发明名称 |
System and method for providing ambient light to a display in an electronic device |
摘要 |
The invention provides a device and method for providing backlight to a display in an electronic communication device. The device comprises: a lens to collecting ambient light from outside the device; a body to transmit the ambient light from the lens to a backlight system for the display for dispersion within the backlight system. The backlight system then provides the light as a backlight to the display. A reflector may be provided for the device. An internal shutter may also be provided to block light from escaping out of the lens.
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申请公布号 |
US7213955(B1) |
申请公布日期 |
2007.05.08 |
申请号 |
US20050258112 |
申请日期 |
2005.10.26 |
申请人 |
RESEARCH IN MOTION LIMITED |
发明人 |
LADOUCEUR NORMAN;GRIFFIN JASON;LOWLES ROBERT |
分类号 |
F21V7/04 |
主分类号 |
F21V7/04 |
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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