JPS59183515A - 可変利得差動増幅回路 - Google Patents

可変利得差動増幅回路

Info

Publication number
JPS59183515A
JPS59183515A JP5748183A JP5748183A JPS59183515A JP S59183515 A JPS59183515 A JP S59183515A JP 5748183 A JP5748183 A JP 5748183A JP 5748183 A JP5748183 A JP 5748183A JP S59183515 A JPS59183515 A JP S59183515A
Authority
JP
Japan
Prior art keywords
current
differential pair
gain
variable
circuit
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
JP5748183A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0354482B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Ihara
伊原　博司
Tamio Tomosugi
友杉　民夫
Masahiro Ouchi
大内　雅弘
Tsutomu Kamoto
加本　務
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.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric Co 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 NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP5748183A priority Critical patent/JPS59183515A/ja
Publication of JPS59183515A publication Critical patent/JPS59183515A/ja
Publication of JPH0354482B2 publication Critical patent/JPH0354482B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements in emitter-coupled or cascode amplifiers

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP5748183A 1983-04-01 1983-04-01 可変利得差動増幅回路 Granted JPS59183515A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5748183A JPS59183515A (ja) 1983-04-01 1983-04-01 可変利得差動増幅回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5748183A JPS59183515A (ja) 1983-04-01 1983-04-01 可変利得差動増幅回路

Publications (2)

Publication Number Publication Date
JPS59183515A true JPS59183515A (ja) 1984-10-18
JPH0354482B2 JPH0354482B2 (enrdf_load_stackoverflow) 1991-08-20

Family

ID=13056901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5748183A Granted JPS59183515A (ja) 1983-04-01 1983-04-01 可変利得差動増幅回路

Country Status (1)

Country Link
JP (1) JPS59183515A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60150812U (ja) * 1984-03-16 1985-10-07 株式会社ケンウッド 増幅率可変型増幅器
JPS639308A (ja) * 1986-06-30 1988-01-16 Shimadzu Corp 可変利得増幅器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5364452A (en) * 1976-11-19 1978-06-08 Mitsubishi Electric Corp Variable gain control device
JPS55102219U (enrdf_load_stackoverflow) * 1979-01-11 1980-07-16
JPS5623325A (en) * 1979-08-06 1981-03-05 Nippon Tokushu Gijutsu Kenkyusho:Kk Preparation of spark wheel for lighter
JPS56161707A (en) * 1980-05-19 1981-12-12 Toshiba Corp Signal processing circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5364452A (en) * 1976-11-19 1978-06-08 Mitsubishi Electric Corp Variable gain control device
JPS55102219U (enrdf_load_stackoverflow) * 1979-01-11 1980-07-16
JPS5623325A (en) * 1979-08-06 1981-03-05 Nippon Tokushu Gijutsu Kenkyusho:Kk Preparation of spark wheel for lighter
JPS56161707A (en) * 1980-05-19 1981-12-12 Toshiba Corp Signal processing circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60150812U (ja) * 1984-03-16 1985-10-07 株式会社ケンウッド 増幅率可変型増幅器
JPS639308A (ja) * 1986-06-30 1988-01-16 Shimadzu Corp 可変利得増幅器

Also Published As

Publication number Publication date
JPH0354482B2 (enrdf_load_stackoverflow) 1991-08-20

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