| Patents for H04S 3 - Systems employing more than two channels, e.g. quadraphonic (4,597) |
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| 09/27/2011 | USRE42737 Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment |
| 09/27/2011 | US8027500 Narrow profile speaker configurations and systems |
| 09/27/2011 | US8027482 DVD audio encoding using environmental audio tracks |
| 09/27/2011 | US8027480 Multichannel spectral mapping audio apparatus and method |
| 09/22/2011 | WO2011114932A1 Audio-processing device, audio-processing method and program |
| 09/21/2011 | EP1964443B1 Low-complexity audio matrix decoder |
| 09/21/2011 | EP1667488B1 Acoustic characteristic correction system |
| 09/21/2011 | CN102196353A Transmission device and transmission method |
| 09/21/2011 | CN101558448B System and method for acquiring and editing audio data and video data |
| 09/21/2011 | CN101223575B 音频编码和解码 Audio encoding and decoding |
| 09/21/2011 | CN101212846B Method for controlling speaker volume in home theater system |
| 09/15/2011 | WO2011112382A1 Method and system for scaling ducking of speech-relevant channels in multi-channel audio |
| 09/14/2011 | EP2365704A2 Transmission device and transmission method |
| 09/14/2011 | CN102187691A Binaural rendering of a multi-channel audio signal |
| 09/14/2011 | CN101129089B Device and method for activating an electromagnetic field synthesis renderer device with audio objects |
| 09/08/2011 | US20110216914 Wired, wireless, infrared, and powerline audio entertainment systems |
| 09/07/2011 | EP2364038A2 Transmission device, data transmitting method, and communication system |
| 09/07/2011 | CN102176311A Multichannel audio coding |
| 09/06/2011 | US8014535 Multichannel spectral vector mapping audio apparatus and method |
| 09/06/2011 | US8014534 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 09/01/2011 | WO2011104463A1 Multichannel audio stream compression |
| 08/31/2011 | EP2361411A2 Method for processing a signal, in particular a digital audio signal |
| 08/31/2011 | CN102172047A Signal generation for binaural signals |
| 08/31/2011 | CN102172046A Decorrelator for upmixing systems |
| 08/31/2011 | CN102169693A Multichannel audio coding |
| 08/25/2011 | WO2011102967A1 Audio decoder and decoding method using efficient downmixing |
| 08/25/2011 | CA2757643A1 Audio decoder and decoding method using efficient downmixing |
| 08/24/2011 | EP2360683A1 Audio decoder and decoding method using efficient downmixing |
| 08/24/2011 | EP2359608A1 Apparatus for generating a multi-channel audio signal |
| 08/24/2011 | CN201946291U 一种带录音功能的调音台 A tape recording mixer function |
| 08/23/2011 | US8005557 Audio signal processing apparatus |
| 08/23/2011 | US8005556 Audio signal processing apparatus |
| 08/23/2011 | US8005555 Audio signal processing apparatus |
| 08/18/2011 | WO2011097916A1 Stereo decoding method and device |
| 08/17/2011 | EP2357853A1 Audio apparatus, audio signal transmission method, and audio system |
| 08/17/2011 | CN102158796A Sound processing system for configuration of audio signals in a vehicle |
| 08/17/2011 | CN102157151A Encoding method, decoding method, device and system of multichannel signals |
| 08/17/2011 | CN102157149A Stereo signal down-mixing method and coding-decoding device and system |
| 08/17/2011 | CN101297598B Method and system for processing audio frequency signal |
| 08/16/2011 | US8000490 Earphone structure with a composite sound field |
| 08/11/2011 | WO2011095913A1 Spatial sound reproduction |
| 08/11/2011 | WO2011095422A1 Method for creating an audio environment having n speakers |
| 08/10/2011 | EP2353305A1 Method for generating a downward-compatible sound format |
| 08/10/2011 | CN1832634B Data transmitter-receiver, bidirectional data transmitting system, and data transmitting-receiving method |
| 08/10/2011 | CN101411214B Method and arrangement for a decoder for multi-channel surround sound |
| 08/10/2011 | CN101002505B Method for combining audio signals using auditory scene analysis and device |
| 08/04/2011 | WO2011093793A1 A method for enlarging a location with optimal three-dimensional audio perception |
| 08/03/2011 | EP2351403A2 Plurality of mobile communication devices for performing locally collaborative operations |
| 08/03/2011 | EP2351024A1 Decoding apparatus, decoding method, encoding apparatus, encoding method, and editing apparatus |
| 08/03/2011 | EP2140450B1 A method and an apparatus for processing an audio signal |
| 08/03/2011 | CN201918157U Vehicle-mounted audio processing system |
| 08/03/2011 | CN1947172B Method, device, encoder apparatus, decoder apparatus and frequency system |
| 08/03/2011 | CN102144410A Enhancing the reproduction of multiple audio channels |
| 08/03/2011 | CN101129086B Apparatus and method for controlling a wave field synthesis rendering device |
| 07/28/2011 | US20110182433 Decoding apparatus, decoding method, encoding apparatus, encoding method, and editing apparatus |
| 07/27/2011 | EP2347410A1 Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal and apparatus for providing a two-channel audio signal and a set of spatial cues |
| 07/27/2011 | EP0695109B1 Device for reproducing video signal and audio signal |
| 07/27/2011 | CN102138342A Apparatus for merging spatial audio streams |
| 07/27/2011 | CN102138177A Reconstruction of multi-channel audio data |
| 07/27/2011 | CN102137327A Sound processing system for configuration of audio signals in a vehicle |
| 07/27/2011 | CN102137326A Method and apparatus for maintaining speech audibility in multi-channel audio signal |
| 07/26/2011 | US7987281 System and method for enhanced streaming audio |
| 07/26/2011 | US7986792 Adapter connectable between audio amplifier and transmitter for cordless speaker |
| 07/21/2011 | WO2011085870A1 A method and a system for an acoustic curtain that reveals and closes a sound scene |
| 07/21/2011 | WO2010066271A8 Apparatus for generating a multi-channel audio signal |
| 07/20/2011 | EP2346045A2 Multi-channel audio data output control apparatus, output controlling method, program, and output control system |
| 07/20/2011 | EP2345260A1 Decorrelator for upmixing systems |
| 07/20/2011 | CN1977565B Acoustic device and reproduction mode setting method |
| 07/14/2011 | WO2011083981A2 An apparatus for processing an audio signal and method thereof |
| 07/13/2011 | CN102124516A Audio signal transformatting |
| 07/13/2011 | CN102124513A An apparatus for determining a converted spatial audio signal |
| 07/13/2011 | CN102123341A Parametric joint-coding of audio sources |
| 07/13/2011 | CN102122509A Multi-channel encoder and multi-channel encoding method |
| 07/12/2011 | US7979148 Audio signal processing apparatus |
| 07/12/2011 | CA2593290C Compact side information for parametric coding of spatial audio |
| 07/07/2011 | US20110166866 Signal synthesizing |
| 07/07/2011 | US20110164769 Method and apparatus for generating and playing audio signals, and system for processing audio signals |
| 07/07/2011 | US20110164756 Cue-Based Audio Coding/Decoding |
| 07/06/2011 | CN1926607B Multichannel audio coding |
| 07/06/2011 | CN102118680A Device and method for delivering data in a multi-renderer system |
| 07/06/2011 | CN101138274B Envelope shaping of decorrelated signals |
| 07/05/2011 | US7974425 Sound system and method of sound reproduction |
| 06/30/2011 | WO2011077005A1 Methods, apparatuses and computer program products for facilitating efficient browsing and selection of media content & lowering computational load for processing audio data |
| 06/30/2011 | WO2011076290A1 An apparatus |
| 06/30/2011 | WO2011054860A3 Apparatus and method for calculating driving coefficients for loudspeakers of a loudspeaker arrangement and apparatus and method for providing drive signals for loudspeakers of a loudspeaker arrangement based on an audio signal associated with a virtual source |
| 06/30/2011 | CA2785080A1 An apparatus |
| 06/29/2011 | EP2339756A2 Matrix improvements to lossless encoding and decoding |
| 06/29/2011 | CN1957640B Scheme for generating a parametric representation for low-bit rate applications |
| 06/29/2011 | CN102113351A Audio system and method of operation therefor |
| 06/28/2011 | US7970153 Audio output apparatus |
| 06/23/2011 | WO2011072729A1 Multi-channel audio processing |
| 06/22/2011 | EP2337380A1 A method and encoder for combining digital data sets, a decoding method and decoder for such combined digital data sets and a record carrier for storing such combined digital data sets |
| 06/22/2011 | EP2335428A1 Binaural rendering of a multi-channel audio signal |
| 06/22/2011 | DE102010052097A1 Motor vehicle is provided with sound reproducing device in inner side, where multiple speakers are provided with control unit |
| 06/22/2011 | CN101031959B Multi-channel hierarchical audio coding with compact side-information |
| 06/21/2011 | US7965849 Multichannel spectral mapping audio apparatus and method |
| 06/16/2011 | US20110142267 Wired, wireless, infrared, and powerline audio entertainment systems |
| 06/16/2011 | US20110142245 Output control apparatus, output controlling method, program, and output control system |
| 06/16/2011 | DE102007060209B4 Auf Fractional-Delay-Filter basierte Beamforming-Vorrichtung, die Nachfiltern verwendet On fractional delay filter based beamforming apparatus using postfiltering |
| 06/15/2011 | EP2334103A2 Sound enhancement apparatus and method |