| Patents for G10L 19 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis (31,960) |
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| 09/05/2012 | CN102007536B Audio signal decoder, time warp contour data provider and method |
| 09/05/2012 | CN101989426B Stereo audio decoder and method for decoding multiplex signal |
| 09/05/2012 | CN101964188B Voice signal coding and decoding methods, devices and systems |
| 09/05/2012 | CN101930739B Speed-improving and power consumption-reducing digital audio decoding and filtering method and device |
| 09/05/2012 | CN101790756B Transient detector and method for supporting encoding of an audio signal |
| 09/05/2012 | CN101405792B Method for post-processing a signal in an audio decoder |
| 09/05/2012 | CN101336451B Method and apparatus for audio signal encoding |
| 09/05/2012 | CN101223570B Frequency segmentation to obtain bands for efficient coding of digital media |
| 09/05/2012 | CN101197930B Display control processing apparatus and method |
| 09/05/2012 | CN101189662B Sub-band voice codec with multi-stage codebooks and redundant coding |
| 09/05/2012 | CN101015230B Audio signal enhancement |
| 09/04/2012 | US8260967 Billing system for communications services involving telephony and instant communications |
| 09/04/2012 | US8260621 Speech coding method and apparatus for coding an input speech signal based on whether the input speech signal is wideband or narrowband |
| 09/04/2012 | US8260620 Device for perceptual weighting in audio encoding/decoding |
| 09/04/2012 | US8260611 Systems, methods, and apparatus for highband excitation generation |
| 09/04/2012 | US8260610 VAMOS—DARP receiver switching for mobile receivers |
| 09/04/2012 | US8260608 Dropout concealment for a multi-channel arrangement |
| 09/04/2012 | US8260607 Audio signal encoding or decoding |
| 09/04/2012 | US8260606 Method and means for decoding background noise information |
| 09/04/2012 | US8259873 Method and apparatus for correlating two data sections |
| 09/04/2012 | US8259629 System and method for transmitting and receiving wideband speech signals with a synthesized signal |
| 09/04/2012 | US8258849 Method and an apparatus for processing a signal |
| 09/04/2012 | CA2732583C System for tdma mobile-to-mobile vselp codec bypass |
| 08/30/2012 | US20120221344 Encoder apparatus, decoder apparatus and methods of these |
| 08/30/2012 | US20120221343 Apparatus and method for encoding/decoding a multichannel signal |
| 08/30/2012 | US20120221342 Decoding apparatus and decoding method |
| 08/30/2012 | US20120221329 Speech enhancement method and system |
| 08/30/2012 | US20120221327 Method, device and system for voice encoding/decoding |
| 08/30/2012 | US20120221326 Methods and Arrangements for Loudness and Sharpness Compensation in Audio Codecs |
| 08/30/2012 | US20120221325 Context-based arithmetic encoding apparatus and method and context-based arithmetic decoding apparatus and method |
| 08/29/2012 | EP2492911A1 Audio encoding apparatus, decoding apparatus, method, circuit and program |
| 08/29/2012 | EP2491556A1 Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation |
| 08/29/2012 | EP2491555A1 Multi-mode audio codec and celp coding adapted therefore |
| 08/29/2012 | EP2491554A1 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using a region-dependent arithmetic coding mapping rule |
| 08/29/2012 | EP2491553A1 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction |
| 08/29/2012 | EP2491552A1 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using a detection of a group of previously-decoded spectral values |
| 08/29/2012 | EP2491551A1 Apparatus for providing an upmix signal representation on the basis of a downmix signal representation, apparatus for providing a bitstream representing a multichannel audio signal, methods, computer program and bitstream using a distortion control signaling |
| 08/29/2012 | CN102652337A Device and method for acoustic communication |
| 08/29/2012 | CN102160114B Method and device of pre-echo attenuation in a digital audio signal |
| 08/29/2012 | CN102124516B Audio signal transformatting |
| 08/29/2012 | CN101981617B Method and apparatus for generating additional information bit stream of multi-object audio signal |
| 08/29/2012 | CN101981615B Concealment of transmission error in a digital signal in a hierarchical decoding structure |
| 08/29/2012 | CN101965612B Method and apparatus for processing a signal |
| 08/29/2012 | CN101859566B Signal processing apparatus and method |
| 08/29/2012 | CN101820310B Endpoint detection based synchronization method of audio media in wireless audio sensor network |
| 08/29/2012 | CN101641734B Method and apparatus for encoding audio signal and method and apparatus for decoding audio signal |
| 08/29/2012 | CN101553868B A method and an apparatus for processing an audio signal |
| 08/29/2012 | CN101542598B Data processor |
| 08/29/2012 | CN101385079B Device for perceptual weighting in audio encoding/decoding |
| 08/29/2012 | CN101371296B Apparatus and method for encoding and decoding signal |
| 08/29/2012 | CN101048813B Adaptive de-jitter buffer for voice IP transmission |
| 08/28/2012 | US8255821 Method and an apparatus for decoding an audio signal |
| 08/28/2012 | US8255234 Quantization and inverse quantization for audio |
| 08/28/2012 | US8255233 Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting |
| 08/28/2012 | US8255232 Audio encoding method with function of accelerating a quantization iterative loop process |
| 08/28/2012 | US8255231 Encoding and decoding of audio signals using complex-valued filter banks |
| 08/28/2012 | US8255230 Multi-channel audio encoding and decoding |
| 08/28/2012 | US8255229 Bitstream syntax for multi-process audio decoding |
| 08/28/2012 | US8255228 Efficient use of phase information in audio encoding and decoding |
| 08/28/2012 | US8255227 Scalable encoding and decoding of multichannel audio with up to five levels in subdivision hierarchy |
| 08/28/2012 | US8255226 Efficient background audio encoding in a real time system |
| 08/28/2012 | US8255215 Method and apparatus for locating speech keyword and speech recognition system |
| 08/28/2012 | US8255214 Signal processing method and processor |
| 08/28/2012 | US8255213 Speech decoding apparatus, speech encoding apparatus, and lost frame concealment method |
| 08/28/2012 | US8255212 Filter compressor and method for manufacturing compressed subband filter impulse responses |
| 08/28/2012 | US8255211 Temporal envelope shaping for spatial audio coding using frequency domain wiener filtering |
| 08/28/2012 | US8255210 Audio/music decoding device and method utilizing a frame erasure concealment utilizing multiple encoded information of frames adjacent to the lost frame |
| 08/28/2012 | US8255208 Codebook segment merging |
| 08/28/2012 | US8255206 Voice mixing method and multipoint conference server and program using the same method |
| 08/28/2012 | US8254600 Method and an apparatus for decoding an audio signal |
| 08/28/2012 | US8254585 Stereo coding and decoding method and apparatus thereof |
| 08/28/2012 | US8254372 Data communication apparatus and method |
| 08/28/2012 | US8253609 Transform-based coding/decoding, with adaptive windows |
| 08/28/2012 | CA2626132C Removing time delays in signal paths |
| 08/23/2012 | WO2012112357A1 Methods and systems for generating filter coefficients and configuring filters |
| 08/23/2012 | WO2012111512A1 Encoding method, decoding method, encoding apparatus, decoding apparatus, program and recording medium |
| 08/23/2012 | WO2012111045A1 Operation control device, operation control program, operation control method, playback device, and recording and playback device |
| 08/23/2012 | WO2012110482A2 Noise generation in audio codecs |
| 08/23/2012 | WO2012110481A1 Audio codec using noise synthesis during inactive phases |
| 08/23/2012 | WO2012110480A1 Audio codec supporting time-domain and frequency-domain coding modes |
| 08/23/2012 | WO2012110478A1 Information signal representation using lapped transform |
| 08/23/2012 | WO2012110476A1 Linear prediction based coding scheme using spectral domain noise shaping |
| 08/23/2012 | WO2012110473A1 Apparatus and method for encoding and decoding an audio signal using an aligned look-ahead portion |
| 08/23/2012 | WO2012110448A1 Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result |
| 08/23/2012 | WO2012110447A1 Apparatus and method for error concealment in low-delay unified speech and audio coding (usac) |
| 08/23/2012 | WO2012110416A1 Encoding and decoding of pulse positions of tracks of an audio signal |
| 08/23/2012 | WO2012110415A1 Apparatus and method for processing a decoded audio signal in a spectral domain |
| 08/23/2012 | WO2012109734A1 Device and method for quantizing the gains of the adaptive and fixed contributions of the excitation in a celp codec |
| 08/23/2012 | US20120216198 Interpreting i/o operation requests from pageable guests without host intervention |
| 08/23/2012 | US20120216048 System, method and computer program product for application-agnostic audio acceleration |
| 08/23/2012 | US20120215788 Data Processing |
| 08/23/2012 | US20120215547 Threshold Crossing Detection |
| 08/23/2012 | US20120215546 Complexity Scalable Perceptual Tempo Estimation |
| 08/23/2012 | US20120215528 Speech recognition system, speech recognition request device, speech recognition method, speech recognition program, and recording medium |
| 08/23/2012 | US20120215527 Encoder apparatus, decoder apparatus and methods of these |
| 08/23/2012 | US20120215526 Encoder, decoder and methods thereof |
| 08/23/2012 | US20120215525 Method and apparatus for mixed dimensionality encoding and decoding |
| 08/23/2012 | US20120215524 Tone determination device and method |
| 08/23/2012 | US20120214544 Audio Localization Using Audio Signal Encoding and Recognition |
| 08/23/2012 | US20120213385 Enhancing Perceptual Performance of SBR and Related HFR Coding Methods by Adaptive Noise-Floor Addition and Noise Substitution Limiting |