JP2545533Y2 - レーザダイオード制御回路 - Google Patents

レーザダイオード制御回路

Info

Publication number
JP2545533Y2
JP2545533Y2 JP10401990U JP10401990U JP2545533Y2 JP 2545533 Y2 JP2545533 Y2 JP 2545533Y2 JP 10401990 U JP10401990 U JP 10401990U JP 10401990 U JP10401990 U JP 10401990U JP 2545533 Y2 JP2545533 Y2 JP 2545533Y2
Authority
JP
Japan
Prior art keywords
laser diode
voltage
line
output power
control 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.)
Expired - Lifetime
Application number
JP10401990U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0461966U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
淳 土居
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP10401990U priority Critical patent/JP2545533Y2/ja
Publication of JPH0461966U publication Critical patent/JPH0461966U/ja
Application granted granted Critical
Publication of JP2545533Y2 publication Critical patent/JP2545533Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Laser Beam Printer (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Fax Reproducing Arrangements (AREA)
JP10401990U 1990-10-04 1990-10-04 レーザダイオード制御回路 Expired - Lifetime JP2545533Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10401990U JP2545533Y2 (ja) 1990-10-04 1990-10-04 レーザダイオード制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10401990U JP2545533Y2 (ja) 1990-10-04 1990-10-04 レーザダイオード制御回路

Publications (2)

Publication Number Publication Date
JPH0461966U JPH0461966U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-05-27
JP2545533Y2 true JP2545533Y2 (ja) 1997-08-25

Family

ID=31849126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10401990U Expired - Lifetime JP2545533Y2 (ja) 1990-10-04 1990-10-04 レーザダイオード制御回路

Country Status (1)

Country Link
JP (1) JP2545533Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7514911B2 (en) * 2004-05-13 2009-04-07 Marvell World Trade Ltd. Voltage regulator feedback protection method and apparatus

Also Published As

Publication number Publication date
JPH0461966U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-05-27

Similar Documents

Publication Publication Date Title
US7271597B2 (en) Electronic device, transmission system, and method for determining connection condition
KR950007489B1 (ko) 반도체레이저소자 구동회로
JP2545533Y2 (ja) レーザダイオード制御回路
MXPA00012463A (es) Circuito de control de laser con adaptacion automatica a la polaridad de senal de monitoreo.
EP1154640B1 (en) Exchangeable connecting device between video camera and automatic iris lens
US5305337A (en) Laser controller
US5991060A (en) Automatic power control for a wavelength selective EML module
JP3695413B2 (ja) 発光素子駆動装置および画像形成装置
JP2531117B2 (ja) 高速ａｐｃ回路
US6445401B2 (en) Light power modulating system
JP2941353B2 (ja) 半導体レーザ駆動回路
JP2773447B2 (ja) レーザダイオードの出力制御回路
JPH083904B2 (ja) 半導体レ−ザ−駆動回路
JP2822699B2 (ja) 断線検出回路
JP2823859B2 (ja) レーザ駆動回路
JPH08236849A (ja) Ｌｄ光出力制御回路
JP2917093B2 (ja) 光モデム装置
JPS59218520A (ja) 自動制御回路
JPH0756521Y2 (ja) デジタル信号送信装置の誤動作防止回路
KR940003119B1 (ko) 전자복사기의 자동 노광 조절회로 및 방법
JPH0127309Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH05343773A (ja) 発光素子駆動回路
KR900003627Y1 (ko) 데이프의 종단검출 안정화 회로
JPH0522990Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH02296381A (ja) 半導体レーザ劣化検出回路