| Patents for H04S 1 - Two-channel systems (4,182) |
|---|
| 01/29/2009 | US20090028360 Multichannel Downmixing Device |
| 01/28/2009 | EP0760197B1 Three-dimensional virtual audio display employing reduced complexity imaging filters |
| 01/27/2009 | US7483759 Remote control method and apparatus, remote controller, and apparatus and system based on such remote control |
| 01/22/2009 | WO2009010116A1 Method and apparatus for generating a stereo signal with enhanced perceptual quality |
| 01/22/2009 | US20090023397 Active load isolator and wireless speaker for mixed signal environments |
| 01/22/2009 | CA2693947A1 Method and apparatus for generating a stereo signal with enhanced perceptual quality |
| 01/20/2009 | US7480389 Sound direction system |
| 01/15/2009 | DE102007031677A1 Verfahren und Vorrichtung zum Ermitteln einer raumakustischen Impulsantwort in der Zeitdomäne Method and apparatus for determining a spatial acoustic impulse response in the time domain |
| 01/15/2009 | DE102005003431B4 Anordnung zum Wiedergeben von binauralen Signalen (Kunstkopfsignalen) durch mehrere Lautsprecher An apparatus for reproducing binaural signals (artificial head signals) through multiple speakers |
| 01/14/2009 | EP2015292A1 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 01/08/2009 | WO2009004352A1 Sound reproduction systems |
| 01/07/2009 | EP1371265B1 Signal processing apparatus, signal processing method, program and recording medium |
| 01/07/2009 | CN100450314C Direct flow digital technique and data flow treatment system |
| 12/31/2008 | WO2009001277A1 A binaural object-oriented audio decoder |
| 12/31/2008 | WO2008135310A3 Early reflection method for enhanced externalization |
| 12/31/2008 | EP2009957A1 Speaker device |
| 12/31/2008 | EP2009785A2 Method and apparatus for providing end user adjustment capability that accommodates hearing impaired and non-hearing impaired listener preferences |
| 12/31/2008 | EP2008496A2 Loudspeaker device |
| 12/24/2008 | CN101330776A Method for reverse phase detection of audio signal left and right acoustic channels |
| 12/18/2008 | DE102007026219A1 Audiologische Messvorrichtung zur Erzeugung von akustischen Testsignalen für audiologische Messungen Audiological measuring device for generation of acoustic test signals for audiological measurements |
| 12/17/2008 | EP1360874B1 Sound system and method of sound reproduction |
| 12/16/2008 | US7467305 Method of and system for recording and reproducing information data |
| 12/16/2008 | US7467021 System and method for enhanced streaming audio |
| 12/16/2008 | US7466831 Audio processing |
| 12/11/2008 | US20080304671 Audio Signal Processing |
| 12/10/2008 | EP1999998A1 Method for binaural synthesis taking into account a theater effect |
| 12/10/2008 | EP1999997A1 Enhanced method for signal shaping in multi-channel audio reconstruction |
| 12/10/2008 | EP1116223B1 Multi-channel signal encoding and decoding |
| 12/10/2008 | CN100442943C Head ear-phone system |
| 12/10/2008 | CN100442374C Device and method for reproducing information |
| 12/04/2008 | US20080298612 Audio Signal Processing |
| 12/04/2008 | US20080298610 Parameter Space Re-Panning for Spatial Audio |
| 12/03/2008 | CN101316463A Portable audio sound reverberator |
| 12/02/2008 | US7460676 Headphone driving circuit |
| 12/02/2008 | US7460673 Point source speaker system |
| 11/26/2008 | EP1995993A1 Sound image localizer |
| 11/26/2008 | EP1994795A1 Stereophonic sound imaging |
| 11/26/2008 | EP1994526A1 Joint sound synthesis and spatialization |
| 11/26/2008 | CN101312565A Method for synchronous lyrics browsing when playing music on mobile phone |
| 11/26/2008 | CN100438705C 3D sound embody device of mobile communication terminal |
| 11/26/2008 | CN100438534C Folding electronic device |
| 11/25/2008 | US7457425 Vehicle sound system |
| 11/20/2008 | US20080287059 Video/audio system and method enabling a user to select different views and sounds associated with an event |
| 11/20/2008 | US20080284851 Electronic handheld audio/video receiver and listening/viewing device |
| 11/20/2008 | DE4433719B4 Kopfhörer mit einer Einrichtung zur Erfassung einer Kopfdrehung des Benutzers Headphones with a device for detecting a user's head rotation |
| 11/19/2008 | EP1992198A2 Optimization of binaural sound spatialization based on multichannel encoding |
| 11/19/2008 | EP1991985A1 Method, medium, and system generating a stereo signal |
| 11/18/2008 | US7454026 Audio image signal processing and reproduction method and apparatus with head angle detection |
| 11/18/2008 | US7454022 Multi-mode ambient soundstage system |
| 11/13/2008 | WO2008135310A2 Early reflection method for enhanced externalization |
| 11/13/2008 | WO2008135049A1 Spatial sound reproduction system with loudspeakers |
| 11/13/2008 | US20080279410 Directional hearing enhancement systems |
| 11/13/2008 | DE102007020707A1 Audio information distribution method for twisted-pair-network cable, involves transmitting Sony/Philips digital interconnect format signal over free wires of network cable after electrical adjustment of signal levels |
| 11/12/2008 | EP1989708A1 Audio decoding techniques for mid-side stereo |
| 11/11/2008 | US7450727 Multichannel downmixing device |
| 11/05/2008 | EP1988746A2 Method for outputting audio signals and audio decoder |
| 11/05/2008 | EP1386415A4 Parametric virtual speaker and surround-sound system |
| 11/04/2008 | US7447629 Audio coding |
| 10/29/2008 | CN100429960C Multi-channel stereo converter for deriving a stereo surround and/or audio centre signal |
| 10/28/2008 | US7444194 Audio buffers with audio effects |
| 10/23/2008 | WO2008125322A1 Generation of decorrelated signals |
| 10/21/2008 | US7440575 Equalization of the output in a stereo widening network |
| 10/16/2008 | US20080253591 Device Having a Point and a Spatial Sound Generating-Means for Providing Stereo Sound Sensation Over a Large Area |
| 10/15/2008 | EP1979898A1 Method and apparatus for processing a media signal |
| 10/14/2008 | US7436971 Mixing signal-path setting apparatus and program |
| 10/14/2008 | US7436970 Multi-mode led indicators for recording devices |
| 10/07/2008 | US7433483 Narrow profile speaker configurations and systems |
| 10/07/2008 | US7433479 Headphone apparatus |
| 10/02/2008 | US20080243520 Audio coding |
| 10/01/2008 | EP1974347A1 Method and apparatus for processing a media signal |
| 10/01/2008 | EP1532734A4 Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 10/01/2008 | EP0691751B1 Method and device for compressing information, and device for recording/transmitting compressed information |
| 09/30/2008 | US7430300 Sound production systems and methods for providing sound inside a headgear unit |
| 09/25/2008 | WO2008086267A3 System and method for stereo sound field expansion |
| 09/25/2008 | DE102007012140A1 Audio recording device records two tone sequences, where both two tone sequences are synchronized on basis of recorded tone sequence |
| 09/24/2008 | EP1972502A1 In-vehicle information reproducing apparatus |
| 09/24/2008 | EP1972180A1 Decoding of binaural audio signals |
| 09/23/2008 | US7428308 Transmitting and reproducing stereophonic audio signals |
| 09/18/2008 | DE102007011436A1 Vorrichtung und Verfahren zum Formen eines digitalen Audiosignals Apparatus and method for shaping a digital audio signal |
| 09/17/2008 | CN201118962Y 3-D wired earphone with 3-D FM transmission function |
| 09/17/2008 | CN100420345C Acoustic correction equipment |
| 09/12/2008 | WO2008065487A8 Method, apparatus and computer program product for stereo coding |
| 09/10/2008 | EP1968349A2 Device and method for shaping a digital audio signal |
| 09/10/2008 | CN101263741A Method of and device for generating and processing parameters representing HRTFs |
| 09/10/2008 | CN101263740A Method and equipment for generating 3D sound |
| 09/10/2008 | CN101263739A Systems and methods for audio processing |
| 09/09/2008 | US7424332 Audio signal processing apparatus and related computer program |
| 09/09/2008 | US7424127 Headrest surround channel electroacoustical transducing |
| 09/09/2008 | US7424121 Audio signal processing method and audio signal processing apparatus |
| 09/04/2008 | US20080212033 Project Equipped with Ultrasonic Speaker, and Method for Displaying Sound Reproduction Range in Projector |
| 09/02/2008 | US7421304 Audio signal processing device, signal recovering device, audio signal processing method and signal recovering method |
| 08/21/2008 | US20080197256 Adjustable support arm for audio visual device |
| 08/20/2008 | EP1959714A1 Sound signal processing device, method of processing sound signal, sound reproducing system, method of designing sound signal processing device |
| 08/20/2008 | EP1817938B1 A device and a method to process audio data, a computer program element and a computer-readable medium |
| 08/20/2008 | CN201104365Y Microcontroller |
| 08/19/2008 | US7415123 Method and apparatus for producing spatialized audio signals |
| 08/14/2008 | WO2008096313A1 Low complexity parametric stereo decoder |
| 08/13/2008 | EP1955576A1 Method and apparatus to reproduce expanded sound using mono speaker |
| 08/13/2008 | CN100411492C Audio multichannel equilizer |
| 08/12/2008 | US7412220 Signal processing |