| 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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| 08/22/2013 | US20130218556 Voice processing apparatus and voice processing method |
| 08/22/2013 | US20130218314 Watermark signal provision and watermark embedding |
| 08/22/2013 | US20130218313 Watermark decoder and method for providing binary message data |
| 08/22/2013 | US20130216090 Watermark generator, watermark decoder, method for providing a watermarked signal based on discrete valued data and method for providing discrete valued data in dependence on a watermarked signal |
| 08/22/2013 | US20130216070 Data structure for higher order ambisonics audio data |
| 08/22/2013 | US20130216047 Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program |
| 08/21/2013 | EP2629293A2 Method and apparatus for audio decoding |
| 08/21/2013 | EP2629292A2 Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue |
| 08/21/2013 | EP2628322A2 Method and apparatus for downmixing multi-channel audio signals |
| 08/21/2013 | EP2628154A1 Method and device for forming a digital audio mixed signal, method and device for separating signals, and corresponding signal |
| 08/21/2013 | EP2340535B1 Method and apparatus for delivery of aligned multi-channel audio |
| 08/21/2013 | CN103262162A Psychoacoustic filter design for rational resamplers |
| 08/21/2013 | CN103262161A Apparatus and method for determining weighting function having low complexity for linear predictive coding (LPC) coefficients quantization |
| 08/21/2013 | CN103262160A Method and apparatus for downmixing multi-channel audio signals |
| 08/21/2013 | CN103262159A Method and apparatus for encoding/decoding multichannel audio signal |
| 08/21/2013 | CN103262158A Device and method for postprocessing decoded multi-hannel audio signal or decoded stereo signal |
| 08/21/2013 | CN103262157A Track order determination device, track order determination method, and track order determination program |
| 08/21/2013 | CN103259945A Method for achieving speech coding dynamic switching in voip conversation according to network condition |
| 08/21/2013 | CN103259943A PSTN teleconference sound mixing method |
| 08/21/2013 | CN103259622A Method and device for detecting voice frame code rate |
| 08/21/2013 | CN103258541A Adaptive time/frequency-based audio encoding and decoding apparatuses and methods |
| 08/21/2013 | CN103258540A Method and apparatus to encode and decode an audio signal |
| 08/21/2013 | CN103258539A Method and device for transforming voice signal characteristics |
| 08/21/2013 | CN103258538A Multi-object audio encoding and decoding apparatus supporting post down-mix signal |
| 08/21/2013 | CN102708872B Method for acquiring horizontal azimuth parameter codebook in three-dimensional (3D) audio |
| 08/21/2013 | CN102047564B Factorization of overlapping transforms into two block transforms |
| 08/21/2013 | CN102007720B Data substitution scheme for oversampled data |
| 08/21/2013 | CN102007531B Audio encoder, audio decoder, methods for providing forms of multi-channel audio signal |
| 08/21/2013 | CN101901131B Audio coding/decoding bit level reading/writing acceleration device and acceleration reading/writing method thereof |
| 08/21/2013 | CN101689286B Providing sender-selected sound items to conversation participants |
| 08/21/2013 | CN101636786B Method of transmitting data in a communication system |
| 08/21/2013 | CN101542599B Method, apparatus, and system for encoding and decoding broadband voice signal |
| 08/20/2013 | US8515770 Method and apparatus for encoding and decoding excitation patterns from which the masking levels for an audio signal encoding and decoding are determined |
| 08/20/2013 | US8515769 Single channel EVRCx, ISLP and G.711 transcoding in packet networks |
| 08/20/2013 | US8515768 Enhanced audio decoder |
| 08/20/2013 | US8515767 Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs |
| 08/20/2013 | US8515754 Method for performing speech recognition and processing system |
| 08/20/2013 | US8515747 Spectrum harmonic/noise sharpness control |
| 08/20/2013 | US8515744 Method for encoding signal, and method for decoding signal |
| 08/20/2013 | US8515743 Method and apparatus for searching fixed codebook |
| 08/20/2013 | US8515741 System (s), method (s) and apparatus for reducing on-chip memory requirements for audio decoding |
| 08/20/2013 | US8515083 Methods for improved performance of prediction based multi-channel reconstruction |
| 08/20/2013 | CA2671881C Systems and methods for dimming a first packet associated with a first bit rate to a second packet associated with a second bit rate |
| 08/20/2013 | CA2521601C Improved audio coding systems and methods using spectral component coupling and spectral component regeneration |
| 08/16/2013 | CA2806372A1 System and method for dynamic residual noise shaping |
| 08/16/2013 | CA2805933A1 System and method for noise estimation with music detection |
| 08/15/2013 | US20130211846 All-pass filter phase linearization of elliptic filters in signal decimation and interpolation for an audio codec |
| 08/15/2013 | US20130211826 Audio Signals as Buffered Streams of Audio Signals and Metadata |
| 08/15/2013 | US20130211564 Watermark generator, watermark decoder, method for providing a watermark signal in dependence on binary message data, method for providing binary message data in dependence on a watermarked signal and computer program using a two-dimensional bit spreading |
| 08/15/2013 | US20130208902 Encoding device and method, decoding device and method, and program |
| 08/15/2013 | US20130208901 Quantization matrices for digital audio |
| 08/14/2013 | EP2626856A1 Encoding device, decoding device, encoding method, and decoding method |
| 08/14/2013 | EP2626855A1 Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding |
| 08/14/2013 | EP2625688A1 Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
| 08/14/2013 | EP2625687A1 Apparatus and method for level estimation of coded audio frames in a bit stream domain |
| 08/14/2013 | CN203134365U Audio frequency decoder for audio processing by using loudness processing state metadata |
| 08/14/2013 | CN103250207A Data structure for higher order ambisonics audio data |
| 08/14/2013 | CN103250206A Apparatus and method for level estimation of coded audio frames in a bit stream domain |
| 08/14/2013 | CN103250205A Audio fingerprint differences for end-to-end quality of experience measurement |
| 08/14/2013 | CN103248774A VoIP server synchronous sound mixing method and system |
| 08/14/2013 | CN103248434A Communication method for electronic device |
| 08/14/2013 | CN103247293A Coding method and decoding method for voice data |
| 08/14/2013 | CN103247292A Audio communication method and device |
| 08/14/2013 | CN102543086B Device and method for expanding speech bandwidth based on audio watermarking |
| 08/14/2013 | CN102368385B Backward block adaptive Golomb-Rice coding and decoding method and apparatus thereof |
| 08/14/2013 | CN102272831B Selective scaling mask computation based on peak detection |
| 08/14/2013 | CN102016983B Apparatus for mixing plurality of input data streams |
| 08/14/2013 | CN101842988B Encoding/decoding by symbol planes with dynamic calculation of probability tables |
| 08/14/2013 | CN101777960B Audio encoding method, audio decoding method, related device and communication system |
| 08/14/2013 | CN101523486B Method and apparatus for encoding and decoding audio signals |
| 08/14/2013 | CN101438343B Method of notifying transmission defect of an audio signal |
| 08/14/2013 | CN101366077B Method and apparatus for comfort noise generation in speech communication systems |
| 08/13/2013 | US8510121 Multiple description audio coding and decoding method, apparatus, and system |
| 08/13/2013 | US8510120 Apparatus and method of processing an audio signal, utilizing unique offsets associated with coded-coefficients |
| 08/13/2013 | US8510119 Apparatus and method of processing an audio signal, utilizing unique offsets associated with coded-coefficients |
| 08/13/2013 | US8510105 Compression and decompression of data vectors |
| 08/13/2013 | US8509460 Sound mixing apparatus and method and multipoint conference server |
| 08/13/2013 | US8509092 System, apparatus, method, and program for signal analysis control and signal control |
| 08/13/2013 | CA2576739C Multichannel decorrelation in spatial audio coding |
| 08/13/2013 | CA2572805C Audio signal decoding device and audio signal encoding device |
| 08/08/2013 | WO2013113351A1 Processing a signal in station apparatus |
| 08/08/2013 | US20130204631 Compressed sampling audio apparatus |
| 08/08/2013 | US20130204630 Controlling a Noise-Shaping Feedback Loop in a Digital Audio Signal Encoder |
| 08/08/2013 | US20130204615 Method for speech coding, method for speech decoding and their apparatuses |
| 08/08/2013 | US20130202118 Signal processing apparatus and signal processing method, encoder and encoding method, decoder and decoding method, and program |
| 08/08/2013 | US20130202024 Reproduction apparatus |
| 08/07/2013 | EP2624253A2 Multi-object audio encoding and decoding method and apparatus thereof |
| 08/07/2013 | EP2624234A1 A system, a method and an apparatus for vehicular communication |
| 08/07/2013 | EP2622601A1 Method and device for encoding high frequency signal, and method and device for decoding high frequency signal |
| 08/07/2013 | CN103236265A MP3Stegz steganography detecting method |
| 08/07/2013 | CN103236264A Coding and decoding method for sound source separation |
| 08/07/2013 | CN103236262A Transcoding method for code streams of voice coder |
| 08/07/2013 | CN102243876B Quantization coding method and quantization coding device of prediction residual signal |
| 08/07/2013 | CN102113314B A method and an apparatus for processing an audio signal |
| 08/07/2013 | CN101809654B Apparatus and method for synthesizing an output signal |
| 08/07/2013 | CN101479785B Method for encoding and decoding object-based audio signal and apparatus thereof |
| 08/06/2013 | US8504378 Stereo acoustic signal encoding apparatus, stereo acoustic signal decoding apparatus, and methods for the same |
| 08/06/2013 | US8504377 Method and an apparatus for processing a signal using length-adjusted window |
| 08/06/2013 | US8504376 Methods and apparatuses for encoding and decoding object-based audio signals |
| 08/06/2013 | US8504362 Noise reduction for speech recognition in a moving vehicle |