| 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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| 09/01/2011 | WO2011104463A1 Multichannel audio stream compression |
| 09/01/2011 | WO2011104365A1 Watermark generator, watermark decoder, method for providing a watermark signal, method for providing binary message data in dependence on a watermarked signal and a computer program using improved synchronization concept |
| 09/01/2011 | WO2011104283A1 Watermark signal provider and method for providing a watermark signal |
| 09/01/2011 | WO2011104246A1 Watermark decoder and method for providing binary message data |
| 09/01/2011 | WO2011104243A1 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 |
| 09/01/2011 | WO2011104239A1 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 differential encoding |
| 09/01/2011 | WO2011104233A1 Watermark signal provision and watermark embedding |
| 09/01/2011 | WO2011104146A1 Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program |
| 09/01/2011 | WO2011103924A1 Switching off dtx for music |
| 09/01/2011 | WO2011046329A3 Integrated voice/audio encoding/decoding device and method whereby the overlap region of a window is adjusted based on the transition interval |
| 09/01/2011 | US20110211703 Stereo Compatible Multi-Channel Audio Coding |
| 09/01/2011 | CA2791046A1 Watermark signal provision and watermark embedding |
| 09/01/2011 | CA2790981A1 Watermark generator, watermark decoder, method for providing a watermark signal, method for providing binary message data in dependence on a watermarked signal and a computer program using improved synchronization concept |
| 09/01/2011 | CA2790973A1 Watermark signal provider and method for providing a watermark signal |
| 09/01/2011 | CA2790969A1 Watermark decoder and method for providing binary message data |
| 09/01/2011 | CA2790956A1 Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program |
| 09/01/2011 | CA2790649A1 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 |
| 09/01/2011 | CA2790648A1 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 differential encoding |
| 08/31/2011 | EP2362388A1 Method and apparatus for evaluating a possibly watermarked signal that is received via an acoustic path in a mobile receiver |
| 08/31/2011 | EP2362387A1 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 differential encoding |
| 08/31/2011 | EP2362386A1 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 |
| 08/31/2011 | EP2362385A1 Watermark signal provision and watermark embedding |
| 08/31/2011 | EP2362384A1 Watermark generator, watermark decoder, method for providing a watermark signal, method for providing binary message data in dependence on a watermarked signal and a computer program using improved synchronization concept |
| 08/31/2011 | EP2362383A1 Watermark decoder and method for providing binary message data |
| 08/31/2011 | EP2362382A1 Watermark signal provider and method for providing a watermark signal |
| 08/31/2011 | CN201956057U Multi-sampling-rate decoding system for digital audio signal |
| 08/31/2011 | CN1735927B Method and apparatus for improved quality voice transcoding |
| 08/31/2011 | CN102171755A Transcoding of audio metadata |
| 08/31/2011 | CN102171754A Coding device and decoding device |
| 08/31/2011 | CN102171753A Method for error detection in the transmission of speech data with errors |
| 08/31/2011 | CN102171752A Encoding method, encoding device, decoding method, decoding device, program, and recording medium |
| 08/31/2011 | CN102171751A Multi-object audio encoding and decoding apparatus supporting post down-mix signal |
| 08/31/2011 | CN102171750A Method and apparatus for delivery of aligned multi-channel audio |
| 08/31/2011 | CN102169694A Method and device for generating psychoacoustic model |
| 08/31/2011 | CN102169693A Multichannel audio coding |
| 08/31/2011 | CN102169692A Signal processing method and device |
| 08/31/2011 | CN102169691A Reversible audio watermarking method based on bidirectional prediction and generalized expansion |
| 08/31/2011 | CN101859578B Method for manufacturing and processing voice products |
| 08/31/2011 | CN101208741B Method for adapting for an interoperability between short-term correlation models of digital signals |
| 08/31/2011 | CN101206861B Method for imbedding digital music production authentication information and method for authentication of said production |
| 08/31/2011 | CN101089951B Band spreading coding method and device and decode method and device |
| 08/30/2011 | US8010632 Steganographic encoding for video and images |
| 08/30/2011 | US8010373 Signal coding and decoding |
| 08/30/2011 | US8010372 Apparatus and method of encoding and decoding audio signal |
| 08/30/2011 | US8010371 Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec |
| 08/30/2011 | US8010370 Bitrate control for perceptual coding |
| 08/30/2011 | US8010353 Audio switching device and audio switching method that vary a degree of change in mixing ratio of mixing narrow-band speech signal and wide-band speech signal |
| 08/30/2011 | US8010352 Method and apparatus for adaptively encoding and decoding high frequency band |
| 08/30/2011 | US8010351 Speech coding system to improve packet loss concealment |
| 08/30/2011 | US8010350 Decimated bisectional pitch refinement |
| 08/30/2011 | US8010349 Scalable encoder, scalable decoder, and scalable encoding method |
| 08/30/2011 | US8010348 Adaptive encoding and decoding with forward linear prediction |
| 08/30/2011 | US8010347 Signal decomposition, analysis and reconstruction apparatus and method |
| 08/30/2011 | US8010346 Method and apparatus for transmitting wideband speech signals |
| 08/30/2011 | US8010345 Providing speech recognition data to a speech enabled device when providing a new entry that is selectable via a speech recognition interface of the device |
| 08/30/2011 | US8009966 Methods and apparatus for use in sound replacement with automatic synchronization to images |
| 08/30/2011 | US8009837 Multi-channel compatible stereo recording |
| 08/30/2011 | CA2492647C Low bit-rate audio coding |
| 08/30/2011 | CA2424373C Perceptually improved encoding of acoustic signals |
| 08/25/2011 | WO2011102967A1 Audio decoder and decoding method using efficient downmixing |
| 08/25/2011 | WO2011077041A3 Method of optimizing stereo reception for analogue radio and associated analogue radio receiver |
| 08/25/2011 | US20110208528 Signal clipping protection using pre-existing audio gain metadata |
| 08/25/2011 | US20110208515 Systems and methods for gathering research data |
| 08/25/2011 | US20110208514 Data embedding device and data extraction device |
| 08/25/2011 | US20110207443 Transmission of radio signals by a portable apparatus |
| 08/25/2011 | US20110206223 Apparatus for Binaural Audio Coding |
| 08/25/2011 | US20110206209 Apparatus |
| 08/25/2011 | US20110206131 Entropy Encoding |
| 08/25/2011 | CA2757643A1 Audio decoder and decoding method using efficient downmixing |
| 08/24/2011 | EP2360688A1 Sound signal processing apparatus, sound encoding apparatus and sound decoding apparatus |
| 08/24/2011 | EP2360687A1 Voice band extension device and voice band extension method |
| 08/24/2011 | EP2360686A1 Signal processing method and apparatus for enhancing speech signals |
| 08/24/2011 | EP2360684A1 Audio playback device and audio playback method |
| 08/24/2011 | EP2360683A1 Audio decoder and decoding method using efficient downmixing |
| 08/24/2011 | EP2360682A1 Audio packet loss concealment by transform interpolation |
| 08/24/2011 | EP2360681A1 Apparatus and method for extracting a direct/ambience signal from a downmix signal and spatial parametric information |
| 08/24/2011 | EP2360597A2 Audio device |
| 08/24/2011 | EP2359366A1 Audio encoder and bandwidth extension decoder |
| 08/24/2011 | EP2359365A1 Apparatus and method for encoding at least one parameter associated with a signal source |
| 08/24/2011 | EP1807826B1 Method and device for low bit rate speech coding |
| 08/24/2011 | EP1588354B1 Method and apparatus for speech reconstruction |
| 08/24/2011 | EP1554717B1 Preprocessing of digital audio data for mobile audio codecs |
| 08/24/2011 | CN102165699A Method and apparatus for signal processing using transform-domain log-companding |
| 08/24/2011 | CN102165520A A method and an apparatus for processing a signal |
| 08/24/2011 | CN102165519A A method and an apparatus for processing a signal |
| 08/24/2011 | CN102163430A Method for realizing AMR-WB (adaptive multi-rate wideband) voice coding or decoding by adopting information hiding technology |
| 08/24/2011 | CN102163429A Device and method for processing a correlated signal or a combined signal |
| 08/24/2011 | CN102163426A Fixed point transmission system |
| 08/24/2011 | CN101546560B Audio coding and decoding device and coding and decoding method |
| 08/24/2011 | CN101436407B Method for encoding and decoding audio |
| 08/24/2011 | CN101436406B Audio encoder and decoder |
| 08/24/2011 | CN101312042B Quantizer self-adaptive regulation method for sensing audio encoding |
| 08/24/2011 | CN101253555B Multi-channel acoustic signal processing device and method |
| 08/24/2011 | CN101221763B Three-dimensional sound field synthesizing method aiming at sub-Band coding audio |
| 08/24/2011 | CN101072078B Bi-phase decoder for decoding aes-3 digital audio data stream |
| 08/23/2011 | US8005671 Systems and methods for dynamic normalization to reduce loss in precision for low-level signals |
| 08/23/2011 | US8005670 Audio glitch reduction |
| 08/23/2011 | US8005667 Methods and systems for sample rate conversion |
| 08/23/2011 | US8005557 Audio signal processing apparatus |
| 08/23/2011 | US8005556 Audio signal processing apparatus |