DE69722856D1 - Lichtmessgerät - Google Patents
LichtmessgerätInfo
- Publication number
- DE69722856D1 DE69722856D1 DE69722856T DE69722856T DE69722856D1 DE 69722856 D1 DE69722856 D1 DE 69722856D1 DE 69722856 T DE69722856 T DE 69722856T DE 69722856 T DE69722856 T DE 69722856T DE 69722856 D1 DE69722856 D1 DE 69722856D1
- Authority
- DE
- Germany
- Prior art keywords
- light meter
- meter
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
- G01J1/18—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors using comparison with a reference electric value
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12175996 | 1996-05-16 | ||
JP12175996 | 1996-05-16 | ||
JP3508097A JP3329680B2 (ja) | 1996-05-16 | 1997-02-19 | 光センサ |
JP3508097 | 1997-02-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69722856D1 true DE69722856D1 (de) | 2003-07-24 |
DE69722856T2 DE69722856T2 (de) | 2004-05-06 |
Family
ID=26373993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69722856T Expired - Lifetime DE69722856T2 (de) | 1996-05-16 | 1997-04-16 | Lichtmessgerät |
Country Status (4)
Country | Link |
---|---|
US (1) | US5955726A (de) |
EP (1) | EP0809092B1 (de) |
JP (1) | JP3329680B2 (de) |
DE (1) | DE69722856T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6521882B1 (en) | 1998-03-27 | 2003-02-18 | Denso Corporation | Optical sensor with directivity controlled |
US6635859B2 (en) * | 2002-02-19 | 2003-10-21 | Texas Advanced Optoelectric Solutions, Inc. | Method and apparatus for light to frequency conversion |
JP2003254897A (ja) * | 2002-02-28 | 2003-09-10 | Denso Corp | 雨滴及び光検出装置、及び、オートワイパー装置 |
US7253391B2 (en) | 2003-09-19 | 2007-08-07 | Semiconductor Energy Laboratory Co., Ltd. | Optical sensor device and electronic apparatus |
CN100477240C (zh) * | 2003-10-06 | 2009-04-08 | 株式会社半导体能源研究所 | 半导体器件以及制造该器件的方法 |
JP4138708B2 (ja) * | 2004-07-12 | 2008-08-27 | 浜松ホトニクス株式会社 | 光検出装置 |
JP4817636B2 (ja) | 2004-10-04 | 2011-11-16 | 株式会社半導体エネルギー研究所 | 半導体装置およびその作製方法 |
JP4335848B2 (ja) * | 2005-06-09 | 2009-09-30 | フジ電機工業株式会社 | オートライト制御装置 |
JP4854410B2 (ja) * | 2006-07-14 | 2012-01-18 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US8058675B2 (en) * | 2006-12-27 | 2011-11-15 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and electronic device using the same |
KR101441346B1 (ko) * | 2007-04-27 | 2014-09-18 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 및 그 제작 방법 |
JP5513732B2 (ja) * | 2007-12-03 | 2014-06-04 | ローム株式会社 | 照度センサ |
US8106346B2 (en) * | 2008-09-04 | 2012-01-31 | Semiconductor Energy Laboratory Co., Ltd. | Photodetector |
JP5578007B2 (ja) * | 2010-10-08 | 2014-08-27 | 株式会社デンソー | 車両用光センサの通信システム |
CN103552502B (zh) * | 2013-11-08 | 2015-11-25 | 高云峰 | 汽车车灯智能控制装置及汽车车灯 |
JP6517664B2 (ja) * | 2015-10-28 | 2019-05-22 | 浜松ホトニクス株式会社 | 読み出し回路 |
CN108111230B (zh) * | 2018-01-19 | 2023-07-21 | 厦门优迅高速芯片有限公司 | 一种复用光通信光接收组件mon管脚的电路 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2625977A1 (de) * | 1975-08-08 | 1977-04-07 | Michael Elphick | Lichtmesser |
JPS54161983A (en) * | 1978-06-12 | 1979-12-22 | Canon Inc | Temperature compensating circuit of photometric circuit |
JPS6290967A (ja) * | 1985-10-17 | 1987-04-25 | Nissan Motor Co Ltd | 受光用半導体集積回路 |
US5327210A (en) * | 1989-07-11 | 1994-07-05 | Minolta Camera Kabushiki Kaisha | Light measurement device |
JP2950885B2 (ja) * | 1990-02-28 | 1999-09-20 | オリンパス光学工業株式会社 | 測光装置 |
JP3132510B2 (ja) * | 1990-11-28 | 2001-02-05 | 株式会社デンソー | 光センサ回路 |
US5329115A (en) * | 1993-04-29 | 1994-07-12 | International Business Machines Corporation | Optical receiver circuit |
US5434430A (en) * | 1993-04-30 | 1995-07-18 | Hewlett-Packard Company | Drop size detect circuit |
JPH06344754A (ja) * | 1993-06-07 | 1994-12-20 | Matsushita Electric Ind Co Ltd | 自動車用空調およびライト制御装置 |
JP3461895B2 (ja) * | 1994-03-01 | 2003-10-27 | 株式会社トプコン | 信号光検出装置 |
JPH0953984A (ja) * | 1995-08-18 | 1997-02-25 | Mitsubishi Electric Corp | 輝度検出回路 |
-
1997
- 1997-02-19 JP JP3508097A patent/JP3329680B2/ja not_active Expired - Fee Related
- 1997-04-16 DE DE69722856T patent/DE69722856T2/de not_active Expired - Lifetime
- 1997-04-16 EP EP97106268A patent/EP0809092B1/de not_active Expired - Lifetime
- 1997-05-16 US US08/857,503 patent/US5955726A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0809092A2 (de) | 1997-11-26 |
US5955726A (en) | 1999-09-21 |
DE69722856T2 (de) | 2004-05-06 |
JPH1030960A (ja) | 1998-02-03 |
EP0809092B1 (de) | 2003-06-18 |
EP0809092A3 (de) | 1998-08-26 |
JP3329680B2 (ja) | 2002-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |