JP7851902B2 - 車両用前照灯装置 - Google Patents
車両用前照灯装置Info
- Publication number
- JP7851902B2 JP7851902B2 JP2023170517A JP2023170517A JP7851902B2 JP 7851902 B2 JP7851902 B2 JP 7851902B2 JP 2023170517 A JP2023170517 A JP 2023170517A JP 2023170517 A JP2023170517 A JP 2023170517A JP 7851902 B2 JP7851902 B2 JP 7851902B2
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- vehicle
- light
- illumination
- travel
- 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.)
- Active
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
- B60Q1/24—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 for lighting other areas than only the way ahead
- B60Q1/247—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 for lighting other areas than only the way ahead for illuminating the close surroundings of the vehicle, e.g. to facilitate entry or exit
-
- 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
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/17—Arrangement or contour of the emitted light for regions other than high beam or low beam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Description
A2…第2配光領域
A21…左側第2配光領域
A22…右側第2配光領域
A24…重複領域
A26…特定領域
AL…ロービーム配光領域
AH…ハイビーム配光領域
a1…明領域
a2…暗領域
H…ヒト
PP…パターン光照射部
Pf、Ps…照射パターン
Pss…パターン選択信号
Pts…照射パターン信号
Vss…車速信号
Scs…起動指令信号
Fvs…流れ速度信号
Eds…素子駆動信号
1…車両用前照灯装置
2…車両
3…ターンシグナルランプ
4…パターン照射ランプ
5…ロービームランプ
6…ハイビームランプ
7…前方視野
8…中心視野
9…左周辺視野
10…右周辺視野
11…道路
12…自車両の走行レーン
13…区画線
14…区画線
15…歩行者
40…灯具制御ECU
41…左側パターン照射ランプ
42…右側パターン照射ランプ
400…パターン照射ランプシステム
401…投射パターンジェネレータ
402…変更部
403…パネル駆動回路
404…光変調部
405…投射光学系
Claims (4)
- 車両前方の第1配光領域に光を照射するロービームランプとハイビームランプと、
明領域と暗領域が交互に繰り返される照射パターンで、前記第1配光領域よりも車幅方向外側の第2配光領域に光を照射するパターン光照射部と、を備えた車両用前照灯装置であって、
前記パターン光照射部は、前記明領域が第1方向に沿った複数の第1ストライプと前記明領域が前記第1方向と交差する第2方向に沿った複数の第2ストライプによる格子状の照射パターンで、前記第1ストライプおよび前記第2ストライプの間隔を車両の進行方向の手前側より奥側の方が広くなるように光を照射することを特徴とする車両用前照灯装置。 - 前記パターン光照射部は、隣り合う前記明領域の間隔が車両の進行方向の手前側より奥側の方が広い状態を維持したまま、前記照射パターンを車両の進行方向に沿って移動させるように光を照射することを特徴とする請求項1記載の車両用前照灯装置。
- 前記パターン光照射部は、車両の進行方向の手前側より奥側の方が前記明領域の幅が細くなるように光を照射することを特徴とする請求項1記載の車両用前照灯装置。
- 前記パターン光照射部は、車両の進行方向の手前側より奥側の方が前記明領域の光強度が強い光を照射することを特徴とする請求項1記載の車両用前照灯装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023170517A JP7851902B2 (ja) | 2023-09-29 | 2023-09-29 | 車両用前照灯装置 |
| US18/896,922 US12441233B2 (en) | 2023-09-29 | 2024-09-26 | Vehicle headlight device having a low beam. a high beam and pattern emitter that emits light into a light distribution region having bright and dark regions |
| CN202411347536.0A CN119737584A (zh) | 2023-09-29 | 2024-09-26 | 车辆用前照灯装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023170517A JP7851902B2 (ja) | 2023-09-29 | 2023-09-29 | 車両用前照灯装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2025060032A JP2025060032A (ja) | 2025-04-10 |
| JP7851902B2 true JP7851902B2 (ja) | 2026-04-27 |
Family
ID=95129467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023170517A Active JP7851902B2 (ja) | 2023-09-29 | 2023-09-29 | 車両用前照灯装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US12441233B2 (ja) |
| JP (1) | JP7851902B2 (ja) |
| CN (1) | CN119737584A (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017164328A1 (ja) | 2016-03-24 | 2017-09-28 | 株式会社小糸製作所 | 車両用灯具、車両用灯具制御システムおよびこれらを備えた車両 |
| JP2019182275A (ja) | 2018-04-12 | 2019-10-24 | マクセル株式会社 | 光学装置および進行方向表示装置 |
| WO2021006217A1 (ja) | 2019-07-05 | 2021-01-14 | 株式会社小糸製作所 | 車両用灯具 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7252999B2 (ja) | 2021-03-18 | 2023-04-05 | 本田技研工業株式会社 | 車両用前照灯装置 |
-
2023
- 2023-09-29 JP JP2023170517A patent/JP7851902B2/ja active Active
-
2024
- 2024-09-26 CN CN202411347536.0A patent/CN119737584A/zh active Pending
- 2024-09-26 US US18/896,922 patent/US12441233B2/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017164328A1 (ja) | 2016-03-24 | 2017-09-28 | 株式会社小糸製作所 | 車両用灯具、車両用灯具制御システムおよびこれらを備えた車両 |
| JP2019182275A (ja) | 2018-04-12 | 2019-10-24 | マクセル株式会社 | 光学装置および進行方向表示装置 |
| WO2021006217A1 (ja) | 2019-07-05 | 2021-01-14 | 株式会社小糸製作所 | 車両用灯具 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20250108752A1 (en) | 2025-04-03 |
| US12441233B2 (en) | 2025-10-14 |
| CN119737584A (zh) | 2025-04-01 |
| JP2025060032A (ja) | 2025-04-10 |
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