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:
May. 13, 1997
Filed:
Jan. 23, 1995
Applicant:
Inventors:
Ramin Modiri, San Jose, CA (US);
Srinivasa D Murthy, San Jose, CA (US);
Alan L Rowe, San Jose, CA (US);
Assignee:
Tandem Computers Incorporated, Cupertino, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395726 ; 3642316 ; 3642301 ; 364D / ;
Abstract
An apparatus and method, using an inter-processor lock to coordinate signal delivery to a process group whose member processes are distributed across multiple processors. The apparatus and method insure that each process group member process receives the same signals in the same order and that no signal is duplicated. The apparatus and method also insure that a partially completed signal delivery is completed even in the face of failure of the signalling processor.