Card for electronic access control
An access control card, electronic technology, applied in the field of credit cards, can solve the problems of cost-consuming, unavoidable wear or damage of magnetic stripes or integrated electronic chips, etc., and achieve the effect of wide application
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[0036] figure 1 An example of an electronic access control card according to a preferred structure of the present invention is shown. The card 1 has a magnetic strip 2 on its back, indicated in the diagram by a dotted line. On the front side there is a square area in which an electronic chip 3 is mounted. Preferably, said card is a hybrid circuit card. In addition, there is a number or letter 4 on the front side, which will be explained in detail later. Dimensions L and B correspond to the length and width of a common electronic access card. L is about 8.5cm (85mm), and B is about 5.5cm (55mm). In half range, card thickness D can reach 2mm or even 3mm. The electronic chip 3 can be located on the left side or on any other position of the card. Likewise, the magnetic strip 2 can be located in the upper area of the card.
[0037] According to this structural example of the invention, the card 1 is formed entirely of a glass-like material, borosilicate glass in the previo...
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