| 摘要 |
PURPOSE:To discriminate easily a channel and a program without using a wide space by displaying the channel number and the program number on a 7-segment LED capable of emitting two colors or more or more with time division and different colors in a TV signal receiving device. CONSTITUTION:When a user's control input signal 10 is inputted to a controlling device 9 as the program number at the switching of the program, the device 9 sends the number specified by the user to a program number display device 5 and turns on a green LED out of the two-color display 7-segment LED 11 to display the program number. When a user's control input signal 10 is inputted to the device 9 as the channel number at the switching of the channel, the device 9 sends the channel number to a channel display device 7 and turns on a red LED out of the two-color display 7-segment LED 11 to display the channel number. |
