| Patents for H04S 1 - Two-channel systems (4,182) |
|---|
| 08/20/2009 | WO2009102750A1 Stereophonic widening |
| 08/19/2009 | EP1767057A4 A system for and a method of providing improved intelligibility of television audio for hearing impaired |
| 08/12/2009 | EP2087484A1 Method, apparatus and computer program product for stereo coding |
| 08/12/2009 | EP1946063A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/06/2009 | DE102007059809A1 Method for optimization and simulation of artificial head stereophony for easy transfer of commercial moving picture experts group-one audio layer three player, involves controlling intentionally duration-frequency of sound sensation |
| 08/05/2009 | CN100525513C Method and apparatus for processing two or more initially decoded audio signals |
| 07/28/2009 | US7567682 Audio processing apparatus |
| 07/23/2009 | WO2009090822A1 Audio signal processing device, audio signal processing method, display device, rack, program, and recording medium |
| 07/22/2009 | CN101491118A Loudspeaker system |
| 07/22/2009 | CN101491117A Crosstalk cancellation using load impedance measurements |
| 07/22/2009 | CN101489173A Signal processing apparatus, signal processing method, and storage medium |
| 07/22/2009 | CN100518385C Sound image control system |
| 07/15/2009 | EP2079252A1 Sound image localization processing apparatus and others |
| 07/15/2009 | EP1547436B1 Generation of a sound signal |
| 07/14/2009 | US7561706 Reproducing center channel information in a vehicle multichannel audio system |
| 07/08/2009 | EP1751854A4 Audio amplifier and speaker incorporating audio amplifier |
| 07/07/2009 | US7558636 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices |
| 06/30/2009 | US7555130 Acoustic correction apparatus |
| 06/25/2009 | WO2009078176A1 Video/audio output system |
| 06/25/2009 | US20090161880 Method and apparatus to create a sound field |
| 06/25/2009 | US20090161470 Circuit for dynamic readout of fused data in image sensors |
| 06/24/2009 | CN100505064C Audio reproducing apparatus |
| 06/23/2009 | US7551741 System and method for 3D sound processing |
| 06/18/2009 | US20090154712 Apparatus and method of outputting sound information |
| 06/18/2009 | US20090154211 Placement and routing of ECC memory devices for improved signal timing |
| 06/17/2009 | CN101461256A Speaker system |
| 06/17/2009 | CN100502561C Multitrack shared resistor string D/A converter system and output method thereof |
| 06/16/2009 | US7548851 Digital multimedia jukebox |
| 06/11/2009 | WO2009073264A1 System and method for sound system simulation |
| 06/11/2009 | WO2009071911A2 An improved apparatus and method for reproduction of stereo sound |
| 06/11/2009 | US20090147980 Narrow profile speaker configurations and systems |
| 06/04/2009 | US20090141910 Multi-mode led indicators for recording devices |
| 06/03/2009 | EP1208725B1 Multichannel audio signal processing device |
| 06/02/2009 | US7542896 Audio coding/decoding with spatial parameters and non-uniform segmentation for transients |
| 06/02/2009 | US7542805 Method and system for forming an acoustic signal from neural timing difference data |
| 06/02/2009 | US7542574 Generation of customised three dimensional sound effects for individuals |
| 05/27/2009 | EP1949368A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 05/27/2009 | CN100493236C Test method and apparatus for implementing voice quality objective evaluation |
| 05/27/2009 | CN100493235C Xiafula audible signal processing circuit and method |
| 05/26/2009 | US7539551 Portable terminal unit and sound reproducing system using at least one portable terminal unit |
| 05/26/2009 | US7539319 Utilization of filtering effects in stereo headphone devices to enhance spatialization of source around a listener |
| 05/22/2009 | WO2009063277A1 Amplifier circuit audio circuit and electronic device |
| 05/20/2009 | EP2060147A1 Apparatus for reproduction of stereo sound |
| 05/20/2009 | CN201243376Y Pin arrangement structure of 5.1 channel audio output integrated circuit |
| 05/20/2009 | CN100490563C Multicast address allocation apparatus, information transmitter and system |
| 05/20/2009 | CN100489991C Digital audio-frequency data reproducing device and integrated circuit device |
| 05/19/2009 | US7536021 Utilization of filtering effects in stereo headphone devices to enhance spatialization of source around a listener |
| 05/19/2009 | US7536017 Cross-talk cancellation |
| 05/13/2009 | EP2059066A1 A multi-mode sound reproduction system and a corresponding method thereof |
| 05/12/2009 | US7533346 Interactive spatalized audiovisual system |
| 05/06/2009 | CN101427589A 扬声器装置 The speaker device |
| 05/05/2009 | US7529376 Directional speaker control system |
| 04/30/2009 | WO2009054699A1 Apparatus and method for generating binaural beat from stereo audio signal |
| 04/30/2009 | WO2009027886A3 A device for and method of processing audio signals |
| 04/30/2009 | DE102007051308A1 Verfahren zum Verarbeiten eines Mehrkanalaudiosignals für eine binaurale Hörvorrichtung und entsprechende Hörvorrichtung A method for processing a multi-channel audio signal for a binaural hearing apparatus and corresponding hearing device |
| 04/29/2009 | CN101422054A Sound image localization apparatus |
| 04/22/2009 | EP1946300A4 Method and apparatus for signal processing |
| 04/22/2009 | EP1946298A4 Method and apparatus for signal processing |
| 04/22/2009 | EP1938655A4 Spatial audio simulation |
| 04/22/2009 | EP1929837A4 Apparatus and method to cancel crosstalk and stereo sound generation system using the same |
| 04/22/2009 | CN100481722C System and method for enhancing delivered sound in acoustical virtual reality |
| 04/21/2009 | US7522733 Systems and methods of spatial image enhancement of a sound source |
| 04/16/2009 | US20090097663 Joint Sound Synthesis And Spatializaiton |
| 04/14/2009 | US7519530 Audio signal processing |
| 04/09/2009 | US20090094519 System and method for enhanced streaming audio |
| 04/08/2009 | EP2046076A1 Multi-channel audio treatment system and method |
| 04/08/2009 | CN101406073A Enhanced method for signal shaping in multi-channel audio reconstruction |
| 04/07/2009 | US7515719 Method and apparatus to create a sound field |
| 04/02/2009 | WO2009042954A1 Crosstalk cancellation for closely spaced speakers |
| 04/01/2009 | EP2043390A1 Loudspeaker system |
| 04/01/2009 | EP2042001A1 Binaural spatialization of compression-encoded sound data |
| 04/01/2009 | EP1955576A4 Method and apparatus to reproduce expanded sound using mono speaker |
| 04/01/2009 | CN101401454A Stereophonic sound imaging |
| 03/31/2009 | US7512453 Data processing system and method suitable for audio data synthesis |
| 03/31/2009 | US7512246 Stereo sounding method, stereo sounding system, and musical tone generation control system |
| 03/26/2009 | WO2009036691A1 An audio data labeling method based on two -channel and multi-person voice talking system thereof |
| 03/25/2009 | EP2039221A1 Crosstalk cancellation using load impedence measurements |
| 03/25/2009 | EP1520447B1 Method and device for generating data about the mutual position of at least three acoustic transducers |
| 03/25/2009 | EP1516512B1 Method for evaluating the reception quality of a stereo radio set and stereo radio set |
| 03/25/2009 | CN201213259Y Wireless audio system capable of outputting stereo |
| 03/25/2009 | CN101395660A Audio decoding techniques for mid-side stereo |
| 03/19/2009 | WO2009035615A1 Speech enhancement |
| 03/18/2009 | EP2036400A1 Generation of decorrelated signals |
| 03/11/2009 | CN101384105A Three dimensional sound reproducing method, device and system |
| 03/10/2009 | US7502477 Audio reproducing apparatus |
| 03/10/2009 | CA2408802C Generating separate analog audio programs from a digital link |
| 03/05/2009 | WO2009027886A2 A device for and method of processing audio signals |
| 03/04/2009 | EP2031902A2 Audio-signal processing apparatus and method |
| 03/04/2009 | EP2030103A1 Wireless communications devices with three dimensional audio systems |
| 02/24/2009 | US7496507 Digitized audio data reproduction apparatus, and integrated circuit device to output audio signals |
| 02/19/2009 | WO2009022463A1 Audio device |
| 02/19/2009 | US20090048698 Audio Buffers with Audio Effects |
| 02/17/2009 | US7492906 Speaker-characteristic method and speaker reproduction system |
| 02/11/2009 | EP2023672A1 Speaker system |
| 02/11/2009 | EP2023671A2 Sound signal processing device, sound signal processing method, sound signal processing program, storage medium, and display device |
| 02/11/2009 | CN101366321A Decoding of binaural audio signals |
| 02/10/2009 | US7490044 Audio signal processing |
| 02/10/2009 | US7489792 Generation of a sound signal |
| 02/04/2009 | CN101360359A Method and apparatus generating stereo sound effect |
| 02/03/2009 | CA2446822C Data-driven software architecture for digital sound processing and equalization |