FEATURES FOR USE WITH A MULTI-SIDED CONTROLLING DEVICE
摘要
<p>A multi- -sided controlling device automatically makes keys on one or more sides of the controlling device active as a function of an operating mode of the controlling device. One or more sides of such a multi-sided controlling device may also have at least one keycap behind which is positioned an IR transmitter usable when another side of the controlling device is active.</p>
