Miniaturized high-efficiency pulsed-power amplifier for surveillance and tracking radar

Hamid Raza Dhanyal, Weidong Hu, Hassan Feroz, Hamza Nawaz, Abdul Samad, Umar Farooq

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

In this article a high power (320 watt), high efficiency (greater than 56 %) LDMOS based power amplifier configuration is proposed. Proposed compact class-AB amplifier is designed using non-linear model of MRF8P29300, targeting S-band. Along with optimization using ADS, hybrid couplers are used to improve the performance of proposed amplifier, providing output power of 56 dBm. Other than design details, paper also present electromagnetic and thermal analysis for better understanding of amplifier characteristics. Moreover, measured results indicate that proposed amplifier achieved 14dB gain, gain flatness <0.7dB and input/output return loss <-12dB; which make proposed amplifier worthy and prospective candidate for surveillance and tracking radars.

Original languageEnglish
Title of host publication2020 5th International Conference on Computer and Communication Systems, ICCCS 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages840-843
Number of pages4
ISBN (Electronic)9781728161365
DOIs
Publication statusPublished - May 2020
Event5th International Conference on Computer and Communication Systems, ICCCS 2020 - Shanghai, China
Duration: 15 May 202018 May 2020

Publication series

Name2020 5th International Conference on Computer and Communication Systems, ICCCS 2020

Conference

Conference5th International Conference on Computer and Communication Systems, ICCCS 2020
Country/TerritoryChina
CityShanghai
Period15/05/2018/05/20

Keywords

  • Class-AB
  • High-efficiency
  • High-power amplifier
  • LDMOS
  • Pulse amplifier
  • S-band
  • Surveillance radar

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