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:
Dec. 10, 2019

Filed:

May. 30, 2017
Applicant:

Xilinx, Inc., San Jose, CA (US);

Inventors:

Chuan Cheng Pan, San Jose, CA (US);

Kiran S. Puranik, Fremont, CA (US);

Assignee:

XILINX, INC., San Jose, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/863 (2013.01); G06F 9/48 (2006.01); H04L 12/721 (2013.01); H04L 12/54 (2013.01); G06F 13/364 (2006.01); G06F 9/52 (2006.01);
U.S. Cl.
CPC ...
H04L 47/6225 (2013.01); G06F 9/4881 (2013.01); G06F 9/52 (2013.01); G06F 13/364 (2013.01); H04L 12/56 (2013.01); H04L 45/12 (2013.01); H04L 45/72 (2013.01);
Abstract

A scheduling system includes a request masking circuit configured to receive a plurality of original requests for priority arbitration among a plurality of entries, the plurality of original requests include a last original request and a first original request following the last original request. A last mask associated with a last grant result for the last original request is received from a mask generator circuit. A first masked request is generated by applying the last mask to the first original request. A request selection circuit is configured to generate a first selected request based on the first original request and the first masked request. The mask generator circuit is configured to generate a first mask based on the first selected request. The first mask is associated with a first grant result for the first original request.


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