Automatic screen and keypad brightness adjustment on a mobile handheld electronic device
A keyboard and automatic ground technology, applied in lighting and heating equipment, equipment with sensors, telephone structure, etc., can solve the problem of providing fast backlight adjustment and so on
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[0018] refer to figure 1 , generally indicated by the numeral 20 as a mobile handheld electronic device. In this embodiment, the electronic device 20 is based on the computing environment and functions of a wireless personal digital assistant. It is to be understood, however, that mobile device 20 is not limited to wireless personal digital assistants. Other electronic devices may be such as desktop computers, cell phones, GPS receivers, mobile phones, and laptop computers. Referring again to the present embodiment, the electronic device 20 includes a housing 22 for housing a mechanical vibration device (not shown) and enclosing an LCD display 24, a speaker 26, a message notification indicator 28, a track wheel 30, an escape key 32, and a keyboard 34. . Preferably, the message notification indicator 28 is in the form of a light pipe having two internal branches terminating at a light emitting diode (LED) and an ambient light sensor respectively, as described in SHARED LIGHT...
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