| 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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| 05/26/2011 | WO2011062536A1 Improved excitation signal bandwidth extension |
| 05/26/2011 | WO2011062535A1 Methods and arrangements for loudness and sharpness compensation in audio codecs |
| 05/26/2011 | WO2011061957A1 Encoding device, decoding device, control method for an encoding device, control method for a decoding device, transmission system, and computer-readable recording medium having a control program recorded thereon |
| 05/26/2011 | WO2011061878A1 Multicore system, multicore system control method and program stored in a non-transient readable medium |
| 05/26/2011 | WO2011061174A1 Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter |
| 05/26/2011 | WO2011060816A1 Data processing |
| 05/26/2011 | US20110125508 Data embedding system |
| 05/26/2011 | US20110125507 Method and System for Frequency Domain Postfiltering of Encoded Audio Data in a Decoder |
| 05/26/2011 | US20110125505 Method and Device for Efficient Frame Erasure Concealment in Speech Codecs |
| 05/26/2011 | US20110125495 Quantizer, encoder, and the methods thereof |
| 05/26/2011 | US20110125492 Speech Intelligibility |
| 05/26/2011 | US20110125491 Speech Intelligibility |
| 05/26/2011 | US20110125490 Noise suppressor and voice decoder |
| 05/26/2011 | US20110125488 Adaptive data transmission for a digital in-band modem operating over a voice channel |
| 05/26/2011 | US20110123031 Multi channel audio processing |
| 05/26/2011 | US20110122431 Control of a communications device |
| 05/26/2011 | CA2781310A1 Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter |
| 05/26/2011 | CA2780971A1 Improved excitation signal bandwidth extension |
| 05/26/2011 | CA2780962A1 Methods and arrangements for loudness and sharpness compensation in audio codecs |
| 05/26/2011 | CA2718865A1 Rate-distortion optimization for advanced audio coding |
| 05/25/2011 | EP2326090A2 Method and apparatus for coding scheme determination |
| 05/25/2011 | EP2326012A1 System, medium and method of encoding/decoding multi-channel audio signals |
| 05/25/2011 | EP2325839A1 Data embedding system |
| 05/25/2011 | EP2324475A1 Robust media fingerprints |
| 05/25/2011 | EP1905010B1 Hierarchical audio encoding/decoding |
| 05/25/2011 | EP1741093B1 Scalable lossless audio codec and authoring tool |
| 05/25/2011 | CN1965352B Audio encoding |
| 05/25/2011 | CN1805548B Reversible 2-dimensional pre-/post-filtering for lapped biorthogonal transform |
| 05/25/2011 | CN102077276A Spatial synthesis of multichannel audio signals |
| 05/25/2011 | CN102075319A Audio watermarking method utilizing chaotic system |
| 05/25/2011 | CN102074246A Dual-microphone based speech enhancement device and method |
| 05/25/2011 | CN102074245A Dual-microphone-based speech enhancement device and speech enhancement method |
| 05/25/2011 | CN102074243A Bit plane based perceptual audio hierarchical coding system and method |
| 05/25/2011 | CN102074242A Extraction system and method of core layer residual in speech audio hybrid scalable coding |
| 05/25/2011 | CN102074241A Method for realizing voice reduction through rapid voice waveform repairing |
| 05/25/2011 | CN102074240A Digital audio watermarking algorithm for copyright management |
| 05/25/2011 | CN102074239A Sound speed change method |
| 05/25/2011 | CN102074238A Linear interference cancellation-based speech secrete communication method |
| 05/25/2011 | CN102074237A Digital audio watermarking method based on invariant characteristic of histogram |
| 05/25/2011 | CN102074236A Speaker clustering method for distributed microphone |
| 05/25/2011 | CN101515454B Signal characteristic extracting methods for automatic classification of voice, music and noise |
| 05/25/2011 | CN101278598B Acoustic signal processing device and acoustic signal processing method |
| 05/25/2011 | CN101133441B Parametric joint-coding of audio sources |
| 05/25/2011 | CN101023471B Scalable encoding apparatus, scalable decoding apparatus, scalable encoding method, scalable decoding method, communication terminal apparatus, and base station apparatus |
| 05/25/2011 | CN101010724B Audio encoder |
| 05/24/2011 | US7949535 User authentication system, fraudulent user determination method and computer program product |
| 05/24/2011 | US7949521 Fixed codebook searching apparatus and fixed codebook searching method |
| 05/24/2011 | US7949519 Information communication apparatus, transmission apparatus and receiving apparatus |
| 05/24/2011 | US7949518 Hierarchy encoding apparatus and hierarchy encoding method |
| 05/24/2011 | US7949149 Deriving or calculating identifying data from video signals |
| 05/24/2011 | US7949147 Watermarking compressed data |
| 05/24/2011 | US7949057 Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof |
| 05/24/2011 | US7948969 Mobile wireless internet portable radio |
| 05/24/2011 | CA2838386A1 Microphone array and method of use |
| 05/19/2011 | WO2011059257A2 Display apparatus and method for remotely outputting audio |
| 05/19/2011 | WO2011059255A2 An apparatus for processing an audio signal and method thereof |
| 05/19/2011 | WO2011059254A2 An apparatus for processing a signal and method thereof |
| 05/19/2011 | WO2011058758A1 Encoder apparatus, decoder apparatus and methods of these |
| 05/19/2011 | WO2011058752A1 Encoder apparatus, decoder apparatus and methods of these |
| 05/19/2011 | WO2011058484A1 Parametric encoding and decoding |
| 05/19/2011 | WO2011057922A1 Method for dubbing microphone signals of a sound recording having a plurality of microphones |
| 05/19/2011 | US20110119565 Multi-stream voice transmission system and method, and playout scheduling module |
| 05/19/2011 | US20110119520 Hardware Function Generator Support in a DSP |
| 05/19/2011 | US20110119067 Apparatus for signal state decision of audio signal |
| 05/19/2011 | US20110119066 Signal encoding device and signal encoding method, signal decoding device and signal decoding method, program, and recording medium |
| 05/19/2011 | US20110119065 Embodied music system |
| 05/19/2011 | US20110119064 Audio data bit rate detector |
| 05/19/2011 | US20110119055 Apparatus for encoding and decoding of integrated speech and audio |
| 05/19/2011 | US20110119054 Apparatus for encoding and decoding of integrated speech and audio |
| 05/19/2011 | US20110119053 System And Method For Leaving And Transmitting Speech Messages |
| 05/19/2011 | US20110116542 Symbol plane encoding/decoding with dynamic calculation of probability tables |
| 05/19/2011 | US20110115988 Display apparatus and method for remotely outputting audio |
| 05/18/2011 | EP2323425A1 Method and device for generating, playing audio signals, and processing system for audio signals |
| 05/18/2011 | EP2323131A1 Audio encoding device, audio decoding device, and their method |
| 05/18/2011 | EP2323130A1 Parametric encoding and decoding |
| 05/18/2011 | EP2070389B1 Dialogue enhancement techniques |
| 05/18/2011 | EP1743326B1 Lossless multi-channel audio codec |
| 05/18/2011 | CN201838310U Voice compression coding/decoding circuit |
| 05/18/2011 | CN1993734B Noise suppression process and device |
| 05/18/2011 | CN1989549B Audio encoding device and audio encoding method |
| 05/18/2011 | CN1983904B Method and device for controlling system load |
| 05/18/2011 | CN1942928B Module and method for processing audio signals |
| 05/18/2011 | CN102067212A Coding of transitional speech frames for low-bit-rate applications |
| 05/18/2011 | CN102067210A Apparatus |
| 05/18/2011 | CN102064832A Implementation method for changing vibration effect with music |
| 05/18/2011 | CN102063908A Audio data transmission method between PC and mobile phone |
| 05/18/2011 | CN102063907A Steganalysis method for audio spread-spectrum steganography |
| 05/18/2011 | CN102063906A AAC audio real-time decoding fault-tolerant control method |
| 05/18/2011 | CN102063905A Blind noise filling method and device for audio decoding |
| 05/18/2011 | CN102063897A Sound library compression for embedded type voice synthesis system and use method thereof |
| 05/18/2011 | CN101176147B Audio encoding apparatus and spectrum modifying method |
| 05/18/2011 | CN101116136B Sound synthesis |
| 05/18/2011 | CN101095287B Voice service over short message service |
| 05/18/2011 | CN101069233B Data processing method by passage between different sub-band domains |
| 05/18/2011 | CN101061533B Sound encoding device and sound encoding method |
| 05/18/2011 | CN101053016B Method and system for constructing a first frequency compensation input spacing power density function |
| 05/18/2011 | CN101010723B Audio frequency signal processing method and device |
| 05/17/2011 | US7945781 Method and systems for inserting watermarks in digital signals |
| 05/17/2011 | US7945447 Sound coding device and sound coding method |
| 05/17/2011 | US7945441 Quantized feature index trajectory |