Dialing device with calling number and identification memory and method for using same
First Claim
1. In combination with a common dial network comprising a central office, a central station connected to the central office by first subscriber lines and a plurality of user stations connected to the central office by second subscriber lines, said user stations including at least one calling station having a telephone instrument for communicating with said central station and a dialing device with a memory contained therein for establishing a connection between the calling station and the central station via the first and second subscriber lines, the method comprising the steps of:
- establishing a connection by means of said telephone instrument between said calling station and said control station via said central office and said first and second subscriber lines;
switching said connection from said telephone instrument to said dialing device;
transmitting a calling number for said central station and at least one of a calling number and identification signal for said calling station from said central station to said calling station; and
storing the transmitted calling number for said central station and at least one of the calling number and identification signal for said calling station in the memory of said calling station.
1 Assignment
0 Petitions
Accused Products
Abstract
A dialing device and method for using the device in a common dial network consisting of a central office and a plurality of user stations connected to the central office by subscriber telephone lines. At least one of the user stations is a calling station having a dialing device which incorporates a memory for storing calling number and identification number. The method comprises the steps of establishing a connection between the calling station and the central station via the subscriber terminal lines and via the central office, transmitting the new calling number of the central station and/or the new identification number of the calling station from the central station to the calling station and storing the numbers in the memory of the calling station.
39 Citations
11 Claims
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1. In combination with a common dial network comprising a central office, a central station connected to the central office by first subscriber lines and a plurality of user stations connected to the central office by second subscriber lines, said user stations including at least one calling station having a telephone instrument for communicating with said central station and a dialing device with a memory contained therein for establishing a connection between the calling station and the central station via the first and second subscriber lines, the method comprising the steps of:
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establishing a connection by means of said telephone instrument between said calling station and said control station via said central office and said first and second subscriber lines; switching said connection from said telephone instrument to said dialing device; transmitting a calling number for said central station and at least one of a calling number and identification signal for said calling station from said central station to said calling station; and storing the transmitted calling number for said central station and at least one of the calling number and identification signal for said calling station in the memory of said calling station. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A dialing device for use at a calling station of a common dial network comprising a central office, a central station and a plurality of other calling stations, said calling stations being coupled to said central office by subscriber lines for automatic connection therebetween, wherein the dialing device comprises a memory for storing a calling number for said central station and a calling number and identification signal for said calling station in response to signals transmitted from said central station.
Specification