28 GHz band direct RF undersampling broadband receiver for Ka-band HTS on-board unit

Tomoyuki Furuichi, Yang Gui, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

Direct RF undersampling is an effective technique for miniaturization of HTS on-board unit. It can realize a reception bandwidth up to half of the sampling frequency fs/2 theoretically. However, if it expands reception bandwidth until fs/2, roll-off part of an anti-aliasing filter effects seriously on folding noise. In this paper, we propose a new folding noise model for broadband considering a roll-off part of an anti-aliasing filter. Based on the proposed model, 28 GHz band direct RF undersampling broadband receiver is designed and evaluated. As a result, the reception bandwidth is achieved 94% of fs/2.

Original languageEnglish
Title of host publicationGSMM 2019 - 12th Global Symposium on Millimeter Waves, Proceeding
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages56-58
Number of pages3
ISBN (Electronic)9781728126357
DOIs
Publication statusPublished - 2019 May
Event12th Global Symposium on Millimeter Waves, GSMM 2019 - Sendai, Japan
Duration: 2019 May 222019 May 24

Publication series

NameGSMM 2019 - 12th Global Symposium on Millimeter Waves, Proceeding

Conference

Conference12th Global Symposium on Millimeter Waves, GSMM 2019
Country/TerritoryJapan
CitySendai
Period19/5/2219/5/24

Keywords

  • Digital RF
  • Direct RF
  • Filter design
  • Receiver
  • Undersampling

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Instrumentation

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