The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 03, 2026

Filed:

Jan. 04, 2024
Applicant:

Agora Lab, Inc., Santa Clara, CA (US);

Inventors:

Yichen Qian, Shanghai, CN;

Zesen Zhuang, Shanghai, CN;

Assignee:

Agora Lab, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 47/20 (2022.01); H04L 43/022 (2022.01); H04L 43/0829 (2022.01); H04L 43/0882 (2022.01); H04L 43/0894 (2022.01); H04L 47/27 (2022.01);
U.S. Cl.
CPC ...
H04L 47/20 (2013.01); H04L 43/022 (2013.01); H04L 43/0835 (2013.01); H04L 43/0882 (2013.01); H04L 43/0894 (2013.01); H04L 47/27 (2013.01);
Abstract

Apparatus, method and non-transitory computer readable medium for traffic policing detection and rate limit estimation for a network, including selecting from the network sampled packets having a loss rate greater than a first threshold, the selected sampled packets being added to a sliding window for traffic policing detection; in response to the number of sampled packets in the sliding window reaching a predetermined number, determining a correlation coefficient based on a sending rate and the loss rate of at least one sampled packet in the sliding window; in response to the correlation coefficient exceeding a second threshold, determining whether traffic policing is occurring in the network based on the sending rate and a transformed loss rate of the at least one sampled packet; and in response to traffic policing occurring, determining an estimated rate limit for traffic policing based on an acknowledgement rate of the at least one sampled packet.


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