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专利名称：Improved information transmission method发明人：D'Amato, Paolo申请号：EP91112330.5申请日：19910723公开号：EP0468447A3公开日：19930120
专利附图：
摘要：The present invention relates to an improved information transmission system,under the form of a plurality of pages, included in the television signal, and comprising aplurality of summarized tables containing in a synthesized manner relative data of thetransmitted pages and of their contents; the characterising principle of the invention
consists in the fact that it provides for the data that requires a more frequent updatingto be contained in a first of the said summarized tables, in such a way that the others canbe updated from time to time.
申请人：RAI RADIOTELEVISIONE ITALIANA
地址：Viale Mazzini 14 I-00195 Rome IT
国籍：IT
代理机构：Dini, Roberto, Dr. Ing.
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