Patents
Sitemap › H04 - Electric communication technique › H04S - Stereophonic systems › H04S 1 - Two-channel systems
Patents for H04S 1 - Two-channel systems (4,182)
11/2005
11/10/2005US20050250996 Biological sensor device and content playback method and apparatus
11/10/2005US20050249373 Portable device
11/10/2005US20050249365 Arithmetic operation method and apparatus for mixing audio signals
11/10/2005US20050249363 Signal processing method for audio signal compensation
11/10/2005US20050249356 Reproducing center channel information in a vehicle multichannel audio system
11/09/2005EP1593964A1 Biological sensor device and content playback method and apparatus
11/09/2005EP1316240B1 A synchronised binaural hearing system
11/09/2005EP1245132B1 Garments incorporating audio devices
11/09/2005CN1694578A 3D sound embody device of mobile communication terminal
11/08/2005US6963646 Sound signal encoding apparatus and method
11/03/2005WO2005103622A1 Audio information output device and audio information output method
11/03/2005US20050246041 Audio related system communication protocol
11/03/2005US20050245221 Signal processing
11/02/2005CN1691840A Binaural sound reproduction apparatus and method, and recording medium
11/02/2005CN1691699A Portable device
11/01/2005US6961632 Signal processing apparatus
11/01/2005US6961439 Method and apparatus for producing spatialized audio signals
10/2005
10/27/2005US20050239397 System for audio related equipment management
10/27/2005US20050239396 System for audio-related device communication
10/27/2005US20050238176 Binaural sound reproduction apparatus and method, and recording medium
10/26/2005EP1589729A2 Portable device
10/26/2005EP1588584A1 Apparatus and method for producing sound
10/26/2005CN1689372A Method and device for selecting a sound algorithm
10/20/2005WO2005098854A1 Audio reproducing apparatus, audio reproducing method, and program
10/20/2005WO2005098826A1 Method, device, encoder apparatus, decoder apparatus and audio system
10/20/2005WO2005098825A1 Stereo coding and decoding methods and apparatuses thereof
10/20/2005WO2005098824A1 Multi-channel encoder
10/20/2005WO2005098583A1 Sound information output device, sound information output method, and sound information output program
10/20/2005US20050232602 Audio related system link management
10/19/2005EP1587230A2 System and method for management and control of audio-related equipment
10/19/2005EP1587229A2 System for node structure determination in an audio-related system
10/19/2005EP1587228A2 Communication protocol for audio system
10/19/2005CN1685764A Method for processing audio signals and audio processing system for applying this method
10/19/2005CN1685763A Generation of a sound signal
10/19/2005CN1685762A Sound reproduction system, program and data carrier
10/19/2005CN1684473A Apparatus and method for playing and storing three-dimensional stereo sound in communication terminal
10/13/2005WO2005096268A2 Method for processing audio data, in particular in an ambiophonic context
10/13/2005US20050226595 Audio-related system node instantiation
10/13/2005US20050226437 Method and device for generating information relating to relative position of a set of at least three acoustic transducers (as amended)
10/13/2005US20050226430 System for node structure discovery in an audio-related system
10/12/2005EP1585368A2 Apparatus for creating sound image of moving sound source
10/12/2005EP1585241A2 System for audio related equipment management
10/12/2005EP1585240A2 System and method for communication among audio-related device
10/12/2005CN1681359A Sound pickup apparatus, sound pickup method, and recording medium
10/12/2005CN1223237C Two methods and two devices for processing input audio stereo signal, and audio stereo signal reproduction system
10/11/2005US6954534 Multiple signal carrier transmission apparatus and method
10/06/2005WO2005094124A1 Fader device
10/06/2005US20050220312 Audio signal processing circuit
10/06/2005US20050220308 Apparatus for creating sound image of moving sound source
10/05/2005EP1582090A2 Audio reproduction apparatus, feedback system and method
10/05/2005EP1582089A1 Audio signal processing
10/05/2005CN1679311A Telecommunication terminal comprising a memory for storing acoustic effect data
10/05/2005CN1677545A Digital audio-frequency data reproducing device and integrated circuit device
10/04/2005US6952174 Serial data interface
09/2005
09/29/2005WO2005091671A1 Volume control method, volume controller, volume control program, electronic apparatus
09/29/2005US20050213772 Method and apparatus for reverberation processing
09/29/2005US20050213528 Audio distributon
09/29/2005DE10215775B4 Verfahren zur räumlichen Darstellung von Tonquellen Method for the spatial representation of sound sources
09/28/2005EP1580910A2 Audio-related system node instantiation
09/28/2005EP1410687B1 Efficient and scalable parametric stereo coding for low bitrate applications
09/28/2005CN1674720A Modulation of TV two sound channel to three sound channel circuit
09/27/2005US6950524 Optimal source distribution
09/21/2005CN1672463A 音频处理系统 Audio processing system
09/21/2005CN1672325A Acoustical virtual reality engine and advanced techniques for enhancing delivered sound
09/20/2005US6947569 Audio signal processing device, interface circuit device for angular velocity sensor and signal processing device
09/20/2005US6947564 Stereophonic spatial expansion circuit with tonal compensation and active matrixing
09/14/2005EP1573948A2 Digital audio production device
09/14/2005CN1669359A Audio coding
09/14/2005CN1669358A Audio coding
09/14/2005CN1219415C 5.1 path surround sound earphone repeat signal processing method
09/14/2005CN1219414C Two-loudspeaker virtual 5.1 path surround sound signal processing method
09/13/2005US6944309 Headphone system
09/09/2005WO2005084077A1 Acoustic processing device
09/08/2005US20050197679 Method and system for forming an acoustic signal from neural timing difference data
09/08/2005US20050195984 Sound reproducing method and apparatus
09/07/2005EP1571885A1 Audio signal reproducing method and reproducing apparatus
09/07/2005EP1571884A2 Sound reproducing method and apparatus
09/07/2005EP1571883A1 Audio signal processing circuit
09/07/2005EP1570707A2 Receiver
09/07/2005EP1570704A1 Multispeaker sound imaging system
09/07/2005CN1666571A Audio processing
09/07/2005CN1666570A A stereo signal processing apparatus
09/07/2005CN1664921A Sound reproducing method and apparatus
09/01/2005WO2005081575A1 Projector equipped with ultrasonic speaker, and method for displaying sound reproduction range in projector
09/01/2005US20050190936 Sound pickup apparatus, sound pickup method, and recording medium
09/01/2005US20050190932 Streophonic apparatus having multiple switching function and an apparatus for controlling sound signal
09/01/2005US20050190926 Wave reduction sampling method of signal output
09/01/2005US20050190925 Sound reproduction apparatus and sound reproduction method
08/2005
08/31/2005EP1568250A2 Method and apparatus for processing audio signals from a bitstream
08/31/2005CN1662100A Bass boost circuit and bass boost processing program
08/30/2005US6937734 Mute apparatus and mute method
08/25/2005WO2005079065A1 Digital set top box having sound stereo encoder
08/25/2005US20050187645 Folding electronic device
08/25/2005US20050185810 Audio processing apparatus
08/25/2005US20050185802 Bass boost circuit and bass boost processing program
08/24/2005EP1566950A1 Folding electronic device with pair of speakers and state dependent allocation of right and left channel
08/24/2005EP1566077A1 Equalisation of the output in a stereo widening network
08/24/2005EP1566076A1 Audio based data representation apparatus and method
08/24/2005CN1658709A Sound reproduction apparatus and sound reproduction method
08/24/2005CN1658629A Folding electronic device
1 ... 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 ... 42