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Title:
光の反射に基づく検出
Document Type and Number:
Japanese Patent JP6468609
Kind Code:
B2
Abstract:
A lighting system comprising one or more lighting devices mounted on a pole and operable to illuminate an outdoor environment; a photosensor, wherein a sensing region associated with the photosensor is directed onto a surface of the pole to detect light reflected off said surface; and a controller comprising an input for receiving a signal output from the photosensor. The controller is configured to: detect an object in the outdoor environment based on detecting a change in the light reflected off the surface in response to receiving said signal; and control the one or more lighting devices in response to detecting the object.

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Inventors:
Rajago Paran Ruben
Blowers harry
Application Number:
JP2016553895A
Publication Date:
February 13, 2019
Filing Date:
February 12, 2015
Export Citation:
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Assignee:
Philips Lighting Holding BV
International Classes:
H05B37/02; F21S8/08; F21V23/00; G01S17/04
Domestic Patent References:
JP2004180169A
Foreign References:
US20130236063
US20100148696
Attorney, Agent or Firm:
Sakiko Shibata



 
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