Device for the intelligible consultation of data relating to the fees programs of a subscription television and/or radio service
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 10, 1993
Grant Date -
N/A
app pub date -
Dec 19, 1990
filing date -
Dec 22, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for allowing fee paying subscribers access to television or radio programs includes a keyboard unit for requesting messages concerning the programs. Information describing the program fees and account status is contained in a subscriber held security processor such as a smart card. As a function of the content of the requests a mechanism converts the information contained in the security processor into intelligible messages as a function of complementary information transmitted regularly within television and/or radio signals.
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