| 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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| 11/23/2011 | CN1883228B Array speaker device |
| 11/16/2011 | CN102243876A Quantization coding method and quantization coding device of prediction residual signal |
| 11/16/2011 | CN101673545B Method and device for coding and decoding |
| 11/15/2011 | US8059826 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 11/10/2011 | WO2011139090A2 Method and apparatus for reproducing stereophonic sound |
| 11/09/2011 | CN102239706A Acoustic system |
| 11/08/2011 | US8054980 Apparatus and method for rendering audio information to virtualize speakers in an audio system |
| 11/02/2011 | CN202025524U Digital sound emitting device of upright piano |
| 10/26/2011 | EP2380366A1 Method and system for frequency domain active matrix decoding without feedback |
| 10/19/2011 | EP2378795A1 Sound field correction system |
| 10/18/2011 | US8041067 Earphone structure with a composite sound field |
| 10/06/2011 | WO2011122456A1 Sink device, source device and wireless transmission system |
| 10/05/2011 | CN1774956B Audio signal synthesis |
| 10/05/2011 | CN102209988A 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 |
| 10/05/2011 | CN101048018B Electronic apparatus for vehicle, and method and system for optimally correcting sound field in vehicle |
| 10/05/2011 | CN101005538B Voice response system |
| 10/04/2011 | US8031880 Vehicle audio system surround modes |
| 10/04/2011 | US8031879 Sound processing system using spatial imaging techniques |
| 09/29/2011 | WO2011116839A1 Multichannel sound reproduction method and device |
| 09/28/2011 | EP2368375A1 Converter and method for converting an audio signal |
| 09/27/2011 | US8027480 Multichannel spectral mapping audio apparatus and method |
| 09/22/2011 | WO2011115430A2 Method and apparatus for reproducing three-dimensional sound |
| 09/22/2011 | CA2793720A1 Method and apparatus for reproducing three-dimensional sound |
| 09/21/2011 | EP1667488B1 Acoustic characteristic correction system |
| 09/21/2011 | CN102197646A System and method for generating multichannel audio with a portable electronic device eg using pseudo-stereo |
| 09/14/2011 | CN102186049A Conference terminal audio signal processing method, conference terminal and video conference system |
| 09/13/2011 | US8019350 Audio coding using de-correlated signals |
| 09/09/2011 | WO2011107951A1 Method and apparatus for upmixing a two-channel audio signal |
| 09/09/2011 | WO2011086253A3 Improved method for encoding/decoding a stereo digital stream and associated encoding/decoding device |
| 09/07/2011 | CN102176311A Multichannel audio coding |
| 09/07/2011 | CN101129091B Array speaker apparatus |
| 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 |
| 08/31/2011 | CN102169693A Multichannel audio coding |
| 08/25/2011 | DE102010009170A1 Method for processing and/or mixing soundtracks with audio signals, involves assigning soundtrack to signal processing processes linked with defined position such that soundtrack assigned with signal processing process is processed |
| 08/24/2011 | EP2359595A1 System and method for generating multichannel audio with a portable electronic device eg using pseudo-stereo |
| 08/24/2011 | CN102164336A Automatic environmental acoustics identification |
| 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 | CN102157149A Stereo signal down-mixing method and coding-decoding device and system |
| 08/16/2011 | US8000490 Earphone structure with a composite sound field |
| 08/10/2011 | EP2355557A2 User interface apparatus |
| 08/10/2011 | EP2355556A2 User interface apparatus |
| 08/10/2011 | EP2355555A2 Musical tone signal-processing apparatus |
| 08/10/2011 | EP2355554A2 Musical tone signal-processing apparatus |
| 08/10/2011 | CN101411214B Method and arrangement for a decoder for multi-channel surround sound |
| 08/09/2011 | CA2284302C Method for localization of an acoustic image out of man's head in hearing a reproduced sound via a headphone |
| 08/04/2011 | WO2011093793A1 A method for enlarging a location with optimal three-dimensional audio perception |
| 08/03/2011 | CN1689372B Method and device for selecting a sound algorithm |
| 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 | EP1901583B1 Sound image localization control apparatus |
| 07/27/2011 | CN1838573B Digital mixing method and apparatus |
| 07/27/2011 | CN102137327A Sound processing system for configuration of audio signals in a vehicle |
| 07/21/2011 | WO2011086253A2 Improved method for encoding/decoding a stereo digital stream and associated encoding/decoding device |
| 07/20/2011 | CN1977565B Acoustic device and reproduction mode setting method |
| 07/20/2011 | CN102130992A Sound effect processing method and terminal |
| 07/13/2011 | EP2342906A2 Multidirectional multisound information system |
| 07/07/2011 | US20110166866 Signal synthesizing |
| 07/07/2011 | US20110164756 Cue-Based Audio Coding/Decoding |
| 07/07/2011 | DE102010055476A1 Signalverarbeitungsgerät, Mikrofonarrayvorrichtung und Speichermedium, das ein Signalverarbeitungsprogramm speichert A signal processing apparatus, a microphone array device and storage medium storing a signal processing program |
| 07/06/2011 | CN1926607B Multichannel audio coding |
| 06/30/2011 | WO2011077040A1 Method of generating left and right surround sound signals on the basis of a stereo sound signal |
| 06/29/2011 | EP2339766A2 Digital BTSC encoder |
| 06/23/2011 | WO2011074341A1 Acoustic system |
| 06/22/2011 | CN1989563B Reproduction apparatus, program, and reproduction method |
| 06/21/2011 | US7965849 Multichannel spectral mapping audio apparatus and method |
| 06/16/2011 | WO2011070957A1 Audio data processing device, audio device, audio data processing method, program, and recording medium |
| 06/16/2011 | WO2011070956A1 Audio data processing device, audio device, audio data processing method, program, and recording medium that has recorded said program |
| 06/15/2011 | CN1748247B Audio coding |
| 06/15/2011 | CN102100089A Angle-dependent operating device or method for obtaining a pseudo-stereophonic audio signal |
| 06/08/2011 | CN1713784B Apparatus and method of reproducing a 7.1 channel sound |
| 06/01/2011 | EP2328364A1 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 set |
| 06/01/2011 | CN102082991A Method specially designed for earphone audition and used for simulating field holographic audio frequency |
| 05/25/2011 | CN102077276A Spatial synthesis of multichannel audio signals |
| 05/25/2011 | CN101278598B Acoustic signal processing device and acoustic signal processing method |
| 05/24/2011 | USRE42390 Sound signal playback machine and method thereof |
| 05/18/2011 | CN102067593A Virtual round-table videoconference |
| 05/11/2011 | EP2111041B1 Audio processing device, audio processing method, and program |
| 05/10/2011 | US7941320 Cue-based audio coding/decoding |
| 05/05/2011 | WO2011052226A1 Acoustic signal processing device and acoustic signal processing method |
| 05/05/2011 | WO2011029570A8 Improvement of an audio signal of an fm stereo radio receiver by using parametric stereo |
| 05/05/2011 | WO2011017124A3 M-s stereo reproduction at a device |
| 05/04/2011 | CN101223820B Signal processing device |
| 04/27/2011 | EP2206113B1 Device and method for generating a multi-channel signal using voice signal processing |
| 04/26/2011 | US7933421 Sound-field correcting apparatus and method therefor |
| 04/26/2011 | US7933418 Sound reproducing apparatus and method of identifying positions of speakers |
| 04/26/2011 | US7933415 Signal synthesizing |
| 04/14/2011 | WO2011044064A1 System for spatial extraction of audio signals |
| 04/14/2011 | CA2774415A1 System for spatial extraction of audio signals |
| 04/13/2011 | CN1738491B Sound processing system for configuration of audio signals in a vehicle |
| 04/13/2011 | CN101378610B Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method |
| 04/07/2011 | WO2011040009A1 Home theater system, audio/video playback device, audio output control device, and volume control method |
| 04/07/2011 | WO2011039413A1 An apparatus |
| 04/06/2011 | EP2304721A1 Spatial synthesis of multichannel audio signals |
| 04/06/2011 | CN1910953B Speaker apparatus |
| 04/06/2011 | CN102007533A A method and an apparatus for processing an audio signal |
| 04/06/2011 | CN102007532A A method and an apparatus for processing an audio signal |
| 04/06/2011 | CN102006545A Audio-signal processing device and method for processing audio signal |
| 04/06/2011 | CN101378608B Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, and audio signal transmission method |