Vision system tests cell-phone displays

Masi, C. G.
August 2006
Portable Design;Aug2006, Vol. 12 Issue 8, p30
The article focuses on the rapid evolution of cellular telephones. It states the test requirements involved in the functionality of the Liquid Crystal Display (LCD) screen, LCD backlight, speaker, and the real time clock battery. A table shows the LCD test patterns. An illustration also depicts the cellular telephone functional test system. It states the three main components which are the chassis carrying the controller, a multifunction data acquisition card, and a frame grabber controlling the station and provides most of the instrumentation.


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