JPS59182618A - 電圧制御型抵抗回路 - Google Patents

電圧制御型抵抗回路

Info

Publication number
JPS59182618A
JPS59182618A JP58055139A JP5513983A JPS59182618A JP S59182618 A JPS59182618 A JP S59182618A JP 58055139 A JP58055139 A JP 58055139A JP 5513983 A JP5513983 A JP 5513983A JP S59182618 A JPS59182618 A JP S59182618A
Authority
JP
Japan
Prior art keywords
current
voltage
transistor
circuit
supplied
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
JP58055139A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0369211B2 (enrdf_load_stackoverflow
Inventor
Mitsunori Tsuchiya
土屋　光典
Kazuo Watanabe
一雄 渡辺
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 Microcomputer System Ltd
Hitachi Ltd
Original Assignee
Hitachi Ltd
Hitachi Microcomputer Engineering 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, Hitachi Microcomputer Engineering Ltd filed Critical Hitachi Ltd
Priority to JP58055139A priority Critical patent/JPS59182618A/ja
Publication of JPS59182618A publication Critical patent/JPS59182618A/ja
Publication of JPH0369211B2 publication Critical patent/JPH0369211B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
JP58055139A 1983-04-01 1983-04-01 電圧制御型抵抗回路 Granted JPS59182618A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58055139A JPS59182618A (ja) 1983-04-01 1983-04-01 電圧制御型抵抗回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58055139A JPS59182618A (ja) 1983-04-01 1983-04-01 電圧制御型抵抗回路

Publications (2)

Publication Number Publication Date
JPS59182618A true JPS59182618A (ja) 1984-10-17
JPH0369211B2 JPH0369211B2 (enrdf_load_stackoverflow) 1991-10-31

Family

ID=12990441

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58055139A Granted JPS59182618A (ja) 1983-04-01 1983-04-01 電圧制御型抵抗回路

Country Status (1)

Country Link
JP (1) JPS59182618A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0226113A (ja) * 1988-07-14 1990-01-29 Rohm Co Ltd 利得可変増幅器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52116052A (en) * 1976-03-04 1977-09-29 Nat Semikondakutaa Yuu Kei Ltd Electronic impedance device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52116052A (en) * 1976-03-04 1977-09-29 Nat Semikondakutaa Yuu Kei Ltd Electronic impedance device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0226113A (ja) * 1988-07-14 1990-01-29 Rohm Co Ltd 利得可変増幅器

Also Published As

Publication number Publication date
JPH0369211B2 (enrdf_load_stackoverflow) 1991-10-31

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