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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10/29/2009 | WO2009110751A3 Method and apparatus for processing an audio signal |
10/29/2009 | WO2009110738A3 Method and apparatus for processing audio signal |
10/29/2009 | WO2009049895A9 Audio coding using downmix |
10/29/2009 | US20090271204 Audio Compression |
10/29/2009 | US20090271184 Scalable encoding device, and scalable encoding method |
10/28/2009 | EP2112653A1 Audio decoding device, audio decoding method, program, and integrated circuit |
10/28/2009 | EP2112652A1 Apparatus and method for combining multiple parametrically coded audio sources |
10/28/2009 | EP2112651A1 A method and an apparatus for processing an audio signal |
10/28/2009 | EP2111726A2 System and method for dynamic modification of speech intelligibility scoring |
10/28/2009 | EP2111618A1 A method and an apparatus for processing an audio signal |
10/28/2009 | EP2111617A1 Methods and apparatuses for encoding and decoding object-based audio signals |
10/28/2009 | EP2111616A1 Methods and apparatuses for encoding and decoding object-based audio signals |
10/28/2009 | EP2030199B1 Linear predictive coding of an audio signal |
10/28/2009 | EP1711937B1 Method and apparatus for time scaling of a signal |
10/28/2009 | EP1422690B1 Apparatus and method for generating pitch waveform signal and apparatus and method for compressing/decompressing and synthesizing speech signal using the same |
10/28/2009 | CN101568959A Method, medium, and apparatus with bandwidth extension encoding and/or decoding |
10/28/2009 | CN101568958A A method and an apparatus for processing an audio signal |
10/28/2009 | CN101567188A Multi-pitch estimation method for mixed audio signals with combined long frame and short frame |
10/28/2009 | CN101567187A Personal translator |
10/28/2009 | CN100555876C Apparatus and method for processing acoustical-signal |
10/28/2009 | CN100555414C DTX determination method and apparatus |
10/28/2009 | CN100555413C Method and apparatus for expansible coding and decoding audio-frequency data |
10/28/2009 | CN100555412C Speech key of mobile |
10/27/2009 | US7610543 Method and apparatus for puncturing with unequal error protection in a wireless communication system |
10/27/2009 | US7610205 High quality time-scaling and pitch-scaling of audio signals |
10/27/2009 | US7610198 Robust quantization with efficient WMSE search of a sign-shape codebook using illegal space |
10/27/2009 | US7610196 Periodic signal enhancement system |
10/27/2009 | US7610195 Decoding of predictively coded data using buffer adaptation |
10/27/2009 | US7609410 Mobile telecommunication device with integral printer mechanism and sensing means |
10/27/2009 | CA2343191C Celp encoding/decoding method and apparatus |
10/22/2009 | WO2009128852A1 Data substitution scheme for oversampled data |
10/22/2009 | WO2009128851A1 Channel decoding-based error detection |
10/22/2009 | WO2009128845A1 Synchronizing timing mismatch by data deletion |
10/22/2009 | WO2009128844A1 Synchronizing timing mismatch by data insertion |
10/22/2009 | WO2009128753A1 Coversational interactivity measurement and estimation for real-time media |
10/22/2009 | WO2009128667A2 Method and apparatus for encoding/decoding an audio signal by using audio semantic information |
10/22/2009 | WO2009128666A2 Method and apparatus for processing audio signals |
10/22/2009 | WO2009128664A2 A method and an apparatus for processing an audio signal |
10/22/2009 | WO2009128663A2 A method and an apparatus for processing an audio signal |
10/22/2009 | WO2009128662A2 A method and an apparatus for processing an audio signal |
10/22/2009 | WO2009127133A1 An audio frequency processing method and device |
10/22/2009 | WO2009127097A1 Method and apparatus of communication |
10/22/2009 | US20090265167 Speech encoding apparatus and speech encoding method |
10/22/2009 | US20090265166 Boundary estimation apparatus and method |
10/22/2009 | US20090265165 Automatic meta-data tagging pictures and video records |
10/22/2009 | US20090265164 Method for Encoding and Decoding Object-Based Audio Signal and Apparatus Thereof |
10/22/2009 | US20090265024 Device and method for analyzing an information signal |
10/22/2009 | US20090262975 Deriving or Calculating Identifiers From Video Signals |
10/22/2009 | US20090262949 Multi-channel acoustic signal processing device |
10/22/2009 | US20090262945 Stereo encoding device, stereo decoding device, and stereo encoding method |
10/22/2009 | US20090262866 Data carrier provided with at least two decoding stages |
10/21/2009 | EP2110808A1 A coding method, an encoder and a computer readable medium |
10/21/2009 | EP2109950A2 Method of transmitting data in a communication system |
10/21/2009 | EP2109861A2 Audio decoder |
10/21/2009 | EP2042001B1 Binaural spatialization of compression-encoded sound data |
10/21/2009 | EP1920434B1 Single-codebook vector quantization for multiple-rate applications |
10/21/2009 | EP1898397B1 Scalable decoder and disappeared data interpolating method |
10/21/2009 | EP1817766B1 Synchronizing parametric coding of spatial audio with externally provided downmix |
10/21/2009 | EP1236159B1 Viewer with code sensor |
10/21/2009 | CN101563848A Audio encoding and decoding apparatus and method thereof |
10/21/2009 | CN101563726A Method and device for transcoding audio signals |
10/21/2009 | CN101562016A Totally-blind digital speech authentication method |
10/21/2009 | CN101562015A Audio-frequency processing method and device |
10/21/2009 | CN100552774C Method for changing speed of sound |
10/21/2009 | CN100552669C Method and apparatus for transforming a digital audio signal and for inversely transforming a transformed digital audio signal |
10/20/2009 | US7606716 Systems and methods for multi-dialog surround audio |
10/20/2009 | US7606709 Voice converter with extraction and modification of attribute data |
10/20/2009 | US7606705 Speech data receiver with detection of channel-coding rate |
10/20/2009 | US7606703 Layered celp system and method with varying perceptual filter or short-term postfilter strengths |
10/20/2009 | US7606702 Speech decoder, speech decoding method, program and storage media to improve voice clarity by emphasizing voice tract characteristics using estimated formants |
10/20/2009 | US7606390 Processing data representing video and audio and methods and apparatus related thereto |
10/20/2009 | CA2342353C An adaptive criterion for speech coding |
10/15/2009 | WO2009126759A1 Method and apparatus for selective signal coding based on core encoder performance |
10/15/2009 | WO2009125588A1 Encoding device and encoding method |
10/15/2009 | WO2009125114A1 Concealment of transmission error in a digital signal in a hierarchical decoding structure |
10/15/2009 | WO2009125046A1 Processing of signals |
10/15/2009 | WO2008114090A8 Method of transmitting data in a communication system |
10/15/2009 | US20090259479 Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
10/15/2009 | US20090259478 Audio Decoding Apparatus and Decoding Method and Program |
10/15/2009 | US20090259477 Method and Apparatus for Selective Signal Coding Based on Core Encoder Performance |
10/15/2009 | US20090259476 Device and computer program product for high frequency signal interpolation |
10/15/2009 | US20090259463 Methods and Apparatus for Efficient Vocoder Implementations |
10/15/2009 | US20090259461 Gain Control System, Gain Control Method, and Gain Control Program |
10/14/2009 | EP2109098A2 Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples |
10/14/2009 | CN101558444A Matching a watermark to a host sampling rate |
10/14/2009 | CN101558424A Extracting auxiliary data from a host signal |
10/14/2009 | CN101556801A Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof |
10/14/2009 | CN101556800A Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof |
10/14/2009 | CN101556799A Audio decoding method and audio decoder |
10/14/2009 | CN101556798A Multi-channel decoding system and method thereof |
10/14/2009 | CN100551099C Method for supporting multi-language playback and system thereof |
10/14/2009 | CN100550712C Method and device of signal processing |
10/14/2009 | CN100550166C Information recording method, information recording apparatus and information reproducing apparatus and method |
10/14/2009 | CN100550133C Audio signal processing method and device |
10/14/2009 | CN100550132C Spectral line frequency vector quantization method and system |
10/14/2009 | CN100550131C Method and device for extending the audio signal band |
10/13/2009 | US7603270 Method of prioritizing transmission of spectral components of audio signals |
10/13/2009 | US7603267 Rules-based grammar for slots and statistical model for preterminals in natural language understanding system |
10/13/2009 | US7602978 Deriving multiple identifiers from multimedia content |
10/13/2009 | US7602977 Digital watermarks |