Seeing cellphones

Kyocera of Kyoto has developed a colour mobile videophone that will go into service on Japan’s personal handyphone service (PHS) in July. A small camera lens is fitted above a screen that shows images of the other phone user—although only at the rate of two frames per second. Kyocera engineer Yoshiyuki Shibata says the slow frame rate is caused by the 32 kilobits per second speed of the PHS,
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