| 摘要 |
PROBLEM TO BE SOLVED: To allow a user to view all the programs of ground wave broadcasting and satellite broadcasting and a cable TV by owned all televisions, even when the tuner of the ground wave broadcasting, the tuner of the satellite broadcasting, or the tuner of the cable TV are not on board on each television. SOLUTION: This device is provided with a transmission switching circuit 34 and a reception switching circuit 37 for selecting the destination of the output of digital data demodulated by a digital demodulating circuit 33 as either a decoder circuit 38 or a network interface 35, and for selecting the designation of the input of the digital data to the decoder circuit 38 as being either the digital demodulating circuit 33 or the network interface 35. |
