| 摘要 |
An IR touch panel device includes a housing, a plurality of first IR receivers, a first IR transmitter, a plurality of second IR receivers and a second IR transmitter. The plurality of first IR receivers are installed on a bottom side of the housing; the first IR transmitter is installed on a top side of the housing, transmission range of the first IR transmitter covering the plurality of first IR receivers; the plurality of second IR receivers are installed on a right side of the housing; the second IR transmitter is installed on a left side of the housing, transmission range of the second IR transmitter covering the plurality of second IR receivers. A user may control operation of the IR touch panel device through blocking a path between the IR transmitter and the IR receiver.
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