Patents
Patents for H04S 1 - Two-channel systems (4,182)
03/2007
03/28/2007CN1939093A Fader device
03/28/2007CN1938760A Multi-channel encoder
03/28/2007CN1937854A Apparatus and method of reproduction virtual sound of two channels
03/27/2007US7197151 Method of improving 3D sound reproduction
03/27/2007US7197150 Audio signal processing apparatus
03/22/2007WO2007033150A1 Systems and methods for audio processing
03/22/2007WO2007031905A1 Method of and device for generating and processing parameters representing hrtfs
03/22/2007CA2621175A1 Systems and methods for audio processing
03/21/2007CN2882178Y Disassembly stereo active loudspeaker box for note-book computer
03/21/2007CN1932970A Method for generating harmonics using fourier transform and apparatus thereof, method for generating harmonics by down-sampling and apparatus thereof and method for enhancing sound and apparatus there
03/14/2007EP1762121A2 Audio system and method for stereo enhancement of decoded stereo signals
03/14/2007CN1930916A Music content reproduction device
03/14/2007CN1929698A Sound reproduction apparatus and method of enhancing low frequency component
03/13/2007US7191124 Voice input and output apparatus with balancing among sound pressures at control points in a sound field
03/13/2007US7191024 Remote control method and apparatus, remote controller, and apparatus and system based on such remote control
03/13/2007US7190794 Audio user interface
03/08/2007DE19730251B4 Resonator-Saiteninstrument Resonator stringed instrument
02/2007
02/28/2007EP1758100A1 Audio signal encoder and audio signal decoder
02/28/2007EP1756829A1 Method and apparatus for control of personal digital media devices using a vehicle audio system
02/28/2007CN1922916A Projector equipped with ultrasonic speaker, and method for displaying sound reproduction range in projector
02/21/2007CN1918791A Amplifier and acoustic system
02/20/2007US7181165 Local wireless audio signal RF transmitter and receiver having a single downconverter without need for IF carrier
02/20/2007US7181023 Distributed stereo system
02/20/2007US7181019 Audio coding
02/15/2007WO2007017809A1 A device for and a method of processing audio data
02/15/2007WO2006100644A3 Orientation and position adaptation for immersive experiences
02/15/2007US20070038439 Audio signal generation
02/14/2007EP1752017A1 Apparatus and method of reproducing wide stereo sound
02/14/2007EP1751854A1 Audio amplifier and speaker incorporating audio amplifier
02/13/2007US7177432 Sound processing system with degraded signal optimization
02/13/2007US7177431 Dynamic decorrelator for audio signals
02/08/2007US20070030976 Array speaker system
02/07/2007CN1910958A Device having a point and a spatial sound generating-means for providing stereo sound sensation over a large area
02/07/2007CN1910957A Speaker apparatus
02/01/2007US20070027945 Audio frequency response processing system
02/01/2007US20070022869 Loudspeaker sensitive sound reproduction
01/2007
01/31/2007CN1906972A Audio signal supplying apparatus for speaker array
01/30/2007US7171011 Acoustic drive circuit
01/30/2007US7171002 Methods and apparatus for sub-harmonic generation, stereo expansion and distortion
01/25/2007US20070019816 Directional loudspeaker control system
01/24/2007EP1746862A1 Acoustic system
01/24/2007EP1470437A4 Acoustic logging tool having programmable source waveforms
01/24/2007CN1297177C Voice-frequency information conversion method
01/23/2007US7167567 Method of processing an audio signal
01/23/2007US7167566 Transaural stereo device
01/18/2007US20070016407 Audio signal processing device, signal recovering device, audio signal processing method and signal recovering method
01/18/2007US20070014417 Accoustic processing device
01/17/2007CN1898990A Portable terminal speaker characteristic compensation method
01/17/2007CN1898989A Acoustic signal reproducing method
01/16/2007US7164772 Setting update apparatus of scene data in audio mixer
01/16/2007CA2118402C Process for reducing data in the transmission and/or storage of digital signals from several interdependent channels
01/11/2007WO2007004397A1 Acoustic signal processing apparatus, acoustic signal processing method, acoustic signal processing program, and computer readable recording medium
01/11/2007US20070009131 Portable audio system
01/10/2007EP1430751B1 Method and apparatus for multichannel logic matrix decoding
01/10/2007EP1395081B1 Vehicle-mounted stereophonic sound field reproducer
01/10/2007CN1895001A Audio signal processing device and audio signal reproduction system
01/09/2007US7162047 Audio reproducing apparatus
01/09/2007US7162045 Sound processing method and apparatus
12/2006
12/28/2006WO2006137400A1 Mixing device, method, and program
12/27/2006EP1735779A1 Method, device, encoder apparatus, decoder apparatus and audio system
12/27/2006EP1735778A1 Stereo coding and decoding methods and apparatuses thereof
12/27/2006EP1735777A1 Multi-channel encoder
12/21/2006US20060287748 Sonic landscape system
12/21/2006US20060287747 Audio Buffers with Audio Effects
12/20/2006EP1734527A1 Audio reproducing apparatus, audio reproducing method, and program
12/20/2006EP1734438A1 Sound information output device, sound information output method, and sound information output program
12/19/2006US7152082 Audio frequency response processing system
12/13/2006CN1878265A TV set with home theater and loudspeaker system
12/13/2006CN1290377C Wireless acoustic system for providing phonetic and data multiple converting transmission
12/07/2006US20060274901 Audio image control device and design tool and audio image control device
12/05/2006US7146010 Two methods and two devices for processing an input audio stereo signal, and an audio stereo signal reproduction system
11/2006
11/30/2006WO2006126473A1 Sound image localization device
11/30/2006WO2005072349A3 Method and apparatus for spatially enhancing the stereo image in sound reproduction and reinforcement systems
11/29/2006EP1727391A1 Volume control method, volume controller, volume control program, electronic apparatus
11/29/2006EP0674467B1 Audio reproducing device
11/29/2006CN1287633C Sound image localizer
11/23/2006WO2006123461A1 Audio signal processing device, speaker box, speaker system, and video/audio output device
11/21/2006US7139625 Audio signal processing device
11/21/2006US7139624 Audio signal processing device
11/15/2006CN1863416A Audio device and method for generating surround sound
11/14/2006US7136712 Digital acoustic reproducing apparatus, acoustic apparatus and acoustic reproducing system
11/14/2006US7136493 Sub-harmonic generator and stereo expansion processor
11/09/2006US20060253278 Method apparatus and system for processing acoustic signals
11/09/2006US20060251276 Generating 3D audio using a regularized HRTF/HRIR filter
11/08/2006CN1860826A Apparatus and method of reproducing wide stereo sound
11/08/2006CN1284416C Multichannel audio-frequecy system and electronic equipment
11/08/2006CN1284415C Audio reproducing equipment and method
11/02/2006US20060245305 System comprising sound reproduction means and ear microphones
11/02/2006EP1716720A1 Projector equipped with ultrasonic speaker, and method for displaying sound reproduction range in projector
11/01/2006CN1857028A Loudspeaker sensitive sound reproduction
11/01/2006CN1857027A Directional loudspeaker control system
10/2006
10/31/2006US7130705 System and method for microphone gain adjust based on speaker orientation
10/31/2006US7130428 Picked-up-sound recording method and apparatus
10/31/2006CA2265961C Transaural stereo device
10/26/2006WO2006112382A1 Sound reproducing system and automobile using such sound reproducing system
10/26/2006WO2006112267A1 Audio reproducing device and vehicle using the audio reproducing device
10/26/2006US20060239486 Portable audio devices
10/25/2006CN1282393C 2.1 sound channel audio frequency signal switching circuit
10/19/2006US20060236333 Music detection device, music detection method and recording and reproducing apparatus
10/19/2006US20060233381 Apparatus and method for adapting audio signal according to user's preference
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