发明名称 Physical unclonable function cell and array
摘要 A function cell comprising a first field effect transistor (FET) device, a second FET device, a first node connected to a gate terminal of the first FET device and a gate terminal of the second FET device, wherein the first node is operative to receive a voltage signal from an alternating current (AC) voltage source, an amplifier portion connected to the first FET device and the second FET device, the amplifier portion operative to receive a signal from the first FET device and the second FET device, a phase comparator portion having a first input terminal connected to an output terminal of the amplifier and a second input terminal operative to receive the voltage signal from the AC voltage source, the phase comparator portion operative to output a voltage indicative of a bit of a binary value.
申请公布号 US8525549(B1) 申请公布日期 2013.09.03
申请号 US201213403339 申请日期 2012.02.23
申请人 FENG KAI D.;WANG HAILING;WANG PING-CHUAN;YANG ZHIJIAN;INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 FENG KAI D.;WANG HAILING;WANG PING-CHUAN;YANG ZHIJIAN
分类号 H03K19/173 主分类号 H03K19/173
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