JPS53129524A - Recording and regenerating method for chromaticity - Google Patents

Recording and regenerating method for chromaticity

Info

Publication number
JPS53129524A
JPS53129524A JP4357377A JP4357377A JPS53129524A JP S53129524 A JPS53129524 A JP S53129524A JP 4357377 A JP4357377 A JP 4357377A JP 4357377 A JP4357377 A JP 4357377A JP S53129524 A JPS53129524 A JP S53129524A
Authority
JP
Japan
Prior art keywords
recording
chromaticity
regenerating method
killer
circuit
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.)
Granted
Application number
JP4357377A
Other languages
Japanese (ja)
Other versions
JPS5940354B2 (en
Inventor
Yoshizumi Wataya
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP52043573A priority Critical patent/JPS5940354B2/en
Priority to DE19782816272 priority patent/DE2816272C3/en
Publication of JPS53129524A publication Critical patent/JPS53129524A/en
Publication of JPS5940354B2 publication Critical patent/JPS5940354B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/83—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/793—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

PURPOSE: To obtain an accurate killer operation by constituting a killer circuit by an automatic phase control circuit by controlling the 2nd and 1st control oscillators in recording and regeneration respectively making use of the output of a phase detector.
COPYRIGHT: (C)1978,JPO&Japio
JP52043573A 1977-04-18 1977-04-18 Chromaticity signal recording and playback method Expired JPS5940354B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP52043573A JPS5940354B2 (en) 1977-04-18 1977-04-18 Chromaticity signal recording and playback method
DE19782816272 DE2816272C3 (en) 1977-04-18 1978-04-14 Video signal recording and reproducing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52043573A JPS5940354B2 (en) 1977-04-18 1977-04-18 Chromaticity signal recording and playback method

Publications (2)

Publication Number Publication Date
JPS53129524A true JPS53129524A (en) 1978-11-11
JPS5940354B2 JPS5940354B2 (en) 1984-09-29

Family

ID=12667481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52043573A Expired JPS5940354B2 (en) 1977-04-18 1977-04-18 Chromaticity signal recording and playback method

Country Status (2)

Country Link
JP (1) JPS5940354B2 (en)
DE (1) DE2816272C3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430674A (en) * 1981-02-25 1984-02-07 Tokyo Shibaura Denki Kabushiki Kaisha Color video signal processing circuit
US4370680A (en) * 1981-02-25 1983-01-25 Tokyo Shibaura Denki Kabushiki Kaisha Color signal processing device for video recorder

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5338061B2 (en) * 1973-05-16 1978-10-13

Also Published As

Publication number Publication date
JPS5940354B2 (en) 1984-09-29
DE2816272C3 (en) 1981-10-29
DE2816272A1 (en) 1978-10-26
DE2816272B2 (en) 1981-03-12

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