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:
Sep. 12, 1989

Filed:

Mar. 04, 1988
Applicant:
Inventors:

Hiroyuki Fujiyama, Hino, JP;

Sinji Nishikawa, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ; H04Q / ;
U.S. Cl.
CPC ...
377 70 ; 3072471 ; 34082587 ; 34082588 ;
Abstract

A register circuit comprises a plurality of registers commonly receiving a data signal and selection signals respectively, each of the registers including a first input terminal for receiving the data signal; a second input terminal for receiving a corresponding one of the selection signals; an output terminal for outputting a stored data signal; a storing unit, connected to the output terminal, for storing the data signal; and a control unit, connected to the storing unit, the first input terminal, the second input terminal, and the output terminal, for transferring the data signal to the storing unit when the selection signal is effective and resetting the storing unit when the data signal is already stored in the storing unit and the selection signal is not effective.


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