Patents
Patents for G10L 25 - Speech or voice analysis techniques not restricted to a single one of groups (4,910)
10/2006
10/05/2006US20060224387 Non-intrusive speech-quality assessment
10/05/2006US20060224382 Noise reduction and audio-visual speech activity detection
10/05/2006DE19821273B4 Meßverfahren zur gehörrichtigen Qualitätsbewertung von codierten Audiosignalen Measuring method for aurally quality assessment of encoded audio signals
10/04/2006EP1579422B1 Method and system to mark an audio signal with metadata
10/04/2006EP1002312B1 Transmitter with an improved harmonic speech encoder
10/03/2006US7117147 Method and system for improving voice quality of a vocoder
10/03/2006CA2377808C Method for evaluating the quality of audio-visual sequences
10/03/2006CA2304749C Signal processing
09/2006
09/27/2006CN1838239A Apparatus for enhancing audio source decoder
09/27/2006CN1838238A Apparatus for enhancing audio source decoder
09/21/2006WO2006097299A1 Method for classifying audio data
09/21/2006WO2006019555B1 Music detection with low-complexity pitch correlation algorithm
09/20/2006EP1703491A1 Method for classifying audio data
09/19/2006US7110566 Modifying material
09/13/2006EP1485691B1 Method and system for measuring a system's transmission quality
09/12/2006US7107251 Method of evaluating the quality of audio-visual sequences
09/06/2006CN1830211A Method and device for generating and detecting fingerprints for synchronizing audio and video
09/06/2006CN1830025A Method for driving a dialog system
08/2006
08/31/2006US20060195500 Determination of a common fundamental frequency of harmonic signals
08/30/2006EP1436805B1 2-phase pitch detection method and appartus
08/30/2006EP1380029B1 Time-scale modification of signals applying techniques specific to determined signal types
08/30/2006EP1317752B1 A method and a device for objective speech quality assessment without reference signal
08/30/2006CN1272765C Comparing audio using characterizations based on auditory events
08/24/2006WO2006087490A1 Method of measuring annoyance caused by noise in an audio signal
08/17/2006US20060184861 Method and system for lost packet concealment in high quality audio streaming applications
08/17/2006US20060184366 Speech processing method and apparatus and program therefor
08/16/2006EP1690253A1 A highly optimized nonlinear least squares method for sinusoidal sound modelling
08/16/2006EP1514262B1 Audio coding
08/15/2006US7092874 Method and device for speech analysis
08/10/2006US20060178874 Method for analyzing fundamental frequency information and voice conversion method and system implementing said analysis method
08/10/2006US20060177003 Apparatus and method for extracting a test signal section from an audio signal
08/09/2006EP1687806A1 Matching data objects by matching derived fingerprints
08/09/2006EP1687803A1 Method and apparatus for melody representation and matching for music retrieval
08/03/2006US20060171543 Method and system for speech quality prediction of an audio transmission system
08/02/2006EP1686561A1 Determination of a common fundamental frequency of harmonic signals
08/02/2006CN1813284A Device and method for voice activity detection
08/02/2006CN1267887C Method and system for chinese speech pitch extraction
08/01/2006US7085715 Method and apparatus of controlling noise level calculations in a conferencing system
07/2006
07/27/2006WO2006019555A3 Music detection with low-complexity pitch correlation algorithm
07/27/2006US20060167588 Apparatus and method of controlling mobile body
07/27/2006US20060165239 Method for determining acoustic features of acoustic signals for the analysis of unknown acoustic signals and for modifying sound generation
07/26/2006EP1684267A2 Method and system for lost packet concealment in audio streaming transmission
07/25/2006US7082537 Code generating method and unit thereof, code detecting method and unit thereof, and watermark embedding unit and watermark detecting unit
07/20/2006US20060161430 Voice activation
07/19/2006EP1681670A1 Voice activation
07/12/2006CN1264137C Method for comparing audio signal by characterization based on auditory events
07/06/2006WO2006071093A1 Method for controlling speed of audio signals
07/06/2006US20060149536 SID frame update using SID prediction error
07/06/2006US20060149535 Method for controlling speed of audio signals
07/05/2006EP1676261A1 Voice activity detection with adaptive noise floor tracking
07/05/2006CN1262991C Method and apparatus for tracking the phase of a quasi-periodic signal
07/05/2006CN1262948C Audio data processing device and method
06/2006
06/29/2006US20060140406 Signal processing
06/28/2006EP1346553B1 Audio signal quality enhancement in a digital network
06/28/2006CN1795491A Method for analyzing fundamental frequency information and voice conversion method and system implementing said analysis method
06/22/2006US20060136200 Intelligent active talker level control
06/21/2006EP1671315A1 Process and device for characterising an audio signal
06/15/2006US20060129389 Spectrum modeling
06/14/2006EP1328928B1 Apparatus for bandwidth expansion of a speech signal
06/14/2006DE102004023436B4 Vorrichtung und Verfahren zum Analysieren eines Informationssignals Apparatus and method for analyzing an information signal
06/13/2006US7062442 Method and arrangement for search and recording of media signals
06/08/2006WO2006058958A1 Method for the automatic segmentation of speech
06/08/2006US20060120536 Method for analyzing audio data
06/07/2006EP1667106A1 Method for generating an audio signature
06/06/2006US7058189 Audio monitoring and conversion apparatus and method
06/01/2006DE10244699B4 Verfahren zur Bestimmung der Sprachaktivität Method for determining the speech activity
05/2006
05/31/2006EP1661433A1 Method and electronic device for detecting noise in a signal based on autocorrelation coefficient gradients
05/31/2006EP1661125A1 Clicking noise detection in a digital audio signal
05/31/2006CN1258171C Apparatus for reinforcing information source decoder
05/26/2006WO2006014924A3 Method and system for improving voice quality of a vocoder
05/16/2006US7046914 Automatic content analysis and representation of multimedia presentations
05/16/2006US7046807 Data administration method
05/11/2006US20060100882 Method and system to mark an audio signal with metadata
05/11/2006US20060100864 Process and computer program for managing voice production activity of a person-machine interaction system
05/11/2006US20060100863 Process and computer program for management of voice production activity of a person-machine interaction system
05/11/2006US20060100862 Acoustic models with structured hidden dynamics with integration over many possible hidden trajectories
05/10/2006EP1654728A1 Method for driving a dialog system
05/10/2006CN1771533A Audio coding
05/09/2006US7043424 Pitch mark determination using a fundamental frequency based adaptable filter
05/04/2006US20060095257 Method of generating program parameters according to decibel levels of voice signals
05/04/2006DE102004044649B3 Speech synthesis using database containing coded speech signal units from given text, with prosodic manipulation, characterizes speech signal units by periodic markings
05/03/2006EP1652385A1 Method and device for generating and detecting fingerprints for synchronizing audio and video
05/03/2006EP1652309A1 Method and device for digitization and data compression of analog signals
05/03/2006EP1652171A1 Method for analysing signals containing pulses
05/02/2006US7039582 Speech recognition using dual-pass pitch tracking
05/02/2006US7039199 System and process for locating a speaker using 360 degree sound source localization
04/2006
04/27/2006US20060089831 Compressing messages on a per semantic component basis while maintaining a degree of human readability
04/26/2006EP1650746A1 Method and computer program for managing barge-in in man-machine interface systems
04/26/2006EP1650745A1 Method and computer program for managing barge in a man-machine interface systems
04/26/2006EP1649677A1 Methods and devices for evaluating transmission times and for processing a voice signal received in a terminal connected to a packet network
04/25/2006US7035792 Speech recognition using dual-pass pitch tracking
04/25/2006US7035775 Similar time series detection method and apparatus, program and recording medium
04/20/2006WO2005101369A3 System and method for musical sonification of data parameters in a data stream
04/20/2006US20060085182 Method and system for augmenting an audio signal
04/20/2006DE60205232T2 Verfahren und vorrichtung zur bestimmung der qualität eines sprachsignals Method and device for determining the quality of a speech signal
04/19/2006CN1252677C Improved method for determining quality of speech signal and appts.
04/13/2006US20060080100 Apparatus and method for grouping temporal segments of a piece of music
04/13/2006US20060080099 Signal end-pointing method and system
04/13/2006US20060080096 Signal end-pointing method and system
04/13/2006US20060080088 Method and apparatus for estimating pitch of signal
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