发明名称 Discharge lamp lighting device and projector
摘要 A method of generating a driving current supplied to a high pressure discharge lamp, including outputting a DC current, converting the DC current to an AC current having a predetermined frequency, generating a reference pulse which is asynchronous with the AC current, and superposing the first pulse and the second pulse to the AC current for producing the driving current.
申请公布号 US2009160348(A1) 申请公布日期 2009.06.25
申请号 US20090379296 申请日期 2009.02.18
申请人 SEIKO EPSON CORPORATION 发明人 OKAWA KAZUO
分类号 H05B41/36 主分类号 H05B41/36
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