| Patents for H04S 3 - Systems employing more than two channels, e.g. quadraphonic (4,597) |
|---|
| 09/16/2009 | CN101534358A Network session system with stereophonic effect |
| 09/16/2009 | CN100542337C Sound field reproduction apparatus and sound field space reproduction system |
| 09/15/2009 | US7590249 Object-based three-dimensional audio system and method of controlling the same |
| 09/11/2009 | WO2009111798A2 Methods and devices for reproducing surround audio signals |
| 09/10/2009 | US20090228289 Audio signal processing apparatus |
| 09/10/2009 | US20090228288 Audio signal processing apparatus |
| 09/10/2009 | US20090228287 Audio signal processing apparatus |
| 09/10/2009 | US20090228286 Audio signal processing apparatus |
| 09/09/2009 | EP2099238A1 Sound signal outputting device, sound signal outputting method, and computer-readable recording medium |
| 09/09/2009 | EP2097895A1 Apparatus and method for coding and decoding multi-object audio signal with various channel including information bitstream conversion |
| 09/09/2009 | EP1946062A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 09/09/2009 | CN101527874A Dynamic sound field system |
| 09/09/2009 | CN100539742C Encoding and decoding method and apparatus for multitrack audio signal |
| 09/09/2009 | CN100539737C Method and apparatus to create a sound field |
| 09/08/2009 | US7587227 Directional wireless communication systems |
| 09/03/2009 | US20090220112 Vehicle sound system |
| 09/02/2009 | EP2096882A2 Head-related transfer function convolution method and head-related transfer function convolution device |
| 09/02/2009 | EP1570704A4 Multispeaker sound imaging system |
| 09/02/2009 | CN100536609C Wave field synthesis apparatus and method of driving an array of loudspeakers |
| 09/01/2009 | US7583805 Late reverberation-based synthesis of auditory scenes |
| 08/26/2009 | EP2094032A1 Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same |
| 08/26/2009 | EP2094031A2 Device and method for creating an encoding stereo signal of an audio section or audio data stream |
| 08/26/2009 | EP2092791A1 A method and encoder for combining digital data sets, a decoding method and decoder for such combined digital data sets and a record carrier for storing such combined digital data set |
| 08/26/2009 | EP1547439B1 Bass management systems |
| 08/26/2009 | CN101518101A Improved spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms |
| 08/26/2009 | CN101518100A Dialogue enhancement techniques |
| 08/26/2009 | CN101517637A Encoding and decoding of audio objects |
| 08/25/2009 | US7580530 Audio characteristic correction system |
| 08/20/2009 | WO2009102750A1 Stereophonic widening |
| 08/20/2009 | US20090208023 Audio channel spatial translation |
| 08/19/2009 | CN101511047A Three-dimensional sound effect processing method for double track stereo based on loudspeaker box and earphone separately |
| 08/19/2009 | CN101510988A Method and apparatus for processing and playing voice signal |
| 08/19/2009 | CN100530351C Dynamic range controlled mixing sound input device and method |
| 08/12/2009 | EP2088589A1 Audio processing device and audio processing method |
| 08/12/2009 | EP2088580A2 Audio encoding and decoding |
| 08/12/2009 | EP1946063A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/05/2009 | EP2084901A1 Apparatus for processing a mix signal and method thereof |
| 08/05/2009 | EP2084703A1 Apparatus for processing mix signal and method thereof |
| 08/05/2009 | EP2000002B1 Method and device for efficient binaural sound spatialization in the transformed domain |
| 08/05/2009 | CN100525513C Method and apparatus for processing two or more initially decoded audio signals |
| 07/30/2009 | US20090190766 Multi-channel audio enhancement system for use in recording playback and methods for providing same |
| 07/28/2009 | US7567682 Audio processing apparatus |
| 07/23/2009 | WO2009090281A1 Method of converting 5.1 sound format to hybrid binaural format |
| 07/22/2009 | EP2080411A1 Device and method for generating a number of loudspeaker signals for a loudspeaker array which defines a reproduction area |
| 07/22/2009 | EP1190597B1 Voice-to-remaining audio (vra) interactive hearing aid & auxiliary equipment |
| 07/16/2009 | WO2009089209A1 Matrix decoder |
| 07/16/2009 | WO2009086627A1 Audio system with bonded-peripheral driven mixing and effects |
| 07/16/2009 | CA2711144A1 Matrix decoder |
| 07/15/2009 | CN101485212A Method and system for wireless real-time transmission of multichannel audio or video data |
| 07/14/2009 | US7561706 Reproducing center channel information in a vehicle multichannel audio system |
| 07/14/2009 | US7561703 Audio system, audio apparatus, and method for performing audio signal output processing |
| 07/14/2009 | US7561699 Environmental reverberation processor |
| 07/08/2009 | EP2077668A1 Signal processing system, signal transmission apparatus, signal receiving apparatus, and program |
| 07/08/2009 | EP1751854A4 Audio amplifier and speaker incorporating audio amplifier |
| 07/07/2009 | US7558393 System and method for compatible 2D/3D (full sphere with height) surround sound reproduction |
| 07/02/2009 | WO2009081002A1 Processing of a 3d audio stream as a function of a level of presence of spatial components |
| 07/02/2009 | DE102007062476A1 Polyphonic audio signal generating method for audio engineering field, involves determining frequencies of basic key tones and electronically mixing together monophonic audio signals and transposed audio signal to generate polyphonic signal |
| 07/01/2009 | EP2076060A2 Audio signal receiving apparatus, audio signal receiving method and audio signal transmission system |
| 07/01/2009 | CN100508650C Apparatus and method for generating, storing, or editing an audio representation of an audio scene |
| 06/25/2009 | US20090161880 Method and apparatus to create a sound field |
| 06/25/2009 | DE102007062817A1 Audio signals and automation data generation and transmission method for surround panning and stage automation, involves utilizing running times of signals of transmission unit for determining spatial position of transmission unit |
| 06/24/2009 | CN100505920C Design of automated sound system |
| 06/23/2009 | US7551972 Audio signal processing apparatus |
| 06/23/2009 | US7551741 System and method for 3D sound processing |
| 06/18/2009 | WO2009075241A1 Image capturing apparatus |
| 06/18/2009 | DE102008004674A1 Signalaufnahme mit variabler Richtcharakteristik Signal recording with variable directional |
| 06/17/2009 | EP2070390A2 Improved spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms |
| 06/17/2009 | EP2070389A1 Dialogue enhancement techniques |
| 06/17/2009 | EP0951800B1 Six-axis surround sound processor with automatic balancing and calibration |
| 06/16/2009 | US7548854 Architectural sound enhancement with pre-filtered masking sound |
| 06/11/2009 | US20090147980 Narrow profile speaker configurations and systems |
| 06/10/2009 | EP2067138A2 Encoding and decoding of audio objects |
| 06/10/2009 | EP1504549A4 Discrete surround audio system for home and automotive listening |
| 06/10/2009 | CN101455095A Method and device for efficient binaural sound spatialization in the transformed domain |
| 06/04/2009 | WO2009068087A1 Multichannel audio coding |
| 06/04/2009 | WO2009068086A1 Mutichannel audio encoder, decoder, and method thereof |
| 06/04/2009 | WO2009067741A1 Bandwidth compression of parametric soundfield representations for transmission and storage |
| 06/03/2009 | EP2065885A1 Multichannel audio decoding |
| 06/03/2009 | EP2064699A1 Method and apparatus for extracting and changing the reverberant content of an input signal |
| 06/03/2009 | EP1902443B1 Audio encoding and decoding |
| 06/03/2009 | EP1208725B1 Multichannel audio signal processing device |
| 06/03/2009 | CN100496149C Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio |
| 06/02/2009 | US7542896 Audio coding/decoding with spatial parameters and non-uniform segmentation for transients |
| 05/30/2009 | CA2639409A1 Home theatre cushion |
| 05/27/2009 | EP1949368A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 05/27/2009 | EP1795240B1 Game machine, game machine control method, information recording medium, and program |
| 05/27/2009 | CN100493235C Xiafula audible signal processing circuit and method |
| 05/26/2009 | US7539319 Utilization of filtering effects in stereo headphone devices to enhance spatialization of source around a listener |
| 05/26/2009 | US7539316 Configurable filter for processing television audio signals |
| 05/21/2009 | US20090132259 Systems and methods of remotely enabling sound enhancement techniques |
| 05/21/2009 | US20090129602 Array speaker apparatus |
| 05/20/2009 | DE102008008898B3 Verfahren und Vorrichtung zum Überwachen einer Hörhilfe Method and apparatus for monitoring a hearing aid |
| 05/19/2009 | US7536021 Utilization of filtering effects in stereo headphone devices to enhance spatialization of source around a listener |
| 05/14/2009 | WO2009044357A3 Low frequency management for multichannel sound reproduction systems |
| 05/13/2009 | EP2059072A1 Mixing first and second audio signals |
| 05/13/2009 | CN101433099A Personalized decoding of multi-channel surround sound |
| 05/13/2009 | CN101431712A A multi-mode sound reproduction system and a corresponding method thereof |
| 05/12/2009 | US7533346 Interactive spatalized audiovisual system |
| 05/07/2009 | WO2009056956A1 Focusing on a portion of an audio scene for an audio signal |
| 05/07/2009 | US20090116659 Networked sound masking system with centralized sound masking generation |