Presentation 2011-07-29
A Clutter Suppression Method Using the FIR Filter with Wide Passband and an MTI Filter
Yasuhiro HARASAWA, Teruyuki HARA,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) A passband width of MTI (Moving Target Indicators) filter in radar clutter suppression is not so wide. We propose clutter suppression FIR filters with wide passband and low order as taking the place of MTI. However, the proposed FIR filter has the wide passband by allowing the large ripple in the passband, and has the problem that the target signal attenuates compared with the MTI filter in the passband. In this report, we propose the method to use the FIR filter together with the MTI filter in radar that executes the coherent integration for the SNR (Signal to Noise Ratio) improvement after clutter suppression, and show its effectiveness by computer simulations.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) radar / clutter / MTI / FIR filters / bassband
Paper # SANE2011-49
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Committee SANE
Conference Date 2011/7/22(1days)
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Paper Information
Registration To Space, Aeronautical and Navigational Electronics (SANE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Clutter Suppression Method Using the FIR Filter with Wide Passband and an MTI Filter
Sub Title (in English)
Keyword(1) radar
Keyword(2) clutter
Keyword(3) MTI
Keyword(4) FIR filters
Keyword(5) bassband
1st Author's Name Yasuhiro HARASAWA
1st Author's Affiliation Information Technology R&D Center, Mitsubishi Electric Corporation()
2nd Author's Name Teruyuki HARA
2nd Author's Affiliation Information Technology R&D Center, Mitsubishi Electric Corporation
Date 2011-07-29
Paper # SANE2011-49
Volume (vol) vol.111
Number (no) 166
Page pp.pp.-
#Pages 6
Date of Issue