JPS60173941A - レ−ザダイオ−ド切替回路 - Google Patents

レ−ザダイオ−ド切替回路

Info

Publication number
JPS60173941A
JPS60173941A JP59029189A JP2918984A JPS60173941A JP S60173941 A JPS60173941 A JP S60173941A JP 59029189 A JP59029189 A JP 59029189A JP 2918984 A JP2918984 A JP 2918984A JP S60173941 A JPS60173941 A JP S60173941A
Authority
JP
Japan
Prior art keywords
circuit
laser diode
current
transistor
constant current
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
JP59029189A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0312810B2 (da
Inventor
Toru Enomoto
徹 榎本
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
NEC 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 Electric Co Ltd filed Critical NEC Corp
Priority to JP59029189A priority Critical patent/JPS60173941A/ja
Publication of JPS60173941A publication Critical patent/JPS60173941A/ja
Publication of JPH0312810B2 publication Critical patent/JPH0312810B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP59029189A 1984-02-17 1984-02-17 レ−ザダイオ−ド切替回路 Granted JPS60173941A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59029189A JPS60173941A (ja) 1984-02-17 1984-02-17 レ−ザダイオ−ド切替回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59029189A JPS60173941A (ja) 1984-02-17 1984-02-17 レ−ザダイオ−ド切替回路

Publications (2)

Publication Number Publication Date
JPS60173941A true JPS60173941A (ja) 1985-09-07
JPH0312810B2 JPH0312810B2 (da) 1991-02-21

Family

ID=12269252

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59029189A Granted JPS60173941A (ja) 1984-02-17 1984-02-17 レ−ザダイオ−ド切替回路

Country Status (1)

Country Link
JP (1) JPS60173941A (da)

Also Published As

Publication number Publication date
JPH0312810B2 (da) 1991-02-21

Similar Documents

Publication Publication Date Title
US4709370A (en) Semiconductor laser driver circuit
US5521736A (en) Control circuits for parallel optical interconnects
US4338646A (en) Current limiting circuit
EP0495576B1 (en) laser driver for an optical disk drive
US4420841A (en) Optically coupled bidirectional transceiver
US6901223B2 (en) Optical transmitter and optical transmitting apparatus using the same
EP0798828A2 (en) Light emitting element driving circuit and light emitting device having the same
US5349462A (en) Single send-receive optical head for transmission and reception of data by optical system, and associated switching circuit
US6483345B1 (en) High speed level shift circuit for low voltage output
KR970701451A (ko) 신호-수신 및 신호-처리 유니트(signal-receiving and signal-processing unit)
US6778569B2 (en) Optical source driver with improved input stage
GB2097213A (en) Improvements in or relating to light source circuits
US4371847A (en) Data transmission link
US20040212867A1 (en) System and circuit for a multi-channel optoelectronic device driver
US6980575B1 (en) Topology on VCSEL driver
CA2011168C (en) Semiconductor laser driving circuit
US4437096A (en) Concentrator circuit incorporating solid state bilateral bridge arrangement
CA2203489C (en) Circuit in cmos technology for high speed driving of optical sources
US5352989A (en) Low input resistance amplifier stage
EP0288697A2 (en) Scaled voltage level translator circuit
US3550016A (en) Multiplexing switch
US4678939A (en) Output circuit for signal transmission systems
US4206368A (en) Signal isolating technique
US3983324A (en) Full duplex driver/receiver
US4788458A (en) Two wire interface circuit