US 11,659,065 B2
Quality of service control in content delivery system
Stephanie Hingtgen, Westminster, CO (US); and David Arbuckle, Denver, CO (US)
Assigned to Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed by Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed on Apr. 13, 2020, as Appl. No. 16/846,470.
Prior Publication US 2021/0320985 A1, Oct. 14, 2021
Int. Cl. H04L 67/61 (2022.01); H04L 67/63 (2022.01); H04L 41/5003 (2022.01); H04L 67/568 (2022.01)
CPC H04L 67/63 (2022.05) [H04L 41/5003 (2013.01); H04L 67/568 (2022.05); H04L 67/61 (2022.05)] 40 Claims
OG exemplary drawing
 
1. A method comprising:
determining, by a computing device, a first overload condition at a network component that sends content based on content requests received from a plurality of user devices;
determining, based on the first overload condition, a quantity of user devices, among the plurality of user devices, to be downgraded; and
sending, based on the quantity of the user devices to be downgraded, a downgrade message to the plurality of user devices, wherein the downgrade message comprises:
a request to downgrade future requests for content, and
information to allow the plurality of user devices to individually determine whether to avoid the requested downgrade, wherein the information indicates the quantity of user devices to be downgraded.