Perimeter light illumination systems for portable communication devices and associated methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Aug 20, 2002
Grant Date -
N/A
app pub date -
Sep 21, 2000
filing date -
Sep 21, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Perimeter lighting systems for portable communication devices such as radiotelephones include a light distribution channel which is configured to capture light emitted by a device and directs it around perimeter portions of the device to allow for easier locating means in dark or low light conditions. The perimeter lighting system can be integrated into the housing of the device or can be provided as an after market case or belt clip.
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