| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a wireless signal transmission device capable of reducing power consumption in 3D image glasses even when an image display device is not displaying a 3D image. <P>SOLUTION: A wireless signal transmission device 20 of the present invention includes a wireless signal transmission section 206 for, when an image display device displays a 3D image including a 3D right-eye image and a 3D left-eye image, transmitting to 3D image glasses 30 a sync signal indicative of timing at which the right-eye image and the left-eye image included in the 3D image are switched and an optical shutter control signal for controlling optical shutters 308 of the 3D image glasses 30 for alternately transmitting and shutting the right-eye image and the left-eye image, and for, when the image display device displays an image other than a 3D image, periodically transmitting a certain signal which does not include at least optical shutter control data. <P>COPYRIGHT: (C)2013,JPO&INPIT |
