| Patents for H04S 5 - Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation (2,758) |
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| 10/03/2013 | WO2013147547A1 Audio apparatus and method of converting audio signal thereof |
| 10/03/2013 | WO2013146665A1 Audio data processing device and audio data processing method |
| 10/03/2013 | WO2013146602A1 Av amplifier |
| 10/02/2013 | CN103339670A Determining the inter-channel time difference of a multi-channel audio signal |
| 10/01/2013 | US8545320 Gaming machine with surround sound features |
| 10/01/2013 | CA2579465C Improved head related transfer functions for panned stereo audio content |
| 10/01/2013 | CA2494454C Audio channel spatial translation |
| 09/26/2013 | US20130251156 Audio signal processing device |
| 09/11/2013 | CN102483928B Voice data synthesis device |
| 08/21/2013 | EP2629552A1 Audio surround processing system |
| 08/21/2013 | EP2628322A2 Method and apparatus for downmixing multi-channel audio signals |
| 08/21/2013 | CN103262160A Method and apparatus for downmixing multi-channel audio signals |
| 08/21/2013 | CN101926182B Band-splitting time compensation signal processing device |
| 08/21/2013 | CN101454825B Method and apparatus for extracting and changing the reveberant content of an input signal |
| 08/14/2013 | CN103250146A Device and method for evaluating and optimizing signals on the basis of algebraic invariants |
| 08/07/2013 | CN103237287A Method for processing replay signals of 5.1-channel surrounding-sound headphone with customization function |
| 08/07/2013 | CN103237259A Audio-channel processing device and audio-channel processing method for video |
| 08/01/2013 | WO2013111034A2 Audio rendering system and method therefor |
| 07/31/2013 | CN203104776U Accurate positioning and evacuating system of high-rise building trapped people |
| 07/31/2013 | CN103229520A Information processing apparatus, acoustic processing apparatus, acoustic processing system and program |
| 07/25/2013 | WO2013108164A1 Multi-channel audio rendering |
| 07/24/2013 | CN101902679B Processing method for simulating 5.1 sound-channel sound signal with stereo sound signal |
| 07/18/2013 | WO2013105413A1 Sound field control device, sound field control method, program, sound field control system, and server |
| 07/17/2013 | EP2614660A1 Apparatus and method for the time-oriented evaluation and optimization of stereophonic or pseudo-stereophonic signals |
| 07/17/2013 | EP2614659A1 Upmixing method and system for multichannel audio reproduction |
| 07/17/2013 | CN103210668A Upmixing method and system for multichannel audio reproduction |
| 07/16/2013 | CA2664163C Apparatus and method for generating an ambient signal from an audio signal, apparatus and method for deriving a multi-channel audio signal from an audio signal and computer program |
| 07/16/2013 | CA2632394C Apparatus and method for synthesizing three output channels using two input channels |
| 07/11/2013 | WO2013103256A1 Method and device for localizing multichannel audio signal |
| 07/10/2013 | EP2613571A1 Information processing apparatus, acoustic processing apparatus, acoustic processing system and program |
| 07/10/2013 | EP2613570A1 Information processor, acoustic processor, acoustic processing system, program, and game program |
| 07/10/2013 | EP2612321A1 Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal |
| 07/04/2013 | US20130170649 Apparatus and method for generating panoramic sound |
| 07/03/2013 | CN103188595A Method and system of processing multichannel audio signals |
| 07/02/2013 | CA2556575C Multichannel audio coding |
| 06/27/2013 | WO2013094135A1 Sound separation device and sound separation method |
| 06/25/2013 | US8472638 Sound processing system for configuration of audio signals in a vehicle |
| 06/25/2013 | US8472631 Multi-channel audio enhancement system for use in recording playback and methods for providing same |
| 06/25/2013 | CA2477450C Method and device for control of a unit for reproduction of an acoustic field |
| 06/20/2013 | WO2013090463A1 Audio processing method and audio processing apparatus |
| 06/19/2013 | CN101521843B Head-related transfer function convolution method and head-related transfer function convolution device |
| 06/19/2013 | CN101518102B Dialogue enhancement techniques |
| 06/19/2013 | CN101061751B Multichannel audio signal decoding using de-correlated signals |
| 06/06/2013 | US20130142337 Method and apparatus to shape sound |
| 06/05/2013 | CN101287308B Method for assigning a plurality of audio channels to a plurality of speakers and manager mode |
| 05/30/2013 | WO2013077226A1 Audio signal processing device, audio signal processing method, program, and recording medium |
| 05/29/2013 | CN102158796B Sound processing system for configuration of audio signals in a vehicle |
| 05/29/2013 | CN101816192B A method for headphone reproduction, a headphone reproduction system |
| 05/22/2013 | CN1650528B Multi-channel downmixing device |
| 05/16/2013 | WO2013067712A1 Method for establishing 5.1 sound track on headset |
| 05/15/2013 | EP2591613A2 3d sound reproducing method and apparatus |
| 05/08/2013 | CN103098495A Sound reproduction device |
| 05/08/2013 | CN101833966B Reproducing device and reproducing method |
| 05/02/2013 | WO2013019478A3 Orientation adjusting stereo audio output system and method for electrical devices |
| 05/01/2013 | EP2586025A1 Audio signal synthesizer |
| 05/01/2013 | CN103081517A Information processor, acoustic processor, acoustic processing system, program, and game program |
| 05/01/2013 | CN103081512A 3d sound reproducing method and apparatus |
| 04/25/2013 | WO2013057948A1 Acoustic rendering device and acoustic rendering method |
| 04/25/2013 | WO2013057906A1 Audio signal reproducing apparatus and audio signal reproducing method |
| 04/23/2013 | US8428269 Head related transfer function (HRTF) enhancement for improved vertical-polar localization in spatial audio systems |
| 04/17/2013 | CN101421779B Apparatus and method for production of a surrounding-area signal |
| 04/16/2013 | US8422704 Speaker array apparatus and method for setting audio beams of speaker array apparatus |
| 04/10/2013 | EP2578000A1 System and method for sound processing |
| 04/10/2013 | CN102163429B Device and method for processing a correlated signal or a combined signal |
| 04/04/2013 | WO2013019022A3 Method and apparatus for processing audio signal |
| 03/28/2013 | WO2013042326A1 Sound reproduction device |
| 03/28/2013 | WO2013042324A1 Sound reproduction device |
| 03/27/2013 | CN101971647B Sound system and method of operation therefor |
| 03/20/2013 | CN102986254A Audio signal generator |
| 03/20/2013 | CN102186049B Conference terminal audio signal processing method, conference terminal and video conference system |
| 03/13/2013 | EP2568702A1 Method and device for audio signal mixing processing |
| 03/13/2013 | CN102972047A Method and apparatus for reproducing stereophonic sound |
| 03/13/2013 | CN102970650A 音频混合系统 Audio mixing system |
| 03/12/2013 | CA2773294C Sound detection and localization system |
| 03/06/2013 | EP2566195A1 Speaker apparatus |
| 02/28/2013 | WO2012016992A3 Device and method for evaluating and optimizing signals on the basis of algebraic invariants |
| 02/27/2013 | EP2561688A2 Method and apparatus for reproducing stereophonic sound |
| 02/27/2013 | CN102137327B Sound processing system for configuration of audio signals in a vehicle |
| 02/27/2013 | CN101872637B Reproduction device and reproduction method |
| 02/27/2013 | CN101853680B Reproducing device and reproduction method |
| 02/26/2013 | CA2564045C Non-transitory recording medium, reproduction device, non-transitory computer readable recording medium storing a management program, reproduction method, and recording method fora click sound playback |
| 02/26/2013 | CA2436388C Sound processing system using distortion limiting techniques |
| 02/07/2013 | WO2013019478A2 Orientation adjusting stereo audio output system and method for electrical devices |
| 02/07/2013 | WO2013019022A2 Method and apparatus for processing audio signal |
| 02/06/2013 | EP2555514A1 Sink device, source device and wireless transmission system |
| 02/06/2013 | EP2553531A2 Method and device for encoding three-dimensional scenes which include transparent objects in a holographic system |
| 02/06/2013 | CN102918466A Method and device for encoding three-dimensional scenes which include transparent objects in a holographic system |
| 02/06/2013 | CN102915738A Method and apparatus for down-mixing multi-channel audio signal |
| 01/30/2013 | EP2550813A1 Multichannel sound reproduction method and device |
| 01/30/2013 | CN102907120A System and method for sound processing |
| 01/29/2013 | US8363855 Multichannel downmixing device |
| 01/24/2013 | WO2013012582A1 Shaping sound responsive to speaker orientation |
| 01/24/2013 | CA2842003A1 Shaping sound responsive to speaker orientation |
| 01/23/2013 | EP2549777A2 Method and apparatus for reproducing three-dimensional sound |
| 01/23/2013 | CN102890932A Btsc encoder |
| 01/03/2013 | WO2013002401A1 Speaker array apparatus |
| 01/02/2013 | EP2541542A1 Apparatus and method for determining a measure for a perceived level of reverberation, audio processor and method for processing a signal |
| 01/02/2013 | CN101401456B Rendering center channel audio |
| 01/01/2013 | US8345883 Audio playback method and apparatus using line array speaker unit |
| 12/25/2012 | US8341662 User-controlled selective overlay in a streaming media |