| Patents for G10L 19 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis (31,960) |
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| 04/19/2012 | US20120095754 Method and apparatus for encoding and decoding audio signal using layered sinusoidal pulse coding |
| 04/19/2012 | US20120095749 Multi-functional audio distribution system and method for movie theaters and other public and private venues |
| 04/19/2012 | US20120093322 Method and apparatus for downmixing multi-channel audio signals |
| 04/19/2012 | US20120093213 Coding method, coding apparatus, coding program, and recording medium therefor |
| 04/19/2012 | CA2811085A1 Encoding device and method, decoding device and method, and program |
| 04/18/2012 | EP2442304A1 Compensator and compensation method for audio frame loss in modified discrete cosine transform domain |
| 04/18/2012 | EP2442303A2 Encoding method and encoding device, decoding method and decoding device and transcoding method and transcoder for multi-object audio signals |
| 04/18/2012 | EP2441072A1 Audio processing |
| 04/18/2012 | EP2084704B1 Apparatus and method for transmitting or replaying multi-channel audio signal |
| 04/18/2012 | EP2074615B1 Analysis filterbank, synthesis filterbank, encoder, decoder, mixer and conferencing system |
| 04/18/2012 | EP1949693B1 Method and apparatus for processing/transmitting bit-stream, and method and apparatus for receiving/processing bit-stream |
| 04/18/2012 | EP1222657B1 Method and apparatus for voice latency reduction in a voice-over-data wireless communication system |
| 04/18/2012 | CN202197304U 音频数据传输系统 Audio data transmission system |
| 04/18/2012 | CN202197274U 一种外置型蓝牙音频适配器 An outboard type of Bluetooth audio adapter |
| 04/18/2012 | CN1848242B Multi-channel audio frequency coder |
| 04/18/2012 | CN1518336B Electronic camera |
| 04/18/2012 | CN102422348A Audio format transcoder |
| 04/18/2012 | CN102422347A Encoding device, decoding device, and methods therefor |
| 04/18/2012 | CN102421108A 提高下行方向系统容量的方法及系统 Improve downlink system capacity method and system |
| 04/18/2012 | CN102419979A 一种实现篡改区域精确定位的音频半脆弱水印算法 A tamper region pinpoint audio semi-fragile watermarking algorithm |
| 04/18/2012 | CN102419978A 音频解码器、音频解码的频谱重构方法及装置 Audio decoder, the audio decoding method and apparatus for spectral reconstruction |
| 04/18/2012 | CN102419977A 瞬态音频信号的判别方法 The method of determining the transient audio signal |
| 04/18/2012 | CN102419974A 处理语音识别的稀疏表示特征的方法和系统 Sparse representation of the processing characteristics of the speech recognition method and system |
| 04/18/2012 | CN101887727B 从help编码到melp编码的语音编码数据转换系统及方法 Speech coded data from the conversion system and method help to melp encoded encoding |
| 04/18/2012 | CN101819776B 嵌入和获取声源定向信息的方法及音频编解码方法和系统 Embed sound source directional information and access to methods and methods and systems for audio codec |
| 04/18/2012 | CN101794575B 相位校正装置、语音处理装置、及校正相位不匹配的方法 Phase correction means, voice processing means, and correct the phase mismatch method |
| 04/18/2012 | CN101771417B Methods, devices and systems for coding and decoding signals |
| 04/18/2012 | CN101770778B 一种预加重滤波器、感知加权滤波方法及系统 One kind of pre-emphasis filter, perceptual weighting filter method and system |
| 04/18/2012 | CN101630509B 一种编解码方法、装置及系统 One codec method, apparatus and system |
| 04/18/2012 | CN101595523B 信号处理装置和方法 The signal processing apparatus and method |
| 04/18/2012 | CN101512638B Method and apparatus for encoding/decoding symbols carrying payload data for watermarking of an audio or video signal |
| 04/18/2012 | CN101401152B Device and method for encoding by principal component analysis a multichannel audio signal |
| 04/18/2012 | CN101401151B Device and method for graduated encoding of a multichannel audio signal based on a principal component analysis |
| 04/18/2012 | CN101341533B 解码音频信号的方法和装置 Method and apparatus for decoding an audio signal, |
| 04/18/2012 | CN101322181B Effective speech stream conversion method and device |
| 04/18/2012 | CN101223580B Method and apparatus for searching fixed codebook |
| 04/18/2012 | CN101174413B 话音信号编码器和话音信号解码器 Speech coder and speech signal decoder |
| 04/18/2012 | CN101115124B 基于音频水印识别媒体节目的方法和装置 Identifying a media program based on audio watermarking method and apparatus |
| 04/17/2012 | US8160890 Audio signal coding method and decoding method |
| 04/17/2012 | US8160889 System for providing an acoustic signal with extended bandwidth |
| 04/17/2012 | US8160888 Generation of multi-channel audio signals |
| 04/17/2012 | US8160885 Voice signal encoding/decoding method |
| 04/17/2012 | US8160874 Speech frame loss compensation using non-cyclic-pulse-suppressed version of previous frame excitation as synthesis filter source |
| 04/17/2012 | US8160872 Method and apparatus for layered code-excited linear prediction speech utilizing linear prediction excitation corresponding to optimal gains |
| 04/17/2012 | US8160871 Speech coding method and apparatus which codes spectrum parameters and an excitation signal |
| 04/17/2012 | US8160870 Method, apparatus, program, and recording medium for long-term prediction coding and long-term prediction decoding |
| 04/17/2012 | US8160869 Method and apparatus for encoding continuation sinusoid signal information of audio signal and method and apparatus for decoding same |
| 04/17/2012 | CA2533056C Audio file format conversion |
| 04/12/2012 | WO2012046685A1 Coding method, decoding method, coding device, decoding device, program, and recording medium |
| 04/12/2012 | WO2012046447A1 Encoding device, decoding device, encoding method, and decoding method |
| 04/12/2012 | WO2012045816A1 Apparatus and method for level estimation of coded audio frames in a bit stream domain |
| 04/12/2012 | WO2012045744A1 Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
| 04/12/2012 | WO2012045203A1 Method and apparatus for encoding/decoding multichannel audio signal |
| 04/12/2012 | WO2012016126A3 Systems, methods, apparatus, and computer-readable media for dynamic bit allocation |
| 04/12/2012 | WO2012016122A3 Systems, methods, apparatus, and computer-readable media for multi-stage shape vector quantization |
| 04/12/2012 | WO2011155761A3 Method and system decoding audio data with selective power control |
| 04/12/2012 | US20120089399 Voice Over Short Messaging Service |
| 04/12/2012 | US20120089389 Flexible and Scalable Combined Innovation Codebook for Use in CELP Coder and Decoder |
| 04/12/2012 | US20120087504 Multi-channel audio encoding and decoding |
| 04/12/2012 | US20120087416 Method and System for Switching Elementary Streams on a Decoder with Zero Delay |
| 04/12/2012 | US20120087231 Packet Loss Recovery Method and Device for Voice Over Internet Protocol |
| 04/12/2012 | CA2813898A1 Apparatus and method for level estimation of coded audio frames in a bit stream domain |
| 04/12/2012 | CA2813859A1 Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
| 04/11/2012 | EP2439964A1 Signal processing device |
| 04/11/2012 | EP2439737A1 Compression coding and decoding method, coder, decoder and coding device |
| 04/11/2012 | EP2439736A1 Down-mixing device, encoder, and method therefor |
| 04/11/2012 | EP2439735A1 Method and Apparatus for generating reference phase patterns |
| 04/11/2012 | EP2438593A2 Processing of audio channels |
| 04/11/2012 | EP2438592A1 Systems and methods for reconstructing an erased speech frame |
| 04/11/2012 | EP2438591A1 A method and arrangement for estimating the quality degradation of a processed signal |
| 04/11/2012 | EP2122620B1 Method and apparatus for sinusoidal audio coding |
| 04/11/2012 | EP2038886B1 Clock drift compensation techniques for audio decoding |
| 04/11/2012 | CN102414990A Coding device, decoding device, coding method, decoding method, and program therefor |
| 04/11/2012 | CN102414745A Encoding device, decoding device, and methods therein |
| 04/11/2012 | CN102414744A 数字信号再生装置以及数字信号压缩装置 Digital signal reproducing apparatus and digital signal compression means |
| 04/11/2012 | CN102414743A Audio signal synthesizing |
| 04/11/2012 | CN102414742A 低复杂度听觉事件边界检测 Low complexity auditory event boundary detection |
| 04/11/2012 | CN102413218A Method, device and communication terminal for automatically adjusting speaking tone |
| 04/11/2012 | CN102411934A 语音平滑处理方法 Voice smoothing method |
| 04/11/2012 | CN102411933A Encoding device and encoding method |
| 04/11/2012 | CN102411921A Coding And Decoding Device, And Executing And Driving Method Thereof |
| 04/11/2012 | CN101930736B 基于子带滤波框架的解码器的音频均衡方法 Based on the decoded sub-band filtering the audio frame equalization method |
| 04/11/2012 | CN101652810B 用于处理混合信号的装置及其方法 Mixed-signal processing apparatus and method for |
| 04/11/2012 | CN101490749B 声音数据解码装置 Audio data decoding means |
| 04/11/2012 | CN101385077B 用于编码/解码信号的装置和方法 Apparatus and method for encoding / decoding a signal for |
| 04/11/2012 | CN101329869B 适用矢量量化的语音编码的声源加密的系统和方法 Systems and methods applicable to vector quantization coding speech sound source encrypted |
| 04/10/2012 | US8156433 Embodied music system |
| 04/10/2012 | US8156347 Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium |
| 04/10/2012 | US8156179 Grid-enabled, service-oriented architecture for enabling high-speed computing applications |
| 04/10/2012 | US8155973 Recording and reproducing apparatus for use with optical recording medium having real-time, losslessly encoded data |
| 04/10/2012 | US8155972 Seamless audio speed change based on time scale modification |
| 04/10/2012 | US8155971 Audio decoding of multi-audio-object signal using upmixing |
| 04/10/2012 | US8155955 Speech decoding method and apparatus which generates an excitation signal and a synthesis filter |
| 04/10/2012 | US8155152 Apparatus and method of encoding and decoding audio signal |
| 04/10/2012 | US8155144 Apparatus and method of encoding and decoding audio signal |
| 04/05/2012 | WO2012044067A1 Method and apparatus for decoding an audio signal using an adaptive codebook update |
| 04/05/2012 | WO2012044066A1 Method and apparatus for decoding an audio signal using a shaping function |
| 04/05/2012 | WO2012040898A1 Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal |
| 04/05/2012 | WO2012040897A1 Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal |
| 04/05/2012 | WO2012016128A3 Systems, methods, apparatus, and computer-readable media for dependent-mode coding of audio signals |