LNA topologies for RX carrier aggregation

  • Jusung Kim
  • , Keunkwan Ryu
  • , Siingehan Kirn
  • , Sanghun Lee

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

2 Scopus citations

Abstract

Performance of the low-noise amplifier (LNA) detennines the sensitivity, impedance matching (reflection), and other critical parameters of the receiver. Carrier aggregation (CA) in LTE-Advanced and upcoming 5G requires the LNA to support multiple-outputs without degrading its dynamic range (DR) performance and thus requires the architectural changes. In this paper, several LNA topologies are presented which can support RX carrier aggregation. Each topology is meticulously characterized in its performance. Simulation results reveal that the cascode divert-switch and cascode-shutoff in common-source configuration shows comparable performance to the legacy operation.

Original languageEnglish
Title of host publicationISOCC 2016 - International SoC Design Conference
Subtitle of host publicationSmart SoC for Intelligent Things
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages21-22
Number of pages2
ISBN (Electronic)9781467393089
DOIs
StatePublished - 27 Dec 2016
Event13th International SoC Design Conference, ISOCC 2016 - Jeju, Korea, Republic of
Duration: 23 Oct 201626 Oct 2016

Publication series

NameISOCC 2016 - International SoC Design Conference: Smart SoC for Intelligent Things

Conference

Conference13th International SoC Design Conference, ISOCC 2016
Country/TerritoryKorea, Republic of
CityJeju
Period23/10/1626/10/16

Bibliographical note

Publisher Copyright:
© 2016 IEEE.

Keywords

  • Carrier aggregation (CA)
  • Low none amplifier (LNA)
  • LTE-Advanced
  • Multi- input multi-output (MIMO)
  • Receiver front-end
  • Single-inpnt mnlti-onpnt (SDIO)

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