ITTO920982A0 - Procedimento e dispositivo per la quantizzazione dei guadagni dell'ec citazione in codificatori della voce basati su tecniche di analisi persintesi. - Google Patents

Procedimento e dispositivo per la quantizzazione dei guadagni dell'ec citazione in codificatori della voce basati su tecniche di analisi persintesi.

Info

Publication number
ITTO920982A0
ITTO920982A0 IT92TO982A ITTO920982A ITTO920982A0 IT TO920982 A0 ITTO920982 A0 IT TO920982A0 IT 92TO982 A IT92TO982 A IT 92TO982A IT TO920982 A ITTO920982 A IT TO920982A IT TO920982 A0 ITTO920982 A0 IT TO920982A0
Authority
IT
Italy
Prior art keywords
persynthesis
excitement
quantizing
gains
procedure
Prior art date
Application number
IT92TO982A
Other languages
English (en)
Inventor
Luca Cellario
Daniele Sereno
Original Assignee
Sip
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sip filed Critical Sip
Publication of ITTO920982A0 publication Critical patent/ITTO920982A0/it
Priority to ITTO920982A priority Critical patent/IT1257431B/it
Priority to US08/135,298 priority patent/US5519807A/en
Priority to JP32962093A priority patent/JP3204581B2/ja
Priority to DE0600504T priority patent/DE600504T1/de
Priority to ES93119522T priority patent/ES2054606T3/es
Priority to DE69321444T priority patent/DE69321444T2/de
Priority to FI935423A priority patent/FI115327B/fi
Priority to AT93119522T priority patent/ATE172045T1/de
Priority to CA002110645A priority patent/CA2110645C/en
Priority to EP93119522A priority patent/EP0600504B1/en
Publication of ITTO920982A1 publication Critical patent/ITTO920982A1/it
Priority to GR940300069T priority patent/GR940300069T1/el
Application granted granted Critical
Publication of IT1257431B publication Critical patent/IT1257431B/it

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals 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
    • G10L19/04—Speech or audio signals 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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals 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
    • G10L19/04—Speech or audio signals 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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
ITTO920982A 1992-12-04 1992-12-04 Procedimento e dispositivo per la quantizzazione dei guadagni dell'eccitazione in codificatori della voce basati su tecniche di analisi per sintesi IT1257431B (it)

Priority Applications (11)

Application Number Priority Date Filing Date Title
ITTO920982A IT1257431B (it) 1992-12-04 1992-12-04 Procedimento e dispositivo per la quantizzazione dei guadagni dell'eccitazione in codificatori della voce basati su tecniche di analisi per sintesi
US08/135,298 US5519807A (en) 1992-12-04 1993-10-12 Method of and device for quantizing excitation gains in speech coders based on analysis-synthesis techniques
JP32962093A JP3204581B2 (ja) 1992-12-04 1993-12-02 合成による分析技術に基づいた音声符号器において励起ゲインを量子化する方法及び装置
FI935423A FI115327B (fi) 1992-12-04 1993-12-03 Menetelmä ja laite, joilla kvantisoidaan herätevahvistuksia puhekoodereissa, jotka perustuvat analyysi-synteesi-kautta-tekniikkaan
ES93119522T ES2054606T3 (es) 1992-12-04 1993-12-03 Procedimiento y dispositivo para la cuantificacion de las ganancias de la excitacion en codificadores de voz basados en tecnicas de analisis por sintesis.
DE69321444T DE69321444T2 (de) 1992-12-04 1993-12-03 Verfahren und Vorrichtung für Sprachkodierung auf der Basis von Analyse-durch-Synthesetechniken
DE0600504T DE600504T1 (de) 1992-12-04 1993-12-03 Verfahren und Vorrichtung für Sprachkodierer auf der Basis von Analyse-durch-Synthesetechniken.
AT93119522T ATE172045T1 (de) 1992-12-04 1993-12-03 Verfahren und vorrichtung für sprachkodierung auf der basis von analyse-durch-synthesetechniken
CA002110645A CA2110645C (en) 1992-12-04 1993-12-03 Method of and device for quantizing excitation gains in speech coders based on analysis-by-synthesis techniques
EP93119522A EP0600504B1 (en) 1992-12-04 1993-12-03 Method of and device for speech coding based on analysis-by-synthesis techniques
GR940300069T GR940300069T1 (en) 1992-12-04 1994-10-31 Method of and device for speech coders based on analysis-by-synthesis techniques.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO920982A IT1257431B (it) 1992-12-04 1992-12-04 Procedimento e dispositivo per la quantizzazione dei guadagni dell'eccitazione in codificatori della voce basati su tecniche di analisi per sintesi

Publications (3)

Publication Number Publication Date
ITTO920982A0 true ITTO920982A0 (it) 1992-12-04
ITTO920982A1 ITTO920982A1 (it) 1994-06-04
IT1257431B IT1257431B (it) 1996-01-16

Family

ID=11410902

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO920982A IT1257431B (it) 1992-12-04 1992-12-04 Procedimento e dispositivo per la quantizzazione dei guadagni dell'eccitazione in codificatori della voce basati su tecniche di analisi per sintesi

Country Status (10)

Country Link
US (1) US5519807A (it)
EP (1) EP0600504B1 (it)
JP (1) JP3204581B2 (it)
AT (1) ATE172045T1 (it)
CA (1) CA2110645C (it)
DE (2) DE69321444T2 (it)
ES (1) ES2054606T3 (it)
FI (1) FI115327B (it)
GR (1) GR940300069T1 (it)
IT (1) IT1257431B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW419645B (en) * 1996-05-24 2001-01-21 Koninkl Philips Electronics Nv A method for coding Human speech and an apparatus for reproducing human speech so coded
US6069940A (en) * 1997-09-19 2000-05-30 Siemens Information And Communication Networks, Inc. Apparatus and method for adding a subject line to voice mail messages
US6370238B1 (en) 1997-09-19 2002-04-09 Siemens Information And Communication Networks Inc. System and method for improved user interface in prompting systems
US6584181B1 (en) 1997-09-19 2003-06-24 Siemens Information & Communication Networks, Inc. System and method for organizing multi-media messages folders from a displayless interface and selectively retrieving information using voice labels
SE519563C2 (sv) * 1998-09-16 2003-03-11 Ericsson Telefon Ab L M Förfarande och kodare för linjär prediktiv analys-genom- synteskodning
CA2252170A1 (en) 1998-10-27 2000-04-27 Bruno Bessette A method and device for high quality coding of wideband speech and audio signals
EP1444688B1 (en) 2001-11-14 2006-08-16 Matsushita Electric Industrial Co., Ltd. Encoding device and decoding device
DE10249386B3 (de) * 2002-10-23 2004-07-08 Pingo Erzeugnisse Gmbh Mittel zur präventiven und abwehrenden Bekämpfung von Metallbränden
US7542899B2 (en) * 2003-09-30 2009-06-02 Alcatel-Lucent Usa Inc. Method and apparatus for adjusting the level of a speech signal in its encoded format
US8265929B2 (en) * 2004-12-08 2012-09-11 Electronics And Telecommunications Research Institute Embedded code-excited linear prediction speech coding and decoding apparatus and method
US9454974B2 (en) * 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
MY164399A (en) 2009-10-20 2017-12-15 Fraunhofer Ges Forschung Multi-mode audio codec and celp coding adapted therefore
US10373608B2 (en) * 2015-10-22 2019-08-06 Texas Instruments Incorporated Time-based frequency tuning of analog-to-information feature extraction

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1229681A (en) * 1984-03-06 1987-11-24 Kazunori Ozawa Method and apparatus for speech-band signal coding
US4704730A (en) * 1984-03-12 1987-11-03 Allophonix, Inc. Multi-state speech encoder and decoder
CA1255802A (en) * 1984-07-05 1989-06-13 Kazunori Ozawa Low bit-rate pattern encoding and decoding with a reduced number of excitation pulses
JPS6332599A (ja) * 1986-07-25 1988-02-12 松下電器産業株式会社 音声符号化装置
US4771465A (en) * 1986-09-11 1988-09-13 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech sinusoidal vocoder with transmission of only subset of harmonics
US4803730A (en) * 1986-10-31 1989-02-07 American Telephone And Telegraph Company, At&T Bell Laboratories Fast significant sample detection for a pitch detector
DE68912692T2 (de) * 1988-09-21 1994-05-26 Nippon Electric Co Zur Sprachqualitätsmodifizierung geeignetes Übertragungssystem durch Klassifizierung der Sprachsignale.
EP0422232B1 (en) * 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
IT1232084B (it) * 1989-05-03 1992-01-23 Cselt Centro Studi Lab Telecom Sistema di codifica per segnali audio a banda allargata
US5144671A (en) * 1990-03-15 1992-09-01 Gte Laboratories Incorporated Method for reducing the search complexity in analysis-by-synthesis coding
CA2068526C (en) * 1990-09-14 1997-02-25 Tomohiko Taniguchi Speech coding system
US5369724A (en) * 1992-01-17 1994-11-29 Massachusetts Institute Of Technology Method and apparatus for encoding, decoding and compression of audio-type data using reference coefficients located within a band of coefficients

Also Published As

Publication number Publication date
DE69321444T2 (de) 1999-04-22
FI935423A0 (fi) 1993-12-03
ES2054606T1 (es) 1994-08-16
ATE172045T1 (de) 1998-10-15
DE600504T1 (de) 1994-12-08
JPH06348300A (ja) 1994-12-22
ITTO920982A1 (it) 1994-06-04
EP0600504B1 (en) 1998-10-07
US5519807A (en) 1996-05-21
CA2110645A1 (en) 1994-06-05
GR940300069T1 (en) 1994-10-31
CA2110645C (en) 1998-06-16
DE69321444D1 (de) 1998-11-12
JP3204581B2 (ja) 2001-09-04
FI115327B (fi) 2005-04-15
IT1257431B (it) 1996-01-16
FI935423A7 (fi) 1994-06-05
EP0600504A1 (en) 1994-06-08
ES2054606T3 (es) 1998-12-16

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Legal Events

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0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971124