Set-top interface transactions in an impulse pay per view...

Details Set-top interface transactions in an impulse pay per view... Set-top interface transactions in an impulse pay per view...

H - Electricity

04

N

350/22, 350/24

H04N 7/167 (2006.01) H04N 7/16 (2006.01) H04N 7/173 (2006.01)

Patent

CA 1337215

An impulse pay-per-view system wherein a number of downloadable transactions may be utilized to effect increased control and diversity is disclosed. A preview time/free time transaction per- mits a system subscriber to view portions of a pay-per-view event without purchasing the event. A security transaction sent while a pay-per-view event is active may be used to prevent a subscriber from receiving events which have not been purchased. A telephone number transaction may include a special character representing an instruction to pause between the dialing of selected digits. A viewer statistic transaction may be used to instruct a subscriber to record the channel he is viewing. Finally, a subscriber may pre-buy pay-per- view events in order to facilitate VCR recording of the events while he is asleep or away from home.

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