| 摘要 |
PROBLEM TO BE SOLVED: To realize a set-top box (STB) enabling use of a PinP function by a simpler operation than before.SOLUTION: A set-top box (1) comprises: an operation signal reception unit (15) that receives an operation signal indicating a user's operation; and a control signal transmission unit (17) that transmits a control signal for controlling a display device to the display device. |
