Patents
Sitemap › H04 - Electric communication technique › H04S - Stereophonic systems › 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
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)
08/2010
08/24/2010US7783052 Multichannel spectral mapping audio apparatus and method
08/24/2010US7783047 Sound filed reproduction apparatus and sound filed space reproduction system
08/18/2010CN1863416B Audio device and method for generating surround sound
08/18/2010CN1758336B Efficient and scalable parametric stereo coding for low bit rate audio coding applications
08/18/2010CN101808266A Novel sound system and method for downloading music through network
08/18/2010CN101341792B Apparatus and method for integrating 3 output acoustic channels using 2 input acoustic channels
08/18/2010CN101116374B Acoustic image locating device
08/11/2010CN101278597B Method and apparatus to generate spatial sound
08/10/2010US7773758 Multichannel spectral mapping audio apparatus and method
08/10/2010US7773757 Multichannel spectral mapping audio apparatus and method
08/10/2010US7773756 Multichannel spectral mapping audio encoding apparatus and method with dynamically varying mapping coefficients
08/04/2010EP1971978B1 Controlling the decoding of binaural audio signals
08/04/2010CN101341793B Method to generate multi-channel audio signals from stereo signals
08/03/2010US7769181 Multichannel spectral mapping audio apparatus and method
08/03/2010US7769180 Multichannel spectral mapping audio apparatus and method
08/03/2010US7769179 Multichannel spectral mapping audio apparatus and method
08/03/2010US7769178 Multichannel spectral mapping audio apparatus and method
08/03/2010US7766747 Gaming machine with surround sound features
07/2010
07/28/2010EP2210427A1 Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting coefficients for extracting an ambient signal and computer program
07/28/2010CN1748442B Multi-channel sound processing systems
07/28/2010CN1672464B Audio channel spatial translation
07/28/2010CN101790753A Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
07/22/2010WO2010083137A1 Method and system for frequency domain active matrix decoding without feedback
07/20/2010US7760890 Sound processing system for configuration of audio signals in a vehicle
07/15/2010WO2010042835A3 Multidirectional multisound information system
07/14/2010EP2206364A1 A method for headphone reproduction, a headphone reproduction system, a computer program product
07/14/2010EP2206113A1 Device and method for generating a multi-channel signal using voice signal processing
07/14/2010CN1765154B Acoustic processing device
07/14/2010CN101777372A Reproduction device and reproduction method
07/08/2010WO2010076850A1 Sound field control apparatus and sound field control method
07/07/2010CN101771927A Audio device and operation method thereof
07/06/2010US7751914 Signal processing apparatus
07/06/2010US7751574 Reverberation apparatus controllable by positional information of sound source
07/01/2010WO2010073336A1 Sound field correction system
06/2010
06/30/2010EP2202970A1 A method and a system of video communication and a device for video communication
06/24/2010WO2010071008A1 Audio outputting apparatus, video/audio reproducing apparatus and audio outputting method
06/17/2010US20100151945 Gaming Machine With Surround Sound Features
06/16/2010CN1993002B Sound image localization apparatus
06/16/2010CN101138276B Surround system
06/09/2010CN101516055B Method and device capable of simulating three-dimensional echo sound effect in different acoustic environments
06/03/2010WO2010061458A1 Sound reproduction device
06/02/2010CN101188878B A space parameter quantification and entropy coding method for 3D audio signals and its system architecture
05/2010
05/27/2010WO2010057997A1 Converter and method for converting an audio signal
05/27/2010CA2744429A1 Converter and method for converting an audio signal
05/26/2010CN1578542B Conference device and method for multi-point communication
05/26/2010CN1575045B Surrounding sound circuit and device, acoustic device and acoustic field regulation device
05/12/2010CN1708186B Method for processing audio signals from two input sound channels and creating a plurality of output sound channels
05/12/2010CN1666570B A stereo signal processing apparatus
05/12/2010CN101040565B Improved head related transfer functions for panned stereo audio content
05/06/2010WO2009128078A9 Nonlinear filter for separation of center sounds in stereophonic audio
05/05/2010CN1954387B Reproduction device and reproduction method
05/05/2010CN1830009B Sound detection and localization system
05/05/2010CN1728892B Sound-field correcting apparatus and method therefor
04/2010
04/29/2010WO2010046736A1 System and method for generating multichannel audio with a portable electronic device eg using pseudo-stereo
04/28/2010CN201444650U Mobile terminal for realizing 3D sound effect function
04/28/2010CN1879450B Audio signal processing system and method
04/28/2010CN1701635B Bass management systems
04/27/2010US7706555 Stereophonic device for headphones and audio signal processing program
04/22/2010WO2010044158A1 Measurement signal generation device, measurement signal generation method, measurement signal generation program and recording medium
04/21/2010EP2177057A1 Sound reproduction systems
04/21/2010CN1781338B Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
04/21/2010CN101175343B Acoustic image locating device
04/20/2010US7702111 Audio stereo processing method, device and system
04/15/2010WO2010042835A2 Multidirectional multisound information system
04/15/2010CA2740228A1 Multidirectional multisound information system
04/14/2010EP1603117B1 Efficient and scalable parametric stereo coding for low bitrate audio coding applications
04/06/2010US7693721 Hybrid multi-channel/cue coding/decoding of audio signals
04/01/2010US20100080401 Vehicle Audio System Surround Modes
03/2010
03/31/2010EP2169667A1 Audio decoding method and apparatus
03/18/2010WO2010028784A1 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
03/17/2010CN101673545A Method and device for coding and decoding
03/17/2010CN100594744C Generation of a sound signal
03/09/2010US7676044 Multi-speaker audio system and automatic control method
03/04/2010US20100053466 System and methods for television with integrated surround projection system
03/02/2010US7672467 Digital mixer capable of monitoring surround signals
02/2010
02/25/2010WO2010020149A1 Obtaining filter method and filter
02/25/2010US20100046926 Recording medium, reproduction device, program, reproduction method, and integrated circuit
02/25/2010US20100046761 Efficient and scalable parametric stereo coding for low bitrate audio coding applications
02/18/2010WO2009131658A3 An electrical system for a speaker and its control
02/18/2010WO2009128666A3 Method and apparatus for processing audio signals
02/17/2010CN100591170C Controlling fading and surround signal level
02/16/2010US7664272 Sound image control device and design tool therefor
02/16/2010US7664270 3D audio signal processing system using rigid sphere and method thereof
02/09/2010US7660424 Audio channel spatial translation
02/04/2010WO2010013301A1 Content reproduction device and method
02/03/2010CN100588288C Signal processing method for dual-channel stereo signal stimulant 5.1 channel surround sound
02/02/2010CA2307913C Vehicle-carried sound reproduction apparatus
01/2010
01/27/2010CN100586231C Sound reproducing system and sound reproducing method
01/27/2010CN100586227C Equalization of the output in a stereo widening network
01/26/2010US7653203 Vehicle audio system surround modes
01/21/2010WO2009128662A3 A method and an apparatus for processing an audio signal
01/20/2010EP1989920B1 Audio encoding and decoding
01/20/2010EP1603119B1 Adaptive control of echo tail for pseudo stereo audio synthesis
01/19/2010US7650000 Audio device and playback program for the same
01/14/2010WO2010004155A1 Spatial synthesis of multichannel audio signals
01/14/2010WO2009128663A3 A method and an apparatus for processing an audio signal
01/13/2010EP2143102A1 Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
01/05/2010US7644003 Cue-based audio coding/decoding
12/2009
12/24/2009US20090319281 Cue-based audio coding/decoding
12/24/2009US20090316914 Efficient and Scalable Parametric Stereo Coding for Low Bitrate Audio Coding Applications
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