发明名称 |
DATA TRANSMISSION METHOD AND DATA TRANSMISSION DEVICE |
摘要 |
A method of transmitting data by which cipher-transmission of digital information data for which forbidden codes including timing identification codes are predetermined can be carried out with enciphered digital information data without containing undesirable forbidden code, in which digital information data contained in word sequence data which contain also time reference code data composed of the timing identification codes are subjected to enciphering process without producing the forbidden code to produce the enciphered digital information data which do not contain any forbidden code and then enciphered word sequence data are constituted with the enciphered digital information data and the time reference code data to be transmitted. <IMAGE> |
申请公布号 |
EP1505761(A1) |
申请公布日期 |
2005.02.09 |
申请号 |
EP20030721038 |
申请日期 |
2003.05.07 |
申请人 |
SONY CORPORATION |
发明人 |
ITO, YUJIRO;SHIMOSATO, TSUTOMU |
分类号 |
H04L9/36;H04N7/167;H04N21/2347;H04N21/236;H04N21/4405 |
主分类号 |
H04L9/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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