CA2141242A1 - Dimmer controller circuit for automobile headlamps - Google Patents

Dimmer controller circuit for automobile headlamps

Info

Publication number
CA2141242A1
CA2141242A1 CA002141242A CA2141242A CA2141242A1 CA 2141242 A1 CA2141242 A1 CA 2141242A1 CA 002141242 A CA002141242 A CA 002141242A CA 2141242 A CA2141242 A CA 2141242A CA 2141242 A1 CA2141242 A1 CA 2141242A1
Authority
CA
Canada
Prior art keywords
circuit
constituting
operational amplifier
low
signal
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.)
Abandoned
Application number
CA002141242A
Other languages
English (en)
French (fr)
Inventor
Kok Cheng Xu
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.)
SHENYAN ENTERPRISE INTERNATIONAL Pte Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2141242A1 publication Critical patent/CA2141242A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/076—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electrical means including means to transmit the movements, e.g. shafts or joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1415—Dimming circuits
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/40—Indexing codes relating to other road users or special conditions
    • B60Q2300/42—Indexing codes relating to other road users or special conditions oncoming vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
CA002141242A 1994-01-29 1995-01-27 Dimmer controller circuit for automobile headlamps Abandoned CA2141242A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN94-2-01978.4 1994-01-29
CN94201978 1994-01-29

Publications (1)

Publication Number Publication Date
CA2141242A1 true CA2141242A1 (en) 1995-07-30

Family

ID=5041170

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002141242A Abandoned CA2141242A1 (en) 1994-01-29 1995-01-27 Dimmer controller circuit for automobile headlamps

Country Status (11)

Country Link
EP (1) EP0665134A3 (en, 2012)
KR (1) KR950031661A (en, 2012)
AU (1) AU1143895A (en, 2012)
BR (1) BR9500367A (en, 2012)
CA (1) CA2141242A1 (en, 2012)
FI (1) FI950372L (en, 2012)
GB (1) GB2288927A (en, 2012)
NO (1) NO950289L (en, 2012)
NZ (1) NZ270414A (en, 2012)
SG (1) SG52290A1 (en, 2012)
TW (1) TW281653B (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2121544B1 (es) * 1996-10-08 1999-06-01 Olmedilla Juan Manuel Sanz Dispositivo antideslumbramiento para ser equipado en vehiculos a motor.
AUPS131202A0 (en) 2002-03-25 2002-05-09 Clipsal Integrated Systems Pty Ltd Circuit arrangement for power control
CN100521678C (zh) * 2005-11-30 2009-07-29 成都同和资讯有限责任公司 通信接口控制器
CN102069751B (zh) * 2009-11-23 2012-12-26 赵立 机动车前大灯自动变光装置
CN103318071A (zh) * 2012-03-23 2013-09-25 成都驹涛网络科技有限公司 汽车会车用前灯自动转换器
CN104536363B (zh) * 2014-11-28 2017-05-10 哈尔滨广瀚燃气轮机有限公司 油门控制系统逻辑信号转换模块

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066459B (en) * 1979-12-18 1983-06-22 Chilvers G Light-activated control system
DE3927878C2 (de) * 1989-08-23 1995-04-20 Nicolaus Dipl Ing Pohlmann Warngerät für Kraftfahrzeuge
DE4035956A1 (de) * 1990-11-09 1992-05-14 Diehl Gmbh & Co Schaltungseinrichtung fuer eine kraftfahrzeugleuchte

Also Published As

Publication number Publication date
GB9501648D0 (en) 1995-03-15
EP0665134A2 (en) 1995-08-02
BR9500367A (pt) 1995-11-07
SG52290A1 (en) 1998-09-28
FI950372A0 (fi) 1995-01-27
NZ270414A (en) 1997-01-29
AU1143895A (en) 1995-08-10
FI950372A7 (fi) 1995-07-30
NO950289D0 (no) 1995-01-26
EP0665134A3 (en) 1996-01-10
FI950372L (fi) 1995-07-30
NO950289L (no) 1995-07-31
KR950031661A (ko) 1995-12-20
GB2288927A (en) 1995-11-01
TW281653B (en, 2012) 1996-07-21

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Legal Events

Date Code Title Description
FZDE Discontinued