Computer graphics processing and selective visual display system – Plural display systems – Remotely located
Patent
1996-03-12
2000-05-02
Brier, Jeffery
Computer graphics processing and selective visual display system
Plural display systems
Remotely located
G09G 500
Patent
active
060578084
ABSTRACT:
A service information receiving apparatus for receiving pay service information and date data which is multiplexed on FM broadcast waves transmitted from an FM broadcasting station, wherein use end day data calculated on the basis of valid term relative value data stored in a detachable IC card installed in the service information receiving apparatus and the received date data is acquired and stored, and the stored use end date data and received date data are compared. The display of pay service information is permitted while both data do not coincide, and the display of pay service information is prohibited after both data have coincided.
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Brier Jeffery
Casio Computer Co. Ltd.
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