19th week of 2015 patent applcation highlights part 34 |
Patent application number | Title | Published |
20150124901 | Channel Quality Indicator Apparatus and Method - A method and apparatus are provided for a wireless communication system including a base station and at least one user equipment. A Channel Quality Indicator (CQI) table can be generated so that only an index corresponding to the measured CQI needs to be fed back to the base station. The CQI tables proposed herein may be suitable to different channel statistics, different Multiple Input Multiple Output (MIMO) mode and may be optimized based on either performance or implementation complexity. Multiple CQI tables may be formed into one compound CQI table. The CQI tables may be stored at both a base station and user equipment. The base station can select a CQI table from the set of tables. The base station signals the selection of the CQI table to the user equipment and the user equipment feeds back indices from the selected CQI table to the base station. | 2015-05-07 |
20150124902 | TRANSMITTING DEVICE, RECEIVING DEVICE, TRANSMITTING METHOD, PROGRAM, AND INTEGRATED CIRCUIT - When signals to be transmitted to a plurality of mobile station devices are multiplexed by hierarchical modulation in a downlink, an increase in difference in reception quality among the mobile station devices is prevented. A transmitting device of the present invention is a transmitting device which performs data transmission to a plurality of receiving devices by using a plurality of symbols and a plurality of layers with different distances between signal points, and includes a modulating unit | 2015-05-07 |
20150124903 | NON-DISPLAY SIGNAL ENCODING METHOD AND MATRIX SUBSTRATE - A non-display signal encoding method cooperates with a matrix substrate including a plurality of electrodes. The electrodes cross each other and transmit a plurality of display signals and a plurality of non-display signals. The non-display signal encoding method comprises steps of: transmitting the non-display signals by at least one of the electrodes during a first time; and receiving by coupling at least a part of the non-display signals by at least an external object, wherein the non-display signals have at least three states, i.e. a first state, a second state, a third state or their any combination, and the first, second and third states are different from one another. A matrix substrate is also disclosed. | 2015-05-07 |
20150124904 | DISTORTION COMPENSATION APPARATUS, WIRELESS COMMUNICATION SYSTEM, AND DISTORTION COMPENSATION METHOD - A distortion compensation apparatus including: an amplifier configured to amplify an input signal including a transmission signal and an impulse signal, the transmission signal being converted to a radio frequency signal for transmission, the impulse signal being not converted to a radio signal for transmission, a memory configured to store a plurality of distortion compensation coefficients for compensating distortion to the input signal, each of the plurality of distortion compensation coefficients being associated with an amplitude of the input signal, and a processor configured to select a distortion compensation coefficient from the plurality of distortion compensation coefficients based on an amplitude of the impulse signal included in the input signal, and update the selected distortion compensation coefficient based on the amplified impulse signal include in the amplified input signal. | 2015-05-07 |
20150124905 | APPARATUS AND METHOD FOR CARRIER STATE MODULATION - A carrier state modulator system is described in which a stream of digital data bits is encoded by modulating the amplitude or phase of a carrier wave. A transmitter directly modulates the amplitude or phase of a selected number of cycles of the carrier in accordance with the state of each digital data bit. This method of direct generation of an amplitude or phase modulated carrier wave differs from mixing a phase amplitude baseband modulation onto a higher carrier frequency. | 2015-05-07 |
20150124906 | SYSTEMS AND METHODS FOR IMPROVING COMMUNICATION SENSITIVITY - A method for improving communication sensitivity by a wireless communication device is described. The method includes obtaining a string of bits. The method also includes mapping each bit in the string of bits to a pre-allocated bit pattern to create a series of concatenated pre-allocated bit patterns. The method further includes generating a modulated signal based on the series. The method additionally includes transmitting the modulated signal. | 2015-05-07 |
20150124907 | Hardware-Efficient Signal-Component Separator For Outphasing Power Amplifiers - Described herein is a fixed-point piece-wise linear (FP PWL) approximation technique for computations of nonlinear functions. The technique results in circuit designs having relatively few and simple arithmetic operations, short arithmetic operands and small-sized look-up tables and the circuits resultant there from can be efficiently pipelined to run at multi-GSamples/s throughputs. In one exemplary embodiment, the FP PWL approximation technique was used in the design of an energy-efficient high-throughput and high-precision signal component separator (SCS) for use with in an asymmetric-multilevel-outphasing (AMO) power amplifier. The FP PWL approximation technique is appropriate for use in any application requiring high-throughput, area and power constrained hardware implementations of nonlinear functions. | 2015-05-07 |
20150124908 | Fast Decoding based on ZigZag Deconvolution for Random Projection Code - Multi-level symbols generated by applying a Random Projection Code (RPC) to a source bit sequence are received at a receiver via a noisy channel. The received multi-level symbols are represented in a bipartite graph as constraint nodes connected via weighted edges to binary variable nodes that represent the source bit sequence. A decoder uses ZigZag deconvolution to generate constraint node messages as part of an iterative belief propagation to decode the source bit sequence from the received multi-level symbols. | 2015-05-07 |
20150124909 | RECEPTION APPARATUS AND RECEPTION METHOD - A reception apparatus obtains a first channel estimated value from a reference signal of each layer and a known reference signal that are received and multiplies the first channel estimated value by an orthogonal signal sequence in each layer. Subsequently, the reception apparatus synthesizes a signal in each layer and, from the orthogonal signal sequence and the synthesized signal, calculates an adaptive array antenna weight. Next, the reception apparatus carries out antenna synthesis of the data signal and the reference signal by using the above weight for each layer and obtains a second channel estimated value from the reference signal subjected to the synthesis. Then, the reception apparatus carries out MIMO demodulation from a result of the channel estimation for each layer described above. | 2015-05-07 |
20150124910 | Element Selection Unit and a Method Therein - An element selection unit ( | 2015-05-07 |
20150124911 | SYSTEMS AND METHODS FOR IMPROVED WIRELESS CHANNEL ESTIMATION - Systems and methods are disclosed herein to provide improved channel estimation in a wireless data communication system, including but not limited to Multiple Input Multiple Output (MIMO) and Orthogonal Frequency Division Multiplexing (OFDM) communication systems. In accordance with one or more embodiments and aspects thereof, a channel estimation system is disclosed that regenerates a representation of the original transmitted signal from the received digital bitstream and selectively applies it to refine and improve channel estimation and signal equalization calculations using the data symbols contained within received frames. Such a system may offer improved capabilities such as more accurate signal reception, reduced bit error ratio, and improved Multi-User MIMO (MU-MIMO) reception. | 2015-05-07 |
20150124912 | RECEPTION OF INTER-SYMBOL-CORRELATED SIGNALS USING SYMBOL-BY-SYMBOL SOFT-OUTPUT DEMODULATOR - A receiver comprises a sequence estimation circuit and a soft-input-soft-output (SISO) decoder. The sequence estimation circuit comprises circuitry operable to generate first soft bit decisions for symbols of a received inter-symbol-correlated signal. The SISO decoder comprises circuitry operable to decode the first soft bit decisions to generate corrected soft bit decisions. The circuitry of the sequence estimation circuit is operable to generate, based on the corrected soft bit decisions, second soft bit decisions for the symbols of the received inter-symbol-correlated signal, which are improved/refined relative to the first soft bit decisions. | 2015-05-07 |
20150124913 | CIRCUIT AND METHOD FOR CALCULATING ERROR OF SAMPLING CLOCK, AND SIGNAL RECEIVING CIRCUIT AND METHOD - A method for calculating an error of a sampling clock is provided. The sampling clock is used for sampling a signal to generate a first sample data group and a second sample data group. Each of the first and second sample data groups includes a header having a predetermined sequence. The method includes: performing a correlation operation on the first and second sample data groups with data of the predetermined format to obtain first and second correlation results, respectively; comparing the first and second correlation results to generate a sample data group offset; and generating the error of the sampling clock according to the sample data group offset and a time difference between the first and second sample data groups. | 2015-05-07 |
20150124914 | Spur Cancellation Systems and Related Methods - Spur cancellation systems and related methods are disclosed for radio frequency (RF) receivers and other implementations. Disclosed embodiments effectively remove spurs caused by digital clock signals or other spur sources by determining which spurs will fall within a channel selected to be tuned, utilizing a spur cancellation module to generate a cancellation signal, and subtracting this cancellation signal from the digital information. The cancellation signal can be initially generated with a known frequency and estimated values for unknown spur parameters, such as amplitude and phase. Digital feedback signals are then used to adjust the spur parameters. If the spur frequency is not known precisely, digital feedback signals can also be used to adjust the frequency of the cancellation signal. Where multiple receive paths are provided within a multi-receiver system, multiple spur cancellation modules can be used to remove spurs generated by digital clocks within each of the receive paths. | 2015-05-07 |
20150124915 | METHOD AND SYSTEM FOR TIME INTERLEAVED ANALOG-TO-DIGITAL CONVERTER TIMING MISMATCH ESTIMATION AND COMPENSATION - Methods and systems for time interleaved analog-to-digital converter timing mismatch calibration and compensation may comprise receiving an analog signal on a chip, converting the analog signal to a digital signal utilizing a time interleaved analog-to-digital-converter (ADC), and reducing a blocker signal that is generated by timing offsets in the time interleaved ADC by estimating complex coupling coefficients between a desired digital output signal and the blocker signal. A decorrelation algorithm may comprise a symmetric adaptive decorrelation algorithm. The received analog signal may be generated by a calibration tone generator on the chip. An aliased signal may be summed with an output signal from a multiplier. The complex coupling coefficients may be determined utilizing the decorrelation algorithm on the summed signals. A multiplier may be configured to cancel the blocker signal utilizing the determined complex coupling coefficients. | 2015-05-07 |
20150124916 | SYSTEM TIMING MARGIN IMPROVEMENT OF HIGH SPEED I/O INTERCONNECT LINKS BY USING FINE TRAINING OF PHASE INTERPOLATOR - Methods and apparatus for improving system timing margin of high speed I/O (input/output) interconnect links by using fine training of a phase interpolator are described. In some embodiments, I/O links use forward clock architecture to send data from transmit driver to receiver logic. Moreover, at the receiver side, Phase Interpolator (PI) logic may be used to place the sampling clock at the center of the valid data window or eye. In an embodiment, a Digital Eye Width Monitor (DEWM) logic may be used to measure data eye width in real time. Other embodiments are also disclosed. | 2015-05-07 |
20150124917 | CLOCK SYNCHRONIZATION CIRCUIT AND SEMICONDUCTOR DEVICE - A clock synchronization circuit is configured to capture an input data bit according to an input clock signal, and to synchronize and output the input data bit. The clock synchronization circuit includes a clock buffer for generating an internal clock signal according to the input clock signal and transmitting the internal clock signal to a clock line. The clock synchronization circuit further includes a D flip-flop for capturing and outputting the input data bit at an edge timing of the internal clock signal. The clock buffer includes an inverter core portion and an electric current suppressing portion. The inverter core portion is configured to generate the internal clock signal through alternately supplying an electric current to the clock line and drawing the electric current from the clock line according to the input clock signal. The electric current suppressing portion is configured to suppress an amount of the electric current. | 2015-05-07 |
20150124918 | METHOD FOR COMPENSATING TIMING ERRORS OF REAL-TIME CLOCKS - The present invention relates to a method for compensating timing errors of real-time clocks, which comprises a compensating step, wherein in step 1, assign CNT to be 0 and execute step two; in step 2, assign FLAG to be 1 when a rising edge of 1 Hz clock is arrived and execute step 3; in step 3, judge FLAG and M3, if FLAG=1 and M3<0, execute step 4 while waiting until CNT=S4; if FLAG=1, CNT=0 and M3>0, execute step 5; otherwise execute step 2; in step 4, execute an assignment operation, CNT=0, M3=M3+S4, FLAG=0 and restart step 2; in step 5, execute an assignment operation, CNT=S4, M3=M3−S4, FLAG=0, and restart step 2. A sampling frequency of relative errors ERR of the present invention is adjustable, and a compensatory accuracy is much higher. | 2015-05-07 |
20150124919 | METHOD OF GENERATING UNAMBIGUOUS CORRELATION FUNCTION FOR TMBOC (6,1,4/33)SIGNAL BASED ON PARTIAL CORRELATION FUNCTIONS, APPARATUS FOR TRACKING TMBOC SIGNAL, AND SATELLITE NAVIGATION SIGNAL RECEIVER SYSTEM USING THE SAME - A method of generating an unambiguous correlation function for a TMBOC(6,1,4/33) signal, an apparatus for tracking a TMBOC signal, and a satellite navigation signal receiver system using the same are disclosed herein. The method of generating a correlation function for a TMBOC(6,1,4/33) signal includes generating a delayed signal delayed based on a phase delay with respect to the signal pulse train of a TMBOC(6,1,4/33)-modulated received signal; generating BOC(1,1) partial correlation functions and BOC(6,1) partial correlation functions by performing an auto-correlation operation on the received signal and the delayed signal with respect to the total time; generating a BOC(1,1) sub-correlation function; obtaining a first intermediate correlation function, obtaining second to eleventh intermediate correlation functions, and generating the BOC(6,1) sub-correlation function by summing all the first to eleventh intermediate correlation functions; and generating a main correlation function by combining the BOC(1,1) and BOC(6,1) sub-correlation functions. | 2015-05-07 |
20150124920 | ROOM-TEMPERATURE FUSION REACTION METHOD AND DEVICE - To provide a room-temperature fusion reaction device capable of maintaining a room-temperature fusion reaction state by controlling the reaction condition of room-temperature fusion. The room-temperature fusion reaction device includes: a reaction vessel for containing an electrolyte solution; a positive electrode and a negative electrode immersed in the electrolyte solution within the reaction vessel; and a power supply device for applying a reaction voltage to the positive electrode and the negative electrode. The reaction voltage from the power supply device is applied to generate glow discharge optical emission between the positive electrode and the negative electrode. A light receiving means is provided for receiving light of the glow discharge optical emission. A voltage adjusting means of the power supply device controls the reaction voltage applied to the positive electrode and the negative electrode based on the receiver output of the light receiving means. | 2015-05-07 |
20150124921 | Downhole Gamma Ray Source Using Neutron Activation - A method is for creating a gamma ray source downhole by creating a radioactive material through irradiation of an inert material by high energy neutrons, wherein the material to be activated may surround the neutron source in close proximity to form a compact gamma ray source. The gamma rays generated by the activation may be used to perform nuclear measurements downhole. | 2015-05-07 |
20150124922 | SYSTEMS AND METHODS FOR ENHANCING ISOLATION OF HIGH-TEMPERATURE REACTOR CONTAINMENTS - A high-temperature containment-isolation system for transferring heat from a nuclear reactor containment to a high-pressure heat exchanger is presented. The system uses a high-temperature, low-volatility liquid coolant such as a molten salt or a liquid metal, where the coolant flow path provides liquid free surfaces a short distance from the containment penetrations for the reactor hot-leg and the cold-leg, where these liquid free surfaces have a cover gas maintained at a nearly constant pressure and thus prevent high-pressures from being transmitted into the reactor containment, and where the reactor vessel is suspended within a reactor cavity with a plurality of refractory insulator blocks disposed between an actively cooled inner cavity liner and the reactor vessel. | 2015-05-07 |
20150124923 | PEOPLE COUNTING METHOD AND APPARATUS - An apparatus configured to count people in a target area includes a wireless transceiver and a controller. The wireless transceiver is configured to radiate an impulse electromagnetic wave to the target area and receive a reflection signal from the target area, and the controller is configured to obtain a signal strength of the reflection signal over a reception time period during which the reflection signal is received and count people according to the signal strength, considering that the signal strength is weakened in proportion to the reception time period. | 2015-05-07 |
20150124924 | TRAFFIC-MONITORING SMART TAPE - The present invention generally relates to techniques for traffic monitoring. The techniques utilize a relatively low cost sensing system, referred to here as “smart tape.” Smart tape is adhered directly to the roadway and provides the ability to temporarily monitor traffic. It can be applied in an appropriate length for the roadway condition. Smart tape is responsive to the pressure of a vehicle's tires passing over it. Furthermore, smart tape does not require an attached monitoring device, unlike certain known traffic monitoring techniques. | 2015-05-07 |
20150124925 | ENGINE WEAR DETECTION SYSTEM - An engine wear detection system includes (a) detector for generating a signal correlated with the rotation of a rotary member of an engine; (b) a processor for processing said signal to determine the number of rotations performed by the rotary member; and, (c) a cyclometer display for visually displaying the cumulative number of rotations. | 2015-05-07 |
20150124926 | COUNTER CIRCUIT AND IMAGE SENSOR INCLUDING THE SAME - An integrated circuit counter includes a cascaded chain of bit counters, which are collectively configured to count a number of first edges of a counter input signal received at an input thereof and output the count as a counter output signal. The cascaded chain includes at least two bit counters, which are: (i) configured to support both counter and buffer modes of operation, and (ii) responsive to respective bypass control bit signals having values that specify whether a corresponding one of the at least two bit counters is disposed in the counter or buffer mode of operation. | 2015-05-07 |
20150124927 | DARK FIELD COMPUTED TOMOGRAPHY IMAGING - A method includes obtaining a dark-field signal generated from a dark-field CT scan of an object, wherein the dark-field CT scan is at least a 360 degree scan. The method further includes weighting the dark-field signal. The method further includes performing a cone beam reconstruction of the weighted dark-field signal over the 360 degree scan, thereby generating volumetric image data. For an axial cone-beam CT scan, in one non-limiting instance, the cone-beam reconstruction is a full scan FDK cone beam reconstruction. For a helical cone-beam CT scan, in one non-limiting instance, the dark-field signal is rebinned to wedge geometry and the cone-beam reconstruction is a full scan aperture weighted wedge reconstruction. For a helical cone-beam CT scan, in another non-limiting instance, the dark-field signal is rebinned to wedge geometry and the cone-beam reconstruction is a full scan angular weighted wedge reconstruction. | 2015-05-07 |
20150124928 | METHOD AND CT SYSTEM FOR TOPOGRAM SCANNING - A method for improved utilization of a radiation dose applied to an examination object during topogram scanning of a CT system, and a CT system with a system axis using a cylindrical curved multi-row detector, are disclosed. In an embodiment, the method includes topogram scanning of the examination object with at least one emitter-detector combination disposed on a rotatable gantry from a predetermined rotation angle of the gantry, wherein during the topogram scanning a relative movement occurs between examination object and emitter-detector combination in the system axis direction; calculation of at least one flat image in at least two planes running in parallel to the system axis in each case by a tomosynthesis reconstruction; and storage and/or further processing of at least one of the flat images of the examination object to represent a topogram. | 2015-05-07 |
20150124929 | X-RAY ANTI-SCATTER GRID - An X-ray anti-scatter grid having thinner X-ray opaque layers, smaller X-ray opaque diameters, greater aspect ratio, lower weight and improved image resolution is disclosed. A method of forming the X-ray anti-scatter grid is disclosed that includes a set of hollow X-ray transparent glass capillary tubes that are fused together, with an X-ray opaque layer thick enough to block X-rays at a specified energy inside the capillary tubes. The capillary tubes provide the high aspect ratio and light weight, while the X-ray opaque layer is provided by a deposition process that has features similar to atomic layer deposition (ALD). The high aspect ratio and thin layers improves resolution and decreases image artifacts, and large area X-ray anti-scatter grids are provided by aligning the axis of the an X-ray opaque layers to the X-ray source. | 2015-05-07 |
20150124930 | TIME-RESOLVED PRE-TREATMENT PORTAL DOSIMETRY SYSTEMS, DEVICES, AND METHODS - Systems, devices, and methods for pre-treatment verification of radiation dose delivery in arc-based radiation therapy devices using a time-dependent gamma evaluation method. | 2015-05-07 |
20150124931 | CATHODE FILAMENT ASSEMBLY - The present invention relates to a cathode for an X-ray tube, an X-ray tube, a system for X-ray imaging, and a method for an assembly of a cathode for an X-ray tube. In order to provide a cathode with an improved and facilitated assembly, a cathode ( | 2015-05-07 |
20150124932 | POWER SYSTEM OF X-RAY TUBE AND METHOD OF CONTROLLING THE SAME - A method of controlling a power system of an X-ray tube is provided to supply power to the X-ray tube and control the emission operation of the X-ray tube. The method includes following steps: First, it is to judge whether a high voltage operation of the X-ray tube is started up. Afterward, a high voltage reference signal is gradually increased when the high voltage operation of the X-ray tube is started up. Afterward, it is to judge whether the high voltage reference signal is increased to an upper limit voltage level. Finally, the emission operation of the X-ray tube is executed when the high voltage reference signal is increased to the upper limit voltage level. | 2015-05-07 |
20150124933 | X-RAY GENERATOR DEVICE - An x-ray generator device includes a housing at least partially holding a specific fluid pressure, with an arm positioned to be able to strike a strike plate within the housing. The housing contains an x-ray window. The arm is magnetically actuated in at least one direction by a magnetic field generator outside of the housing. A striking portion of the lever arm and/or the strike plate may be a polymeric material with embedded metal or metal alloys. | 2015-05-07 |
20150124934 | DISTRIBUTED, FIELD EMISSION-BASED X-RAY SOURCE FOR PHASE CONTRAST IMAGING - An x-ray source for use in Phase Contrast Imaging is disclosed. In particular, the x-ray source includes a cathode array of individually controlled field-emission electron guns. The field emission guns include very small diameter tips capable of producing a narrow beam of electrons. Beams emitted from the cathode array are accelerated through an acceleration cavity and are directed to a transmission type anode, impinging on the anode to create a small spot size, typically less than five micrometers. The individually controllable electron guns can be selectively activated in patterns, which can be advantageously used in Phase Contrast Imaging. | 2015-05-07 |
20150124935 | X-RAY GENERATION FROM A SUPER-CRITICAL FIELD - Described herein are methods and systems relating to an x-ray generation system. In some embodiments, the system includes an electron beam acceleration region that generates an electron beam and accelerates electrons in the beam and a radiation generation region that (i) receives the electron beam and (ii) generates an electric field having an energy of greater than about 10E7 V/m without electrical breakdown of vacuum gaps. The electric field is configured to decelerate electrons in the electron beam sufficiently to generate x-ray energy. | 2015-05-07 |
20150124936 | ROTATING-ANODE X-RAY TUBE ASSEMBLY - According to one embodiment, a rotating-anode X-ray tube assembly includes a rotating-anode X-ray tube, a housing, a coolant, a first shell, an X-ray shielding member, a second shell and an air introduction unit. The first shell is provided apart from the housing and an envelope of the rotating-anode X-ray tube, and surrounds the envelope. The X-ray shielding member is provided between the first shell and the housing and apart from the housing. The second shell is provided apart from the housing to cause an airway to be formed between the second shell and the housing. The air introduction unit produces a flow of air in the airway. | 2015-05-07 |
20150124937 | X-RAY TUBE ROTOR WITH CARBON COMPOSITE BASED MATERIAL - The present invention relates to a rotor for an X-ray tube. In order to provide further possibilities for weight reduction in X-ray tubes for providing an increase of rotation frequency, a rotor ( | 2015-05-07 |
20150124938 | Multi-leaf collimators - A multi-leaf collimator for a radiotherapy apparatus comprises at least one array of laterally-spaced elongate leaves, each leaf being driven by an associated motor connected to the leaf via a drive means so as to extend or retract the leaf in its longitudinal direction, the drive means comprising a sub-frame on which at least a subset of the motors are mounted, the sub-frame being mounted at a location spaced from the leaf array in a direction transverse to the lateral and longitudinal directions, and including a plurality of threaded drives disposed longitudinally, each being driven by a motor and being operatively connected to a leaf thereby to drive that leaf. | 2015-05-07 |
20150124939 | RAIL SYSTEM INCLUDING ADJUSTABLE DETECTOR - A rail system including an adjustable detector. A rail unit is elongated in a longitudinal direction, and includes first and second rails which are spaced apart from each other in a horizontal direction and are fixed to the ground. An X-ray tube stand is movable in a lateral direction with respect to the rail unit, and is provided therein with a vertically-movable tube arm and an X-ray generator which is rotatably disposed on one end of the tube arm. A C-shaped X-ray photography table is spaced apart from the rail unit. An X-ray sensor stand is movable in a lateral direction with respect to the rail unit, and moves an X-ray detector disposed therein into a hollow space in the lower part of the X-ray photography table such that the centers of the X-ray detector and the X-ray photography table are positioned at the same point. | 2015-05-07 |
20150124940 | X-RAY DETECTOR, X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - The X-ray imaging apparatus may include at least one X-ray detector including a storage unit configured to store ID information and a mounting position detecting unit; at least one mounting unit in which the X-ray detector is mounted; and a control unit configured to determine which X-ray detector among the at least one X-ray detector is mounted in which mounting unit among the at least one mounting unit based on the ID information and an output value of the mounting position detecting unit. | 2015-05-07 |
20150124941 | C-ARM SLEEVE - A C-arm sleeve for preserving the sterility of a C-arm. The C-arm sleeve includes a C-frame drape configured to cover the C-frame of the C-arm. The C-arm sleeve also includes an image intensifier drape configured to be placed over an image intensifier of the C-arm. The C-arm sleeve further includes a tube-head drape configured to be placed over a tube-head of the C-arm. | 2015-05-07 |
20150124942 | Anatomical Support Facilitating Medical Imaging of the Hip, Leg and Knee - An anatomical support is provided for facilitating the medical imaging of a patient's hip, leg or knee. The anatomical support has an operatively horizontal pelvis support panel to one edge of which is attached an edge of a thigh locating panel by a hinged attachment and that has attached to an opposite edge thereof by another hinged attachment, a calf or foot support panel. The pelvis support panel has anchorage attachments for a pelvis restraint, and the thigh locating panel has anchorage attachments for a thigh restraint. Locking means are provided for locking the calf or foot support panel in adjustable positions in which it is generally parallel to the pelvis support panel but horizontally displaced therefrom. At least appropriate areas of the calf or foot support panel, the thigh locating panel and the pelvis support panel are made of radiolucent material. | 2015-05-07 |
20150124943 | Performance Monitoring for Discontinuous Operation Modes - Methods and apparatuses are provided wherein performance of lines configured for discontinuous operation is monitored on symbols transmitted using a base configuration in which the lines are active. On the basis of the monitored performance, performance may be calculated for other configurations in which one or more of the lines are discontinued. | 2015-05-07 |
20150124944 | Interactive Device Registration, Setup and Use - Methods and apparatuses for interactive device operation are disclosed. In one example, a method for user device operation includes retrieving from a user device memory a user device identifying data, dialing a remote computing device having an interactive voice response (IVR) system, and transmitting the user device identifying data to the remote computing device. The method includes outputting one or more voice messages from the interactive voice response system to a user of the user device, the one or more voice messages associated with a usage of the user device. The method further includes transmitting a user action to the remote computing device made responsive to the one or more voice messages. | 2015-05-07 |
20150124945 | SYSTEM, METHOD AND APPARATUS FOR AUTHENTICATING CALLS - The present invention provides a system, method and apparatus for authenticating calls that is a robust Anti-vishing solution. The present invention can identify Caller ID spoofing, verify dialed number to detect man-in-the middle and verify called party against dialed digits to detect impersonation. This solution can handle calls coming from any phone any where with little impact on user experience. Two separate solutions are tailored for smart phones (communication devices capable of running application software) and traditional phones to reduce the impact to user experience while providing robust verification. | 2015-05-07 |
20150124946 | SYSTEM AND METHOD FOR VISUAL VOICE MAIL IN A MULTI-SCREEN ENVIRONMENT - A method of managing visual voice mail in a multi-screen environment. The method includes receiving voice mail messages in a server, creating a state machine for each message, pushing a visual voice mail notification to at least three devices, receiving an action command from one of the three devices and updating the state machine responsive to the receiving step. | 2015-05-07 |
20150124947 | METHODS AND SYSTEMS FOR VOICE AND VIDEO MESSAGING - Methods and systems for voice and video messaging are provided here. In some embodiments a method for voice and video messaging may include establishing a telecommunication session with a calling device associated with a first user in response to an indication that a call request from the calling device directed to a called identifier associated with a second user failed, providing to the calling device an option to leave a video message and an option to leave an audio message, receiving a selection from the calling device indicating the selection of the option to leave a video message, disconnecting the established telecommunication session, and receiving a video message from the calling device. | 2015-05-07 |
20150124948 | METHOD AND APPARATUS FOR MANAGING LOW POWER MODE IN XDSL SYSTEMS - According to certain aspects, the present invention provides methods and apparatuses for managing a low power mode in xDSL systems, and more particularly directed to a L2 mode exit procedure for VDSL systems that is robust and quick. In embodiments, parameters for exiting a low power mode are communicated between upstream and downstream modems before the low power mode is entered. According to certain aspects, these parameters include configurations for incrementally exiting low power mode in a plurality of stages. Embodiments of the invention include quickly estimating SNR at one or more stages of this plurality of stages. Additional or alternative embodiments include reliably signaling the beginning of low power mode exit. According to certain aspects, such signaling can include a synchro sequence of inverted and normal sync symbols. | 2015-05-07 |
20150124949 | Centralized Caller Profile System and Methods for Routing and Prioritizing Calls - Disclosed is a Centralized Caller Profile System and methods for routing and prioritizing calls. The disclosed systems and methods provide enhanced customer service by allowing multiple parties to update and share the same set of profile information from a centralized database. The disclosed systems and methods provide for faster, easier access to profile information, more efficient call routing, and the ability to prioritize callers in a caller queue. | 2015-05-07 |
20150124950 | CALL HANDLING - Disclosed herein is a technique whereby a user device joins a call conducted over a network, generates audio which can be processed to identify that user device and, during the call, outputs the audio such that it can be received by another user device in the vicinity of the user device which is already participating in the call, thereby enabling the other user device to identify that user device. | 2015-05-07 |
20150124951 | Methods, Systems, and Products for Call Notifications - Methods, systems, and products provide remote notification of calls. When a call is received, a contact list is consulted for a contact. An electronic message is sent to an address of the contact. The electronic message notifies the contact of the call. | 2015-05-07 |
20150124952 | DETERMINING MOST EFFECTIVE CALL PARAMETERS AND PRESENTING TO REPRESENTATIVE - Embodiments of the invention are directed to a system, method, or computer program product for determining most effective call parameters for a representative-customer interaction for a representative working to recover payment in arrears. Embodiments of the invention retrieve call history data and date of payment data; correlate the call history data and the payment data; determine success information based on the correlation of call history data and payment data; and present the success information to the representative for improving likelihood of future success. Other embodiments retrieve call history data and determine best time and/or channel for contacting the customer in order to achieve customer contact. | 2015-05-07 |
20150124953 | SYSTEM AND METHOD FOR MAXIMIZING EFFICIENCY OF CALL TRANSFER SPEED - A system and method for maximizing efficiency of call transfer from being between a customer and a dialing agent, to being between the customer and a talker is provided. The method contains the steps of: entering a dialing agent and a talker into a campaign to maintain direct communication with the dialing agent and with the talker; calling a customer via use of a dialing agent device; receiving from the dialing agent a request to transfer a connected customer from communicating with the dialing agent to communicating with a talker; and after receiving the request to transfer, transmitting an identification of a customer record associated with the connected customer to a talker computer for identifying the customer record, where the customer record has been previously stored on the talker computer prior to receiving the request to transfer. | 2015-05-07 |
20150124954 | STRATEGY PAIRING - A contact center is described as having the ability to simultaneously consider a plurality of different work assignment strategies. Specifically, a work assignment engine in the contact center is enabled to create merged strategies from work-finding-agent strategies and agent-finding-work strategies to determine if one such strategy contradicts the other strategy. | 2015-05-07 |
20150124955 | CALL MAPPING SYSTEMS AND METHODS USING VARIANCE ALGORITHM (VA) AND/OR DISTRIBUTION COMPENSATION - Method, system and program product, comprising obtaining agent performance data; ranking, agents based the agent performance data; dividing agents into agent performance ranges; partitioning callers based on criteria into a set of partitions; determining for each partition an outcome value for a first agent performance range and a second agent performance range; calculating for the partitions a respective outcome value difference indicator based on the outcome value for the first agent performance range and the outcome value for the second agent performance range for the partition; matching a respective agent to a respective caller in one of the partitions, based on the outcome value difference indicators for the partitions. | 2015-05-07 |
20150124956 | COMMUNICATION DISPOSITION DETERMINATION FOR UNIFIED RECOVERY SYSTEM FOR PAYMENTS IN ARREARS - Embodiments of the invention are directed to a system, method, or computer program product for providing a unified representation of all customer relationships within an entity. This representation focuses on customer products in arrears that are to be recovered. The invention requires disposition input from the system and the representative immediately after a customer communication. This way, the invention aids in providing an overarching view of all customer relationships to a representative. The automatic information regarding the communication includes the date, time of day, duration, and the like associated with the communication. The invention requires the representative to input manually a disposition from each communication, such as what was discussed during the communication. As such, the invention allows for subsequent representatives to make decision and take appropriate actions immediately based on the entire relationship, including the results of previous customer communications. | 2015-05-07 |
20150124957 | Centralized Caller Profile System and Methods for Routing and Prioritizing Calls - Disclosed is a Centralized Caller Profile System and methods for routing and prioritizing calls. The disclosed systems and methods provide enhanced customer service by allowing multiple parties to update and share the same set of profile information from a centralized database. The disclosed systems and methods provide for faster, easier access to profile information, more efficient call routing, and the ability to prioritize callers in a caller queue. | 2015-05-07 |
20150124958 | DETERMINING APPROPRIATE COURSE FOR REPRESENTATIVE WORKING TO RECOVER PAYMENT IN ARREARS - Embodiments of the invention are directed to a system, method, or computer program product for determining an appropriate course of action for a representative working to recover payment in arrears. Embodiments may determine at least one customer preference regarding limitation of representative-customer interactions; and, based on the at least one customer preference, present assistance information to the representative before or during the representative-customer interaction, the assistance information configured to at least one of inform the representative of the at least one customer preference, present the representative with at least one proposed question for presentation to the customer, or present the representative with at least one proposed method for representative-customer interaction. | 2015-05-07 |
20150124959 | METHOD, SYSTEM AND DEVICE FOR REDUCING INTERFERENCE BETWEEN A FIRST AND A SECOND DIGITAL SUBSCRIBER LINE - The invention relates to a method and to a device for reducing interference between a first and a second digital subscriber line, DSL. A corresponding communication system is also provided. The invention provides a method wherein interference between a first and a second digital subscriber line is reduced, the method comprising the steps of determining line characteristics of the second DSL and reducing a transmission power of the first DSL based on the line characteristics of the second DSL. | 2015-05-07 |
20150124960 | BLACK CORE NETWORK SYSTEM AND METHOD - In a network having an encryptor device having an encryption module, a plaintext interface and a ciphertext interface, wherein the encryption module encrypts data transferred from the plaintext interface to a black network through the ciphertext interface and decrypts data transferred from the ciphertext interface to a plaintext network through the plaintext interface, wherein the plaintext interface can be connected through the plaintext link to a plaintext network and wherein the ciphertext interface can be connected through a ciphertext link to a black network, a system and method for reflecting a link failure. A link failure is detected at the ciphertext interface and the link failure is reflected to the plaintext interface. | 2015-05-07 |
20150124961 | Public Key Encryption Algorithms for Hard Lock File Encryption - In some aspects, an encryption method comprises encrypting a first portion of a message using a first secret key. The first secret key is generated based on the public key of an entity. A one-way function is used to generate a second secret key from the first secret key, and the first secret key is subsequently discarded. A second portion of the message is encrypted using the second secret key. The encrypted first portion of the message and the encrypted second portion of the message are provided to the entity. | 2015-05-07 |
20150124962 | Fast Computation of a Single Coefficient in an Inverse Polynomial - In one exemplary embodiment of the invention, a method for computing a resultant and a free term of a scaled inverse of a first polynomial v(x) modulo a second polynomial f | 2015-05-07 |
20150124963 | AUTHENTICATION - A method in a first entity for authenticating itself to a second entity by proving to the second entity that it is in possession of a full secret without sending the full secret to the second entity, the method comprising: receiving in the first entity an input from a user, the full secret having been divided into at least a first factor and a second factor and the input relating to the second factor of the full secret; reconstructing in the first entity the full secret from at least the first factor and the input; and carrying out a calculation in the first entity using the reconstructed full secret and sending the results of the calculation to the second entity, wherein the results provide an input to a pairing calculation in the second entity. The second entity carries out the pairing calculation to determine whether the client is in possession of the secret. The first entity may be a client and the second entity may be a server. A trusted authority may have issued the client with the secret and may also have issued the server with another secret to allow it to carry out the calculation to determine whether the client is in possession of its secret. | 2015-05-07 |
20150124964 | CONDITIONAL ENTITLEMENT PROCESSING FOR OBTAINING A CONTROL WORD - Embodiments of the invention provide an improved method and an improved receiver for obtaining a control word. Two or more subkeys are obtained in a receiver. Each subkey was encrypted under control of a key received in an entitlement message or transformed under control of a seed received in an entitlement message. After decryption or transformation, the subkeys are combined to obtain the control word. Typically at least one of the entitlement messages is a positive entitlement message and at least one of the entitlement messages is a negative entitlement message. Embodiments of the invention can be used in a conditional access system such as a Pay-TV system. | 2015-05-07 |
20150124965 | Document With Verification Data - Disclosed herein is a method of generating a document comprising verification data, the method comprising: obtaining data for inclusion on a document, wherein the obtained data includes verification data; encrypting the verification data; generating a machine readable code comprising the encrypted verification data; and generating a document comprising both the obtained data in a non-encrypted form and the machine readable code. Advantageously, an entity that is required to verify the document can decrypt the machine readable code to obtain the verification data. The encrypted nature of the data within the machine readable code ensures that the data is secure and the verification reliable. | 2015-05-07 |
20150124966 | END-TO-END SECURITY IN AN IEEE 802.11 COMMUNICATION SYSTEM - A communication network comprises a front-end network communication device arranged to operate as a front-end access point for establishing at least one data connection, such as an IEEE 802.11 data connection, between at least one mobile communications terminal and at least one back-end network communication device, protected end-to-end with an encryption key unknown to said at least one front-end network communication device. The front-end network communication device includes a memory, a controller and a data port and the back-end network communication device includes a memory, a controller and a data port. | 2015-05-07 |
20150124967 | METHOD TO DETECT AN OTA (OVER THE AIR) STANDARD MESSAGE AFFECTED BY AN ERROR - A method is to detect a message compatible with the OTA (Over The Air) standard and affected by a wrong ciphering. The method may include receiving the ciphered OTA message; deciphering the OTA message; and reading a counter field of padding bytes in the deciphered OTA message and reading corresponding padding bytes in the OTA message deciphered. The method may also include detecting at least one bit in at least one of the padding bytes of the OTA message deciphered, with the at least one bit being indicative of the wrong ciphering. | 2015-05-07 |
20150124968 | SECURELY JOINING A SECURE WIRELESS COMMUNICATIONS NETWORK - Securely joining a secure wireless communications network is described, for example, where a printer or other device is securely added to a home wireless network. In various embodiments, a temporary wireless network is established between a new joiner device and a second wireless communications device which is already a member of a secure home wireless network. In an example, the temporary wireless network is set up using a secret key known to the new joiner device and the second wireless communications device by virtue of physical proximity. In various examples, the secure, temporary wireless network is used to transfer credentials of the secure home network to the new joiner device which then joins the home network. In an example the temporary wireless network is cancelled once the new joiner device becomes a member of the secure home (or other) wireless network. | 2015-05-07 |
20150124969 | Method and Device for Obtaining a Security Key - A method comprises obtaining scan information by scanning a quick response QR code in a quick response key QRkey card, wherein the QR code includes a website link and a public key; opening a network platform page corresponding to the website link in the QR code; and obtaining a private key matching with the public key in the QR code and sending the private key to a user corresponding to the QRkey card, so that the user corresponding to the QRkey card can encrypt preset information by using the public key and decrypt the encrypted information by using the private key. A device comprises a first acquisition module, an open module and a second acquisition module. In the present invention a public key and a private key can be obtained by scanning a QR code in a QRkey card, thus a simple and convenient method for obtaining a key is provided. | 2015-05-07 |
20150124970 | KEY NEGOTIATION METHOD AND APPARATUS ACCORDING TO SM2 KEY EXCHANGE PROTOCOL - The invention relates to the technical field of information, and disclosed in the present invention are a key negotiation method and apparatus according to the SM2 key exchange protocol. The method is implemented as follows: two negotiation parties both calculate a parameter W according to the minimum positive integer value in the permissible values of X which enable an inequality n≦2 | 2015-05-07 |
20150124971 | AUDIO BROACAST SOURCES SWITCHING BY GEOGRAPHIC LOCATION - The automated switching of broadcast sources of an audio content stream based on the geographic location of the physical unit that is receiving the audio content stream. For instance, while rendering a particular audio content stream from a first broadcasting source, a system may have an identity of one or more alternative possible broadcasting sources available for the same audio content stream for that relative geographic location. In response to some decision making, the system may decide to switch broadest sources for that audio content stream. Thus, the user continues to listen to the audio content stream without being subject to possible negative consequences of continuing to listen to the audio content stream as received from the original broadcast station. Data transmitted by the broadcast stations themselves need not be relied upon. Thus, the automated switching is accomplished even outside of regions in which broadcast stations transmit such data. | 2015-05-07 |
20150124972 | AUDIO PROCESSING FOR MONO SIGNALS - It is inter alia disclosed to generate a signal representation at least based on a noise reduced component from a signal and on a noise component from the signal, said signal representation comprising at least two channel representations. | 2015-05-07 |
20150124973 | METHOD AND APPARATUS FOR LAYOUT AND FORMAT INDEPENDENT 3D AUDIO REPRODUCTION - A method for encoding audio signals, for later reproduction in arbitrary three-dimensional loudspeaker layouts, based on the generation of an intermediate channel-independent representation, which enables the creation, manipulation and reproduction of sounds with complex apparent size and shape, including multiple disconnected shapes. | 2015-05-07 |
20150124974 | APPARATUS AND METHOD ENCODING/DECODING WITH PHASE INFORMATION AND RESIDUAL INFORMATION - Provided is an apparatus and method of encoding and decoding multiple channel signals based upon phase information and one or more residual signals. | 2015-05-07 |
20150124975 | BINAURAL HEARING ASSISTANCE SYSTEM COMPRISING A DATABASE OF HEAD RELATED TRANSFER FUNCTIONS - The application relates to a binaural hearing assistance system comprising left and right hearing assistance devices adapted for being located at or in a left and right ear, respectively, of a user, each of the left and right hearing assistance devices comprising a) an input unit for providing one or more electric input signals based on one or more input sounds of a sound field surrounding the binaural hearing assistance system; b) a source separation unit for separating and localizing one or more sound sources S | 2015-05-07 |
20150124976 | BINAURAL HEARING ASSISTANCE SYSTEM COMPRISING TWO WIRELESS INTERFACES - The application relates to a binaural hearing assistance system comprising first and second hearing assistance devices adapted for being located at or in left and right ears of a user. The application further relates to a method of operating a binaural hearing assistance system. The object of the present application is to provide an improved binaural hearing assistance system. The problem is solved in that each of the first and second hearing assistance devices comprises a) a first wireless interface comprising first antenna and transceiver circuitry adapted for establishing a first communication link to the respective other hearing assistance device based on near-field communication; b) a second wireless interface comprising second antenna and transceiver circuitry adapted for establishing a second communication link to an auxiliary device based on far-field communication; c) a link control unit operatively coupled to the second antenna and transceiver circuitry and configured to repeatedly provide a second link quality measure indicative of a link quality of the second communication link; wherein the first and second hearing assistance devices are configured to exchange said respective second link quality measures between them via said first and/or second communication links. This has the advantage of providing a robust and flexible system. The invention may e.g. be used for binaural hearing assistance systems, e.g. binaural hearing aid systems, where audio quality and power consumption has to be mutually optimized. | 2015-05-07 |
20150124977 | HEADSET IN-USE DETECTOR - A headset in-use detector is disclosed. In an exemplary embodiment, an apparatus includes a detector configured to receive a sound signal and an echo signal and generate a detection signal, and a controller configured to determine whether or not a headset is in-use based on the detection signal. | 2015-05-07 |
20150124978 | HUMAN LIKE EAR SIMULATOR - The present invention relates to an ear simulator representing an average acoustic ear drum impedance of ears of a population of humans. Another aspect of the invention relates to an ear simulator assembly comprising an ear simulator representing average acoustic ear drum impedance and a detachable ear canal simulator to provide an ear simulator assembly representing an acoustic impedance of a human ear canal or average human canals of the population. | 2015-05-07 |
20150124979 | IMPEDANCE DETECTING DEVICE AND METHOD - The present invention discloses an impedance detecting device capable of detecting the impedance value of a load, comprising: an AC signal generating circuit for generating an AC signal; an output buffer for generating an output voltage and an output current according to the AC signal and the impedance value of the load; a current mirror for generating a mirror current according to the output current; a detection impedance for generating a detection voltage according to the mirror current; a comparing circuit for generating a comparison result by comparing the output voltage with the detection voltage; and a control circuit for adjusting at least one of a current ratio of the mirror current to the output current and the impedance value of the detection impedance according to the comparison result until the comparison result has satisfied a predetermined requirement. | 2015-05-07 |
20150124980 | DETECTION OF A MICROPHONE - An apparatus comprising: an input configured to receive at least two microphone signals associated with at least one acoustic source; an audio source determiner configured to determine from at least part of the at least two microphone signals at least one audio source based on the at least one acoustic source; an audio source direction determiner configured to determine at least one direction associated with the determined at least one audio source; a calibrator configured to calibrate at least one of the at least two microphone signals based on the at least one direction. | 2015-05-07 |
20150124981 | INTERFACE FOR EXPANDING THE DYNAMIC INTERVAL OF AN INPUT SIGNAL OF AN ACOUSTIC TRANSDUCER - An interface for expanding a signal starting from a first sensing signal and a second sensing signal, wherein a receiving intensity measuring element generates an intensity signal; and a selector is controlled to select each time the first sensing signal, the second sensing signal, or a combined signal deriving from a weighted combination of these signals. The selector uses a plurality of thresholds variable as a function of the intensity signal. | 2015-05-07 |
20150124982 | METHOD OF ESTIMATING DIAPHRAGM EXCURSION OF A LOUDSPEAKER - A method of estimating diaphragm excursion of an electrodynamic loudspeaker may be performed using audio signals. An audio output signal may be applied to a voice coil of the electrodynamic loudspeaker through an output amplifier to produce sound. A detected voice coil current and a determined voice coil voltage may be applied to a linear adaptive digital loudspeaker model that has a plurality of adaptive loudspeaker parameters. The parameter values of the adaptive loudspeaker parameters may be computed based on the linear adaptive digital loudspeaker model and applied to a non-linear state-space model of the electrodynamic loudspeaker. For the non-linear state-space model, a predetermined non-linear function may be applied to at least one of the plurality of received parameter values to compute at least one non-linearity compensated parameter value of the adaptive loudspeaker parameters, to determine an instantaneous excursion of the diaphragm. | 2015-05-07 |
20150124983 | CIRCUIT AND METHOD FOR DRIVING A LOUDSPEAKER - A circuit for driving a loudspeaker is disclosed. The circuit includes: a signal generator connected to the loudspeaker, generating a first signal comprising a first pulse with positive value and a second pulse with negative value; a detection unit connected to the loudspeaker, detecting a second signal produced by the loudspeaker in response to the first signal; and a processing unit connected to the signal generator and the detection unit, calculating the impedance of the loudspeaker according to the second signal; wherein each pulse width of the first and second pulses is between 100 ns and 900 ns. | 2015-05-07 |
20150124984 | HEARING DEVICE AND EXTERNAL DEVICE BASED ON LIFE PATTERN - Disclosed is a hearing device that may classify sound environment based on a life pattern, and categorize sound information using a sound environment category set based on the life pattern, and control an output of the sound information based on the classified sound environment. | 2015-05-07 |
20150124985 | DEVICE AND METHOD FOR DETECTING CHANGE IN CHARACTERISTICS OF HEARING AID - The present invention relates to a device and a method for detecting a change in characteristics of a hearing aid and informing a user of the change. In one embodiment, a first input audio signal and an second amplified audio signal transmitted from the a hearing aid are received via a communication unit. Simulation is conducted of amplifying of the first input audio signal according to pre-stored auditory information stored in advance, and the processed simulated amplified first input audio signal is compared with the amplified audio signal. An alarm signal is output when a difference between the processed simulated amplified first input audio signal and the second amplified audio signal is greater than a predetermined threshold. | 2015-05-07 |
20150124986 | METHOD AND DEVICE FOR ELININATING ECHOES - Provided are a method and device for eliminating echo. The method comprises: an echo path characteristic parameter of an echo signal is estimated; a source signal of the echo signal is taken as a reference signal, and an echo estimation signal is generated according to the echo path characteristic parameter; and the echo estimation signal is subtracted from a speech signal to be processed. The disclosure solves the problem in the related art that self-adaptation cannot be achieved when a returned near-end audio is suppressed, thus facilitating the enhancement of the speech quality of a conference and the improvement of user experience. | 2015-05-07 |
20150124987 | ENHANCEMENT OF REVERBERANT SPEECH BY BINARY MASK ESTIMATION - The invention is directed to a single channel mask estimation method capable of improving reverberant speech identification for CI users. The method is based on the energy of the reverberant signal and the residual signal computed from linear prediction (LP) analysis. The mask is estimated by comparing the energy ratio of the two signals at different frequency bins with an adaptive threshold. As the threshold is updated for each frame of speech based on the energy ratios of the reverberant and LP residual signals computed from previous frames, it is amenable for real-time implementation. It can thus be used as a specialized (for reverberant environments) sound coding strategy used for cochlear implant applications. | 2015-05-07 |
20150124988 | COTALKER NULLING BASED ON MULTI SUPER DIRECTIONAL BEAMFORMER - Speech from a driver and speech from a passenger in a vehicle is selected directionally using a plurality of directional microphones. Sounds detected as coming from a passenger from a plurality of directional microphones are suppressed from sounds detected as coming from a driver by a second plurality of directional microphones. | 2015-05-07 |
20150124989 | SYSTEM FOR CONTROLLING VEHICLE INTERIOR SOUND USING SMART PHONE AND METHOD THEREOF - A system for controlling vehicle interior sound using a smart phone and a method thereof include a driving information provider to provide driving information while a vehicle is being driven. A smart phone includes a microphone which senses interior noise or sound of the vehicle and generates a sound control signal to diminish or amplify the interior noise based on the driving information from the driving information provider. An audio amplifier amplifies the sound control signal received from the smart phone and outputs an amplified signal though a speaker. | 2015-05-07 |
20150124990 | ACTUATOR ARRANGEMENT ON A VEHICLE STRUCTURE - An arrangement ( | 2015-05-07 |
20150124991 | LIGHT EMITTING EARPHONE STRUCTURE - A light emitting earphone structure comprising a controller, a broadcasting line set and a sound source line set, the controller is provided inside of it with at least an LED lamp, the broadcasting line set includes two broadcasting units, and at least two light guiding fibers respectively provided along the broadcasting lines; when a user is listening music, the LED lamp lightens and flashes, and by optically guiding of the guiding fibers, lightening and flashing rise surrounding the broadcasting lines, hence an effect of easily being seen and a warning function and an effect of amusement can be obtained. | 2015-05-07 |
20150124992 | Dynamic Headphone Unit and Method of Producing Dynamic Headphone Unit - A dynamic headphone unit includes a diaphragm to which a voice coil is fixed, a permanent magnet, a pole piece disposed adjacent one of the magnetic poles of the permanent magnet, and a yoke disposed adjacent the other magnetic pole of the permanent magnet. The pole piece and the yoke define a magnetic gap therebetween, and the voice coil is vibratably supported by the diaphragm in the magnetic gap. The voice coil includes a lead line for transmitting signal current. The lead line is bonded to the inner surface of a peripheral dome of the diaphragm with a pressure-sensitive adhesive. | 2015-05-07 |
20150124993 | POWER TRANSFERRING HEADPHONES - The invention relates to headphones which can facilitate the transfer of electrical power from the headphones' internal power source to other devices. A pair of headphones can connect to a device through a modified cable. The modified cable triggers the transfer of electrical power to the device. A pair headphones may have a modified port which, when connected to the device through a non-modified or regular cable, causes the transfer of power from the headphones. A power management component connected to the internal power source of the headphones helps control or regulate the transfer of power transfer to and from the headphones. | 2015-05-07 |
20150124994 | Wireless Speaker Apparatus for Multimedia Device - A wireless speaker apparatus includes a signal transmission module and a wireless speaker unit. The signal transmission module electrically connects to an audio output of the multimedia device, and is arranged to send out wireless signal corresponding to the audio output. The wireless speaker unit includes a speaker housing configured to stand on a flat surface, a signal receiver, a control circuitry, and a speaker. The signal receiver is arranged to receive wireless signal from the signal transmission module. The speaker electrically connects to the control circuitry, and is configured to deliver audible sound corresponding to the audio output of the multimedia device. | 2015-05-07 |
20150124995 | PUBLIC ADDRESS SYSTEM WITH WIRELESS AUDIO TRANSMISSION - A public address (PA) system that includes wireless audio transmission is disclosed. The system receives an analog audio input from a sound board or other output device. The audio input is converted to an encoded audio stream and broadcast using a wireless communication protocol. A mobile device can connect to the system, authorize a user, and decode the broadcast audio stream, which allows the user to enjoy the performance in real time. | 2015-05-07 |
20150124996 | Microphone Accessory, Microphone Accessory Assembly and Method of Using a Microphone - This invention relates to microphone accessories, particularly microphone flags, for use with a hand-held microphone having a bulbous head and elongate stalk extending therefrom. The accessory has at least one body having at least one display face for displaying at least a first communication; at least one attachment formation for attaching the body to the microphone; and at least one display member for displaying at least a second communication, wherein the at least one display member is permanently or removably attachable to the body and/or the microphone, and wherein the at least one display member is configured to extend and/or supplement the at least one display face of the body, in use. The invention also relates to a method of using a microphone and to a microphone accessory apparatus. | 2015-05-07 |
20150124997 | SOUND PROCESSING DEVICE, AND SOUND PROCESSING METHOD - A sound processing apparatus ( | 2015-05-07 |
20150124998 | MULTI-BAND HARMONIC DISCRIMINATION FOR FEEDBACK SUPRESSION - A method and audio signal processor for detecting feedback in an electrical amplification system divides a frequency spectrum into a plurality of frequency bands, classifies a tone present in an incoming audio signal into one of the plurality of frequency bands based on a frequency of the tone, selects a threshold value based on the frequency band into which the tone is classified, and disqualifies the tone from potentially being feedback if an amplitude of the tone is greater than an amplitude of a harmonic of the tone by less than the threshold value. The tone is deemed to be potentially feedback if the amplitude of the tone is greater than an amplitude of a plurality of harmonics of the tone by at least the threshold value. | 2015-05-07 |
20150124999 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR SYNTHESIZING SOUNDS USING ESTIMATED MATERIAL PARAMETERS - The subject matter described herein includes methods, systems, and computer readable media for synthesizing sounds using estimated material parameters. According to one aspect, a method for sound synthesis using estimated material parameters is provided. The method includes at a computing platform including a memory and a processor, estimating, by the processor and based on a recorded audio sample of an impact on a physical object, one or more material parameters of a physical object for use in synthesizing a sound associated with a virtual object having material properties similar to the physical object. The method further includes storing the one or more material parameters in memory. The method further includes using the estimated material parameters to generate a synthesize sound for the virtual object | 2015-05-07 |
20150125000 | Method and device for storing equalization settings in active loudspeaker - The invention relates to a method and a loudspeaker for storing equalization settings in an active loudspeaker including a loudspeaker cabinet, at least one driver connected to the cabinet and an amplifier electronics including an equalizer, in which method the loudspeaker is calibrated in controlled conditions for forming factory calibration parameters for controlling the equalizer, the factory calibration parameters controlling the equalizer are stored in the amplifier electronics. In accordance with the invention the factory calibration parameters are also stored in a memory fixedly mounted to the loudspeaker. | 2015-05-07 |