WO1998052788A3 - Vehicle headlamp controller - Google Patents
Vehicle headlamp controller Download PDFInfo
- Publication number
- WO1998052788A3 WO1998052788A3 PCT/SG1998/000037 SG9800037W WO9852788A3 WO 1998052788 A3 WO1998052788 A3 WO 1998052788A3 SG 9800037 W SG9800037 W SG 9800037W WO 9852788 A3 WO9852788 A3 WO 9852788A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- headlamps
- controller
- conditions
- filter
- optical sensor
- Prior art date
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
- B60Q1/14—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
- B60Q2300/30—Indexing codes relating to the vehicle environment
- B60Q2300/31—Atmospheric conditions
- B60Q2300/314—Ambient light
-
- 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
- B60Q2300/30—Indexing codes relating to the vehicle environment
- B60Q2300/33—Driving situation
- B60Q2300/332—Driving situation on city roads
- B60Q2300/3321—Detection of streetlights
-
- 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
- B60Q2300/30—Indexing codes relating to the vehicle environment
- B60Q2300/33—Driving situation
- B60Q2300/337—Tunnels or bridges
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU75623/98A AU7562398A (en) | 1997-05-22 | 1998-05-22 | Vehicle headlamp controller |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG9701676-0 | 1997-05-22 | ||
SG9701676 | 1997-05-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO1998052788A2 WO1998052788A2 (en) | 1998-11-26 |
WO1998052788A9 WO1998052788A9 (en) | 1999-05-20 |
WO1998052788A3 true WO1998052788A3 (en) | 1999-06-24 |
Family
ID=20429654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SG1998/000037 WO1998052788A2 (en) | 1997-05-22 | 1998-05-22 | Vehicle headlamp controller |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU7562398A (en) |
WO (1) | WO1998052788A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10163356B4 (en) * | 2001-12-21 | 2012-02-02 | Hella Kgaa Hueck & Co. | Method and device for the automatic control of a lighting device of a vehicle |
CN112664917A (en) * | 2020-12-28 | 2021-04-16 | 江苏爱玛车业科技有限公司 | Intelligent automatic headlamp device for electric vehicle and implementation method thereof |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1529523A (en) * | 1977-10-24 | 1978-10-25 | Mcgowan J | Automatic vehicle lighting unit |
GB2064238A (en) * | 1979-11-21 | 1981-06-10 | Graham C J | Automatic switching unit for vehicle driving lights |
EP0055227A1 (en) * | 1980-12-19 | 1982-06-30 | Giuseppe Di Fazio | Automatic headlight beam switching device for automotive vehicles |
US4613791A (en) * | 1984-02-02 | 1986-09-23 | Honda Motor Co., Ltd. | Automatic light control apparatus for vehicle |
EP0355539A2 (en) * | 1988-08-18 | 1990-02-28 | Hella KG Hueck & Co. | Device and method for controlling the lighting distance or the level of a vehicle |
US5182502A (en) * | 1991-05-06 | 1993-01-26 | Lectron Products, Inc. | Automatic headlamp dimmer |
US5479323A (en) * | 1992-11-19 | 1995-12-26 | Koito Manufacturing Co., Ltd. | Vehicular cornering lamp system |
US5490005A (en) * | 1991-12-10 | 1996-02-06 | Robert Bosch Gmbh | Light sensor on a surface of a light guide for use in displays |
WO1997010686A1 (en) * | 1995-09-15 | 1997-03-20 | Ashby Robert Howitt | Electrical power distribution switching means |
-
1998
- 1998-05-22 AU AU75623/98A patent/AU7562398A/en not_active Abandoned
- 1998-05-22 WO PCT/SG1998/000037 patent/WO1998052788A2/en active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1529523A (en) * | 1977-10-24 | 1978-10-25 | Mcgowan J | Automatic vehicle lighting unit |
GB2064238A (en) * | 1979-11-21 | 1981-06-10 | Graham C J | Automatic switching unit for vehicle driving lights |
EP0055227A1 (en) * | 1980-12-19 | 1982-06-30 | Giuseppe Di Fazio | Automatic headlight beam switching device for automotive vehicles |
US4613791A (en) * | 1984-02-02 | 1986-09-23 | Honda Motor Co., Ltd. | Automatic light control apparatus for vehicle |
EP0355539A2 (en) * | 1988-08-18 | 1990-02-28 | Hella KG Hueck & Co. | Device and method for controlling the lighting distance or the level of a vehicle |
US5182502A (en) * | 1991-05-06 | 1993-01-26 | Lectron Products, Inc. | Automatic headlamp dimmer |
US5490005A (en) * | 1991-12-10 | 1996-02-06 | Robert Bosch Gmbh | Light sensor on a surface of a light guide for use in displays |
US5479323A (en) * | 1992-11-19 | 1995-12-26 | Koito Manufacturing Co., Ltd. | Vehicular cornering lamp system |
WO1997010686A1 (en) * | 1995-09-15 | 1997-03-20 | Ashby Robert Howitt | Electrical power distribution switching means |
Also Published As
Publication number | Publication date |
---|---|
WO1998052788A2 (en) | 1998-11-26 |
WO1998052788A9 (en) | 1999-05-20 |
AU7562398A (en) | 1998-12-11 |
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