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AU6465074A - Transmitting speech signals - Google Patents

Transmitting speech signals

Info

Publication number
AU6465074A
AU6465074A AU64650/74A AU6465074A AU6465074A AU 6465074 A AU6465074 A AU 6465074A AU 64650/74 A AU64650/74 A AU 64650/74A AU 6465074 A AU6465074 A AU 6465074A AU 6465074 A AU6465074 A AU 6465074A
Authority
AU
Australia
Prior art keywords
speech signals
transmitting speech
transmitting
signals
speech
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
Application number
AU64650/74A
Inventor
Helmut Mangold
Guenther Meyer-Broetz
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of AU6465074A publication Critical patent/AU6465074A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
    • H03M3/042—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM] with adaptable step size, e.g. adaptive differential pulse code modulation [ADPCM]
    • 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

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)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
AU64650/74A 1973-01-25 1974-01-18 Transmitting speech signals Expired AU6465074A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732303497 DE2303497C2 (en) 1973-01-25 1973-01-25 Method for the transmission of speech signals

Publications (1)

Publication Number Publication Date
AU6465074A true AU6465074A (en) 1975-07-24

Family

ID=5869879

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64650/74A Expired AU6465074A (en) 1973-01-25 1974-01-18 Transmitting speech signals

Country Status (2)

Country Link
AU (1) AU6465074A (en)
DE (1) DE2303497C2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2621692C2 (en) * 1976-02-28 1983-06-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for analyzing and synthesizing the difference signal in the case of prediction vocoders and arrangement for carrying out the method
DE2608244C2 (en) * 1976-02-28 1981-09-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for the analysis and synthesis of the difference signal in prediction vocoders
DE2811454A1 (en) * 1978-03-14 1979-09-20 Hertz Inst Heinrich Reproduction method improving quality of frequency band limited speech - by adding stored spectral signals derived from full range prototype
DE3117927C2 (en) * 1981-05-06 1986-11-27 Siemens AG, 1000 Berlin und 8000 München Arrangement for the detection of the longest of sequences of null characters periodically contained in digital signals
US4700362A (en) * 1983-10-07 1987-10-13 Dolby Laboratories Licensing Corporation A-D encoder and D-A decoder system
NL8620347A (en) * 1986-04-24 1988-03-01 Vnii Radiovesh Priema Akustiki METHOD FOR RECORDING AND READING DIGITAL AUDIO INFORMATION SIGNALS, AND DEVICE FOR CARRYING OUT THE METHOD

Also Published As

Publication number Publication date
DE2303497C2 (en) 1981-12-03
DE2303497A1 (en) 1974-08-01

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