Invention Grant
- Patent Title: Path light feedback compensation
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Application No.: US15144180Application Date: 2016-05-02
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Publication No.: US09668320B2Publication Date: 2017-05-30
- Inventor: Yash Modi , Anthony Michael Fadell , Mark Rajan Malhotra , Shao-Po Ma
- Applicant: Google Inc.
- Applicant Address: US CA Mountain View
- Assignee: Google Inc.
- Current Assignee: Google Inc.
- Current Assignee Address: US CA Mountain View
- Agency: Morris & Kamlay LLP
- Main IPC: H05B37/02
- IPC: H05B37/02 ; G01J1/44 ; G01J1/42 ; H05B33/08

Abstract:
A path light that utilizes an ambient light sensor to determine the lighting conditions may experience feedback from its light source if it determines that the lighting conditions are appropriate to illuminate the path light's light source. The path light, as disclosed herein, may compute an offset value to ascertain the amount of feedback from the light source. Upon learning the offset value, the path light may subtract the offset value from a detected amount of light to determine whether the lighting conditions of its surroundings still meet a threshold level of darkness for the path light to illuminate.
Public/Granted literature
- US20160249435A1 Path Light Feedback Compensation Public/Granted day:2016-08-25
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