| Patents for H04S 1 - Two-channel systems (4,182) |
|---|
| 04/18/2002 | US20020044664 Sound field generation system |
| 04/17/2002 | CN2487187Y Reflective earphone |
| 04/10/2002 | EP1195764A2 Rewriting/adding apparatus and method of control data, transmitting method for use in the apparatus and method, and recording medium with control data recorded therein |
| 04/10/2002 | CN1343591A Vehicle audio reproduction device |
| 04/09/2002 | US6370256 Time processed head related transfer functions in a headphone spatialization system |
| 04/09/2002 | CA2271880C Hearing-adapted quality assessment of audio signals |
| 04/04/2002 | WO2002028064A1 Sound reproducing system and method for portable terminal device |
| 04/04/2002 | WO2001049073A3 Multichannel audio signal processing device |
| 04/04/2002 | US20020039421 Method and signal processing device for converting stereo signals for headphone listening |
| 04/04/2002 | DE10044824A1 Verfahren und Vorrichtung zur Erfassung der Tonbetriebsart eines Funksignals Method and apparatus for detecting the sound mode of a radio signal |
| 04/03/2002 | EP1194007A2 Method and signal processing device for converting stereo signals for headphone listening |
| 04/03/2002 | EP1194006A2 Signal processing device and recording medium |
| 03/28/2002 | WO2002026000A2 A method of synthesising an approximate impulse response function |
| 03/28/2002 | WO2002025999A2 A method of audio signal processing for a loudspeaker located close to an ear |
| 03/28/2002 | US20020038158 Signal processing apparatus |
| 03/28/2002 | US20020037086 Multi-channel stereo converter for deriving a stereo surround and/or audio centre signal |
| 03/28/2002 | US20020037084 Singnal processing device and recording medium |
| 03/27/2002 | EP1191818A2 Method and device for determinig the sound operational mode of a radio signal |
| 03/27/2002 | CN1342386A Low-frequency audio enhancement system |
| 03/21/2002 | WO2001049074A3 Audio signal processing device |
| 03/21/2002 | US20020034308 Automotive audio reproducing apparatus |
| 03/21/2002 | US20020034307 Apparatus for and method of processing audio signal |
| 03/21/2002 | US20020034145 Rewriting/adding apparatus and method of control data, transmitting method for use in the apparatus and method, and recording medium with control data recorded therein |
| 03/20/2002 | EP1189483A1 Stereo acoustic image amplifier |
| 03/19/2002 | US6360200 Process for reducing redundancy during the coding of multichannel signals and device for decoding redundancy-reduced multichannel signals |
| 03/14/2002 | US20020031235 Mute apparatus and mute method |
| 03/14/2002 | US20020031232 Stereo audio processing device for deriving auxiliary audio signals, such as direction sensing and centre signals |
| 03/14/2002 | US20020031231 Acoustic apparatus |
| 03/13/2002 | EP1050113B1 Method and apparatus for estimation of coupling parameters in a transform coder for high quality audio |
| 03/12/2002 | US6356211 Encoding method and apparatus and recording medium |
| 03/07/2002 | WO2002019766A2 System for generating sounds |
| 03/07/2002 | US20020027995 Sound field production apparatus |
| 03/07/2002 | DE10041483A1 Vorrichtung für die Wiedergabe von Audiosignalen Device for playback of audio signals |
| 03/06/2002 | EP1185142A2 System for viewing visual content |
| 02/28/2002 | WO2001028222A3 Digital multimedia jukebox |
| 02/28/2002 | US20020025054 Audio signal processing device, interface circuit device for angular velocity sensor and signal processing device |
| 02/28/2002 | US20020025047 System for generating sounds |
| 02/28/2002 | CA2350015A1 Head mounted display for viewing subtitles and closed captions in movie theaters |
| 02/27/2002 | EP1182906A2 Device for the reproduction of audio signals |
| 02/27/2002 | EP1182643A1 Apparatus for and method of processing audio signal |
| 02/21/2002 | WO2002015642A1 Audio frequency response processing system |
| 02/21/2002 | WO2002015637A1 Method and system for recording and reproduction of binaural sound |
| 02/21/2002 | WO2001049071A3 Enhanced stereo system decoding process method and apparatus |
| 02/21/2002 | US20020022958 Low power audio processor |
| 02/21/2002 | US20020021811 Audio signal processing method and audio signal processing apparatus |
| 02/07/2002 | WO2001049066A3 Headphones with integrated microphones |
| 02/07/2002 | US20020015499 Infrabass |
| 02/07/2002 | DE10034323A1 Verfahren zum Übertragen von Audiosignalen A method of transmitting audio signals |
| 02/07/2002 | DE10014987C2 Vorrichtung zum Abspielen von Multimediadateien von einem Speicher in einem Autoradio Device for playing back multimedia files from a memory in a car radio |
| 02/06/2002 | EP1178468A2 Virtual source localization of audio signal |
| 02/06/2002 | EP1177707A2 Centralizing of a spatially expanded stereophonic audio image |
| 02/05/2002 | US6345125 Multiple description transform coding using optimal transforms of arbitrary dimension |
| 01/31/2002 | WO2002009474A2 Stereo audio processing device |
| 01/31/2002 | WO2001067814A3 System and method for optimization of three-dimensional audio |
| 01/31/2002 | WO2001043502A3 Method for fixing the hifi position of an audio system |
| 01/31/2002 | US20020013633 Audio processor and audio data processing method |
| 01/31/2002 | US20020012437 Audio reproducing apparatus |
| 01/31/2002 | US20020012436 Sample rate converter |
| 01/30/2002 | EP1176848A2 Audio signal processing device, interface circuit device for angular velocity sensor and signal processing device |
| 01/30/2002 | EP1176594A1 Audio reproducing apparatus |
| 01/29/2002 | US6343131 Method and a system for processing a virtual acoustic environment |
| 01/24/2002 | WO2002007481A2 Multi-channel stereo converter for deriving a stereo surround and/or audio centre signal |
| 01/24/2002 | WO2002007479A1 A synchronised binaural hearing system |
| 01/24/2002 | WO2002007308A2 Infrabass |
| 01/24/2002 | US20020009205 Multi-mode led indicators for recording devices |
| 01/23/2002 | EP0776592B1 Sound recording and reproduction systems |
| 01/23/2002 | CN1332904A Integrated audio mixer |
| 01/22/2002 | US6341165 Coding and decoding of audio signals by using intensity stereo and prediction processes |
| 01/17/2002 | WO2002005593A2 Method for the transmission of audio signals |
| 01/17/2002 | US20020006206 Center channel enhancement of virtual sound images |
| 01/16/2002 | CN1331555A Voice signal coding device and method thereof |
| 01/09/2002 | CN1330505A Fully digitalized sound system |
| 01/03/2002 | WO2002001916A2 Sound reproduction systems |
| 01/03/2002 | DE10028844A1 Improving reproduction of audio or visual information involves generating audible or visible form as pulse fronts propagating in convex curved manner |
| 01/02/2002 | EP1168886A2 Sound signal encoding apparatus and method |
| 01/02/2002 | EP1166596A1 Audio/video system and method enabling a user to select different views and sounds associated with an event |
| 12/27/2001 | US20010056343 Sound signal encoding apparatus and method |
| 12/27/2001 | US20010055397 Parametric virtual speaker and surround-sound system |
| 12/20/2001 | WO2001097565A2 Method and device for enhancing the playback of audio or visual information |
| 12/20/2001 | WO2001097560A2 Portable audio devices |
| 12/20/2001 | US20010053227 Automatic mono/stereo detection |
| 12/19/2001 | EP0938831B1 Hearing-adapted quality assessment of audio signals |
| 12/19/2001 | CN1327705A Stereophonic signal processing apparatus |
| 12/13/2001 | US20010050995 Audio system |
| 12/13/2001 | US20010050991 Portable audio devices |
| 12/11/2001 | US6330370 Multiple description transform coding of images using optimal transforms of arbitrary dimension |
| 12/05/2001 | EP1161119A1 Method for localizing sound image |
| 11/29/2001 | WO2001091314A2 Method and means for receiving a digital transmission comprising a plurality of digital audio signals and for simultaneous reproduction of these signals as analog audio programmes |
| 11/29/2001 | WO2001026422A3 Acoustic correction apparatus |
| 11/28/2001 | CN1324526A Method and device for developing a virtual speaker distant from the sound source |
| 11/27/2001 | US6321869 Speaker system for personal computers |
| 11/22/2001 | US20010044664 Device for playing back multimedia data files from a storage device in an automotive sound system |
| 11/22/2001 | US20010044277 Method and device for digital wireless transmission of audio signals |
| 11/15/2001 | US20010040968 Method of positioning sound image with distance adjustment |
| 11/13/2001 | US6317503 Multi-mode LED indicator for recording services |
| 11/08/2001 | WO2001084884A2 Audio system |
| 11/01/2001 | US20010037194 Audio signal processing device |
| 10/31/2001 | EP1150548A2 Sound field generation system |
| 10/31/2001 | EP0890295B1 Apparatus for processing stereophonic signals |
| 10/25/2001 | WO2001080599A2 Automatic mono/stereo detection |