DE3784141T2 - Lichteinstellungseinrichtung. - Google Patents

Lichteinstellungseinrichtung.

Info

Publication number
DE3784141T2
DE3784141T2 DE8787310237T DE3784141T DE3784141T2 DE 3784141 T2 DE3784141 T2 DE 3784141T2 DE 8787310237 T DE8787310237 T DE 8787310237T DE 3784141 T DE3784141 T DE 3784141T DE 3784141 T2 DE3784141 T2 DE 3784141T2
Authority
DE
Germany
Prior art keywords
light adjustment
adjustment
light
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
DE8787310237T
Other languages
English (en)
Other versions
DE3784141D1 (de
Inventor
Yoshikado Yamada
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE3784141D1 publication Critical patent/DE3784141D1/de
Publication of DE3784141T2 publication Critical patent/DE3784141T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
    • H05B39/081—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by measuring the incident light
    • 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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp
DE8787310237T 1986-11-20 1987-11-19 Lichteinstellungseinrichtung. Expired - Lifetime DE3784141T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61278972A JPS63131496A (ja) 1986-11-20 1986-11-20 調光装置

Publications (2)

Publication Number Publication Date
DE3784141D1 DE3784141D1 (de) 1993-03-25
DE3784141T2 true DE3784141T2 (de) 1993-06-24

Family

ID=17604631

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787310237T Expired - Lifetime DE3784141T2 (de) 1986-11-20 1987-11-19 Lichteinstellungseinrichtung.

Country Status (4)

Country Link
US (1) US4902936A (de)
EP (1) EP0268487B1 (de)
JP (1) JPS63131496A (de)
DE (1) DE3784141T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10251504A1 (de) * 2002-11-04 2004-05-19 Endress + Hauser Flowtec Ag, Reinach Verfahren und Vorrichtung zur Übertragung von digitalen Signalen über einen Optokoppler

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949020A (en) * 1988-03-14 1990-08-14 Warren Rufus W Lighting control system
JP2685816B2 (ja) * 1988-06-30 1997-12-03 株式会社東芝 光量制御装置
JPH0830917B2 (ja) * 1990-04-18 1996-03-27 シャープ株式会社 複写装置
US5661645A (en) 1996-06-27 1997-08-26 Hochstein; Peter A. Power supply for light emitting diode array
DE19937923A1 (de) * 1999-08-11 2001-02-15 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Vorrichtung zum Betreiben mindestens einer Leuchtdiode
JP5355264B2 (ja) * 2009-07-09 2013-11-27 三菱電機株式会社 放電灯点灯装置及び照明器具及び照明制御システム
CN102415217B (zh) * 2009-11-19 2013-08-28 惠州元晖光电股份有限公司 用于控制发光二极管的亮度的方法和设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5429034Y2 (de) * 1975-05-01 1979-09-17
US4331914A (en) * 1980-08-27 1982-05-25 General Electric Company Load control and switching circuits
US4373146A (en) * 1980-10-20 1983-02-08 Gte Products Corporation Method and circuit for operating discharge lamp
US4463284A (en) * 1981-07-28 1984-07-31 Konishiroku Photo Industry Co., Ltd. Method and apparatus for controlling luminous intensity of fluorescent lamp of reproducing apparatus
JPS5918598A (ja) * 1982-07-20 1984-01-30 キヤノン株式会社 像形成装置の光源制御装置
US4624547A (en) * 1983-06-28 1986-11-25 Canon Kabushiki Kaisha Image forming apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10251504A1 (de) * 2002-11-04 2004-05-19 Endress + Hauser Flowtec Ag, Reinach Verfahren und Vorrichtung zur Übertragung von digitalen Signalen über einen Optokoppler

Also Published As

Publication number Publication date
US4902936A (en) 1990-02-20
EP0268487A2 (de) 1988-05-25
JPS63131496A (ja) 1988-06-03
EP0268487B1 (de) 1993-02-10
DE3784141D1 (de) 1993-03-25
EP0268487A3 (en) 1988-08-24

Similar Documents

Publication Publication Date Title
DE3789096T2 (de) Beleuchtungsvorrichtung.
DE3771954D1 (de) Optisches zielgeraet.
FI891846A (fi) Optisk avbrytare.
FI875790A0 (fi) Skyddade optiska blekmedel.
FI912295A0 (fi) Optisk hastighetsbestaemning.
DE3778190D1 (de) Substituierte indolochinoxaline.
FI875517A0 (fi) Optiska blekningsmedel innehaollande pappersbestrykningsmassor.
DE3771637D1 (de) Beleuchtungsvorrichtung.
DE3785616T2 (de) Asphaerische einzellinse.
NO870672D0 (no) Lysleder.
DE3764006D1 (de) Substituierte aminoxypropanoate.
NO865031D0 (no) Mikrostrimmelantenne.
DE3886829D1 (de) Lichtabtastgerät.
DE3784141D1 (de) Lichteinstellungseinrichtung.
DE3789719D1 (de) Lichtempfangselement.
DE3775109D1 (de) Polykromatischer akustooptischer lichtablenker.
DE3766279D1 (de) Substituierte aminoxypropionamide.
DE68902149T2 (de) Stuhllehneneinstellung.
FI882655A (fi) Optisk mottagare.
DE3789777T3 (de) Lichtempfangselement.
ATE58539T1 (de) Substituierte pyrimidoindole.
IS3216A7 (is) Brennari.
ES1003950Y (es) Caja-panel luminosa.
NO872600D0 (no) Flomlysprosjektor.
ATE76185T1 (de) Lichtzieleinrichtung.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition