Receiver for pay television
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 28, 1989
Issued Date -
N/A
app pub date -
Aug 5, 1987
filing date -
Nov 29, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A payment control apparatus for a pay television system includes a detector for detecting an advance fee data group transmitted from a center. An advance memory coupled to the detector stores the advanced fee data group. An error check controller coupled to the detector detects errors in the advance fee data group. A display coupled to the error check controller displays error conditions in the advance fee data group.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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