04953198 is referenced by 131 patents and cites 6 patents.

A cordless telephone employed in a public telephone system provides mobility and service at reasonable cost to users of portable communications equipment. The system includes a plurality of base units which are accessible by a plurality of similarly configured cordless telephones. Each one of these base units is assigned and operates on one of multiple frequency channels and each one of the cordless telephones is capable of establishing a communications link with each one of these base units. Once a cordless telephone establishes communications with a base unit within its reception range, other cordless telephones within this reception range are precluded from establishing communications with this base unit or monitoring or otherwise interfering with communications between the cordless telephone and this base unit while the communications link is established therebetween.

Title
Public cordless telephone
Application Number
7/376459
Publication Number
4953198
Application Date
July 5, 1989
Publication Date
August 28, 1990
Inventor
James G Evans
Colts Neck
NJ, US
John J Daly
Freehold
NJ, US
Agent
Samuel R Williamson
Assignee
At&T Company
NJ, US
IPC
H04M 11/00
View Original Source