Invention Grant
- Patent Title: Lighting unit with multiple light sources of a different color temperature
- Patent Title (中): 具有不同色温的多个光源的照明装置
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Application No.: US11909628Application Date: 2006-03-22
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Publication No.: US07733033B2Publication Date: 2010-06-08
- Inventor: Hans Baaijens , Willem Potze , David Copplestone Payne , Paul Philip Thursfield
- Applicant: Hans Baaijens , Willem Potze , David Copplestone Payne , Paul Philip Thursfield
- Applicant Address: NL Eindhoven
- Assignee: Koninklijke Philips Electronics N.V.
- Current Assignee: Koninklijke Philips Electronics N.V.
- Current Assignee Address: NL Eindhoven
- Priority: EP05102540 20050331
- International Application: PCT/IB2006/050886 WO 20060322
- International Announcement: WO2006/103600 WO 20061005
- Main IPC: H05B37/02
- IPC: H05B37/02
Abstract:
In a lighting unit for operating lamps (LA1, LA2) of a different color temperature, a number of predetermined color points can be adjusted. The color points are chosen so that the color difference calculated in the CIELAB space is the same for subsequent adjustable color points.
Public/Granted literature
- US20090251066A1 LIGHTING UNIT Public/Granted day:2009-10-08
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