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:
May. 21, 2019

Filed:

Nov. 20, 2017
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Robert Grant, Atlanta, GA (US);

Kelley Anders, East New Market, MD (US);

Faisal Ghaffar, Castle Dunboyne, IE;

Ahmad Abdul Wakeel, Lucan, IE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/825 (2013.01); H04L 12/26 (2006.01); H04L 12/801 (2013.01); H04L 12/66 (2006.01); H04L 29/08 (2006.01); H04W 4/70 (2018.01);
U.S. Cl.
CPC ...
H04L 47/25 (2013.01); H04L 12/66 (2013.01); H04L 43/16 (2013.01); H04L 47/12 (2013.01); H04L 67/125 (2013.01); H04W 4/70 (2018.02);
Abstract

A data congestion control can operate in a hierarchical sensor network. A first data rate of data received from a set of devices is determined to compare unfavorably to a congestion threshold. A most favorable negotiation score of a set of negotiation scores corresponding to the set of devices is determined. A proposed reduced transmission rate that is less than a current transmission rate of the device and that compares favorably a boundary conditions of the device is determined. A transmission rate reduction request is generated for transmission to the one of the set of devices that indicates the proposed reduced transmission rate. An updated data rate of the data received from the set of devices is determined, and a difference between the updated data rate and the first aggregated data rate corresponds to a reduction of rate of transmission by the device.


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