ATE159375T1 - Auf analyse-durch-synthese-methoden gegründeter sprachcodierer - Google Patents

Auf analyse-durch-synthese-methoden gegründeter sprachcodierer

Info

Publication number
ATE159375T1
ATE159375T1 AT92110767T AT92110767T ATE159375T1 AT E159375 T1 ATE159375 T1 AT E159375T1 AT 92110767 T AT92110767 T AT 92110767T AT 92110767 T AT92110767 T AT 92110767T AT E159375 T1 ATE159375 T1 AT E159375T1
Authority
AT
Austria
Prior art keywords
analysis
synthesis methods
speech encoder
encoder based
speech
Prior art date
Application number
AT92110767T
Other languages
English (en)
Inventor
De Iacovo Rosario Drogo
Roberto Montagna
Original Assignee
Telecom Italia Mobile Spa
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 Telecom Italia Mobile Spa filed Critical Telecom Italia Mobile Spa
Application granted granted Critical
Publication of ATE159375T1 publication Critical patent/ATE159375T1/de

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
    • G10L19/26—Pre-filtering or post-filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Machine Translation (AREA)
AT92110767T 1991-06-28 1992-06-26 Auf analyse-durch-synthese-methoden gegründeter sprachcodierer ATE159375T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO910493A IT1249940B (it) 1991-06-28 1991-06-28 Perfezionamenti ai codificatori della voce basati su tecniche di analisi per sintesi.

Publications (1)

Publication Number Publication Date
ATE159375T1 true ATE159375T1 (de) 1997-11-15

Family

ID=11409446

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92110767T ATE159375T1 (de) 1991-06-28 1992-06-26 Auf analyse-durch-synthese-methoden gegründeter sprachcodierer

Country Status (8)

Country Link
EP (1) EP0520462B1 (de)
JP (1) JP2597271B2 (de)
AT (1) ATE159375T1 (de)
CA (1) CA2070603C (de)
DE (2) DE69222696T2 (de)
ES (1) ES2037645T3 (de)
GR (2) GR930300033T1 (de)
IT (1) IT1249940B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3024467B2 (ja) * 1993-12-10 2000-03-21 日本電気株式会社 音声符号化装置
JP3024468B2 (ja) * 1993-12-10 2000-03-21 日本電気株式会社 音声復号装置
CN101169934B (zh) * 2006-10-24 2011-05-11 华为技术有限公司 时域听觉阈值加权滤波器的构造方法和设备、编解码器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6069699A (ja) * 1983-09-26 1985-04-20 株式会社リコー 音声パタ−ン作成装置
US4827517A (en) * 1985-12-26 1989-05-02 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech processor using arbitrary excitation coding

Also Published As

Publication number Publication date
DE69222696T2 (de) 1998-02-26
ES2037645T3 (es) 1997-12-01
ITTO910493A1 (it) 1992-12-28
DE69222696D1 (de) 1997-11-20
JP2597271B2 (ja) 1997-04-02
GR930300033T1 (en) 1993-06-07
IT1249940B (it) 1995-03-30
EP0520462B1 (de) 1997-10-15
CA2070603A1 (en) 1992-12-29
CA2070603C (en) 1996-10-15
DE520462T1 (de) 1993-04-29
JPH05232998A (ja) 1993-09-10
EP0520462A1 (de) 1992-12-30
GR3025073T3 (en) 1998-01-30
ES2037645T1 (es) 1993-07-01
ITTO910493A0 (it) 1991-06-28

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