JPH0530326B2 - - Google Patents

Info

Publication number
JPH0530326B2
JPH0530326B2 JP60044816A JP4481685A JPH0530326B2 JP H0530326 B2 JPH0530326 B2 JP H0530326B2 JP 60044816 A JP60044816 A JP 60044816A JP 4481685 A JP4481685 A JP 4481685A JP H0530326 B2 JPH0530326 B2 JP H0530326B2
Authority
JP
Japan
Prior art keywords
circuit
variable gain
bias
signal
current
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 - Lifetime
Application number
JP60044816A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61205012A (ja
Inventor
Kenkichi Yamashita
Satoru Nishimoto
Kazuo Kato
Yasuharu Kamata
Tomohiko Doken
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 JP4481685A priority Critical patent/JPS61205012A/ja
Publication of JPS61205012A publication Critical patent/JPS61205012A/ja
Publication of JPH0530326B2 publication Critical patent/JPH0530326B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP4481685A 1985-03-08 1985-03-08 可変ゲイン増幅回路用ｉｃ Granted JPS61205012A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4481685A JPS61205012A (ja) 1985-03-08 1985-03-08 可変ゲイン増幅回路用ｉｃ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4481685A JPS61205012A (ja) 1985-03-08 1985-03-08 可変ゲイン増幅回路用ｉｃ

Publications (2)

Publication Number Publication Date
JPS61205012A JPS61205012A (ja) 1986-09-11
JPH0530326B2 true JPH0530326B2 (US07655688-20100202-C00086.png) 1993-05-07

Family

ID=12701955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4481685A Granted JPS61205012A (ja) 1985-03-08 1985-03-08 可変ゲイン増幅回路用ｉｃ

Country Status (1)

Country Link
JP (1) JPS61205012A (US07655688-20100202-C00086.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5932270A (ja) * 1982-08-17 1984-02-21 Matsushita Electric Ind Co Ltd 映像信号制御回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5932270A (ja) * 1982-08-17 1984-02-21 Matsushita Electric Ind Co Ltd 映像信号制御回路

Also Published As

Publication number Publication date
JPS61205012A (ja) 1986-09-11

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