DK415879A - Fremgangsmaade og apparat til at drive ulineaere taerskelvaerdienheder - Google Patents

Fremgangsmaade og apparat til at drive ulineaere taerskelvaerdienheder

Info

Publication number
DK415879A
DK415879A DK415879A DK415879A DK415879A DK 415879 A DK415879 A DK 415879A DK 415879 A DK415879 A DK 415879A DK 415879 A DK415879 A DK 415879A DK 415879 A DK415879 A DK 415879A
Authority
DK
Denmark
Prior art keywords
ulinar
procedure
driving
threshold values
threshold
Prior art date
Application number
DK415879A
Other languages
English (en)
Other versions
DK151670C (da
DK151670B (da
Inventor
A Fausone
V Seano
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of DK415879A publication Critical patent/DK415879A/da
Publication of DK151670B publication Critical patent/DK151670B/da
Application granted granted Critical
Publication of DK151670C publication Critical patent/DK151670C/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06209—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
    • H01S5/06216—Pulse modulation or generation
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/345—Current stabilisation; Maintaining constant current
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Amplifiers (AREA)
  • Optical Communication System (AREA)
  • Led Devices (AREA)
  • Liquid Crystal Display Device Control (AREA)
DK415879A 1978-10-05 1979-10-04 Drivkredsloeb til en ulineaer komponent, saasom en diode, der afgiver et binaert udgangssignal DK151670C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT6929978 1978-10-05
IT69299/78A IT1108119B (it) 1978-10-05 1978-10-05 Procedimento e circuito di pilotaggio per dispositivo non lineari a soglia

Publications (3)

Publication Number Publication Date
DK415879A true DK415879A (da) 1980-04-06
DK151670B DK151670B (da) 1987-12-21
DK151670C DK151670C (da) 1988-05-30

Family

ID=11311790

Family Applications (1)

Application Number Title Priority Date Filing Date
DK415879A DK151670C (da) 1978-10-05 1979-10-04 Drivkredsloeb til en ulineaer komponent, saasom en diode, der afgiver et binaert udgangssignal

Country Status (19)

Country Link
US (1) US4277755A (da)
JP (1) JPS608640B2 (da)
AT (1) AT375226B (da)
AU (1) AU525230B2 (da)
BE (1) BE878965A (da)
BR (1) BR7906178A (da)
CA (1) CA1133591A (da)
CH (1) CH635465A5 (da)
DE (1) DE2940159C2 (da)
DK (1) DK151670C (da)
ES (1) ES483017A1 (da)
FR (1) FR2438293A1 (da)
GB (1) GB2036491B (da)
IL (1) IL58296A (da)
IT (1) IT1108119B (da)
NL (1) NL177166C (da)
NO (1) NO153445C (da)
SE (1) SE438583B (da)
ZA (1) ZA795061B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385208A (en) * 1981-04-15 1983-05-24 Bell Telephone Laboratories, Incorporated Multifrequency receiver
DE3219668A1 (de) * 1982-05-26 1983-12-01 Eckardt Ag, 7000 Stuttgart Schaltung zur ansteuerung der lichtemittierenden diode eines optokopplers
US4598198A (en) * 1984-05-21 1986-07-01 Banner Engineering Corp. Automatic power control for modulated LED photoelectric devices
DE3431996A1 (de) * 1984-08-31 1986-03-13 Fa. Carl Zeiss, 7920 Heidenheim Stromversorgung fuer strahlungsquellen von frequenz-analogen optischen sensoren
US4965444A (en) * 1988-08-17 1990-10-23 Ransburg Corporation Automatic gain control fiber optica-to-electrical transceiver
JPH06103830B2 (ja) * 1989-01-19 1994-12-14 浜松ホトニクス株式会社 光フリップフロップ回路
US7164320B2 (en) * 2004-12-10 2007-01-16 Sigmatel, Inc. Current threshold circuit
WO2016186378A1 (ko) * 2015-05-15 2016-11-24 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서의 참조신호 정보 피드백 방법 및 이를 위한 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB709715A (en) * 1950-12-06 1954-06-02 Emi Ltd Improvements relating to non-linear electrical circuits
US2857481A (en) * 1954-08-06 1958-10-21 Bendix Aviat Corp Automatic gain control system
US4009385A (en) * 1976-03-22 1977-02-22 Bell Telephone Laboratories, Incorporated Laser control circuit
US4019048A (en) * 1976-03-22 1977-04-19 Bell Telephone Laboratories, Incorporated Regenerator for an optical transmission system
JPS5851435B2 (ja) * 1976-05-25 1983-11-16 富士通株式会社 発光素子の駆動方式
GB1559511A (en) * 1976-09-14 1980-01-23 Post Office Injection lasers
GB1563944A (en) * 1977-03-29 1980-04-02 Post Office Imjection lasers
US4149072A (en) * 1977-08-05 1979-04-10 Minnesota Mining And Manufacturing Company System for flat ribbon optical fiber data communications link

Also Published As

Publication number Publication date
CH635465A5 (it) 1983-03-31
NO153445C (no) 1986-03-19
ATA645479A (de) 1983-11-15
SE438583B (sv) 1985-04-22
CA1133591A (en) 1982-10-12
NO793173L (no) 1980-04-09
NL177166C (nl) 1985-08-01
ZA795061B (en) 1980-09-24
DE2940159A1 (de) 1980-04-10
DK151670C (da) 1988-05-30
IL58296A (en) 1982-08-31
JPS5558585A (en) 1980-05-01
AU5115279A (en) 1980-04-17
IT1108119B (it) 1985-12-02
IT7869299A0 (it) 1978-10-05
FR2438293A1 (fr) 1980-04-30
FR2438293B1 (da) 1983-04-01
DK151670B (da) 1987-12-21
AT375226B (de) 1984-07-10
NO153445B (no) 1985-12-09
US4277755A (en) 1981-07-07
GB2036491A (en) 1980-06-25
AU525230B2 (en) 1982-10-28
ES483017A1 (es) 1980-03-01
GB2036491B (en) 1982-12-15
IL58296A0 (en) 1979-12-30
NL7907277A (nl) 1980-04-09
BR7906178A (pt) 1980-07-15
SE7908010L (sv) 1980-04-06
DE2940159C2 (de) 1985-08-01
JPS608640B2 (ja) 1985-03-04
BE878965A (fr) 1980-01-16

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Legal Events

Date Code Title Description
PBP Patent lapsed