| 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) |
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| 12/14/2005 | CN1232156C Method and arrangement for recording and playing back sounds |
| 12/08/2005 | US20050271223 Audio signal reproducing method and reproducing apparatus |
| 12/08/2005 | US20050271215 Audio signal processing |
| 12/07/2005 | EP1603119A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 12/07/2005 | EP1603118A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 12/07/2005 | EP1603117A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 12/06/2005 | US6973184 System and method for stereo conferencing over low-bandwidth links |
| 12/01/2005 | US20050265559 Sound-field correcting apparatus and method therefor |
| 11/30/2005 | EP1601233A2 Sound-field correcting apparatus and method therefor |
| 11/30/2005 | EP1600945A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 11/30/2005 | EP0966865B1 Multidirectional audio decoding |
| 11/23/2005 | CN1701635A Bass management systems |
| 11/17/2005 | US20050256707 Digitized audio data reproduction apparatus, and integrated circuit device to output audio signals |
| 11/17/2005 | US20050254659 Stereo signal processing apparatus |
| 11/17/2005 | US20050254446 Signal synthesizing |
| 11/17/2005 | US20050254281 Information recording medium, information recording device and method, information reproduction device and method, information recording/reproduction device and method, computer program, and data structure |
| 11/16/2005 | EP1595247A1 Audio coding |
| 11/16/2005 | CN1227951C Audio enhancement system for use in surround sound environment |
| 11/16/2005 | CN1227643C Effect administering equipment for controlling two-dimension voice image positioning |
| 11/09/2005 | CN1226901C Method for deriving at least three audio signals from two input audio signals |
| 11/03/2005 | US20050245221 Signal processing |
| 11/03/2005 | US20050244010 Stereophonic sound reproducing system and stereophonic sound reproducing apparatus |
| 11/01/2005 | US6961632 Signal processing apparatus |
| 10/27/2005 | US20050238183 Automatic wind noise reduction circuit and automatic wind noise reduction method |
| 10/27/2005 | US20050238177 Method and device for control of a unit for reproduction of an acoustic field |
| 10/27/2005 | DE102005012711A1 Mehrfachkanal-Kopfhörer Multi-channel headphones |
| 10/26/2005 | CN1689372A Method and device for selecting a sound algorithm |
| 10/25/2005 | US6959096 Sound reproduction system |
| 10/20/2005 | US20050232445 Use of voice-to-remaining audio (VRA) in consumer applications |
| 10/19/2005 | EP1585947A2 Sound detection and localization system |
| 10/19/2005 | CN1685763A Generation of a sound signal |
| 10/19/2005 | CN1685762A Sound reproduction system, program and data carrier |
| 10/19/2005 | CN1684473A Apparatus and method for playing and storing three-dimensional stereo sound in communication terminal |
| 10/12/2005 | CN1681358A Headphone with surround-sound effect |
| 10/12/2005 | CN1223237C Two methods and two devices for processing input audio stereo signal, and audio stereo signal reproduction system |
| 10/11/2005 | US6954538 Remote control apparatus and a receiver and an audio system |
| 10/06/2005 | US20050222841 System and method for providing interactive audio in a multi-channel audio environment |
| 10/06/2005 | US20050220309 Sound reproduction apparatus, sound reproduction system, sound reproduction method and control program, and information recording medium for recording the program |
| 10/05/2005 | CN1677545A Digital audio-frequency data reproducing device and integrated circuit device |
| 09/29/2005 | WO2005091679A1 Voice output device, voice signal output regulating method, and voice signal output regulation processing program or the like |
| 09/29/2005 | WO2005091677A1 Multi-channel system identification device |
| 09/28/2005 | EP1410687B1 Efficient and scalable parametric stereo coding for low bitrate applications |
| 09/28/2005 | CN1675958A 自动风噪声减小电路及其方法 Automatic wind noise reduction circuit and method |
| 09/27/2005 | CA2252324C View offset estimation for stereoscopic video coding |
| 09/22/2005 | US20050207607 Multiple channel earphone |
| 09/22/2005 | US20050207606 [earphone structure with a composite sound field] |
| 09/22/2005 | US20050207582 Test apparatus, test method, and computer program |
| 09/21/2005 | EP1578170A2 Test apparatus, test method, and computer program |
| 09/21/2005 | CN1672464A Audio channel spatial translation |
| 09/21/2005 | CN1672325A Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 09/21/2005 | CN1671253A Test apparatus, test method, and computer program |
| 09/15/2005 | WO2005086139A1 Multichannel audio coding |
| 09/15/2005 | CA2556575A1 Multichannel audio coding |
| 09/14/2005 | CN1669359A Audio coding |
| 09/09/2005 | WO2005084077A1 Acoustic processing device |
| 09/07/2005 | EP1571885A1 Audio signal reproducing method and reproducing apparatus |
| 09/07/2005 | CN1666570A A stereo signal processing apparatus |
| 09/01/2005 | US20050190928 Transmitting/receiving system, transmitting device, and device including speaker |
| 08/25/2005 | WO2005079114A1 Acoustic reproduction device and loudspeaker position identification method |
| 08/25/2005 | US20050185806 Controlling fading and surround signal level |
| 08/24/2005 | EP1566077A1 Equalisation of the output in a stereo widening network |
| 08/23/2005 | US6934395 Surround sound field reproduction system and surround sound field reproduction method |
| 08/18/2005 | US20050180579 Late reverberation-based synthesis of auditory scenes |
| 08/18/2005 | US20050179701 Dynamic sound source and listener position based audio rendering |
| 08/18/2005 | DE102004063576A1 Verfahren, System und computerlesbares Medium zum Erzeugen eines Mehrkanal-Audiosignals aus einem monophonen Audiosignal Method, system and computer readable medium for generating a multi-channel audio signal from a monophonic audio signal |
| 08/17/2005 | EP1565036A2 Late reverberation-based synthesis of auditory scenes |
| 08/17/2005 | EP1565035A2 Dynamic sound source and listener position based audio rendering |
| 08/17/2005 | CN1655651A Late reverberation-based auditory scenes |
| 08/16/2005 | US6931370 System and method for providing interactive audio in a multi-channel audio environment |
| 08/16/2005 | US6931134 Multi-dimensional processor and multi-dimensional audio processor system |
| 08/16/2005 | CA2197166C Sound spatialization system with customization process for implementation |
| 08/11/2005 | DE10330808B4 Konferenzeinrichtung und Verfahren zur Mehrpunktkommunikation Conference facilities and methods for multi-point communication |
| 08/10/2005 | CN1214690C 5-2-5 Matrix encoder and decoder system |
| 08/09/2005 | US6928169 Audio signal processing |
| 08/04/2005 | WO2005070097A2 Passive surround sound adapter |
| 08/04/2005 | US20050169486 User controlled multi-channel audio conversion system |
| 08/03/2005 | CN1650528A Multi-channel downmixing device |
| 08/03/2005 | CN1213556C Cinema system for treating audio signal in consumer applications and relative method |
| 08/02/2005 | US6925184 Method for converting two-channel audio system into multichannel audio system and an audio processor thereof |
| 07/28/2005 | US20050165502 Method, system and computer-readable medium for generating a multi-channel audio signal from a monophonic audio signal |
| 07/28/2005 | US20050163322 Apparatus and method for playing and storing three-dimensional stereo sound in communication terminal |
| 07/27/2005 | EP1558060A2 Vehicle audio system surround modes |
| 07/27/2005 | CN1647157A Signal synthesizing |
| 07/21/2005 | WO2005067341A1 Speaker apparatus |
| 07/21/2005 | DE10358141A1 Kopfhörer mit Raumklangerweiterung Headphones with Surround Expansion |
| 07/20/2005 | EP1555852A2 Apparatus and method for playing and storing three-dimensional stereo sound in communication terminal |
| 07/20/2005 | CN1643982A Method and device for control of a unit for reproduction of an acoustic field |
| 07/20/2005 | CN1642363A Vehicle audio system surround modes |
| 07/20/2005 | CN1642362A Digital audio-frequency signal processing method and apparatus |
| 07/19/2005 | US6920223 Method for deriving at least three audio signals from two input audio signals |
| 07/19/2005 | US6919503 Musical tone generation control system, musical tone generation control method, and program for implementing the method |
| 07/15/2005 | CA2493045A1 Apparatus and method for playing and storing three-dimensional stereo sound in communication terminal |
| 07/14/2005 | WO2005064991A1 Audio apparatus |
| 07/14/2005 | US20050152562 Vehicle audio system surround modes |
| 07/14/2005 | US20050152557 Multi-speaker audio system and automatic control method |
| 07/14/2005 | US20050152556 Passive surround sound adapter |
| 07/13/2005 | CN1640194A User controlled multi-channel audio conversion system |
| 07/13/2005 | CN1210993C Sound signal processing method, apparatus and system |
| 07/07/2005 | WO2005062673A1 Systems and methods of spatial image enhancement of a sound source |
| 07/07/2005 | WO2005062672A1 Acoustic signal reproducing method |