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:
Nov. 07, 2000
Filed:
Mar. 17, 1998
Fujitsu Limited, Kawasaki, JP;
Abstract
Disclosed are an exchange which performs call connection control for subscribers in a plurality of areas having different toll numbers, and a method of controlling connection of calls in this exchange. A telephone number translation table is created in accordance with a telephone number structure comprising an internal toll number and internal local office numbers, wherein the internal toll number is a string of numerals shared by toll numbers in the plurality of areas, and the internal local office numbers are numbers obtained by adding a number, which is not shared by the toll numbers in the plurality of areas, onto the beginning of local office numbers that follow the unshared number. The exchange performs switching service control using the telephone number translation table.