| 摘要 |
PROBLEM TO BE SOLVED: To extend the life of the battery of a wireless device and to speed up data transmission. SOLUTION: When ON operation of a key is performed to a wireless keyboard, transmission data including key code data showing the key are transmitted three times, and state code data showing the state of the wireless keyboard is transmitted once after the lapse of a prescribed time (50 ms) from the transmission of the third transmission data of the transmission data transmitted three times. COPYRIGHT: (C)2004,JPO
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