SPECTACLES TYPE VIDEO DISPLAY DEVICE AND ITS SYSTEM

摘要

PROBLEM TO BE SOLVED: To solve the problem of the conventional spectacles type video display device that has limited its moving range depending on the length of an intercon nection cord because the display device is connected to a video information device by the interconnection code even when the display device mounted on a head is movable. SOLUTION: This invention provides the spectacles type video display device and its system where information including a video image is communicated with a directivity by a millimeter wave, a radio wave or an infrared ray between the spectacles type video display device 1 and an information terminal transmitter-receiver 7 and the priority and the selectivity are provided by using an electric field strength of a radio wave or ID information so as to attain communication of various information among a plurality of the spectacles type video display devices.