发明名称 SECURITY METHOD FOR GAINING ACCESS, ACCESS VERIFICATION DEVICE, ELEVATOR
摘要 The invention relates to a security method for gaining access, which allows authorized persons to gain access to a protected area and prevents access by unauthorized persons. The inventive method is characterized in that a number of persons in a verification area are determined, a number of authorization passes present in said area are verified, the number of persons and the number of authorization passes are compared and if the number of persons agrees with the number of authorization passes, an access approval signal is generated. The invention also relates to a device that is suitable for carrying out the method.
申请公布号 WO03027966(A3) 申请公布日期 2003.08.07
申请号 WO2002DE02932 申请日期 2002.08.08
申请人 DEUTSCHE POST AG;PIEPER, NORBERT 发明人 PIEPER, NORBERT
分类号 G01V3/12;B66B1/46;B66B3/00;B66B5/00;G01V8/10;G07C9/00;G08B25/04 主分类号 G01V3/12
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