发明名称 |
Back-up aid indicator using FMCW chirp signal or a time domain pulse signal |
摘要 |
A back-up aid indication system includes a sensor for providing detection coverage in a predetermined coverage zone behind a vehicle. The sensor includes a transmit antenna adapted for transmitting an RF signal having a quasi-collimated antenna pattern in a near field. The system further includes a waveform generator which selectively provides one of a frequency modulated continuous wave FMCW Chirp signal and a pulse waveform signal as the transmitted RF signal.
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申请公布号 |
US6873250(B2) |
申请公布日期 |
2005.03.29 |
申请号 |
US20020320750 |
申请日期 |
2002.12.16 |
申请人 |
RAYTHEON COMPANY |
发明人 |
VIANA LUIS M.;DELCHECCOLO MICHAEL J.;WOODINGTON WALTER G.;RUSSELL MARK E. |
分类号 |
G01S13/34;G01S13/87;G01S13/93;H01Q1/32;H01Q21/00;(IPC1-7):B60Q1/00 |
主分类号 |
G01S13/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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