| 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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| 12/03/2009 | WO2009144564A2 Audio signal transient detection |
| 12/03/2009 | WO2009144470A1 Data embedding system |
| 12/03/2009 | WO2009144368A1 Method, apparatus and computer program product for providing improved speech synthesis |
| 12/03/2009 | WO2008145893A3 Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs |
| 12/03/2009 | US20090299757 Method and apparatus for encoding and decoding |
| 12/03/2009 | US20090299755 Method for Post-Processing a Signal in an Audio Decoder |
| 12/03/2009 | US20090299754 Factorization of overlapping tranforms into two block transforms |
| 12/03/2009 | US20090299753 Audio Signal Transient Detection |
| 12/03/2009 | US20090299740 Method of processing audio signals for improving the quality of output audio signal which is transferred to subscriber's terminal over network and audio signal pre-processing apparatus of enabling the method |
| 12/03/2009 | US20090299739 Systems, methods, and apparatus for multichannel signal balancing |
| 12/03/2009 | US20090299738 Vector quantizing device, vector dequantizing device, vector quantizing method, and vector dequantizing method |
| 12/03/2009 | US20090299737 Method for adapting for an interoperability between short-term correlation models of digital signals |
| 12/03/2009 | US20090299736 Pitch period equalizing apparatus and pitch period equalizing method, and speech coding apparatus, speech decoding apparatus, and speech coding method |
| 12/03/2009 | US20090299735 Method for Transferring an Audio Stream Between a Plurality of Terminals |
| 12/03/2009 | US20090299734 Stereo audio encoding device, stereo audio decoding device, and method thereof |
| 12/03/2009 | US20090299507 Audio Playback Selection Using Printed Coded Data |
| 12/03/2009 | US20090296908 Telecommunications Endpoint that Prompts a User to Focus on a Monitored Call |
| 12/02/2009 | EP2129051A1 A method and system for realizing the voice compensation in the mobile communication network |
| 12/02/2009 | EP2128860A1 Encoding device, decoding device, and method thereof |
| 12/02/2009 | EP2128859A1 A coding/decoding method, system and apparatus |
| 12/02/2009 | EP2128858A1 Encoding device and encoding method |
| 12/02/2009 | EP2128857A1 Encoding device and encoding method |
| 12/02/2009 | EP2128856A1 Stream generating device, decoding device, and method |
| 12/02/2009 | EP2128855A1 Voice encoding device and voice encoding method |
| 12/02/2009 | EP2128854A1 Audio encoding device and audio decoding device |
| 12/02/2009 | EP2126905A1 Audio encoding method and device |
| 12/02/2009 | EP2126904A1 Audio encoding method and device |
| 12/02/2009 | EP2126903A1 Method and apparatus for encoding audio signal and method and apparatus for decoding audio signal |
| 12/02/2009 | CN101595524A Signal processing device, signal processing method, and program |
| 12/02/2009 | CN101595523A Signal processing device and method, and program |
| 12/02/2009 | CN101594186A Method and device generating single-channel signal in double-channel signal coding |
| 12/02/2009 | CN101594162A Wireless internet access card |
| 12/02/2009 | CN101594123A Method for establishing equivalent parallel filter, voice transmission method, device and system |
| 12/02/2009 | CN101593521A Internal circulation method in MP3 encoder quantization and MP3 encoder |
| 12/02/2009 | CN100565686C Recording medium and audio-signal processing apparatus |
| 12/01/2009 | US7627702 Data reproduction device and method, and program |
| 12/01/2009 | US7627482 Methods, storage medium, and apparatus for encoding and decoding sound signals from multiple channels |
| 12/01/2009 | US7627481 Adapting masking thresholds for encoding a low frequency transient signal in audio data |
| 12/01/2009 | US7627480 Support of a multichannel audio extension |
| 12/01/2009 | US7627471 Providing translations encoded within embedded digital information |
| 12/01/2009 | US7627469 Audio signal encoding apparatus and audio signal encoding method |
| 12/01/2009 | US7627468 Apparatus and method for extracting syllabic nuclei |
| 12/01/2009 | US7627111 Noise matching for echo cancellers |
| 12/01/2009 | CA2344523C Multi-channel signal encoding and decoding |
| 11/26/2009 | WO2009142466A2 Method and apparatus for processing audio signals |
| 11/26/2009 | WO2009142465A2 A method and an apparatus for processing a signal |
| 11/26/2009 | WO2009142464A2 Method and apparatus for processing audio signals |
| 11/26/2009 | WO2009142017A1 Stereo signal conversion device, stereo signal inverse conversion device, and method thereof |
| 11/26/2009 | WO2009141853A1 Music reproducing device, voice navigation device, voice output device, and program |
| 11/26/2009 | WO2009141775A1 A parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder |
| 11/26/2009 | WO2009140896A1 A pitch post processing method, a filter and a pitch post processing system |
| 11/26/2009 | WO2009140870A1 Method and device for frame loss concealment |
| 11/26/2009 | WO2009123409A3 Method and apparatus for generating additional information bit stream of multi-object audio signal |
| 11/26/2009 | WO2009109050A8 System and method for enhancing a decoded tonal sound signal |
| 11/26/2009 | WO2009093867A3 A method and an apparatus for processing audio signal |
| 11/26/2009 | US20090292544 Binaural spatialization of compression-encoded sound data |
| 11/26/2009 | US20090292542 Signal processing method, processing appartus and voice decoder |
| 11/26/2009 | US20090292537 Wide-band encoding device, wide-band lsp prediction device, band scalable encoding device, wide-band encoding method |
| 11/26/2009 | US20090292536 Speech enhancement with minimum gating |
| 11/26/2009 | US20090292535 System and method for synthesizing music and voice, and service system and method thereof |
| 11/26/2009 | US20090292534 Fixed code book search device and fixed code book search method |
| 11/26/2009 | US20090292531 System for handling a plurality of streaming voice signals for determination of responsive action thereto |
| 11/26/2009 | US20090290754 Deriving Identifying Data From Video and Audio |
| 11/25/2009 | EP2124485A2 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
| 11/25/2009 | EP2124224A1 A method and an apparatus for processing an audio signal |
| 11/25/2009 | EP2122832A1 Method and apparatus for encoding/decoding audio signal containing noise at low bit rate |
| 11/25/2009 | EP2122620A1 Method and apparatus for sinusoidal audio coding |
| 11/25/2009 | EP2122615A1 Apparatus and method for encoding an information signal |
| 11/25/2009 | EP2122614A1 Method and apparatus for encoding audio signal, and method and apparatus for decoding audio signal |
| 11/25/2009 | EP2122613A1 A method and an apparatus for processing an audio signal |
| 11/25/2009 | EP2122612A1 A method and an apparatus for processing an audio signal |
| 11/25/2009 | EP2122609A1 Research data gathering |
| 11/25/2009 | CN101589623A Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream |
| 11/25/2009 | CN101589430A Voice isolation device, voice synthesis device, and voice quality conversion device |
| 11/25/2009 | CN101589429A System and method for digital signal processing |
| 11/25/2009 | CN101587711A Pitch post-treatment method, filter and pitch post-treatment system |
| 11/25/2009 | CN101587710A Multiple-codebook coding parameter quantification method based on audio emergent event |
| 11/25/2009 | CN101587709A Train voice recording detecting method and device |
| 11/25/2009 | CN100562926C Method and device for resonance peak tracing using residuum model |
| 11/24/2009 | USRE41009 Audio transmission, recording and reproducing system |
| 11/24/2009 | US7624273 Code generating method and unit thereof, code detecting method and unit thereof, and watermark embedding unit and watermark detecting unit |
| 11/24/2009 | US7624199 Digital data distribution system with switching unit, online acquisition unit, and conversion unit for converting from first to second format |
| 11/24/2009 | US7624022 Speech compression and decompression apparatuses and methods providing scalable bandwidth structure |
| 11/24/2009 | US7624008 Method and device for determining the quality of a speech signal |
| 11/19/2009 | US20090287496 Loudness enhancement system and method |
| 11/19/2009 | US20090287495 Spatial audio |
| 11/19/2009 | US20090287493 Direct stream digital audio with minimal storage requirement |
| 11/19/2009 | US20090287480 Method and apparatus for low bit rate speech coding detection |
| 11/19/2009 | US20090287479 Sound frame length adaptation |
| 11/19/2009 | US20090287478 Speech post-processing using MDCT coefficients |
| 11/18/2009 | EP2120234A1 Encoding device and encoding method |
| 11/18/2009 | EP2120233A1 Encoding and decoding method and apparatus |
| 11/18/2009 | EP2119078A2 Device and method for generating a signal for transmission or a decoded signal |
| 11/18/2009 | EP2118892A2 Improved ratio of speech to non-speech audio such as for elderly or hearing-impaired listeners |
| 11/18/2009 | EP2118891A2 Embedded silence and background noise compression |
| 11/18/2009 | EP2118890A1 Audio signal encoding |
| 11/18/2009 | EP2118889A1 Method and arrangement for controlling smoothing of stationary background noise |
| 11/18/2009 | EP2118888A1 A method and an apparatus for processing an audio signal |
| 11/18/2009 | EP2118887A1 Low complexity parametric stereo decoder |
| 11/18/2009 | EP2118886A1 A method and an apparatus for processing an audio signal |