Method for performing USSD services in a telecommunications network
First Claim
1. A method for providing services in a telecommunication network, using USSD channel, comprising of the following steps:
- receiving by the terminal device (DT) a call establishment request for a voice connection to the recipient'"'"'s telephone number,rejecting the call establishment request for the voice connection, if the call request is determined to be a request for USSD based services,transmitting information about the rejected call request from the terminal device (DT) to a server (GTW), the information including at least the telephone number of the terminal (OT) initiating the connection,establishing a USSD session by the server (GTW), andinitiating an exchange of messages from the server (GTW) via the USSD channel.
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Accused Products
Abstract
A method for providing services in a telecommunication network with the use of USSD channel, comprising of a step of receiving (102), by a terminal device (DT), a call establishment request for a voice connection from an initiating terminal with a recipient'"'"'s telephone number,—a step of rejecting (108) the call establishment request for the voice connection, if the call establishment request is determined (104, 106) to be a request for USSD based services. In subsequent steps information about the rejected call request is transmitted (110) from the terminal device (DT) to a server (GTW), the information including at least the telephone number of the terminal (OT) initiating the voice connection, and in the following steps the server (GTW) establishes (112) a USSD session and initiates (114) an exchange of messages from the server (GTW) via the USSD channel.
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Citations
20 Claims
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1. A method for providing services in a telecommunication network, using USSD channel, comprising of the following steps:
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receiving by the terminal device (DT) a call establishment request for a voice connection to the recipient'"'"'s telephone number, rejecting the call establishment request for the voice connection, if the call request is determined to be a request for USSD based services, transmitting information about the rejected call request from the terminal device (DT) to a server (GTW), the information including at least the telephone number of the terminal (OT) initiating the connection, establishing a USSD session by the server (GTW), and initiating an exchange of messages from the server (GTW) via the USSD channel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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- 11. A telecommunications network comprising a terminal device (DT) and a server (GTW), adapted to provide USSD based text messages in the telecommunications network, the terminal device (DT) being adapted to receive a call establishment request for a voice connection to the recipient'"'"'s telephone number and to reject the call request for the voice connection, if the call request is determined to be a request for USSD based services, the terminal device (DT) also adapted to transmit information about the rejected call request, comprising of at least the telephone number of the terminal (OT) initiating the connection, to the server (GTW) which, in turn, is adapted to establish and use a USSD session for exchanging of messages.
Specification