| Patents for H04S 3 - Systems employing more than two channels, e.g. quadraphonic (4,597) |
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| 09/25/2014 | WO2014147029A1 Method and apparatus for enhancing directivity of a 1st order ambisonics signal |
| 09/25/2014 | DE102013217899A1 Audiowiedergabesystem und -verfahren, die in handgehaltenem elektronischem Gerät verwendet werden The audio reproduction system and method that are used in hand-held electronic device |
| 09/24/2014 | EP2782094A1 Method and apparatus for enhancing directivity of a 1st order Ambisonics signal |
| 09/23/2014 | US8843378 Multi-channel synthesizer and method for generating a multi-channel output signal |
| 09/23/2014 | US8842842 Detection of audio channel configuration |
| 09/16/2014 | US8839342 Audio video system with embedded wireless host and wireless speakers |
| 09/16/2014 | US8837743 Surround sound system and method therefor |
| 09/12/2014 | WO2014135235A1 Apparatus and method for multichannel direct-ambient decomposition for audio signal processing |
| 09/10/2014 | EP2774391A1 Audio scene rendering by aligning series of time-varying feature data |
| 09/09/2014 | US8831254 Audio signal processing |
| 09/09/2014 | US8831245 Method and device for modifying the sound volume of an audio alarm signal onboard an aircraft |
| 09/02/2014 | US8824709 Generation of 3D sound with adjustable source positioning |
| 09/02/2014 | US8824688 Apparatus and method for generating audio output signals using object based metadata |
| 09/02/2014 | CA2733904C An apparatus for determining a converted spatial audio signal |
| 08/26/2014 | US8817991 Advanced encoding of multi-channel digital audio signals |
| 08/26/2014 | CA2581094C Apparatus and method for synchronizing additional data and base data |
| 08/21/2014 | WO2014127019A1 Video analysis assisted generation of multi-channel audio data |
| 08/21/2014 | WO2014126682A1 Signal decorrelation in an audio processing system |
| 08/20/2014 | EP2767450A1 Lane departure warning system and a method for a lane departure warning system |
| 08/19/2014 | US8811621 Parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder |
| 08/14/2014 | WO2014122287A1 Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field |
| 08/13/2014 | EP2765791A1 Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field |
| 08/13/2014 | CN102802112B 具有音频文件格式转换功能的电子装置 An electronic device having an audio file format conversion functions |
| 08/13/2014 | CN102656628B 优化的低吞吐量参数编码/解码 Optimized for low throughput parameter encoding / decoding |
| 08/12/2014 | US8804967 Method for encoding and decoding multi-channel audio signal and apparatus thereof |
| 08/07/2014 | US20140219460 Method and System for Generating A Matrix-Encoded Two-Channel Audio Signal |
| 08/06/2014 | CN102387460B 声场控制装置 Sound field control device |
| 08/06/2014 | CN101981944B 麦克风阵列的环绕声产生 Surround microphone array generation |
| 08/06/2014 | CN101843114B 一种聚焦音频信号的方法、装置及集成电路 One kind of an audio signal focusing method, apparatus and integrated circuits |
| 08/05/2014 | US8798276 Method and apparatus for encoding multi-channel audio signal and method and apparatus for decoding multi-channel audio signal |
| 08/05/2014 | US8798275 Signal synthesizing |
| 07/31/2014 | WO2014115222A1 Sound signal description method, sound signal production equipment, and sound signal reproduction equipment |
| 07/31/2014 | WO2014114599A1 Apparatus and method for spatial audio object coding employing hidden objects for signal mixture manipulation |
| 07/31/2014 | US20140211947 Method and apparatus for generating and restoring downmixed signal |
| 07/30/2014 | CN101547265B 一种3d音频会议的信号处理方法、设备以及系统 The signal processing method of the audio conference 3d, devices, and systems |
| 07/29/2014 | US8793125 Method and device for decorrelation and upmixing of audio channels |
| 07/24/2014 | WO2014113725A1 Tuning algorithm for multi-tap signal cancellation circuit |
| 07/23/2014 | EP2757559A1 Apparatus and method for spatial audio object coding employing hidden objects for signal mixture manipulation |
| 07/23/2014 | CN102169693B 多信道音频编码 Multichannel audio coding |
| 07/22/2014 | US8787585 Method and system for frequency domain active matrix decoding without feedback |
| 07/16/2014 | CN203722826U 数字影院中话筒信号的多声道处理装置 Multi-channel processing device microphone signals in digital cinema |
| 07/09/2014 | CN203708492U 无线扬声装置及由其组成的无线多声道系统 Wireless speaker device and its wireless multi-channel system consisting of |
| 07/09/2014 | CN103916810A 一种时域声能量对比控制方法和系统 A time-domain acoustic energy contrast control method and system |
| 07/09/2014 | CN102640213B 失真控制装置及方法、位流提供装置及方法 Distortion control device and method, apparatus and method for providing bit stream |
| 07/03/2014 | WO2014102199A1 Device and method for the spatial interpolation of sounds |
| 07/03/2014 | US20140185810 Object-based 3-dimensional audio service system using preset audio scenes |
| 07/03/2014 | DE102012017296B4 Erzeugung von Mehrkanalton aus Stereo-Audiosignalen Generation of multi-channel sound from stereo audio signals |
| 07/02/2014 | EP2749044A1 Method and system for generating a matrix-encoded two-channel audio signal |
| 07/02/2014 | CN103903604A 5点1声道卡拉ok系统 5:01 channel karaoke ok system |
| 07/01/2014 | US8767969 Process for removing voice from stereo recordings |
| 06/26/2014 | WO2014100554A1 Systems and methods for providing three dimensional enhanced audio |
| 06/25/2014 | CN103888889A 一种基于球谐展开的多声道转换方法 Multi-channel conversion method based on spherical harmonic expansion of |
| 06/24/2014 | US8761419 System for selecting speaker locations in an audio system |
| 06/19/2014 | WO2014090660A1 Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field |
| 06/19/2014 | WO2014090277A1 Spatial audio apparatus |
| 06/18/2014 | CN102246543B Apparatus for generating a multi-channel audio signal |
| 06/17/2014 | USRE44955 Method and device for packaging audio samples of a non-PCM encoded audio bitstream into a sequence of frames |
| 06/17/2014 | US8755542 System for selecting correction factors for an audio system |
| 06/17/2014 | US8754925 Audio source locator and tracker, a method of directing a camera to view an audio source and a video conferencing terminal |
| 06/12/2014 | WO2014087277A1 Generating drive signals for audio transducers |
| 06/12/2014 | WO2014086157A1 Apparatus for acquiring multitrack sound by microphone array and method therefor |
| 06/10/2014 | US8751028 System and method for enhanced streaming audio |
| 06/04/2014 | EP2737726A1 Method for processing an audio signal, audio playback system, and processing unit for processing audio signals |
| 05/29/2014 | US20140146984 Constrained dynamic amplitude panning in collaborative sound systems |
| 05/28/2014 | CN103826194A 一种多声道系统中声源方向和距离重建的方法与装置 A method of multi-channel systems sound source direction and distance reconstruction and equipment |
| 05/28/2014 | CN102664019B 一种全交互会议的dsp混音方法和装置 Dsp mixing method and apparatus for a fully interactive meetings |
| 05/28/2014 | CN102138177B 多通道音频数据的重构 Reconstruction of multi-channel audio data |
| 05/22/2014 | WO2014075934A1 Making available a sound signal for higher order ambisonics signals |
| 05/21/2014 | EP2733963A1 Method and apparatus for facilitating listening to a sound signal for matrixed sound signals |
| 05/21/2014 | EP2733701A1 Recording medium, data recording device, and method, data reproducing device and method, program, and recording medium |
| 05/21/2014 | CN103813260A 一种基于镜像源法的长空间混响时间获得方法 Based on long space image source method for obtaining reverberation time |
| 05/15/2014 | US20140133683 System and Method for Adaptive Audio Signal Generation, Coding and Rendering |
| 05/15/2014 | DE102012017296A1 Erzeugung von Mehrkanalton aus Stereo-Audiosignalen Generation of multi-channel sound from stereo audio signals |
| 05/14/2014 | EP2731358A1 A sound system and a method for providing sound |
| 05/14/2014 | EP2730103A1 Method and apparatus for decomposing a stereo recording using frequency-domain processing employing a spectral subtractor |
| 05/14/2014 | EP2730102A1 Method and apparatus for decomposing a stereo recording using frequency-domain processing employing a spectral weights generator |
| 05/14/2014 | CN103796150A 音频信号的处理方法、装置及系统 An audio signal processing method, apparatus and system for |
| 05/14/2014 | CN102340729B 音频信号的处理和还原方法与系统 Audio signal processing and reduction method and system |
| 05/14/2014 | CN101675471B 用于处理音频信号的方法和装置 Method and apparatus for processing an audio signal |
| 05/08/2014 | DE102012025016B3 Verfahren zur Ermittlung wenigstens zweier Einzelsignale aus wenigstens zwei Ausgangssignalen Method for determining at least two individual signals from at least two output signals |
| 05/07/2014 | EP2727383A2 System and method for adaptive audio signal generation, coding and rendering |
| 05/07/2014 | EP2727381A2 System and tools for enhanced 3d audio authoring and rendering |
| 05/07/2014 | EP2727380A1 Upmixing object based audio |
| 05/07/2014 | EP2727369A1 Synchronization and switchover methods and systems for an adaptive audio system |
| 05/07/2014 | EP2727109A1 Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
| 05/07/2014 | CN102572675B 信号处理方法、信号处理装置以及再现装置 The signal processing method, a signal processing apparatus and reproducing apparatus |
| 05/06/2014 | US8718537 Communication system |
| 05/01/2014 | US20140119581 System and Tools for Enhanced 3D Audio Authoring and Rendering |
| 04/30/2014 | EP2724555A1 Audio signal processor for processing encoded multi - channel audio signals and method therefor |
| 04/30/2014 | CN102656627B Multi-channel audio processing method and device |
| 04/30/2014 | CN102187691B Binaural rendering of a multi-channel audio signal |
| 04/29/2014 | CA2707761C Parametric joint-coding of audio sources |
| 04/24/2014 | WO2014061931A1 Device and method for playing sound |
| 04/23/2014 | EP2721841A1 Method for processing an audio signal for improved restitution |
| 04/23/2014 | CN102792369B Audio-processing device and audio-processing method |
| 04/22/2014 | CA2701360C Method and apparatus for generating a binaural audio signal |
| 04/17/2014 | WO2014058275A1 Device and method for generating audio data, and device and method for playing audio data |
| 04/17/2014 | WO2014035728A3 Virtual rendering of object-based audio |
| 04/17/2014 | US20140105426 Narrow profile speaker configurations and systems |
| 04/16/2014 | EP2719201A1 Matrix encoder with improved channel separation |