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:
Nov. 21, 2017
Filed:
Jan. 26, 2016
Electronics and Telecommunications Research Institute, Daejeon, KR;
Jin-Ho Han, Seoul, KR;
Young-Su Kwon, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
Disclosed herein is an apparatus and method for controlling levelcaches, capable of delivering data to a processor without errors and storing error-free data in the caches even when soft errors occur in the processor and caches. The apparatus includes: a levelcache #connected to the load/store unit of a first processor; a levelcache #connected to the load/store unit of a second processor; and a fault detection and recovery unit for reading from and writing to tag memory, data memory, and valid bit memory of the levelcache #and the levelcache #performing the write-back and flush of the levelcache #and the levelcache #based on information stored therein, and instructing the load/store units of the first and second processors to stall a pipeline and to restart an instruction #n.