Patent ID: 8351757

Claim:
A television broadcast receiving device comprising: a tuner section for receiving television broadcast; a display section for receiving a video/audio signal from said tuner section through wireless communication, and displaying a video based on the video/audio signal; and a recording section connected to said tuner section via a network, for receiving a broadcast signal received by said tuner section from said tuner section via said network based on a receiving state of said video/audio signal in said display section, and recording the broadcast signal, wherein: said tuner section has: a wireless transmission section for transmitting said video/audio signal to said display section; a transmission state monitoring section for receiving said video/audio signal before transmission to said display section in said wireless transmission section; and a tuner side wireless LAN interface (I/F); said recording section has: a recording side wireless LAN I/F for communication with said tuner side wireless LAN I/F through wireless LAN; and a storage device; said tuner side wireless LAN I/F receives said video/audio signal wirelessly transmitted from said wireless transmission section to said display section as a received signal; said transmission state monitoring section calculates a level of a disturbing signal within a transmission band from said video/audio signal in said wireless transmission section and said received signal; said tuner section further includes a recording/playback controller for, when said level of said disturbing signal indicates a predetermined value or more value, transmitting and recording said receiving broadcast signal to and in said recording section, and when said level of said disturbing signal drops to be not more than said predetermined value, reading said broadcast signal recorded in said recording section; said broadcast signal read by said recording section is wirelessly transmitted as said video/audio signal to said display section; and said recording/playback controller records and reads said broadcast signal in and from said storage device via said tuner side wireless LAN I/F and said recording side wireless LAN I/F.