Mobile electronic commerce system
3 Assignments
0 Petitions
Accused Products
Abstract
The objective of the present invention is to provide a mobile electronic commerce system that is superior in safety and usability. The mobile electronic commerce system comprises an electronic wallet 100, supply sides 101, 102, 103, 104 and 105, and a service providing means 110 that is connected by communication means. The service providing means installs a program for an electronic ticket, an electronic payment card, or an electronic telephone card. The electronic wallet employs the installed card to obtain a product or a service or entrance permission. The settlement process is performed by the electronic wallet and the supply side via the communication means, and data obtained during the settlement process are managed by being transmitted to the service providing means at a specific time. A negotiable card can be easily obtained, and when the negotiable card is used the settlement process can be quickly and precisely performed.
-
Citations
31 Claims
-
1-5. -5. (canceled)
-
6. A mobile user terminal used in an electronic commerce system comprising the mobile user terminal, a service providing system and an examination terminal, the mobile user terminal comprising:
-
a generating section that generates a request for electronic value card information; a transmitting section transmits the request to the service providing system; an acquisition section that receives the electronic value card information issued by the service providing system and having secret key data, the secret key data differing for each type of the electronic value card information and to be used in a mutual authentication process executed between the mobile user terminal and the examination terminal to hold the electronic value card information; and a mutual authentication section for transmitting a first authentication message to the examination terminal to allow the examination terminal to perform an authentication operation and for receiving a second authentication message from the examination terminal allowing authentication of the examination terminal and using said second authentication message to authenticate the examination terminal. - View Dependent Claims (7, 8, 9, 10, 11)
-
-
12. A mobile user terminal for use in an electronic commerce system, said electronic commerce system comprising at least the mobile user terminal, a service providing system, and at least an examination terminal, said mobile user terminal comprising:
-
means for generating a request for electronic value card information and transmitting the request to the service providing system; means for receiving electronic value card information issued by the service providing system including the electronic value card information and secret key data, the secret key data differing for each type of electronic value card information, the secret key data for use in an authentication process between said mobile user terminal and the examination terminal; and authentication means for engaging in an authentication process with the at least an examination terminal, said authentication means transmitting a first authentication message to the examination terminal to allow the examination terminal to perform an authentication operation, said authentication means further receiving a second authentication message from the examination terminal allowing authentication of the examination terminal and said authentication means authenticating said examination terminal based on said second authentication message. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
-
-
20. A mobile user terminal for use in an electronic commerce system, the electronic commerce system comprising at least the mobile user terminal, a service providing system and at least an examination terminal, the mobile user terminal comprising:
-
a generator for generating a request for electronic value card information; a transmitter for transmitting the request to the service providing system; a receiver for receiving the electronic value card information issued by the service providing system, said electronic card information including secret key data, the secret key data differing for each type of the electronic value card information, the secret key data for use in an authentication process executed between the mobile user terminal and a selected examination terminal; and a mutual authenticator for executing an authentication process with the selected examination terminal using the secret key data of the electronic value card information, said authentication process comprising transmitting a first authentication message to the examination terminal to allow the examination terminal to perform an authentication operation, receiving a second authentication message from the examination terminal, allowing authentication of the examination terminal and authenticating the examination terminal through use of the second authentication message. - View Dependent Claims (21, 22, 23, 25)
-
-
26. The mobile user terminal according to claim 20, wherein the electronic value card information further includes program data specifying a display of the electronic value card information;
- and
further comprising a display section that displays the electronic value card information based on the program data. - View Dependent Claims (27, 28, 29, 30, 31)
- and
-
26-1. A security method performed by a mobile user terminal in electronic commerce system, the electronic commerce system comprising at least the mobile user terminal, a service providing system, and at least an examination terminal, said method comprising:
-
generating a request for electronic value card information by the mobile user terminal and transmitting the request to the service providing system; receiving, at the mobile user terminal, electronic value card information issued by the service providing system and storing the electronic value card information;
said electronic card value information including secret key data differing for each type of electronic card information, said secret key data for use in an authentication process to be carried out by the mobile user terminal and a selected examination terminal; andauthenticating the selected examination terminal based on possession by both the mobile user terminal and the examination terminal of the same secret key data, said authenticating comprising transmitting a first authentication message to the examination terminal to allow the examination terminal to perform an authentication operation, receiving a second authentication message from the examination terminal allowing authentication of the examination terminal and authenticating the examination terminal based on the second authentication message.
-
Specification