发明名称 BROADCASTING SYSTEM FOR DATA BROADCAST IN TV BROADCAST
摘要 PROBLEM TO BE SOLVED: To provide a data broadcasting system by which screen display is changed in a receiver by selectively displaying broadcast contents for the portion of a plurality of channels on the reception screen of a one-channel digital satellite broadcasting and also permitting a user to select the proper broadcasting contents among the plural of channel broadcastings by a command operation at hand. SOLUTION: In a TV broadcast, a program Pr for controlling the reception screen 1 and voice corresponding to the screen 1 through the use of a data broadcasting band is broadcast by a receiver Tv and also the broadcasting contents of a plurality of programs to be used for a data broadcasting are broadcast by the receiver Tv by combination through the use of the broadcasting band of the image and voice of one channel in a normal program. In the receiver, a desired one program is selected from the image and voice mixture signals of the plurality of combined programs by the program Pr by which the broadcasting is previously received and displayed on the screen 1 of the receiver Tv and the voice of the screen is outputted.
申请公布号 JP2001186486(A) 申请公布日期 2001.07.06
申请号 JP19990371520 申请日期 1999.12.27
申请人 NHK SERVICE CENTER INC 发明人 NAKADA KENTARO;KOBAYASHI MASANAO;TOMOMITSU AKIRA
分类号 H04N5/44;H04N5/50;H04N5/60;H04N7/08;H04N7/081;(IPC1-7):H04N7/08 主分类号 H04N5/44
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