发明名称 |
METHOD AND SYSTEM FOR SUBSCRIPTION TELEVISION BILLING AND ACCESS |
摘要 |
<p>A system for accumulating data at a central station from data accumulators at a plurality of remote locations over nondedicated telephone lines connected to telephone sets at the remote locations, particularly where the data is billing data from subscribers to a pay television system and the locations at which the data is accumulated are subscriber stations, while minimizing the possibility of interference with normal telephone service to the telephone set.</p> |
申请公布号 |
CA1152662(A) |
申请公布日期 |
1983.08.23 |
申请号 |
CA19820407688 |
申请日期 |
1982.07.20 |
申请人 |
BLOCK, ROBERT S.;MARTIN, JOHN R. |
发明人 |
BLOCK, ROBERT S.;MARTIN, JOHN R. |
分类号 |
H04N7/173;(IPC1-7):H04M11/00 |
主分类号 |
H04N7/173 |
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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