JPS53126817A - Level controller of video signal - Google Patents

Level controller of video signal

Info

Publication number
JPS53126817A
JPS53126817A JP4228977A JP4228977A JPS53126817A JP S53126817 A JPS53126817 A JP S53126817A JP 4228977 A JP4228977 A JP 4228977A JP 4228977 A JP4228977 A JP 4228977A JP S53126817 A JPS53126817 A JP S53126817A
Authority
JP
Japan
Prior art keywords
video signal
level controller
bright
secure
see
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
JP4228977A
Other languages
Japanese (ja)
Other versions
JPS6226228B2 (en
Inventor
Hidetaka Egashira
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP4228977A priority Critical patent/JPS53126817A/en
Publication of JPS53126817A publication Critical patent/JPS53126817A/en
Publication of JPS6226228B2 publication Critical patent/JPS6226228B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To secure an easy-to-see TV picture image by controlling the output level of the video signal according to the bright and the dark signals of the video signal.
COPYRIGHT: (C)1978,JPO&Japio
JP4228977A 1977-04-12 1977-04-12 Level controller of video signal Granted JPS53126817A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4228977A JPS53126817A (en) 1977-04-12 1977-04-12 Level controller of video signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4228977A JPS53126817A (en) 1977-04-12 1977-04-12 Level controller of video signal

Publications (2)

Publication Number Publication Date
JPS53126817A true JPS53126817A (en) 1978-11-06
JPS6226228B2 JPS6226228B2 (en) 1987-06-08

Family

ID=12631872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4228977A Granted JPS53126817A (en) 1977-04-12 1977-04-12 Level controller of video signal

Country Status (1)

Country Link
JP (1) JPS53126817A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55150515U (en) * 1979-04-14 1980-10-30
JPH01177112A (en) * 1988-01-07 1989-07-13 Sharp Corp Mean voltage controller
US4942314A (en) * 1987-09-18 1990-07-17 Sanyo Electric Co., Ltd. Peak holding circuit for a color television receiver
US4998170A (en) * 1988-11-19 1991-03-05 Sanyo Electric Co., Ltd. Direct current restorer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5032004A (en) * 1973-07-25 1975-03-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5032004A (en) * 1973-07-25 1975-03-28

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55150515U (en) * 1979-04-14 1980-10-30
US4942314A (en) * 1987-09-18 1990-07-17 Sanyo Electric Co., Ltd. Peak holding circuit for a color television receiver
JPH01177112A (en) * 1988-01-07 1989-07-13 Sharp Corp Mean voltage controller
US4998170A (en) * 1988-11-19 1991-03-05 Sanyo Electric Co., Ltd. Direct current restorer

Also Published As

Publication number Publication date
JPS6226228B2 (en) 1987-06-08

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