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.
Patent No.:
Date of Patent:
Aug. 30, 2016
Filed:
Mar. 12, 2014
Applicant:
Arm Limited, Cambridge, GB;
Inventors:
Simon John Craske, Cambridge, GB;
Michael Alexander Kennedy, Cambridge, GB;
Andrew John Turner, Cambridge, GB;
Richard Anthony Lane, Cambridge, GB;
Assignee:
ARM Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/26 (2006.01); G06F 13/38 (2006.01);
U.S. Cl.
CPC ...
G06F 13/26 (2013.01);
Abstract
An interrupt controller includes a priority level arbitrator () including multiple stages. The stages include at least one stage comprising a plurality of interrupt selectors formed of a multiplexer () for selecting between a pair of potentially concurrently asserted interrupt signals in dependence upon selection data. The selection data is determined in advance by a priority level comparator () using priority level data associated with the respective interrupt signals.