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:
Sep. 01, 1992
Filed:
Jan. 03, 1991
Applicant:
Inventor:
Katsuichi Ohara, Kunitachi, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
34082579 ; 34082585 ; 34082589 ; 370 60 ; 370 84 ; 3642408 ;
Abstract
A cross connection apparatus which performs cross connection using divided VT signals, as cross connection units, obtained by division of the VT sizes foming virtual tributary (VT) signals of input side transmission line signals into whole integers by a predetermined common size unit, wherein it is possible to perform cross connection by common hardware even if a plurality of types of VT signals having different VT sizes are input.