IP Library › Granted Patent US 11,722,754
Granted Patent B2
US 11,722,754 · App. 17/718,074 · Granted Aug 8, 2023

Content synchronization using micro-seeking

Inventors: Matthew McDade Jackson (Denver, CO); Matthew Patrick Creehan (Littleton, CO)
Assignee: Comcast Cable Communications, LLC
H04N21/8547H04J3/0635H04L69/28
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Quick Facts
Patent No.
US 11,722,754
App. No.
17/718,074
Granted
Aug 8, 2023
Kind
B2
Abstract

Methods and systems are disclosed maintaining playback of content at a target or desired playback time. A playback device may be configured to compare a current playback time of a content asset to a target playback time of the content asset and to determine, for each comparison, whether a difference between the current playback time and the target playback time has reached a threshold. Based on determining that the difference between the current playback time and the target playback time has reached a threshold, the playback device may seek to the target playback time of the content asset. The playback device may be configured to repeatedly perform the comparing, determining and seeking operations in order to maintain the current playback time of the content within the threshold of the target playback time.

Claims (37)

1. A device comprising:

one or more processors; and

memory storing instructions that, when executed by the one or more processors, cause the device to:

compare, at one or more intervals and during playback of content, a current playback time of the content to a target playback time of the content;

determine, for each comparison, whether a difference between the current playback time and the target playback time has satisfied a threshold; and

seek, based on determining that the difference has satisfied the threshold, to the target playback time.

2. The device of claim 1 , wherein the target playback time of the content is determined based on a timestamp associated with the content.

3. The device of claim 2 , wherein the timestamp is stored in a manifest associated with the content.

4. The device of claim 2 , wherein comparing the current playback time of the content to the target playback time of the content comprises comparing the timestamp with a network time protocol.

5. The device of claim 1 , wherein the threshold is less than one hundred milliseconds.

6. The device of claim 1 , wherein the instructions, when executed by the one or more processors, further cause the device to:

cause playback of the content at a location within the threshold of the target playback time of the content.

7. The device of claim 1 , wherein the content is stored in a buffer.

8. A non-transitory computer-readable medium storing instructions that, when executed, cause:

compare, at one or more intervals and during playback of content, a current playback time of the content to a target playback time of the content;

determine, for each comparison, whether a difference between the current playback time and the target playback time has satisfied a threshold; and

seek, based on determining that the difference has satisfied the threshold, to the target playback time.

9. The non-transitory computer-readable medium of claim 8 , wherein the target playback time of the content is determined based on a timestamp associated with the content.

10. The non-transitory computer-readable medium of claim 9 , wherein the timestamp is stored in a manifest associated with the content.

11. The non-transitory computer-readable medium of claim 9 , wherein comparing the current playback time of the content to the target playback time of the content comprises comparing the timestamp with a network time protocol.

12. The non-transitory computer-readable medium of claim 8 , wherein the threshold is less than one hundred milliseconds.

13. The non-transitory computer-readable medium of claim 8 , wherein the instructions, when executed, further cause:

cause playback of the content at a location within the threshold of the target playback time of the content.

14. The non-transitory computer-readable medium of claim 8 , wherein the content is stored in a buffer.

15. A system comprising:

a first computing device configured to:

compare, at one or more intervals and during playback of content, a current playback time of the content to a target playback time of the content;

determine, for each comparison, whether a difference between the current playback time and the target playback time has satisfied a threshold; and

seek, based on determining that the difference has satisfied the threshold, to the target playback time; and

a second computing device configured to:

send the content.

16. The system of claim 15 , wherein the target playback time of the content is determined based on a timestamp associated with the content.

17. The system of claim 16 , wherein the timestamp is stored in a manifest associated with the content.

18. The system of claim 16 , wherein comparing the current playback time of the content to the target playback time of the content comprises comparing the timestamp with a network time protocol.

19. The system of claim 15 , wherein the threshold is less than one hundred milliseconds.

20. The system of claim 15 , wherein the first computing device is further configured to:

cause playback of the content at a location within the threshold of the target playback time of the content.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 23, 2022
From: JACKSON, MATTHEW MCDADE; CREEHAN, MATTHEW PATRICK
To: COMCAST CABLE COMMUNICATIONS, LLC
Reel/Frame 059990/0454 →
Continuity (2)
Continuation 16162805 · Oct 17, 2018
Related Publication 20220345795A1 · Oct 27, 2022
Cited By (1)
US 12,425,704