Patent ID: 7116349
Filing Date: 2006-10-03
Classification: H04N

Abstract:
1. A method of videophone data transmission, which is executed with a videophone and by a user, the method comprising: performing a connection procedure in that a smart key storing at least one user identification data of the user is connected to the videophone, wherein the user identification data at least includes one private key; performing a data download procedure, comprising: encrypting the at least one user identification data with a public key relevant to a service server in a key server; transmitting the at least one user identification data to the service server; verifying the user; encrypting at least one service provided by the service server; downloading the at least one service to the videophone; decrypting the at least one service; executing the at least one service in the videophone; and performing a disconnection procedure in that the smart key is disconnected from the videophone.