These are: Initial certificate, refresh certificate, withdrawal, payment, deposit and exchange. The elements of the e-money system of the present invention and the operations are described below. A. Public Key and Secret Key A user i has a public key P.sub.i, where for example, P.sub.i...
EP0567800 November, 1993 Data processing system and method to enforce payment of royalties when copying softcopy books. EP0570785 November, 1993 Method and apparatus for device control by data transmission in TV lines EP0932287 November, 1993 Personal digital assistance device EP0586954 March, 1994...
The online exchange starts with suppliers transferring the devices first; upon receiving the products Taolü verifies the brand, age, and category before making an offer. In order to explain how they convince wholesale suppliers to transfer devices before receiving payment, Taolü's CEO Manson Loo ...