JP5676861B2 - 雨滴検出装置 - Google Patents
雨滴検出装置 Download PDFInfo
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- JP5676861B2 JP5676861B2 JP2009171912A JP2009171912A JP5676861B2 JP 5676861 B2 JP5676861 B2 JP 5676861B2 JP 2009171912 A JP2009171912 A JP 2009171912A JP 2009171912 A JP2009171912 A JP 2009171912A JP 5676861 B2 JP5676861 B2 JP 5676861B2
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- light
- windshield
- raindrop detection
- side lens
- incident
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Description
Claims (2)
- 光を発光する光源と、前記光を拡散する拡散部材とを有し、ウインドシールドの内面に光学的に結合され、前記ウインドシールドの外面に向かって当該拡散部材の出射面から拡散された光を出射する発光部と、
前記出射面から出射された光を平行光とする入射側レンズ面と前記ウインドシールドの外面において反射された光を集光する出射側レンズ面とが設けられたプリズムと、
前記出射側レンズ面から出射された光を受光する受光部と、
前記受光部において受光された光に基づいて前記ウインドシールドの外面に付着した雨滴を検出する雨滴検出部と
を備え、
前記受光部は、前記ウインドシールドの外面を2次元画像として撮像する撮像素子を備えることを特徴とする雨滴検出装置。 - 前記出射面は、前記入射側レンズ面の焦点面または前記焦点面の近傍に配置されることを特徴とする請求項1記載の雨滴検出装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2009171912A JP5676861B2 (ja) | 2009-07-23 | 2009-07-23 | 雨滴検出装置 |
Applications Claiming Priority (1)
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JP2009171912A JP5676861B2 (ja) | 2009-07-23 | 2009-07-23 | 雨滴検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011027491A JP2011027491A (ja) | 2011-02-10 |
JP5676861B2 true JP5676861B2 (ja) | 2015-02-25 |
Family
ID=43636417
Family Applications (1)
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JP2009171912A Active JP5676861B2 (ja) | 2009-07-23 | 2009-07-23 | 雨滴検出装置 |
Country Status (1)
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JP (1) | JP5676861B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6102225B2 (ja) * | 2012-12-04 | 2017-03-29 | 株式会社デンソー | レインセンサ |
DE102014103849B4 (de) | 2014-03-20 | 2020-08-06 | Bcs Automotive Interface Solutions Gmbh | Linsenplatte |
CN113686591B (zh) * | 2021-08-24 | 2023-08-18 | 中国第一汽车股份有限公司 | 一种用于智能网联汽车的降雨模拟方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19723859A1 (de) * | 1997-06-06 | 1998-12-10 | Bosch Gmbh Robert | Vorrichtung zum Erfassen einer Benetzung einer Scheibe |
JPH1184024A (ja) * | 1997-09-09 | 1999-03-26 | Hitachi Cable Ltd | 降雪センサ |
JPH11108755A (ja) * | 1997-10-06 | 1999-04-23 | Denso Corp | 雨滴検出装置 |
JPH11170982A (ja) * | 1997-12-17 | 1999-06-29 | Nippon Sheet Glass Co Ltd | 水滴感応式ワイパ制御装置 |
JP2001166064A (ja) * | 1999-12-03 | 2001-06-22 | Yazaki Corp | 光を用いた雨滴感知装置 |
JP3938081B2 (ja) * | 2003-03-25 | 2007-06-27 | 株式会社デンソー | 雨滴検出装置 |
JP4241561B2 (ja) * | 2004-09-28 | 2009-03-18 | 株式会社デンソー | 雨滴検出装置 |
JP4930316B2 (ja) * | 2007-10-05 | 2012-05-16 | 株式会社デンソー | 雨滴量検出装置およびそれを用いたワイパ制御装置、ヘッドライト制御装置 |
JP2010054370A (ja) * | 2008-08-28 | 2010-03-11 | Niles Co Ltd | レインセンサ |
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2009
- 2009-07-23 JP JP2009171912A patent/JP5676861B2/ja active Active
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