Mobile information storage and communication device and method of communication
A technology of communication device and storage location, applied in the direction of collaborative operation device, digital data authentication, printing, etc., can solve problems such as complex tasks and achieve the effect of ensuring safety
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[0066] A preferred embodiment of a mobile low cost electronic token device according to the present invention is shown in Figures 1 to 5.
[0067] Although the device can be realized as an object of virtually any shape, such as a credit card, card case or CD sleeve, one conventional standard format is the shape of an ISO7811 credit card with an integrated circuit. Card 10 optionally has an electromagnetic strip (not shown) and an embossed text field to be approved for use as a conventional credit card.
[0068] As apparent from Figure 1, the card 10 is preferably constructed of three layers of sheets 12, 18, 24, more suitably of polyester plastic material and having a combined thickness of 0.8mm, the thickness of a conventional credit card.
[0069] In the preferred embodiment the card has input means including keypad 14, data storage and processing means including integrated circuit (IC) 50, and transceiver / energy providing means including capacitive transceiver or two-way tr...
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