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. 15, 2001
Filed:
Apr. 09, 1998
Applicant:
Inventor:
Vi-Tus Heo, Incheon, KR;
Assignee:
Mercury Corporation, Incheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/26 ;
U.S. Cl.
CPC ...
H04J 3/26 ;
Abstract
An integrated services digital network (ISDN) switch capable of switching packets in each of access switching subsystems, includes a plurality of access switching subsystems including a time switch, for providing interfaces with subscriber equipments by using the ISDN standard interfaces; an interconnection network subsystem including a space switch, connected to the access switching subsystems, for performing functions such as space switching and network synchronization; and a central control subsystem, connected to the interconnection network subsystem, for supervising and controlling overall functions performed in each subsystem in the ISDN switch.