Patent ID: 7194591
Filing Date: 2007-03-20
Classification: G06Q,G07F

Abstract:
1. A data communication apparatus, comprising: a memory space; a service memory field in the memory space, the service memory field being comprised of one or more user blocks, each of the user blocks storing data for providing a corresponding service; two or more service defining blocks in the memory space, each of the service defining blocks including a service definition data and an access right data which defines an access right to a corresponding user block; and a PIN-code service definition block in the memory space for defining a PIN-code service which verifies a PIN code before the service is provided, wherein the PIN-code service defining block includes a PIN-code service block configured to store PIN-code service data so that the PIN-code or the necessity to input the PIN-code vary from one access right to another relative to the corresponding user block, and the one or more user blocks are accessed by using any of the corresponding two or more service defining blocks.