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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0690498 (1991-04-24) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 51 인용 특허 : 0 |
In an identification system based on reflection of radar signals from a bit-coded transponder, the received signals are processed to remove unwanted signals and noise from the required, reflected and received signals that have a recurrent cycle. The reflected signals are extremely weak in relation t
A method in an identification system, wherein a radar signal is transmitted from a transmitter, said signal is arranged to be received by a mobile, bit-coded identification transponder which returns a coded signal that is received by a receiver; the received coded signals are processed in order to r
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