FIELD: cards with embedded chips. SUBSTANCE: device has first contact interface, second contactless interface, nonvolatile semiconductor memory unit, controlled switch, controlled switching assembly and logical circuit. EFFECT: device design with multiple transmission circuits to provide selective access to memory depending on transmission circuit. 9 cl, 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
RU2169951C2 |
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|
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|
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|
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|
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|
RU2175452C2 |
| SEMICONDUCTOR MEMORY UNIT | 1997 |
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|
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|
RU2163030C2 |
| CARD WITH BUILT-IN INTEGRATED CIRCUIT AND ITS MANUFACTURING PROCESS | 1997 |
|
RU2170457C2 |
