Passive sound-making chip card
A chip card and card technology, applied in the field of smart chip cards, can solve the problem of not being able to emit sound, and achieve the effect of convenient use
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[0014] The present invention will be described in detail below in conjunction with the accompanying drawings. When describing the embodiments of the present invention in detail, for the convenience of explanation, the accompanying drawings showing the structure of the device will not be partially enlarged according to the general scale, and the schematic diagram is only an example, and it should not be limited here. The protection scope of the present invention. It should be noted that the drawings are in simplified form and use inaccurate scales, which are only used to facilitate and clearly assist the purpose of illustrating the embodiments of the present invention.
[0015] Such as figure 1 and figure 2 As shown, the passive sounding chip card of the present invention includes a front printing layer 1, a card middle layer 2, a back printing layer 3, a sensing antenna 4, a transparent protective layer (not shown) and an IC module (not shown). The induction antenna is elec...
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