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246355

Design and implementation of a Cymbeline Radar signal processor with waveform generator to detect small RCS artillery bombs on a single FPGA chip

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Last updated: 04 Jan 2025

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Abstract

Cymbeline Radar is an old British mortar locating radar operating in x band using a Foster scanner. It has a nominal 100 kW peak output power using an old magneton, and a nominal pulse repetition frequency of 4000 pulses/second with 0.25 microsecond pulse width. It was built based on analog technology. This radar suffers from ageing, instability, in-coherency, poor accuracy, and difficult maintenance. In the present work, a proposed modified version of this radar is introduced. The proposed version depends on changing the radar parameters such as peak power, pulse width, and waveform generation and processing based on advanced technologies. A 6 KW Traveling Wave Tube (TWT) is suggested with a transmitted waveform of 6 microsecond pulse width and Barker code modulation. The same pulse repetition frequency is used. These parameters are chosen to achieve the designed radar specifications with an enhanced performance, and available technology The waveform generation and signal processing is achieved using Field Programmable Gate Arrays(FPGA's) which are best suited for signal processing applications that requires real time processing. The proposed signal processor includes matched filter and pulse compression with side lobes cancellation, Moving Target Indicator (MTI), Doppler processing, and Constant False Alarm Rate (CFAR) processing.

DOI

10.21608/iugrc.2021.246355

Keywords

Radar, Matched Filter, Barker Code, FPGA, MTI, CFAR, Pulse Compression

Authors

First Name

Moustafa

Last Name

Tarek

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Affiliation

Military Technical College, Egypt.

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First Name

Mohamed

Last Name

Abosrea

MiddleName

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Affiliation

Military Technical College, Egypt.

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First Name

Abdel Rahman

Last Name

Elnagar

MiddleName

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Affiliation

Military Technical College, Egypt.

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First Name

Fathy

Last Name

Ahmed

MiddleName

Mohammed

Affiliation

Assoc.Prof., Military Technical college, Egypt.

Email

fkader@mtc.edu.eg

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Volume

5

Article Issue

5

Related Issue

34928

Issue Date

2021-08-01

Receive Date

2022-06-27

Publish Date

2021-08-01

Page Start

277

Page End

280

Link

https://iugrc.journals.ekb.eg/article_246355.html

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https://iugrc.journals.ekb.eg/service?article_code=246355

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246,355

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Original Article

Type Code

762

Publication Type

Journal

Publication Title

The International Undergraduate Research Conference

Publication Link

https://iugrc.journals.ekb.eg/

MainTitle

Design and implementation of a Cymbeline Radar signal processor with waveform generator to detect small RCS artillery bombs on a single FPGA chip

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Article

Created At

22 Jan 2023