AU5375873A - Improvements in or relating to time compression of audio signals - Google Patents

Improvements in or relating to time compression of audio signals

Info

Publication number
AU5375873A
AU5375873A AU53758/73A AU5375873A AU5375873A AU 5375873 A AU5375873 A AU 5375873A AU 53758/73 A AU53758/73 A AU 53758/73A AU 5375873 A AU5375873 A AU 5375873A AU 5375873 A AU5375873 A AU 5375873A
Authority
AU
Australia
Prior art keywords
relating
audio signals
time compression
compression
time
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
AU53758/73A
Other versions
AU481151B2 (en
Inventor
Frank Newell George
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of AU481151B2 publication Critical patent/AU481151B2/en
Publication of AU5375873A publication Critical patent/AU5375873A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/79Processing of colour television signals in connection with recording
    • H04N9/80Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/802Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007Time or data compression or expansion
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/78Television signal recording using magnetic recording
    • H04N5/781Television signal recording using magnetic recording on disks or drums
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/002Special television systems not provided for by H04N7/007 - H04N7/18
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/08Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Television Receiver Circuits (AREA)
  • Television Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AU53758/73A 1972-04-07 1973-03-26 Improvements in or relating to time compression of audio signals Expired AU481151B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24194472A 1972-04-07 1972-04-07
USUS241,944 1972-04-07

Publications (2)

Publication Number Publication Date
AU481151B2 AU481151B2 (en) 1974-09-26
AU5375873A true AU5375873A (en) 1974-09-26

Family

ID=

Also Published As

Publication number Publication date
DE2317490A1 (en) 1973-10-11
FR2179259B1 (en) 1978-05-26
GB1433411A (en) 1976-04-28
NL7304797A (en) 1973-10-09
US3789137A (en) 1974-01-29
JPS4911009A (en) 1974-01-31
DE2317490C2 (en) 1982-12-30
CA958648A (en) 1974-12-03
FR2179259A1 (en) 1973-11-16

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