| 发明名称 |
Methods and systems for diagnosing projection device failure |
| 摘要 |
Projection device failure may be diagnosed by sensing improper operation of projection lamp ignitor. An ignitor failure indicator may be activated based on a sensed failure in the operation of the lamp circuitry to prevent incorrect projection lamp failure notification. |
| 申请公布号 |
IE20050521(A1) |
申请公布日期 |
2006.02.22 |
| 申请号 |
IE20050000521 |
申请日期 |
2005.08.04 |
| 申请人 |
DELL PRODUCTS LP |
发明人 |
SUBRAMANIAN JAYARAM;SATCHIDANANDA MISHRA;MASAYOSHI SAKAI |
| 分类号 |
G03B21/00;G03B21/20;H04N5/74;H05B37/03;H05B41/292;(IPC1-7):G03B21/00 |
主分类号 |
G03B21/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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