| 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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| 12/08/2005 | US20050273491 Process of and system for seamlessly embedding executable program code into media file formats such as MP3 and the like for execution by digital media player and viewing systems |
| 12/08/2005 | US20050273330 Anti-terrorism communications systems and devices |
| 12/08/2005 | US20050273327 Mobile station and method for transmitting and receiving messages |
| 12/08/2005 | US20050273322 Audio signal encoding and decoding apparatus |
| 12/08/2005 | US20050273319 Device and method for analyzing an information signal |
| 12/08/2005 | US20050270195 Method and apparatus for encoding/decoding digital signal |
| 12/08/2005 | DE19617630B4 Verfahren zum Herleiten der Nachwirkperiode in einem Sprachdecodierer bei diskontinuierlicher Übertragung, sowie Sprachcodierer und Sender-Empfänger A method for deriving the Nachwirkperiode in a speech decoder in the discontinuous transmission, as well as speech encoder and transceiver |
| 12/07/2005 | EP1603262A1 Multi-rate speech codec adaptation method |
| 12/07/2005 | EP1603119A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 12/07/2005 | EP1603118A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 12/07/2005 | EP1603117A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 12/07/2005 | EP1518409A4 A system and method for providing user control over repeating objects embedded in a stream |
| 12/07/2005 | EP1464047A4 A transcoding scheme between celp-based speech codes |
| 12/07/2005 | EP1228576B1 Channel coupling for an ac-3 encoder |
| 12/07/2005 | EP1204967B1 Method and system for speech coding under frame erasure conditions |
| 12/07/2005 | EP1008982B1 Voice encoder, voice decoder, voice encoder/decoder, voice encoding method, voice decoding method and voice encoding/decoding method |
| 12/07/2005 | EP1005724A4 Post-compression hidden data transport for video |
| 12/07/2005 | EP0865685B1 Data compression and expansion of an audio signal |
| 12/07/2005 | CN1706196A Encoding controller and encoding system |
| 12/07/2005 | CN1705980A Parametric audio coding |
| 12/07/2005 | CN1705979A Code conversion method and device for code conversion |
| 12/07/2005 | CN1705403A A method for selecting code conversion device in voice-over-packet network |
| 12/07/2005 | CN1705017A Digital information reproducing apparatus and method |
| 12/07/2005 | CN1231091C High-speed data coding and decoding device, and data sending system |
| 12/06/2005 | US6973574 Recognizer of audio-content in digital signals |
| 12/06/2005 | US6973425 Method and apparatus for performing packet loss or Frame Erasure Concealment |
| 12/06/2005 | US6973424 Voice coder |
| 12/01/2005 | WO2005114655A1 Audio/music decoding device and audio/music decoding method |
| 12/01/2005 | WO2005114654A1 Supporting a switch between audio coder modes |
| 12/01/2005 | WO2005114653A1 Method for quantifying an ultra low-rate speech encoder |
| 12/01/2005 | WO2005083684B1 Decoding scheme for variable block length signals |
| 12/01/2005 | WO2004084467A3 Recovering an erased voice frame with time warping |
| 12/01/2005 | US20050267763 Multichannel audio extension |
| 12/01/2005 | US20050267746 Method for interoperation between adaptive multi-rate wideband (AMR-WB) and multi-mode variable bit-rate wideband (VMR-WB) codecs |
| 12/01/2005 | US20050267744 Audio signal encoding apparatus and audio signal encoding method |
| 12/01/2005 | US20050267743 Method for codec mode adaptation of adaptive multi-rate codec regarding speech quality |
| 12/01/2005 | US20050267742 Audio encoding with different coding frame lengths |
| 12/01/2005 | US20050267741 System and method for enhanced artificial bandwidth expansion |
| 12/01/2005 | US20050267739 Neuroevolution based artificial bandwidth expansion of telephone band speech |
| 12/01/2005 | US20050266831 Voice over short message service |
| 12/01/2005 | US20050265689 Content recording/reproducing apparatus |
| 12/01/2005 | US20050265159 Digital information reproducing apparatus and method |
| 12/01/2005 | US20050264657 Method and system for providing a printed image with a related sound |
| 12/01/2005 | CA2567788A1 Audio/music decoding device and audio/music decoding method |
| 12/01/2005 | CA2567162A1 Method for quantifying an ultra low-rate speech encoder |
| 12/01/2005 | CA2566489A1 Supporting a switch between audio coder modes |
| 11/30/2005 | EP1600946A1 Method and apparatus for encoding/decoding a digital signal |
| 11/30/2005 | EP1600945A2 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 11/30/2005 | EP1599992A1 Audibility enhancement |
| 11/30/2005 | EP1599868A1 Method and device for the spectral reconstruction of an audio signal |
| 11/30/2005 | EP1417842B1 Protection of streaming a/v data |
| 11/30/2005 | EP1155526B1 Device and method for producing an encoded audio and/or video data stream |
| 11/30/2005 | EP1116354B1 Audio coder utilising repeated transmission of packet portion |
| 11/30/2005 | CN1703738A Digital audio with parameters for real-time time scaling |
| 11/30/2005 | CN1703737A Method for interoperation between adaptive multi-rate wideband (AMR-WB) and multi-mode variable bit-rate wideband (VMR-WB) codecs |
| 11/30/2005 | CN1703736A Methods and devices for source controlled variable bit-rate wideband speech coding |
| 11/30/2005 | CN1702994A Multi-rate speech codec adaptation method |
| 11/30/2005 | CN1702974A Method and apparatus for encoding/decoding a digital signal |
| 11/30/2005 | CN1702737A Voice frame computation method for audio frequency decoding |
| 11/30/2005 | CN1702736A Apparatus and method for generating pitch waveform signal and apparatus and method for compressing/decomprising and synthesizing speech signal using the same |
| 11/30/2005 | CN1229805C 终端设备 Terminal Equipment |
| 11/30/2005 | CN1229775C Gain-smoothing in wideband speech and audio signal decoder |
| 11/30/2005 | CN1229774C ADPCM speech coding system with specific step-size adaptation |
| 11/29/2005 | US6971013 Recognizer of content of digital signals |
| 11/29/2005 | US6970573 Self validating security documents utilizing watermarks |
| 11/29/2005 | US6970567 Method and apparatus for deriving at least one audio signal from two or more input audio signals |
| 11/29/2005 | US6970519 Method and apparatus to enhance audio quality for digitized voice transmitted over a channel employing frequency diversity |
| 11/29/2005 | US6970479 Encoding and decoding of a digital signal |
| 11/29/2005 | US6970467 Transfer scheme for speech and voice band signals and ISDN digital signals using reduced transmission bandwidth over ATM |
| 11/29/2005 | US6969838 Image sensor |
| 11/29/2005 | US6969794 Music playback apparatus and music playback system |
| 11/24/2005 | WO2005112269A1 A system and method for lossless audio encoding and decoding |
| 11/24/2005 | WO2005112006A1 Method and apparatus for voice trans-rating in multi-rate voice coders for telecommunications |
| 11/24/2005 | WO2005112005A1 Scalable encoding device, scalable decoding device, and method thereof |
| 11/24/2005 | WO2005112004A1 Audio encoding with different coding models |
| 11/24/2005 | WO2005112003A1 Audio encoding with different coding frame lengths |
| 11/24/2005 | WO2005112002A1 Audio signal encoder and audio signal decoder |
| 11/24/2005 | WO2005112001A1 Encoding device, decoding device, and method thereof |
| 11/24/2005 | WO2005111567A1 Selection of coding models for encoding an audio signal |
| 11/24/2005 | US20050262419 Superframe error coding in digital audio broadcasting systems |
| 11/24/2005 | US20050261900 Supporting a switch between audio coder modes |
| 11/24/2005 | US20050261899 Methods of improving capacity for voice users in a communication network |
| 11/24/2005 | US20050261897 Method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding |
| 11/24/2005 | US20050261896 Audio coding |
| 11/24/2005 | US20050261895 Methods and devices for correlating audio sample comparisons and network performance statistics |
| 11/24/2005 | US20050261894 Method and apparatus for noise filtering |
| 11/24/2005 | US20050261893 Encoding Method, Encoding Apparatus, Decoding Method, Decoding Apparatus and Program |
| 11/24/2005 | US20050261892 Audio encoding with different coding models |
| 11/24/2005 | US20050259966 Information record apparatus and method, information reproduction apparatus and method, and computer program product |
| 11/24/2005 | US20050259828 Multi-channel compatible stereo recording |
| 11/24/2005 | US20050259822 Sinusoidal audio coding |
| 11/24/2005 | US20050258983 Method and apparatus for voice trans-rating in multi-rate voice coders for telecommunications |
| 11/24/2005 | DE102004021404A1 Wasserzeicheneinbettung Watermark embedding |
| 11/24/2005 | DE102004021403A1 Informationssignalverarbeitung durch Modifikation in der Spektral-/Modulationsspektralbereichsdarstellung An information signal by modifying the spectral / Modulationsspektralbereichsdarstellung |
| 11/24/2005 | CA2566372A1 Audio encoding with different coding models |
| 11/24/2005 | CA2566368A1 Audio encoding with different coding frame lengths |
| 11/24/2005 | CA2566353A1 Selection of coding models for encoding an audio signal |
| 11/23/2005 | EP1598811A2 Decoding apparatus and method |
| 11/23/2005 | EP1597721A2 600 bps mixed excitation linear prediction transcoding |
| 11/23/2005 | EP1514358A4 Method and apparatus for puncturing with unequal error protection in a wireless communication system |