JPS5437529A - Automatic regulator circuit for picture quality - Google Patents

Automatic regulator circuit for picture quality

Info

Publication number
JPS5437529A
JPS5437529A JP10404177A JP10404177A JPS5437529A JP S5437529 A JPS5437529 A JP S5437529A JP 10404177 A JP10404177 A JP 10404177A JP 10404177 A JP10404177 A JP 10404177A JP S5437529 A JPS5437529 A JP S5437529A
Authority
JP
Japan
Prior art keywords
picture quality
regulator circuit
automatic regulator
noise amount
nosie
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.)
Pending
Application number
JP10404177A
Other languages
Japanese (ja)
Inventor
Masaharu Nishikawa
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP10404177A priority Critical patent/JPS5437529A/en
Publication of JPS5437529A publication Critical patent/JPS5437529A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve the S/N ratio of a weak-electric-field channel by extracting the nosie component superposed upon a composite video signal through gating, by detecting the noise amount, and by varying the characteristics of a video amplifier corresponding to the noise amount.
COPYRIGHT: (C)1979,JPO&Japio
JP10404177A 1977-08-29 1977-08-29 Automatic regulator circuit for picture quality Pending JPS5437529A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10404177A JPS5437529A (en) 1977-08-29 1977-08-29 Automatic regulator circuit for picture quality

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10404177A JPS5437529A (en) 1977-08-29 1977-08-29 Automatic regulator circuit for picture quality

Publications (1)

Publication Number Publication Date
JPS5437529A true JPS5437529A (en) 1979-03-20

Family

ID=14370126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10404177A Pending JPS5437529A (en) 1977-08-29 1977-08-29 Automatic regulator circuit for picture quality

Country Status (1)

Country Link
JP (1) JPS5437529A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697184A (en) * 1979-12-31 1981-08-05 Pentel Kk Printer
JPH0272083U (en) * 1988-11-18 1990-06-01

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914366A (en) * 1972-06-01 1974-02-07
JPS5224029A (en) * 1975-08-19 1977-02-23 Matsushita Electric Ind Co Ltd Picture quality adjustment circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914366A (en) * 1972-06-01 1974-02-07
JPS5224029A (en) * 1975-08-19 1977-02-23 Matsushita Electric Ind Co Ltd Picture quality adjustment circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697184A (en) * 1979-12-31 1981-08-05 Pentel Kk Printer
JPH0272083U (en) * 1988-11-18 1990-06-01

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