CIRCUIT FOR SWITCHING SYSTEM Russian patent published in 1998 - IPC

Abstract RU 2120197 C1

FIELD: communications. SUBSTANCE: special application is loaded in switching equipment of office telephone exchange and has two parts. First part of that application processes digital information about user numbers which have first number n of digital records of user numbers. Second part of that application processes digital information about user numbers which have second larger number m of digital records of user numbers. EFFECT: mapping of user numbers in office automatic telephone exchange to public switching network numbers. 2 cl, 2 dwg

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RU 2 120 197 C1

Authors

Klaus Ville

Kharol'D Linke

Karl-Khajnts Khass

Dates

1998-10-10Published

1994-04-12Filed