Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chia-Fen Tsai0
Jen-Shui Wang0
Chou-Chih Yin0
Chien-Yuan Wang0
Chia-Liang Hsu0
Min-Hsun Hsieh0
Date of Patent
July 24, 2007
0Patent Application Number
113027320
Date Filed
December 13, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A tube type light emitting diode light source including a light source generator, a light guide and a diffuser is provided. The light source generator includes LEDs arranging in a line. The light guide has a grooved light incident surface and a grooved light-guiding surface. The grooved light incident surface encompasses the LEDs, and the grooved light-guiding surface is adapted for changing the propagating direction of an incident light. The diffuser covers the light guide.
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