Facsimile transmission in a digital cellular radio network
First Claim
1. An arrangement for facsimile transmission in a digital cellular radio network, said arrangement comprising:
- radio terminal equipment;
data terminal equipment which is connected to the radio terminal equipment and is the source or destination of fax messages to be transmitted;
a fax device with a line interface for a fax connection and a control interface, to which the data terminal equipment is operationally connected to control the fax device;
a network terminating unit in a mobile exchange; and
call control means for establishing a digital data transmission connection between the network terminating unit and the radio terminal equipment;
the fax device being a fax modem disposed in the network terminating unit; and
the data terminal equipment being operationally connected to the control interface of the fax device through the radio terminal equipment and said digital data transmission connection.
1 Assignment
0 Petitions
Accused Products
Abstract
A facsimile service arrangement in a digital cellular radio network including radio terminal equipment; data terminal equipment which is connected to the radio terminal equipment and is the source or destination of fax messages to be transmitted; a fax device with a 2-wire line interface and a control interface, to which the data terminal equipment is operationally connected to control the fax device; a network terminating unit disposed in a mobile exchange; and call control means for establishing a digital data transmission connection between the network terminating unit and the radio terminal equipment. The fax device is a fax modem disposed in the network terminating unit, and the data terminal equipment is operationally connected to the control interface of the fax modem through the radio terminal equipment and the digital data transmission connection.
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Citations
9 Claims
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1. An arrangement for facsimile transmission in a digital cellular radio network, said arrangement comprising:
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radio terminal equipment; data terminal equipment which is connected to the radio terminal equipment and is the source or destination of fax messages to be transmitted; a fax device with a line interface for a fax connection and a control interface, to which the data terminal equipment is operationally connected to control the fax device; a network terminating unit in a mobile exchange; and call control means for establishing a digital data transmission connection between the network terminating unit and the radio terminal equipment; the fax device being a fax modem disposed in the network terminating unit; and the data terminal equipment being operationally connected to the control interface of the fax device through the radio terminal equipment and said digital data transmission connection. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification