of bias current being generated. | 2012-10-04 |
20120250882 | INTEGRATED ECHO CANCELLATION AND NOISE SUPPRESSION - A method for echo cancellation and noise suppression is disclosed. Linear echo cancellation (LEC) is performed for a primary microphone channel on an entire frequency band or in a range of frequencies where echo is audible. LEC is performed on one or more secondary microphone channels only on a lower frequency range over which spatial processing is effective. The microphone channels are spatially processed over the lower frequency range after LEC. Non-linear noise suppression post-processing is performed on the entire frequency band. Echo post-processing is performed on the entire frequency band. | 2012-10-04 |
20120250883 | NOISE REMOVAL DEVICE AND NOISE REMOVAL PROGRAM - A noise removal unit | 2012-10-04 |
20120250884 | MULTI-MEMBRANE MICROPHONE FOR HIGH-AMPLITUDE AUDIO CAPTURE - Disclosed herein are apparatus, method, and computer program product whereby a device receives an acoustic signal. In response to the received acoustic signal, the device outputs electrical signals from a first input audio transducer and a second input audio transducer. The second input audio transducer is less sensitive than the first input audio transducer. | 2012-10-04 |
20120250885 | SIGNAL-PROCESSING DEVICE, IMAGING APPARATUS, AND SIGNAL-PROCESSING PROGRAM - A signal-processing device includes a determination section that compares a frequency spectrum and a floor spectrum of an input audio signal to each other for each frequency bin and determines whether the input audio signal should be subjected to noise reduction processing or not for each of the frequency bins; and a noise reduction-processing section that subtracts a noise frequency spectrum from the frequency spectrum of the input audio signal for each of the frequency bins on the basis of the result determined by the determination section for each of the frequency bins. | 2012-10-04 |
20120250886 | CHARACTERISTIC CORRECTING DEVICE AND CHARACTERISTIC CORRECTING METHOD - According to one embodiment, a characteristic correcting device includes: a correction filter configured to correct sound quality characteristics of a plurality of bands in a frequency range of an input signal based on a frequency characteristic which is set in advance to generate an output signal; an input module configured to input a surrounding sound signal of sound around an output device outputting the output signal; and an adjusting module configured to reduce the number of the bands of which the sound quality characteristics are to be corrected of the bands in the frequency range of the input signal in accordance with an increase in amplitude of the surrounding sound signal which is input. | 2012-10-04 |
20120250887 | Volume scale selection - Embodiments herein relate to volume scale selection by a computing device. In an embodiment, the computing device includes a rotational device to assert a volume signal when the rotational device is rotated. Further, the computing device is to select one of a plurality of volume scales based on whether a peripheral audio device is connected to the computing device and is to correlate the volume signal to one of a plurality of values of the selected volume scale. | 2012-10-04 |
20120250888 | AUDIO SIGNAL PROCESSING APPARATUS - An audio signal processing apparatus has a plurality of channels for controlling a plurality of audio signals. In the apparatus, a volume setting unit sets volume parameters of the plurality of channels. A group generation unit determines a plurality of groups each including one or more channels among the plurality of channels. An attenuation setting unit sets an attenuation amount for each group. An on/off setting unit sets each group to either an on-state or an off-state. A plurality of volume controllers control the plurality of channels, a volume controller of each channel, which belongs to a group in the off-state, controlling a level of the channel and a volume controller of each channel, which belongs to a group in the on-state, generating a volume value by attenuating the volume parameter set to the channel by the attenuation amount set to the group and controlling a level of the channel. | 2012-10-04 |
20120250889 | AUTOMATIC VOLUME REDUCTION - Systems and methods of controlling output volume in mobile devices may include an apparatus having logic to detect a limited power delivery condition of a battery of a mobile platform. The logic may also transmit a hardware alert to an audio controller of the mobile platform in response to the limited power delivery condition, wherein the hardware alert is to instruct the audio controller to conduct a speaker volume reduction to an audible level. In one example, the logic enables the use of one or more high power speakers such as stereo integrated hands free speakers in the mobile device. | 2012-10-04 |
20120250890 | AUDIO DEVICE AND METHOD FOR AUDIO OUTPUTTING - An audio device includes a headphone jack to receive a headphone plug, an audio output unit connected to the headphone jack, a detecting unit, and a control unit. The detecting unit detects insertion or removal of a headphone plug from the headphone jack. The control unit decreases an output power of the audio output unit to a preset value within a preset period in response to the detected insertion or removal of the headphone plug, and recovers the output power of the output unit to an original value after the preset period is elapsed. A related method is also provided. | 2012-10-04 |
20120250891 | PERSONAL LISTENING DEVICE WITH SELF-ADJUSTING SOUND VOLUME - An exemplary personal listening device includes thermo-sensitive elements in its transducers. Each thermo-sensitive element senses temperature change of a corresponding transducer and changes a current flowing through the transducer according to temperature change of the transducer, to reflect the amount of time for which the personal listening device has been working. | 2012-10-04 |