Presentation 2007-01-18
Range Finding Using NRD Guide Pulse Radar with Signal Processing to Eliminate Multi-Reflection Based on Sequential Sampling Method at 60 GHz
Futoshi KUROKI, Takeshi IZUHO, Tsukasa YONEYAMA,
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Abstract(in English) A pulse radar front-end using an NRD-guide technology was fabricated for a millimeter wave level sensor, and then range finding was performed by using it. Multi-reflection however occurred between a target and a planar antenna due to a pencil beam radiation of our developing planar antenna, so that a precise distance could not be calculated for short range detection. In this paper, an FPGA-based signal processor was devised in order to eliminate such multi-reflection. Continuous sampling method was employed to reduce experimental errors, which were investigated from the viewpoint of difference of a period between a modulated pulse train and a continuous sampling clock. The error of range finding was successfully measured to be less than 12cm for the distance range from 2m to 20m under the multi-reflection environment. It was improved compared with that of a signal processor without the continuous sampling method.
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Keyword(in English) radar / FPGA / DSP / sequential sampling
Paper # ED2006-214,MW2006-167
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Committee MW
Conference Date 2007/1/10(1days)
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Registration To Microwaves (MW)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Range Finding Using NRD Guide Pulse Radar with Signal Processing to Eliminate Multi-Reflection Based on Sequential Sampling Method at 60 GHz
Sub Title (in English)
Keyword(1) radar
Keyword(2) FPGA
Keyword(3) DSP
Keyword(4) sequential sampling
1st Author's Name Futoshi KUROKI
1st Author's Affiliation Department of Electrical Engineering, Kure National College of Technology()
2nd Author's Name Takeshi IZUHO
2nd Author's Affiliation Department of Electrical Engineering, Kure National College of Technology
3rd Author's Name Tsukasa YONEYAMA
3rd Author's Affiliation Department of Environmental Information Engineering, Tohoku Institute of Technology
Date 2007-01-18
Paper # ED2006-214,MW2006-167
Volume (vol) vol.106
Number (no) 460
Page pp.pp.-
#Pages 4
Date of Issue