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

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)
11/2006
11/07/2006	US7133823 System for an adaptive excitation pattern for speech coding
11/07/2006	US7133521 Method and apparatus for DTMF detection and voice mixing in the CELP parameter domain
11/07/2006	US7133411 Apparatus and method to compensate for unsynchronized transmission of synchrous data by counting low energy samples
11/07/2006	US7133334 Method and device for interfacing variable-rate sampled digital audio information to a string of uniform-sized blocks, and a unitary medium so produced by a write-interfacing
11/02/2006	WO2006116270A2 Security enhancements of digital watermarks for multi-media content
11/02/2006	WO2006116025A1 Systems, methods, and apparatus for gain factor smoothing
11/02/2006	WO2006116024A2 Systems, methods, and apparatus for gain factor attenuation
11/02/2006	WO2006115163A1 Multiplexing device and multiplexing method, program, recording medium
11/02/2006	WO2006115060A1 Recording device, recording method, reproducing device, reproducing method, program, and recording medium
11/02/2006	WO2006114964A1 Pitch period equalizing apparatus, pitch period equalizing method, sound encoding apparatus, sound decoding apparatus, and sound encoding method
11/02/2006	WO2006114494A1 Method for adapting for an interoperability between short-term correlation models of digital signals
11/02/2006	WO2006114368A1 Noise suppression process and device
11/02/2006	WO2006114000A1 Method and apparatus for encoding a motion signal with a sound signal
11/02/2006	WO2006113999A1 Method and apparatus for providing a motion signal with a sound signal using an existing sound signal encoding format
11/02/2006	US20060247929 Audio coding
11/02/2006	US20060247928 Method and system for operating audio encoders in parallel
11/02/2006	US20060247926 Information flow transmission method whereby said flow is inserted into a speech data flow, and parametric codec used to implement same
11/02/2006	US20060247924 Method and System for Masking Speech
11/02/2006	US20060247923 Communication system noise cancellation power signal calculation techniques
11/02/2006	US20060247920 Speech output control device and recording medium recorded with speech output control programs
11/02/2006	US20060247919 Method and apparatus for speech privacy
11/02/2006	EP1717796A2 Method for converting code and code conversion apparatus therefor
11/02/2006	EP1716536A1 Method of allocating payload bits of a watermark
11/02/2006	EP1716506A1 Method and apparatus for transforming a digital audio signal and for inversely transforming a transformed digital audio signal
11/02/2006	EP1317753B1 Codebook structure and search method for speech coding
11/02/2006	DE102005019903A1 Objective hearing-adequate audio quality estimation device, for audio signals, uses base factors, frequency range, maximum permitted disturbance and sound or volume level to determine quality of input audio signals
11/02/2006	DE102005019863A1 Noise suppression process for decoded signal comprise first and second decoded signal portion and involves determining a first energy envelope generating curve, forming an identification number, deriving amplification factor
11/02/2006	CA2606238A1 Method and apparatus for providing a motion signal with a sound signal using an existing sound signal encoding format
11/02/2006	CA2605641A1 Security enhancements of digital watermarks for multi-media content
11/02/2006	CA2605490A1 Method and apparatus for encoding a motion signal with a sound signal
11/01/2006	CN1856822A Watermarking of multimedia signals
11/01/2006	CN1855880A Data read/write device and method
11/01/2006	CN1855226A Lossless encoding and decoding system
11/01/2006	CN1855225A Lossless encoding and decoding system
11/01/2006	CN1855075A Multi-media playing system
11/01/2006	CN1855029A Graphics card for smoothing the playing of video
11/01/2006	CN1282947C Digital signal recording apparatus and digital signal processing method
10/2006
10/31/2006	US7131058 Method and system for device control
10/31/2006	US7131053 Normalizing device and method, program, recording medium on which the program is recorded and communication terminal for normalizing data
10/31/2006	US7130952 Data transmit method and data transmit apparatus
10/31/2006	US7130796 Voice encoding method and apparatus of selecting an excitation mode from a plurality of excitation modes and encoding an input speech using the excitation mode selected
10/31/2006	US7130794 Received speech signal processing apparatus and received speech signal reproducing apparatus
10/31/2006	US7130793 System and method for minimizing overrun and underrun errors in packetized voice transmission
10/31/2006	US7130476 Information processing apparatus, information processing method, program recording medium, and data recording medium
10/31/2006	US7130087 Methods and apparatus to produce security documents
10/26/2006	WO2006113921A1 Quantization of speech and audio coding parameters using partial information on atypical subsequences
10/26/2006	WO2006113047A1 Economical loudness measurement of coded audio
10/26/2006	WO2006111294A1 Energy dependent quantization for efficient coding of spatial audio parameters
10/26/2006	WO2006110990A1 System for improving speech quality and intelligibility
10/26/2006	WO2005089178A3 Method and apparatus for classifying importance of encoded frames in a digital communications system
10/26/2006	US20060242555 Method of enabling a device to be controlled via a printed control interface
10/26/2006	US20060241940 Quantization of speech and audio coding parameters using partial information on atypical subsequences
10/26/2006	US20060239486 Portable audio devices
10/26/2006	CA2604859A1 System for improving speech quality and intelligibility
10/26/2006	CA2604796A1 Economical loudness measurement of coded audio
10/25/2006	EP1715712A2 Efficient in-band signaling for discontinuous transmission and configuration changes in adaptive multi-rate communications systems
10/25/2006	EP1715477A1 Low-bitrate encoding/decoding method and system
10/25/2006	EP1715476A1 Low-bitrate encoding/decoding method and system
10/25/2006	EP1714391A2 Method and device for the conversion of digital signals with heterogeneous formats and use thereof for the digital amplification of audio signals
10/25/2006	EP1714273A1 Method for restoring partials of a sound signal
10/25/2006	EP1479067A4 Text-to-speech native coding in a communication system
10/25/2006	EP1264303B1 Speech processing
10/25/2006	CN1853414A Methods and apparatus for tamper detection in watermarking systems
10/25/2006	CN1852293A Method and system for requsting to read user registration state
10/25/2006	CN1852269A Method for realizing two-directional interacting of circuit zone and grouping zone, and system therefor
10/25/2006	CN1282184C audio-frequency signal encoding method, decoding device and transmission method
10/25/2006	CN1282156C Audio signal bandwidth extension
10/25/2006	CN1282155C Noise suppressor and method
10/25/2006	CN1282154C Data processing device and method of a bitstream signal
10/25/2006	CN1282153C Data simple spelling method for voice decoding storage system
10/25/2006	CN1282152C Decoding of information in audio signals
10/24/2006	US7127399 Voice processing method and voice processing device
10/24/2006	US7127391 Method and apparatus for slice point determination
10/24/2006	US7127390 Rate determination coding
10/24/2006	US7127306 Recording and/or reproducing apparatus and recording apparatus
10/24/2006	US7126934 Method for base station compressing and transmitting high speed data
10/24/2006	US7126501 Floating point type digital signal reversible encoding method, decoding method, devices for them, and programs for them
10/19/2006	WO2006109251A2 Voice conversion
10/19/2006	WO2006108573A1 Adaptive residual audio coding
10/19/2006	WO2006108462A1 Multi-channel hierarchical audio coding with compact side-information
10/19/2006	WO2006108456A1 Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
10/19/2006	US20060236333 Music detection device, music detection method and recording and reproducing apparatus
10/19/2006	US20060235683 Lossless encoding of information with guaranteed maximum bitrate
10/19/2006	US20060235682 Excitation vector generator, speech coder and speech decoder
10/19/2006	US20060235681 Adaptive pulse allocation mechanism for linear-prediction based analysis-by-synthesis coders
10/19/2006	US20060235678 Apparatus and method of encoding audio data and apparatus and method of decoding encoded audio data
10/19/2006	US20060235553 Information signal reproducing apparatus
10/19/2006	US20060233420 Digital watermark and steganographic decoding
10/19/2006	DE102006006249A1 Realisierung von LPCM-Audiodaten hoher Qualität als zwei separate elementare Datenströme Realization of LPCM audio data of high quality as two separate elementary streams
10/18/2006	EP1713061A2 Apparatus and method of encoding audio data and apparatus and method of decoding encoded audio data
10/18/2006	EP1713060A1 Mpeg audio decoding method
10/18/2006	EP1711938A1 Audio signal decoding using complex-valued data
10/18/2006	EP1711937A1 Method and apparatus for time scaling of a signal
10/18/2006	EP1472693B1 Method and unit for subtracting quantization noise from a pcm signal
10/18/2006	EP1338003B1 Gains quantization for a celp speech coder
10/18/2006	EP1070438B1 Low bit-rate spatial coding method and system
10/18/2006	EP0969449B1 Information distributing system, information transmitting system, information receiving system, and information distributing method
10/18/2006	CN1849649A Encoding of transient audio signal components
10/18/2006	CN1849648A Coding apparatus and decoding apparatus
10/18/2006	CN1849647A Sampling rate conversion apparatus, coding apparatus, decoding apparatus and methods thereof

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