发明名称 |
Data transmission and receiving apparatus |
摘要 |
In a transmission apparatus, still picture outputting control information is multiplexed to a transmission signal and in a receiving apparatus, still picture is extracted from moving picture. Still picture data to be outputted can be processed and the charge can be set for each kind of processing. A broadcasting system and a receiver can output the still picture data of which the copyright is protected in accordance with use.
|
申请公布号 |
US2002056115(A1) |
申请公布日期 |
2002.05.09 |
申请号 |
US20010790207 |
申请日期 |
2001.02.20 |
申请人 |
YONEDA SHIGERU;KOREEDA HIROYUKI;OKAMURA TAKUMI;KATSUMATA KENJI;SUGIYAMA YOSHIKAZU;SATO TAKAHIRO |
发明人 |
YONEDA SHIGERU;KOREEDA HIROYUKI;OKAMURA TAKUMI;KATSUMATA KENJI;SUGIYAMA YOSHIKAZU;SATO TAKAHIRO |
分类号 |
H04N7/08;G06F21/10;H04N7/081;H04N7/16;H04N7/24;(IPC1-7):H04N7/20;H04N7/173;H04N7/167 |
主分类号 |
H04N7/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|