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:
Mar. 30, 1999
Filed:
Dec. 18, 1996
Applicant:
Inventors:
Dong-Soo Ban, Kyonggi-do, KR;
Jung-Yul Park, Kyonggi-do, KR;
Dong-Hyun Lee, Kyonggi-do, KR;
Rha Soh, Chollabuk-do, KR;
Assignee:
Hyundai Electronics Industries Co., Ltd., Kyonggi-do, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M / ;
U.S. Cl.
CPC ...
379230 ; 379230 ; 379219 ; 455433 ;
Abstract
An improved common-channel message conversion method for a communication network interface between exchange systems which is capable of directly interfacing a DCN network and AMPS network by converting different message formats of a common-channel signalling method of a DCN network and AMPS network in one exchange system and coinciding different parameter values and operation between hierarchical structures.