| 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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| 03/02/2012 | DE20321886U1 Inverse Quantisierung für Audio Inverse quantization for audio |
| 03/01/2012 | WO2012026741A2 Method and device for processing audio signals |
| 03/01/2012 | WO2012026092A1 Audio signal processing device and audio signal processing method |
| 03/01/2012 | WO2012025431A2 Concealment of intermittent mono reception of fm stereo radio receivers |
| 03/01/2012 | WO2012025429A1 Reduction of spurious uncorrelation in fm radio noise |
| 03/01/2012 | WO2012025283A1 Apparatus for generating a decorrelated signal using transmitted phase information |
| 03/01/2012 | WO2012025282A1 Apparatus for decoding a signal comprising transients using a combining unit and a mixer |
| 03/01/2012 | US20120053950 Encoding device, decoding device, and methods therein |
| 03/01/2012 | US20120053949 Encoding device, decoding device, encoding method, decoding method and program therefor |
| 03/01/2012 | US20120053948 Sparse data compression |
| 03/01/2012 | US20120053932 Method and System for Automatic Transmission of Status Information |
| 03/01/2012 | US20120053931 Speech Masking and Cancelling and Voice Obscuration |
| 03/01/2012 | CA2809437A1 Apparatus for decoding a signal comprising transients using a combining unit and a mixer |
| 03/01/2012 | CA2809404A1 Apparatus for generating a decorrelated signal using transmitted phase information |
| 02/29/2012 | EP2423916A2 Systems, methods, and apparatus for frame erasure recovery |
| 02/29/2012 | EP2423658A1 Method and apparatus for correcting channel delay parameters of multi-channel signal |
| 02/29/2012 | EP2422344A1 Audio signal synthesizing |
| 02/29/2012 | EP2422343A1 Pitch estimation |
| 02/29/2012 | EP2133872B1 Encoding device and encoding method |
| 02/29/2012 | EP2052548B1 Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream |
| 02/29/2012 | EP2005423B1 Processing of excitation in audio coding and decoding |
| 02/29/2012 | EP1502399B1 Packet transmission system for streamed data with paralell clock transmission line |
| 02/29/2012 | EP1426952B1 RECORDING APPARATUS AND METHOD, AND computer-readable program |
| 02/29/2012 | CN1787383B Methods and apparatuses for transforming, adaptively encoding, inversely transforming and adaptively decoding an audio signal |
| 02/29/2012 | CN102365681A Device and method for manipulating an audio signal |
| 02/29/2012 | CN102365680A Audio signal encoding and decoding method, and apparatus for same |
| 02/29/2012 | CN101996638B Voice codec and voice coding/decoding method |
| 02/29/2012 | CN101958119B Audio-frequency drop-frame compensator and compensation method for modified discrete cosine transform domain |
| 02/29/2012 | CN101572087B Method and device for encoding and decoding embedded voice or voice-frequency signal |
| 02/29/2012 | CN101379553B Apparatus and method for encoding/decoding signal |
| 02/29/2012 | CN101320564B Digital voice communication system |
| 02/29/2012 | CN101231850B Encoding/decoding device and method |
| 02/29/2012 | CN101167125B Method and apparatus for phase matching frames in vocoders |
| 02/29/2012 | CN101147190B Frame erasure concealment in voice communications |
| 02/29/2012 | CN101124625B Method and device for carrying out optimal coding between two long-term prediction models |
| 02/28/2012 | US8126721 Encoding an information signal |
| 02/28/2012 | US8126719 Interactive voice recognition and response over the internet |
| 02/28/2012 | US8126709 Broadband frequency translation for high frequency regeneration |
| 02/28/2012 | US8126708 Systems, methods, and apparatus for dynamic normalization to reduce loss in precision for low-level signals |
| 02/28/2012 | US8126707 Method and system for speech compression |
| 02/28/2012 | US8126705 System and method for automatically adjusting floor controls for a conversation |
| 02/28/2012 | US8126704 Apparatus, server, method, and tangible machine-readable medium thereof for processing and recognizing a sound signal |
| 02/28/2012 | US8126020 Wireless methods using signature codes |
| 02/23/2012 | WO2012024379A2 Systems, methods, apparatus, and computer-readable media for noise injection |
| 02/23/2012 | WO2012023864A1 Surround sound system |
| 02/23/2012 | WO2012022785A1 Minimizing speech delay in communication devices |
| 02/23/2012 | US20120046956 Universal container for audio data |
| 02/23/2012 | US20120046955 Systems, methods, apparatus, and computer-readable media for noise injection |
| 02/23/2012 | US20120046954 Efficient beat-matched crossfading |
| 02/23/2012 | US20120046943 Apparatus and method for improving communication quality in mobile terminal |
| 02/23/2012 | US20120046942 Terminal to provide user interface and method |
| 02/23/2012 | US20120046941 Digital voice communication control device and method |
| 02/23/2012 | US20120045067 Encoding device, decoding device, and methods therefor |
| 02/23/2012 | US20120044186 Handheld display device having processor for rendering display output with real-time virtual transparency and form-filling option |
| 02/23/2012 | US20120044185 Handheld display device having processor for rendering display output with real-time virtual transparency and video playback option |
| 02/23/2012 | US20120044184 Handheld display device having processor for rendering display output to provide real-time virtual transparency |
| 02/22/2012 | EP2420999A2 Method for pitch search of speech signals |
| 02/22/2012 | EP2419901A1 Low complexity spectral band replication (sbr) filterbanks |
| 02/22/2012 | EP2419900A1 Method and device for the objective evaluation of the voice quality of a speech signal taking into account the classification of the background noise contained in the signal |
| 02/22/2012 | CN101996632B 一种支持语音编码加密的芯片、方法和通信设备 A supportive voice coding encryption chip, methods and communication equipment |
| 02/22/2012 | CN101894556B 一种测试音频解码程序的方法和装置 A method and device for testing the audio decoding program |
| 02/22/2012 | CN101661747B 一种数字调频立体声解码方法 A digital FM stereo decoding method |
| 02/22/2012 | CN101540172B 一种音频数据的编解码系统及方法 A system and method for encoding and decoding audio data |
| 02/22/2012 | CN101388213B 一种预回声控制方法 A pre-echo control method |
| 02/22/2012 | CN101188111B 解码装置和解码方法 Decoding apparatus and decoding method |
| 02/22/2012 | CN101159726B 数字通信系统中的用于量化的设备和方法 Quantizing apparatus and method for a digital communication system |
| 02/21/2012 | USRE43209 Speech coding apparatus and speech decoding apparatus |
| 02/21/2012 | US8121850 Encoding apparatus and encoding method |
| 02/21/2012 | US8121849 Content filtering for a digital audio signal |
| 02/21/2012 | US8121848 Bases dictionary for low complexity matching pursuits data coding and decoding |
| 02/21/2012 | US8121836 Apparatus and method of processing an audio signal |
| 02/21/2012 | US8121835 Automatic level control of speech signals |
| 02/21/2012 | US8121833 Signal modification method for efficient coding of speech signals |
| 02/21/2012 | US8121832 Method and apparatus for encoding and decoding high frequency signal |
| 02/21/2012 | US8121831 Method, apparatus, and medium for bandwidth extension encoding and decoding |
| 02/21/2012 | US8121830 Methods and apparatus to extract data encoded in media content |
| 02/21/2012 | US8121342 Associating metadata with media signals, and searching for media signals using metadata |
| 02/21/2012 | US8121265 Retrieval of deleted voice messages in voice messaging system |
| 02/21/2012 | US8120713 Television apparatus |
| 02/16/2012 | WO2012021416A1 Using quantized prediction memory during fast recovery coding |
| 02/16/2012 | WO2012021230A1 Method and apparatus for estimating a parameter for low bit rate stereo transmission |
| 02/16/2012 | WO2012020828A1 Audio decoding device, audio decoding method, audio decoding program, audio encoding device, audio encoding method, and audio encoding program |
| 02/16/2012 | WO2012020090A1 Resampling output signals of qmf based audio codecs |
| 02/16/2012 | US20120041761 Voice decoding apparatus and voice decoding method |
| 02/16/2012 | US20120041760 Voice recording equipment and method |
| 02/16/2012 | US20120041759 Mobile Replacement-Dialogue Recording System |
| 02/16/2012 | US20120039477 Audio signal synthesizing |
| 02/16/2012 | CA2807889A1 Resampling output signals of qmf based audio codecs |
| 02/15/2012 | EP2417701A1 Obtaining a desired non-zero phase shift using forward-backward filtering |
| 02/15/2012 | EP2417597A1 Method and device for forming a mixed signal, method and device for separating signals, and corresponding signal |
| 02/15/2012 | CN102356427A 噪声抑制装置 Noise suppression apparatus |
| 02/15/2012 | CN102355484A Audio data transmission method |
| 02/15/2012 | CN102354498A Method, device and system for processing mixed sound |
| 02/15/2012 | CN102354497A Improvements in sound perception using frequency transposition by moving the envelope |
| 02/15/2012 | CN101494054B 一种音频码率控制方法及系统 An audio bit rate control method and system |
| 02/15/2012 | CN101484936B 音频解码 Audio decoding |
| 02/15/2012 | CN101483495B 一种背景噪声生成方法以及噪声处理装置 One kind of background noise and noise processing means generating method |
| 02/15/2012 | CN101366079B 用于子带预测编码的基于全带音频波形外插的包丢失隐藏 For sub-band predictive coding based outside the whole package with audio waveform interpolation loss concealment |
| 02/15/2012 | CN101361112B 隐藏丢包后解码器状态的更新 Updated Hide loss decoder state |
| 02/14/2012 | USRE43191 Adaptive Weiner filtering using line spectral frequencies |