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:
Dec. 10, 1996
Filed:
Jun. 07, 1995
Electronics and Telecommunications Research Institute, Daejeon, KR;
Korea Telecommunication Authority, Seoul, KR;
Abstract
An apparatus for and a method of duplex operation and management for an SMX-1 system, capable of minimizing a failure of the system and ensuring the consistency of data between the contents of database and the data being currently operated by two operation management subsystem modules (OMMs) operated in a fashion that when a failure occurs in one of the OMMs, the other OMM executes the function to be executed by the one OMM. The OMMs are connected to the target system by a highway interface unit and connected to a remote signalling network operations system (SIGNOS) by an X.25 network using a modem, one of the OMMs being in service to execute a management of network resources and a management of states of signalling networks, while the other OMM being standby.