Content-modification system with broadcast schedule utilization feature

1. A method comprising:

accessing, from a broadcast schedule, broadcast-schedule data associated with a channel, wherein the broadcast-schedule data specifies an ISCI key of an advertisement segment that is part of a linear sequence of content segments scheduled for broadcast on the channel;

using the accessed broadcast-schedule data to identify an upcoming content-modification opportunity on the channel for a content-presentation device to modify a particular content segment of the linear sequence of content segments while receiving the linear sequence of content segments on the channel, wherein using the accessed broadcast-schedule data to identify the upcoming content-modification opportunity on the channel comprises:

(i) detecting a match between the ISCI key of the advertisement segment scheduled for broadcast and a reference ISCI key that corresponds with a reference advertisement segment; and

(ii) identifying the upcoming content-modification opportunity on the channel based at least in part on the detected match; and

responsive to identifying the upcoming content-modification opportunity on the channel using the accessed broadcast-schedule data:

identifying a content-presentation device tuned to the channel on which the advertisement segment is scheduled for broadcast; and

causing supplemental content to be transmitted to the identified content-presentation device, to facilitate the identified content-presentation device performing a content-modification operation in which, while the identified content-presentation device is receiving the linear sequence of content segments, the identified content-presentation device modifies the advertisement segment with the supplemental content.

2. The method of claim 1 , wherein using the accessed broadcast-schedule data to identify the upcoming content-modification opportunity on the channel comprises:

accessing first broadcast-schedule data associated with the channel;

extracting, from among the accessed first broadcast-schedule data associated with the channel, second broadcast-schedule data related to one or more broadcast-related events scheduled within a predefined upcoming time-period; and

using the extracted second broadcast-schedule data to identify the upcoming content-modification opportunity on the channel.

3. The method of claim 1 , wherein accessing broadcast-schedule data associated with the channel comprises accessing a house identifier.

4. The method of claim 1 , further comprising transmitting, to the identified content-presentation device, reference fingerprint data to further facilitate the identified content-presentation device performing the content-modification operation related to the identified upcoming content-modification opportunity on the channel.

5. The method of claim 1 , further comprising:

receiving, by the identified content-presentation device, the transmitted supplemental content; and

using, by the identified content-presentation device, the received supplemental content in connection with performing a content-modification operation related to the identified upcoming content-modification opportunity on the channel.

6. The method of claim 1 , further comprising:

responsive to identifying the upcoming content-modification opportunity on the channel, identifying a group of multiple content-presentation devices tuned to the channel; and

for each content-presentation device in the identified group, causing respective supplemental content to be transmitted to that content-presentation device, to facilitate that content-presentation device performing a respective content-modification operation related to the identified upcoming content-modification opportunity on the channel.

7. The method of claim 6 , further comprising:

for each content-presentation device in the identified group, transmitting, to that content-presentation device, respective reference fingerprint data to further facilitate that content-presentation device performing the respective content-modification operation related to the upcoming content-modification opportunity on the channel.

8. A non-transitory computer-readable storage medium, having stored thereon program instructions that, upon execution by at least one processor, cause performance of a set of operations comprising:

accessing, from a broadcast schedule, broadcast-schedule data associated with a channel, wherein the broadcast-schedule data specifies an ISCI key of an advertisement segment that is part of a linear sequence of content segments scheduled for broadcast on the channel;

using the accessed broadcast-schedule data to identify an upcoming content-modification opportunity on the channel for a content-presentation device to modify a particular content segment of the linear sequence of content segments while receiving the linear sequence of content segments on the channel, wherein using the accessed broadcast-schedule data to identify the upcoming content-modification opportunity on the channel comprises:

(i) detecting a match between the ISCI key of the advertisement segment scheduled for broadcast and a reference ISCI key that corresponds with a reference advertisement segment; and

(ii) identifying the upcoming content-modification opportunity on the channel based at least in part on the detected match; and

responsive to identifying the upcoming content-modification opportunity on the channel using the accessed broadcast-schedule data:

identifying a content-presentation device tuned to the channel on which the advertisement segment is scheduled for broadcast; and

causing supplemental content to be transmitted to the identified content-presentation device, to facilitate the identified content-presentation device performing a content-modification operation in which, while the identified content-presentation device is receiving the linear sequence of content segments, the identified content-presentation device modifies the advertisement segment with the supplemental content.

9. The non-transitory computer-readable storage medium of claim 8 , wherein using the accessed broadcast-schedule data to identify the upcoming content-modification opportunity on the channel comprises:

accessing first broadcast-schedule data associated with the channel;

extracting, from among the accessed first broadcast-schedule data associated with the channel, second broadcast-schedule data related to one or more broadcast-related events scheduled within a predefined upcoming time-period; and

using the extracted second broadcast-schedule data to identify the upcoming content-modification opportunity on the channel.

10. The non-transitory computer-readable storage medium of claim 8 , wherein accessing broadcast-schedule data associated with the channel comprises accessing a house identifier.

11. The non-transitory computer-readable storage medium of claim 8 , the set of operations further comprising transmitting, to the identified content-presentation device, reference fingerprint data to further facilitate the identified content-presentation device performing the content-modification operation related to the identified upcoming content-modification opportunity on the channel.

12. The non-transitory computer-readable storage medium of claim 11 , the set of operations further comprising:

responsive to identifying the upcoming content-modification opportunity on the channel, identifying a group of multiple content-presentation devices tuned to the channel; and

for each content-presentation device in the identified group, causing respective supplemental content to be transmitted to that content-presentation device, to facilitate that content-presentation device performing a respective content-modification operation related to the identified upcoming content-modification opportunity on the channel.

13. The non-transitory computer-readable storage medium of claim 12 , the set of operations further comprising:

for each content-presentation device in the identified group, transmitting, to that content-presentation device, respective reference fingerprint data to further facilitate that content-presentation device performing the respective content-modification operation related to the upcoming content-modification opportunity on the channel.

14. A computing system comprising:

a processor; and

a non-transitory computer-readable storage medium, having stored thereon program instructions that, upon execution by the processor, cause performance of a set of operations comprising:

accessing, from a broadcast schedule, broadcast-schedule data associated with a channel, wherein the broadcast-schedule data specifies an ISCI key of an advertisement segment that is part of a linear sequence of content segments scheduled for broadcast on the channel;

using the accessed broadcast-schedule data to identify an upcoming content-modification opportunity on the channel for a content-presentation device to modify a particular content segment of the linear sequence of content segments while receiving the linear sequence of content segments on the channel, wherein using the accessed broadcast-schedule data to identify the upcoming content-modification opportunity on the channel comprises:

(i) detecting a match between the ISCI key of the advertisement segment scheduled for broadcast and a reference ISCI key that corresponds with a reference advertisement segment; and

(ii) identifying the upcoming content-modification opportunity on the channel based at least in part on the detected match; and

responsive to identifying the upcoming content-modification opportunity on the channel using the accessed broadcast-schedule data:

identifying a content-presentation device tuned to the channel on which the advertisement segment is scheduled for broadcast; and

causing supplemental content to be transmitted to the identified content-presentation device, to facilitate the identified content-presentation device performing a content-modification operation in which, while the identified content-presentation device is receiving the linear sequence of content segments, the identified content-presentation device modifies the advertisement segment with the supplemental content.

15. The computing system of claim 14 , wherein using the accessed broadcast-schedule data to identify the upcoming content-modification opportunity on the channel comprises:

accessing first broadcast-schedule data associated with the channel;

extracting, from among the accessed first broadcast-schedule data associated with the channel, second broadcast-schedule data related to one or more broadcast-related events scheduled within a predefined upcoming time-period; and

using the extracted second broadcast-schedule data to identify the upcoming content-modification opportunity on the channel.