A light guide display system includes a display and a first light guide adjacent the display and having transmissive and nontranasmissive regions. The transmissive regions are configured to transmit light in a first pattern from the first light guide to the display. A second light guide is adjacent the...http://www.google.com.tw/patents/US7762702?utm_source=gb-gplus-share專利 US7762702 - Light guide display systems and related methods, systems, and computer program products
