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Encoded SAW RFID tags and sensors for multi-user detection using IDT finger phase modulation
Encoded SAW RFID tags and sensors for multi-user detection using IDT finger phase modulation
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机译:编码的SAW RFID标签和传感器,使用IDT手指相位调制进行多用户检测
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摘要
A group of SAW RFID tags or sensors each has a transducer with interdigitated fingers, a different set of fingers in each tag or sensor being reversed in phase to cause the tag or sensor to provide a unique identifier in a returned impulse response produced by the tag or sensor when interrogated by an interrogation signal.
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