Kameravorrichtung mit einer Schmutzdetektionseinheit

Details

Veröffentlichungs-Nr.

EP3367660

Aktenzeichen

EP17158100

Anmeldetag

27. Februar 2017

Veröffentlichung

25. Dezember 2019

Erteilung

25. Dezember 2019

Rechtsraum

EP

IPC

H04N5/217H04N5/225G02B27/00

Abstract

A camera device (1) having an image sensor (5) and a light guiding means (4) with a light transparent cover (3) and; - a light source (6) arranged to emit light (7) into the transparent cover (3), whereby at least a portion (10) of the emitted light (7) is reflected out through a second portion (3.1) of the transparent cover (3) by dirt (100) present on the outer surface (3.20) of the transparent cover (3); - a light sensor (5, 9) arranged to receive light (10) reflected by dirt (100) on the outer surface (3.20) of the transparent cover (3) and to output a signal (L) relative the amount of received reflected light (10); - a control unit (20) configured to determine the presence of dirt (100) on the outer surface (3.20) of the transparent cover (3) from the magnitude of the signal (L) from the light sensor (5, 9).

Anmelder

Firmen

Veoneer Sweden AB
Fotonic I Norden AB

Land

🇸🇪 Schweden

Fachgebiete