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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US407696027 Oct 197628 Feb 1978Texas Instruments IncorporatedCCD speech processor
US418404925 Ago 197815 Ene 1980Bell Telephone Laboratories, IncorporatedTransform speech signal coding with pitch controlled adaptive quantizing
US431072123 Ene 198012 Ene 1982The United States of America as represented by the Secretary of the ArmyHalf duplex integral vocoder modem system
US44956205 Ago 198222 Ene 1985AT&T Bell LaboratoriesTransmitting data on the phase of speech
US491474929 Oct 19843 Abr 1990NEC CorporationMethod capable of extracting a value of a spectral envelope parameter with a reduced amount of operations and a device therefor
US49411789 May 198910 Jul 1990GTE Laboratories IncorporatedSpeech recognition using preclassification and spectral normalization
US51796268 Abr 198812 Ene 1993AT&T Bell LaboratoriesHarmonic speech coding arrangement where a set of parameters for a continuous magnitude spectrum is determined by a speech analyzer and the parameters are used by a synthesizer to determine a spectrum which is used to determine senusoids for synthesis
US52167484 Nov 19911 Jun 1993Bull, S.A.Integrated dynamic programming circuit
US541258916 Jun 19922 May 1995University of MichiganSystem for detecting reduced interference time-frequency distribution
US571536318 May 19953 Feb 1998Canon Kabushika KaishaMethod and apparatus for processing speech
US580945325 Ene 199615 Sep 1998Dragon Systems UK LimitedMethods and apparatus for detecting harmonic structure in a waveform
US602634814 Oct 199715 Feb 2000Bently Nevada CorporationApparatus and method for compressing measurement data correlative to machine status
US61086217 Oct 199722 Ago 2000Sony CorporationSpeech analysis method and speech encoding method and apparatus
US650780414 Feb 200014 Ene 2003Bently Nevada CorporationApparatus and method for compressing measurement data corelative to machine status
US672510828 Ene 199920 Abr 2004International Business Machines CorporationSystem and method for interpretation and visualization of acoustic spectra, particularly to discover the pitch and timbre of musical sounds
US733393014 Mar 200319 Feb 2008Agere Systems Inc.Tonal analysis for perceptual audio coding using a compressed spectral representation
US75805343 Mar 200525 Ago 2009Siemens Audiologische Technik GmbHMethod and arrangement for transmitting signals to a hearing aid
US806513831 Ago 200722 Nov 2011Japan Advanced Institute of Science and Technology
Glory Ltd.
Speech processing method and apparatus, storage medium, and speech system