H - Electricity – 04 – N
Patent
H - Electricity
04
N
H04N 21/478 (2011.01)
Patent
CA 2421335
A method for controlling transmission of messages in an interactive television system comprising a network and a plurality of receiver units connected to the network; the method comprising: transmitting to the receiver units an trigger inviting a response from each receiver unit and indicating that a delay procedure is to be applied to the responses; and at each receiver unit: accepting from a user of the receiver unit data in response to the trigger; forming a response message for transmission to the network in response to the trigger, the response message including the data received from the user; determining the length of a delay interval to be applied to the response message; and transmitting the response message to the network after the delay.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Chello Broadband Nv
Upc Broadband Operations B.v.
LandOfFree
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