JPS635660U - - Google Patents

Info

Publication number
JPS635660U
JPS635660U JP9761186U JP9761186U JPS635660U JP S635660 U JPS635660 U JP S635660U JP 9761186 U JP9761186 U JP 9761186U JP 9761186 U JP9761186 U JP 9761186U JP S635660 U JPS635660 U JP S635660U
Authority
JP
Japan
Prior art keywords
semiconductor laser
photodetector
output
absorption cell
modulated
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
JP9761186U
Other languages
English (en)
Other versions
JPH0331089Y2 (ja
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 filed Critical
Priority to JP9761186U priority Critical patent/JPH0331089Y2/ja
Priority to GB8627744A priority patent/GB2187592B/en
Priority to US06/937,359 priority patent/US4833681A/en
Priority to US06/942,448 priority patent/US4893353A/en
Priority to US06/943,670 priority patent/US4856899A/en
Priority to DE3643569A priority patent/DE3643569C2/de
Priority to GB8630375A priority patent/GB2185567B/en
Priority to DE3643553A priority patent/DE3643553C2/de
Priority to DE3643629A priority patent/DE3643629C2/de
Priority to GB8630374A priority patent/GB2185619B/en
Publication of JPS635660U publication Critical patent/JPS635660U/ja
Priority to US07/293,020 priority patent/US4912526A/en
Application granted granted Critical
Publication of JPH0331089Y2 publication Critical patent/JPH0331089Y2/ja
Expired legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案に係る半導体レーザ波長安定化
装置の一実施例を示す構成ブロツク図、第２図は
動作点を説明するための特性曲線図、第３図、第
４図は本考案の他の実施例を示す構成ブロツク図
、第５図は従来例を示す構成ブロツク図、第６図
はロツクインアンプの出力特性を示す特性曲線図
である。 １…可変ゲイン増幅器、２，２１，２２，２３
…コンパレータ、３，３１，３２，３３…設定電
源、ＰＤ…半導体レーザ、ＵＭ…音響光学変調器
、ＣＬ…吸収セル、Ａ…増幅器、ＳＧ１，ＳＧ２
…信号発生器、ＬＡ１，ＬＡ２…ロツクインアン
プ。

Claims (1)

  1. 【実用新案登録請求の範囲】 半導体レーザの出力光を変調し、この変調され
    た出力光を吸収セルに入射し、この吸収セルの透
    過光を光検出器で検出して、この光検出器の出力
    に関連する信号を前記半導体レーザに帰還する構
    成の半導体レーザ波長安定化装置において、 前記光検出器と前記半導体レーザの経路の間に
    設置された可変ゲイン増幅器を有し、この可変ゲ
    イン増幅器のゲインを前記光検出器の出力信号に
    関連する信号により制御することを特徴とする半
    導体レーザ波長安定化装置。
JP9761186U 1985-12-20 1986-06-27 Expired JPH0331089Y2 (ja)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP9761186U JPH0331089Y2 (ja) 1986-06-27 1986-06-27
GB8627744A GB2187592B (en) 1985-12-26 1986-11-20 Semiconductor laser wavelength stabilizer
US06/937,359 US4833681A (en) 1985-12-26 1986-12-03 Semiconductor laser wavelength stabilizer
US06/942,448 US4893353A (en) 1985-12-20 1986-12-16 Optical frequency synthesizer/sweeper
US06/943,670 US4856899A (en) 1985-12-20 1986-12-18 Optical frequency analyzer using a local oscillator heterodyne detection of incident light
GB8630375A GB2185567B (en) 1985-12-20 1986-12-19 Optical frequency analyzer
DE3643569A DE3643569C2 (de) 1985-12-20 1986-12-19 Analysator für optische Frequenzen
DE3643553A DE3643553C2 (de) 1985-12-20 1986-12-19 Vorrichtung zum Erzeugen und Wobbeln optischer Frequenzen
DE3643629A DE3643629C2 (de) 1985-12-26 1986-12-19 Vorrichtung zur Stabilisierung der Wellenlänge eines Halbleiterlasers
GB8630374A GB2185619B (en) 1985-12-20 1986-12-19 Optical frequency synthesizer/sweeper
US07/293,020 US4912526A (en) 1985-12-20 1989-01-03 Optical frequency synthesizer/sweeper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9761186U JPH0331089Y2 (ja) 1986-06-27 1986-06-27

Publications (2)

Publication Number Publication Date
JPS635660U true JPS635660U (ja) 1988-01-14
JPH0331089Y2 JPH0331089Y2 (ja) 1991-07-01

Family

ID=30964740

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9761186U Expired JPH0331089Y2 (ja) 1985-12-20 1986-06-27

Country Status (1)

Country Link
JP (1) JPH0331089Y2 (ja)

Also Published As

Publication number Publication date
JPH0331089Y2 (ja) 1991-07-01

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