Device for detecting ambient light and light in the area in front of a motor vehicle

US7723673B2 · kind B2 · utility

Assignee

• Preh GmbH · DE

Inventors

• Martin Jeitner · Nidderau, DE
• Haiko Glienicke · Freiensteinau, DE
• Harald Schelbert · Bad Königshofen im Grabfeld, DE
• Dirk Vormann · Bad Neustadt an der Saale, DE

Key dates

• Filing date: Nov 5, 2007
• Grant date: May 25, 2010
• Expiry date: Nov 5, 2027

Classification

• Technology area (CPC G): Physics
• CPC primary: G01J1/4204
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

An ambient light sensor system is provided for sensing ambient light and light in the area in front of a motor vehicle, wherein the ambient light sensor system includes a light guide element arranged behind a transparent surface of the motor vehicle and at least two sensors arranged on the light guide element.