Patent ID: 11956489
Assignee: TIVO CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method of switching between addressable advertisements and television programming comprising:
receiving, by a receiver, a first multiple program transport stream (MPTS) at a first frequency, wherein the first MPTS includes a television program and a trigger message;
receiving, by the receiver, a second MPTS at a second frequency that is not the same as the first frequency, wherein the second MPTS includes a plurality of addressable advertisements; and
in response to determining that the trigger message is a frequency switch trigger message:
determining a switching point between a first addressable advertisement and a second addressable advertisement from the plurality of addressable advertisements
performing error-detection using a client marker message associated with the second addressable advertisement to determine whether the switching point determined is associated with a frequency of the second addressable advertisement; and
transitioning to the second addressable advertisement in response to determining, based on the error-detection, that the switching point determined is associated with the frequency of the second addressable advertisement.