发明授权
US08274649B2 Failure detection in lighting systems 失效
照明系统故障检测

Failure detection in lighting systems
摘要:
A method and apparatus for continuous monitoring of a light bulb or group of light bulbs. The light emission of a light bulb is compared with known emission failure values for similar types of light bulbs, and a determination of a near failure status for the bulb is made.
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