JPS6318891B2 - - Google Patents

Info

Publication number
JPS6318891B2
JPS6318891B2 JP56045081A JP4508181A JPS6318891B2 JP S6318891 B2 JPS6318891 B2 JP S6318891B2 JP 56045081 A JP56045081 A JP 56045081A JP 4508181 A JP4508181 A JP 4508181A JP S6318891 B2 JPS6318891 B2 JP S6318891B2
Authority
JP
Japan
Prior art keywords
agc
emitter
transistor
preamplifier
diodes
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
Application number
JP56045081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57160208A (en
Inventor
Michio Hibi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56045081A priority Critical patent/JPS57160208A/ja
Publication of JPS57160208A publication Critical patent/JPS57160208A/ja
Publication of JPS6318891B2 publication Critical patent/JPS6318891B2/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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H03G1/0058—PIN-diodes

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Optical Communication System (AREA)
JP56045081A 1981-03-27 1981-03-27 Amplifier under automatic gain control Granted JPS57160208A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56045081A JPS57160208A (en) 1981-03-27 1981-03-27 Amplifier under automatic gain control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56045081A JPS57160208A (en) 1981-03-27 1981-03-27 Amplifier under automatic gain control

Publications (2)

Publication Number Publication Date
JPS57160208A JPS57160208A (en) 1982-10-02
JPS6318891B2 true JPS6318891B2 (OSRAM) 1988-04-20

Family

ID=12709372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56045081A Granted JPS57160208A (en) 1981-03-27 1981-03-27 Amplifier under automatic gain control

Country Status (1)

Country Link
JP (1) JPS57160208A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2622490B2 (ja) * 1993-08-12 1997-06-18 沖電気工業株式会社 光伝送損失補償回路

Also Published As

Publication number Publication date
JPS57160208A (en) 1982-10-02

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