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:
Jun. 22, 1993

Filed:

Mar. 09, 1990
Applicant:
Inventors:

Munehiro Fukuda, Sagamihara, JP;

Takashi Matsumoto, Tokyo, JP;

Takeo Nakada, Kawaguchi, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395550 ; 395200 ; 364D / ; 364271 ; 3642711 ; 3642712 ; 3642713 ; 3642707 ;
Abstract

A synchronization controller is provided for each processor in a multiprocessor system. The synchronization controllers are commonly connected to a synchronization signal bus. Each of the synchronization controllers has a synchronization wait signal transmitting means for receiving a synchronization request signal from a corresponding processor, signal means for transmitting a synchronization wait signal to the synchronization signal bus, a synchronization register for specifying the other processors to be synchronized with the corresponding processor, a comparator means for comparing the signal from the synchronization signal bus with the content of the synchronization resister, and a means for transmitting to the corresponding processor a synchronization-acknowledge signal based on the result of comparison by the comparator means.


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