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:
Aug. 27, 1996
Filed:
Dec. 09, 1994
Applicant:
Inventors:
Samuel McMaster, Nottinghamshire, GB;
Stephen A Kirwan, Swindon, GB;
Assignee:
The Post Office, London, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M / ; H04Q / ; H04J / ;
U.S. Cl.
CPC ...
379230 ; 370 67 ; 370 851 ; 379219 ; 379225 ; 379233 ; 379234 ;
Abstract
A network terminating unit, for interconnecting analog and digital communication systems to a digital network, having an analog voice module for connection to an analog private exchange, a high speed data communication module for connection to high speed communications devices, and an interface for common channel signalling connection to a digital network. The unit may further include a module for common channel signalling connectivity to a digital private exchange.