| 摘要 |
PURPOSE:To attain the transmission, the processing and the display of the control information with no dependence on the image information in regard to the video information equipments like a TV set, a video equipment, etc. CONSTITUTION:An image display device 21 contains an equipment information display means 26 which displays the states of equipments and a display state output means 27 which outputs the display state of the means 26 to another video equipment. Each of both video equipments 23 and 24 is provided with an equipment information output request means 28 which requests the means 26 to output the equipment information, a display state acquiring means 29 which acquires the display state from the means 28, and an erasion means 30 which erases the contents displayed by the means 26. The control information is transmitted to the means 26 of the device 21 from the means 28 of the equipment 23 via control information transmitted means 25. Thus a user can obtain the operation information as necessary regardless of the displayed images. |
