发明名称 PERIMETER LIGHT ILLUMINATION SYSTEMS FOR PORTABLE COMMUNICATION DEVICES AND ASSOCIATED METHODS
摘要 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.
申请公布号 WO0225904(A3) 申请公布日期 2002.06.06
申请号 WO2001US28981 申请日期 2001.09.17
申请人 TELEFONAKTIEBOLAGET L.M. ERICSSON (PUBL);TILL, DAVID 发明人 TILL, DAVID
分类号 H04M1/02;H04M1/22;H04M1/725 主分类号 H04M1/02
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