Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shih-Chung Huang0
Date of Patent
September 12, 2006
0Patent Application Number
109045460
Date Filed
November 16, 2004
0Patent Primary Examiner
Patent abstract
A lamp duplexing protection apparatus comprises a first lamp module and a second lamp module. The first lamp module outputs a first decision signal according to whether the first lamp operates normally. The second lamp module outputs a second decision signal according to an operating status of the second lamp. The first lamp module determines whether to supply power to the first lamp according to the second decision signal. The second lamp module determines whether to supply power to the second lamp according to the first decision signal.
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