Wireless telephone service subscription data user access method
First Claim
1. Method for providing a user with access to subscription data in a wireless telephone service network including a distribution network having fixed stations and wireless digital telephones linked by radio to said fixed stations, a digital public switched telephone network to which each fixed station is connected, service control points connected to said public switched telephone network and each containing a wireless telephone service subscription database and a call processing logic device for generating a call ticket at the end of each telephone call, a service management system for processing each call ticket to generate a billing ticket and containing a reference database storing the characteristics of each subscription and all said billing tickets, said method comprising the steps:
- storing and keeping up to date in real time in a reference database file of the service management system, billing tickets classified by subscription;
designating a subscription of interest;
setting up a link between a user terminal to a server of said service management system;
using a smart card connected to said terminal to determine a first signature using a random number and a secret key specific to said user;
transmitting said first signature to said service management system;
reading the data of said subscription of interest in said reference database to recover said secret key associated with said subscription;
computing a second signature using said secret key read from said subscription data and said random number;
comparing said first and second signatures;
authenticating the identity of said user if and only if said first and second signatures are identical;
ascertaining the user'"'"'s access rights;
reading billing tickets corresponding to said subscription of interest in said database file into the user terminal, according to the user'"'"'s access rights thus ascertained; and
processing the information from the billing tickets thus read.
1 Assignment
0 Petitions
Accused Products
Abstract
Wireless telephone service is provided by a distribution network including fixed stations and wireless digital telephones linked by radio to the fixed stations, a digital public switching telephone network to which each fixed station is connected, service control points connected to the public switching telephone network and each including a wireless telephone service subscription database and a call processing logic device generating a call ticket at the end of each telephone call, and a service management system processing each call ticket to generate a billing ticket and including a reference database storing the characteristics of each subscription and all the billing tickets. A user data access method for this service includes storing and keeping up to date in real time in a reference database file of the service management system, billing tickets classified by subscription and, when a user requests access to subscription data: designating a subscription of interest, setting up a link between a user terminal and a server of the service management system, authenticating the identity of the user, reading billing tickets of the subscription in the file under the control of the user terminal, according to the user'"'"'s access rights, and processing the information from the read billing tickets.
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Citations
7 Claims
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1. Method for providing a user with access to subscription data in a wireless telephone service network including a distribution network having fixed stations and wireless digital telephones linked by radio to said fixed stations, a digital public switched telephone network to which each fixed station is connected, service control points connected to said public switched telephone network and each containing a wireless telephone service subscription database and a call processing logic device for generating a call ticket at the end of each telephone call, a service management system for processing each call ticket to generate a billing ticket and containing a reference database storing the characteristics of each subscription and all said billing tickets, said method comprising the steps:
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storing and keeping up to date in real time in a reference database file of the service management system, billing tickets classified by subscription; designating a subscription of interest; setting up a link between a user terminal to a server of said service management system; using a smart card connected to said terminal to determine a first signature using a random number and a secret key specific to said user; transmitting said first signature to said service management system; reading the data of said subscription of interest in said reference database to recover said secret key associated with said subscription; computing a second signature using said secret key read from said subscription data and said random number; comparing said first and second signatures; authenticating the identity of said user if and only if said first and second signatures are identical; ascertaining the user'"'"'s access rights; reading billing tickets corresponding to said subscription of interest in said database file into the user terminal, according to the user'"'"'s access rights thus ascertained; and processing the information from the billing tickets thus read. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification