JPH0117636B2 - - Google Patents

Info

Publication number
JPH0117636B2
JPH0117636B2 JP56195687A JP19568781A JPH0117636B2 JP H0117636 B2 JPH0117636 B2 JP H0117636B2 JP 56195687 A JP56195687 A JP 56195687A JP 19568781 A JP19568781 A JP 19568781A JP H0117636 B2 JPH0117636 B2 JP H0117636B2
Authority
JP
Japan
Prior art keywords
circuit
signal
chroma
emphasis
recording
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
JP56195687A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5897992A (ja
Inventor
Keiichi Komatsu
Akira Shibata
Noboru Kojima
Tomomitsu Azeyanagi
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 JP56195687A priority Critical patent/JPS5897992A/ja
Priority to AU91066/82A priority patent/AU536690B2/en
Priority to EP82111130A priority patent/EP0081198B1/de
Priority to AT82111130T priority patent/ATE27757T1/de
Priority to DE8282111130T priority patent/DE3276562D1/de
Priority to CA000416961A priority patent/CA1201804A/en
Priority to ES517934A priority patent/ES8403686A1/es
Priority to BR8207076A priority patent/BR8207076A/pt
Priority to KR8205507A priority patent/KR850001025B1/ko
Priority to US06/447,387 priority patent/US4524380A/en
Publication of JPS5897992A publication Critical patent/JPS5897992A/ja
Publication of JPH0117636B2 publication Critical patent/JPH0117636B2/ja
Granted 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
    • 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
    • H04N9/87—Regeneration of colour television signals
    • H04N9/898—Regeneration of colour television signals using frequency multiplication of the reproduced colour signal carrier with another auxiliary reproduced signal, e.g. a pilot signal carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP56195687A 1981-12-07 1981-12-07 クロマ信号の再生装置 Granted JPS5897992A (ja)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP56195687A JPS5897992A (ja) 1981-12-07 1981-12-07 クロマ信号の再生装置
AU91066/82A AU536690B2 (en) 1981-12-07 1982-12-02 Chroma recording acc circuit
EP82111130A EP0081198B1 (de) 1981-12-07 1982-12-02 Aufzeichnungs- und Wiedergabeschaltung für ein Chrominanzsignal
AT82111130T ATE27757T1 (de) 1981-12-07 1982-12-02 Aufzeichnungs- und wiedergabeschaltung fuer ein chrominanzsignal.
DE8282111130T DE3276562D1 (en) 1981-12-07 1982-12-02 Chroma signal recording and reproducing circuit
CA000416961A CA1201804A (en) 1981-12-07 1982-12-03 Chroma signal recording and reproducing circuit
ES517934A ES8403686A1 (es) 1981-12-07 1982-12-06 Un circuito de grabar y reproducir senales de croma en un aparato de grabacion y reproduccion magneticas.
BR8207076A BR8207076A (pt) 1981-12-07 1982-12-06 Circuito de registro e reproducao de sinal croma
KR8205507A KR850001025B1 (ko) 1981-12-07 1982-12-07 색신호 기록 및 재생회로
US06/447,387 US4524380A (en) 1981-12-07 1982-12-07 Chroma signal recording and reproducing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56195687A JPS5897992A (ja) 1981-12-07 1981-12-07 クロマ信号の再生装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP60231153A Division JPS61142894A (ja) 1985-10-18 1985-10-18 クロマ信号の記録装置
JP2029576A Division JPH02243089A (ja) 1990-02-13 1990-02-13 磁気記録再生装置

Publications (2)

Publication Number Publication Date
JPS5897992A JPS5897992A (ja) 1983-06-10
JPH0117636B2 true JPH0117636B2 (de) 1989-03-31

Family

ID=16345324

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56195687A Granted JPS5897992A (ja) 1981-12-07 1981-12-07 クロマ信号の再生装置

Country Status (1)

Country Link
JP (1) JPS5897992A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030296A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 映像信号記録装置及び映像信号記録再生装置
JPS6086993A (ja) * 1983-10-19 1985-05-16 Hitachi Ltd クロマ信号のエンフアシス・デイエンフアシス回路

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986597A (en) * 1955-09-22 1961-05-30 Philips Corp Transmission system for television signals
US3305627A (en) * 1963-09-17 1967-02-21 Fernseh Gmbh Apparatus for increasing the signal-tonoise ratio in a compound signal
JPS51115728A (en) * 1975-04-04 1976-10-12 Victor Co Of Japan Ltd Method of recroding and reproducing the color image
JPS535909A (en) * 1976-07-06 1978-01-19 Sony Corp De-emphasis circuit
JPS53106109A (en) * 1977-02-28 1978-09-14 Sony Corp Vedio signal transmitting circuit
JPS5437531A (en) * 1977-08-30 1979-03-20 Victor Co Of Japan Ltd Recording-regenerating system for color vedeo signal on secam system
JPS54124713A (en) * 1978-03-20 1979-09-27 Matsushita Electric Ind Co Ltd Video signal recording-reproducing method
JPS55125786A (en) * 1979-03-23 1980-09-27 Matsushita Electric Ind Co Ltd Recording and reproduction method for video signal
JPS56119591A (en) * 1980-02-25 1981-09-19 Matsushita Electric Ind Co Ltd Recording and reproducing device of color video signal

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986597A (en) * 1955-09-22 1961-05-30 Philips Corp Transmission system for television signals
US3305627A (en) * 1963-09-17 1967-02-21 Fernseh Gmbh Apparatus for increasing the signal-tonoise ratio in a compound signal
JPS51115728A (en) * 1975-04-04 1976-10-12 Victor Co Of Japan Ltd Method of recroding and reproducing the color image
JPS535909A (en) * 1976-07-06 1978-01-19 Sony Corp De-emphasis circuit
JPS53106109A (en) * 1977-02-28 1978-09-14 Sony Corp Vedio signal transmitting circuit
JPS5437531A (en) * 1977-08-30 1979-03-20 Victor Co Of Japan Ltd Recording-regenerating system for color vedeo signal on secam system
JPS54124713A (en) * 1978-03-20 1979-09-27 Matsushita Electric Ind Co Ltd Video signal recording-reproducing method
JPS55125786A (en) * 1979-03-23 1980-09-27 Matsushita Electric Ind Co Ltd Recording and reproduction method for video signal
JPS56119591A (en) * 1980-02-25 1981-09-19 Matsushita Electric Ind Co Ltd Recording and reproducing device of color video signal

Also Published As

Publication number Publication date
JPS5897992A (ja) 1983-06-10

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