ZA73815B - Transfer system for wideband sound signals - Google Patents

Transfer system for wideband sound signals

Info

Publication number
ZA73815B
ZA73815B ZA730815A ZA73815A ZA73815B ZA 73815 B ZA73815 B ZA 73815B ZA 730815 A ZA730815 A ZA 730815A ZA 73815 A ZA73815 A ZA 73815A ZA 73815 B ZA73815 B ZA 73815B
Authority
ZA
South Africa
Prior art keywords
transfer system
sound signals
wideband sound
wideband
signals
Prior art date
Application number
ZA730815A
Inventor
G Gassmann
Original Assignee
Standard Telephones Cables Ltd
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 Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd
Publication of ZA73815B publication Critical patent/ZA73815B/en

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
    • 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
    • H04B1/667—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 a division in frequency subbands

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Television Systems (AREA)
ZA730815A 1972-02-24 1973-02-06 Transfer system for wideband sound signals ZA73815B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2208805A DE2208805A1 (en) 1972-02-24 1972-02-24 METHOD FOR TRANSMISSION OF BROADBAND AUDIO SIGNALS

Publications (1)

Publication Number Publication Date
ZA73815B true ZA73815B (en) 1973-11-28

Family

ID=5836995

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA730815A ZA73815B (en) 1972-02-24 1973-02-06 Transfer system for wideband sound signals

Country Status (2)

Country Link
DE (1) DE2208805A1 (en)
ZA (1) ZA73815B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2346980C2 (en) * 1973-09-18 1983-12-08 Standard Elektrik Lorenz Ag, 7000 Stuttgart Playback side of a system for the transmission of broadband music and / or speech signals
DE2328317C2 (en) * 1972-02-24 1984-04-05 Standard Elektrik Lorenz Ag, 7000 Stuttgart System for the transmission of broadband music and / or voice signals

Also Published As

Publication number Publication date
DE2208805A1 (en) 1973-09-13

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