Patents
Sitemap › G10 - Musical instruments; Acoustics › G10L - Speech analysis or synthesis; Speech recognition; Speech or voice processing; Speech or audio coding or decoding › G10L 25 - Speech or voice analysis techniques not restricted to a single one of groups
Patents for G10L 25 - Speech or voice analysis techniques not restricted to a single one of groups (4,910)
11/2005
11/17/2005CA2566091A1 Data transmission
11/16/2005EP1595257A1 Method for embedding and detecting a watermark in a digital audio signal
11/16/2005EP1595246A1 Signal processing
11/16/2005CN1227830C Noise electric level meter of echo eliminator
11/16/2005CN1227646C Audio signal transmission system
11/15/2005US6965860 Speech processing apparatus and method measuring signal to noise ratio and scaling speech and noise
11/10/2005WO2005106844A1 Method of and system for classification of an audio signal
11/10/2005WO2005106843A1 Reproduction control of an audio signal based on musical genre classification
11/10/2005WO2005094183A3 Apparatus and method for digital coding of sound
11/08/2005US6963833 Modifications in the multi-band excitation (MBE) model for generating high quality speech at low bit rates
11/03/2005WO2005101998A2 Content sampling and identification
11/03/2005US20050246164 Coding of audio signals
11/03/2005US20050244004 Information processing apparatus and method
11/03/2005CA2563370A1 Method and system for content sampling and identification
11/02/2005CN1692363A Information processing system, information processing apparatus and information processing method, as well as program and recording medium
10/2005
10/27/2005WO2005101372A1 Coding of audio signals
10/27/2005WO2005101369A2 System and method for musical sonification of data parameters in a data stream
10/27/2005US20050240396 System and method for musical sonification of data parameters in a data stream
10/27/2005DE102004017486A1 Verfahren zur Geräuschreduktion bei einem Sprach-Eingangssignal Method for noise reduction in a speech input signal
10/26/2005EP1589446A1 Information processing system, information processing device, information processing method, program, and recording medium
10/26/2005CN1689226A Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
10/26/2005CN1224872C Digital data copyright protection system
10/25/2005US6959166 Interactive toy
10/20/2005WO2005098827A1 Method for noise reduction in a speech input signal
10/20/2005WO2005098819A1 Method for automatic real-time identification of languages in an audio signal and device for carrying out said method
10/19/2005EP1587061A1 Pitch detection of speech signals
10/13/2005WO2005094183A2 Apparatus and method for digital coding of sound
10/13/2005US20050228656 Audio coding
10/13/2005US20050228647 Method and system for controlling potentially harmful signals in a signal arranged to convey speech
10/13/2005DE102004022659B3 Vorrichtung zum Charakterisieren eines Tonsignals A device for characterizing a tone signal
10/12/2005CN1682280A Method and system for controlling potentially harmful signals in a signal arranged to convey speech
10/12/2005CN1223087C Spectrum modeling
10/11/2005US6954726 Method and device for estimating the pitch of a speech signal using a binary signal
10/06/2005WO2005093950A1 Circuit arrangement and signal processing device
10/06/2005WO2005093712A1 Method and system for semantically segmenting an audio sequence
09/2005
09/29/2005US20050213522 Coding of stereo signals
09/28/2005EP1579698A1 Method and system for augmenting an audio signal
09/28/2005EP1579422A1 Method and system to mark an audio signal with metadata
09/21/2005CN1672173A Identification of digital data sequences
09/20/2005CA2163371C Information encoding method and apparatus, information decoding method and apparatus, information transmission method, and information recording medium
09/15/2005WO2005086536A1 Method for noise reduction in an audio device and hearing aid with means for reducing noise
09/15/2005US20050203998 Method in a digital network system for controlling the transmission of terminal equipment
09/15/2005DE102005010153A1 Systeme, Verfahren und ein Artikel zur Bestimmung von Frequenzwerten, die auf eine Vorrichtung angewendeten Kräften zugeordnet sind Systems, methods, and articles for determination of frequency values ​​that are associated with forces applied to a device
09/13/2005US6944510 Audio signal time scale modification
09/08/2005US20050197834 Systems, methods, and an article of manufacture for determining frequency values associated with forces applied to a device
09/08/2005US20050197832 Modulation depth enhancement for tone perception
09/08/2005US20050197831 Device and method for generating a complex spectral representation of a discrete-time signal
09/08/2005US20050195990 Method and apparatus for separating sound-source signal and method and device for detecting pitch
09/07/2005CN1664930A Pitch cycle search range setting device and pitch cycle search device
09/07/2005CN1664929A Pitch cycle search range setting device and pitch cycle search device
09/07/2005CN1664928A Pitch cycle search range setting device and pitch cycle search device
09/07/2005CN1664735A Systems, methods, and an article of manufacture for determining frequency values associated with forces applied to a device
09/07/2005CN1218296C Pitch cycle search range setting device and pitch cycle search device
09/01/2005US20050192795 Identification of the presence of speech in digital audio data
08/2005
08/31/2005EP1569200A1 Identification of the presence of speech in digital audio data
08/31/2005CN1663281A Method for generating hashes from a compressed multimedia content
08/25/2005US20050187757 Compressing messages on a per semantic component basis while maintaining a degree of human readability
08/24/2005EP1566796A2 Method and apparatus for separating a sound-source signal and method and device for detecting pitch
08/24/2005EP1566066A1 System and method for robustly detecting voice and DTX modes
08/24/2005CN1658283A Method and apparatus for separating sound-source signal and method and device for detecting pitch
08/24/2005CN1216368C Method and system for extension of frequency range of voice signal
08/24/2005CN1216362C 2-segment pitch detection method and apparatus
08/24/2005CN1216361C Estimating the pitch of a speech signal using a binary signal
08/18/2005US20050182620 Voice activity detector
08/17/2005EP1563487A1 Method for determining acoustic features of acoustic signals for the analysis of unknown acoustic signals and for modifying sound generation
08/17/2005EP1504445A4 Robust and invariant audio pattern matching
08/17/2005CN1656537A Audio coding
08/17/2005CN1656366A Method in a digital network system for controlling the transmission of terminal equipment
08/17/2005CN1655604A Still image producing apparatus
08/16/2005US6931541 Information processing apparatus and method
08/11/2005US20050177372 Robust and invariant audio pattern matching
08/10/2005CN1214362C Device and method for determining corelative coefficient between signals and signal sectional distance
08/04/2005DE10342307B4 Verfahren zur Entstörung übermittelter Audiosignale zwischen Telekommunikationsendgeräten Method for suppression of transmitted audio signals between telecommunication terminals
08/03/2005EP1560354A1 Method and apparatus for comparing received candidate sound or video items with multiple candidate reference sound or video items
08/03/2005EP0995190B1 Audio coding based on determining a noise contribution from a phase change
07/2005
07/28/2005US20050163325 Method for characterizing a sound signal
07/27/2005EP1557820A1 Voice activity detection operating with compressed speech signal parameters
07/27/2005EP1374229B1 Method and device for determining the quality of a speech signal
07/27/2005CN1647160A Robust and invariant audio pattern matching
07/27/2005CN1647158A Coding of stereo signals
07/27/2005CN1647152A Method for synthesizing speech
07/21/2005US20050160449 Apparatus and method for automatic dissection of segmented audio signals
07/21/2005US20050159944 Method and system for measuring a system's transmission quality
07/21/2005US20050158037 Still image producing apparatus
07/19/2005US6920424 Determination and use of spectral peak information and incremental information in pattern recognition
07/19/2005US6920423 Methods for speech processing
07/14/2005DE69918635T2 Vorrichtung und Verfahren zur Sprachverarbeitung Apparatus and method for speech processing
07/13/2005EP1127349A4 Signal processing techniques for time-scale and/or pitch modification of audio signals
07/13/2005CN1210690C Audio decoder and audio decoding method
07/12/2005US6917912 Method and apparatus for tracking pitch in audio analysis
07/07/2005US20050149321 Pitch detection of speech signals
07/07/2005US20050146966 Information processing system, information processing device, information processing method, program and recording medium
07/06/2005EP1551006A1 Apparatus and method for voice activity detection
07/06/2005CN1209743C System and method for speech recognition using tonal modeling
07/05/2005US6915257 Method and apparatus for speech coding with voiced/unvoiced determination
06/2005
06/30/2005US20050143983 Speech recognition using dual-pass pitch tracking
06/30/2005US20050143978 Speech detection system in an audio signal in noisy surrounding
06/30/2005US20050143977 Quality assessment tool
06/30/2005US20050143976 Anomaly recognition method for data streams
06/30/2005US20050143974 Method for qulitative evaluation of a digital audio signal
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