JPH0559607B2 - - Google Patents

Info

Publication number
JPH0559607B2
JPH0559607B2 JP18909287A JP18909287A JPH0559607B2 JP H0559607 B2 JPH0559607 B2 JP H0559607B2 JP 18909287 A JP18909287 A JP 18909287A JP 18909287 A JP18909287 A JP 18909287A JP H0559607 B2 JPH0559607 B2 JP H0559607B2
Authority
JP
Japan
Prior art keywords
transistors
gain control
transistor
current
current source
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
JP18909287A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6432509A (en
Inventor
Hidekazu Ishii
Yumi Yoshimura
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
Original Assignee
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP18909287A priority Critical patent/JPS6432509A/ja
Publication of JPS6432509A publication Critical patent/JPS6432509A/ja
Publication of JPH0559607B2 publication Critical patent/JPH0559607B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP18909287A 1987-07-28 1987-07-28 Gain control circuit Granted JPS6432509A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18909287A JPS6432509A (en) 1987-07-28 1987-07-28 Gain control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18909287A JPS6432509A (en) 1987-07-28 1987-07-28 Gain control circuit

Publications (2)

Publication Number Publication Date
JPS6432509A JPS6432509A (en) 1989-02-02
JPH0559607B2 true JPH0559607B2 (enrdf_load_stackoverflow) 1993-08-31

Family

ID=16235199

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18909287A Granted JPS6432509A (en) 1987-07-28 1987-07-28 Gain control circuit

Country Status (1)

Country Link
JP (1) JPS6432509A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1309712B1 (it) * 1999-02-19 2002-01-30 St Microelectronics Srl Amplificatore a multistadio a guadagno variabile ad elevata banda difrequenza e ridotte variazioni di fase

Also Published As

Publication number Publication date
JPS6432509A (en) 1989-02-02

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term