DE3587251D1 - Anpassbares verfahren und vorrichtung fuer sprachkodierung. - Google Patents

Anpassbares verfahren und vorrichtung fuer sprachkodierung.

Info

Publication number
DE3587251D1
DE3587251D1 DE8686900480T DE3587251T DE3587251D1 DE 3587251 D1 DE3587251 D1 DE 3587251D1 DE 8686900480 T DE8686900480 T DE 8686900480T DE 3587251 T DE3587251 T DE 3587251T DE 3587251 D1 DE3587251 D1 DE 3587251D1
Authority
DE
Germany
Prior art keywords
voice coding
adaptable method
adaptable
coding
voice
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE8686900480T
Other languages
English (en)
Other versions
DE3587251T2 (de
Inventor
Bernard Zibman
Baruch Mazor
E Veeneman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Verizon Laboratories Inc
Original Assignee
GTE Laboratories Inc
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
Priority claimed from US06/798,174 external-priority patent/US4790016A/en
Application filed by GTE Laboratories Inc filed Critical GTE Laboratories Inc
Publication of DE3587251D1 publication Critical patent/DE3587251D1/de
Application granted granted Critical
Publication of DE3587251T2 publication Critical patent/DE3587251T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (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)
DE8686900480T 1984-12-20 1985-12-11 Anpassbares verfahren und vorrichtung fuer sprachkodierung. Expired - Lifetime DE3587251T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US68438284A 1984-12-20 1984-12-20
US06/798,174 US4790016A (en) 1985-11-14 1985-11-14 Adaptive method and apparatus for coding speech
PCT/US1985/002448 WO1986003872A1 (en) 1984-12-20 1985-12-11 Adaptive method and apparatus for coding speech

Publications (2)

Publication Number Publication Date
DE3587251D1 true DE3587251D1 (de) 1993-05-13
DE3587251T2 DE3587251T2 (de) 1993-07-15

Family

ID=27103309

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686900480T Expired - Lifetime DE3587251T2 (de) 1984-12-20 1985-12-11 Anpassbares verfahren und vorrichtung fuer sprachkodierung.

Country Status (3)

Country Link
EP (1) EP0208712B1 (de)
DE (1) DE3587251T2 (de)
WO (1) WO1986003872A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5924060A (en) * 1986-08-29 1999-07-13 Brandenburg; Karl Heinz Digital coding process for transmission or storage of acoustical signals by transforming of scanning values into spectral coefficients
DE3629434C2 (de) * 1986-08-29 1994-07-28 Karlheinz Dipl Ing Brandenburg Digitales Codierverfahren
SE0004163D0 (sv) 2000-11-14 2000-11-14 Coding Technologies Sweden Ab Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
DE102004059979B4 (de) 2004-12-13 2007-11-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Berechnung einer Signalenergie eines Informationssignals
ES2644974T3 (es) 2010-07-19 2017-12-01 Dolby International Ab Procesamiento de señales de audio durante la reconstrucción de alta frecuencia
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857758B2 (ja) * 1979-09-28 1983-12-21 株式会社日立製作所 音声ピッチ周期抽出装置
US4330689A (en) * 1980-01-28 1982-05-18 The United States Of America As Represented By The Secretary Of The Navy Multirate digital voice communication processor
DE3102822C2 (de) * 1981-01-28 1984-02-16 Siemens AG, 1000 Berlin und 8000 München Verfahren zur frequenzbandkomprimierten Sprachübertragung
US4535472A (en) * 1982-11-05 1985-08-13 At&T Bell Laboratories Adaptive bit allocator
US4667340A (en) * 1983-04-13 1987-05-19 Texas Instruments Incorporated Voice messaging system with pitch-congruent baseband coding
GB8421498D0 (en) * 1984-08-24 1984-09-26 British Telecomm Frequency domain speech coding

Also Published As

Publication number Publication date
WO1986003872A1 (en) 1986-07-03
EP0208712B1 (de) 1993-04-07
DE3587251T2 (de) 1993-07-15
EP0208712A1 (de) 1987-01-21
EP0208712A4 (de) 1988-01-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: VERIZON LABORATORIES INC., WILMINGTON, DEL., US