JPS51114823A - High-level chromatkey system for color tv camera - Google Patents

High-level chromatkey system for color tv camera

Info

Publication number
JPS51114823A
JPS51114823A JP50039054A JP3905475A JPS51114823A JP S51114823 A JPS51114823 A JP S51114823A JP 50039054 A JP50039054 A JP 50039054A JP 3905475 A JP3905475 A JP 3905475A JP S51114823 A JPS51114823 A JP S51114823A
Authority
JP
Japan
Prior art keywords
chromatkey
camera
color
level
signals
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
JP50039054A
Other languages
Japanese (ja)
Other versions
JPS6019189B2 (en
Inventor
Seiji Matsumoto
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 Denshi KK
Original Assignee
Hitachi Denshi KK
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 Denshi KK filed Critical Hitachi Denshi KK
Priority to JP50039054A priority Critical patent/JPS6019189B2/en
Publication of JPS51114823A publication Critical patent/JPS51114823A/en
Publication of JPS6019189B2 publication Critical patent/JPS6019189B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Color Television Image Signal Generators (AREA)
  • Processing Of Color Television Signals (AREA)

Abstract

PURPOSE: The picture quality of the highlighted section is improved in a compact and practical method by attenuating and erasing carrier color signals by brightness signals and making sections with high brightness to be white.
COPYRIGHT: (C)1976,JPO&Japio
JP50039054A 1975-04-02 1975-04-02 High-level chroma killer method for color television cameras Expired JPS6019189B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50039054A JPS6019189B2 (en) 1975-04-02 1975-04-02 High-level chroma killer method for color television cameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50039054A JPS6019189B2 (en) 1975-04-02 1975-04-02 High-level chroma killer method for color television cameras

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP56047318A Division JPS6052630B2 (en) 1981-04-01 1981-04-01 High-level chroma killer method for color television cameras

Publications (2)

Publication Number Publication Date
JPS51114823A true JPS51114823A (en) 1976-10-08
JPS6019189B2 JPS6019189B2 (en) 1985-05-15

Family

ID=12542402

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50039054A Expired JPS6019189B2 (en) 1975-04-02 1975-04-02 High-level chroma killer method for color television cameras

Country Status (1)

Country Link
JP (1) JPS6019189B2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808004A1 (en) * 1977-02-24 1978-08-31 Yoshida Kogyo Kk DEVICE FOR APPLYING A SEAL
JPS53106519A (en) * 1977-02-28 1978-09-16 Matsushita Electric Ind Co Ltd Color image pick up tube
JPS546031U (en) * 1977-06-15 1979-01-16
JPS6022076U (en) * 1983-07-21 1985-02-15 株式会社東芝 Video signal compression circuit
JPS6180988A (en) * 1984-09-28 1986-04-24 Fuji Photo Film Co Ltd Automatic white balance adjuster of color video camera
JPS62186686A (en) * 1986-02-12 1987-08-15 Sony Corp Image pickup device
US5049989A (en) * 1990-01-04 1991-09-17 Olympus Optical Co., Ltd. Method and circuit for reducing the influence of a bright image area in an endoscope image signal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4722176U (en) * 1971-04-05 1972-11-13
JPS5017134A (en) * 1973-06-12 1975-02-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4722176U (en) * 1971-04-05 1972-11-13
JPS5017134A (en) * 1973-06-12 1975-02-22

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808004A1 (en) * 1977-02-24 1978-08-31 Yoshida Kogyo Kk DEVICE FOR APPLYING A SEAL
JPS53106519A (en) * 1977-02-28 1978-09-16 Matsushita Electric Ind Co Ltd Color image pick up tube
JPS546031U (en) * 1977-06-15 1979-01-16
JPS6022076U (en) * 1983-07-21 1985-02-15 株式会社東芝 Video signal compression circuit
JPS6180988A (en) * 1984-09-28 1986-04-24 Fuji Photo Film Co Ltd Automatic white balance adjuster of color video camera
JPS62186686A (en) * 1986-02-12 1987-08-15 Sony Corp Image pickup device
US5049989A (en) * 1990-01-04 1991-09-17 Olympus Optical Co., Ltd. Method and circuit for reducing the influence of a bright image area in an endoscope image signal

Also Published As

Publication number Publication date
JPS6019189B2 (en) 1985-05-15

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