发明名称 Data carrier for the storage of data and circuit arrangement for such a data carrier
摘要 A data carrier ( 1 ) intended for the storage of data in memory means ( 17 ) has a first memory access means ( 18 ) for accessing a first storage location ( 22 ) and has a second memory access means ( 33 ) for accessing a second storage location ( 23 ), the first storage location ( 22 ) being only accessible by the first memory access means ( 18 ) with the aid of access enabling means ( 21, 19, 37, 39 ), and further has an additional memory access means ( 38 ), so as to enable an access authorization for the access to the first storage location ( 22 ) and so as to enable access to the first storage location ( 22 ) during an access by the second memory access means ( 33 ).
申请公布号 US7159243(B1) 申请公布日期 2007.01.02
申请号 US20000621528 申请日期 2000.07.21
申请人 KONINKLIJKE PHILIPS ELECTRONICS N.V. 发明人 MUEHLBERGER ANDREAS;POSCH STEFAN
分类号 G06F12/14;G06K19/07;G06F13/00;G06K19/073;G07F7/10;H04K1/00 主分类号 G06F12/14
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