security can be increased. In addition, the IC card is not sent out when the power of the terminal equipment is shut down because of a power failure, or when the power is cut forcedly. As a result, the IC card remains inside the data processing system, and there is no occasion when...
Hitachi considers that the lithium ion rechargeable batteries business will also be a core device of the social innovation business consisting of information & telecommunication systems business, the power systems business, the environmental, industrial and transport systems businesses, and the social and ...