Measurement of Memory Effect of High-Power Si LDMOSFET Amplifier Using Two-tone Phase Evaluation

  • Bumman Kim
  • , Youngoo Yang
  • , Jeonghyeon Cha
  • , Young Yun Woo
  • , Jaehyok Yi

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

Abstract

We present a simple and straightforward method to accurately measure the relative phases of the fundamental and intermodulation components for a high power amplifier. The measurement is based on the cancellation between the low frequency signals from the downconverted amplifier output and reference signal generator. The cancellation principle, deembedding technique of the delay mismatch between the two path, and the accuracy and dynamic range for the measurements are also analyzed.

Original languageEnglish
Title of host publication58th ARFTG Conference Digest Fall 2001
Subtitle of host publicationRF Measurements for a Wireless World, ARFTG Fall 2001
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)0780356861, 9780780356863
DOIs
StatePublished - 2001
Externally publishedYes
Event58th Automatic RF Techniques Group Conference, ARFTG Fall 2001 - San Diego, United States
Duration: 29 Nov 200130 Nov 2001

Publication series

Name58th ARFTG Conference Digest Fall 2001: RF Measurements for a Wireless World, ARFTG Fall 2001

Conference

Conference58th Automatic RF Techniques Group Conference, ARFTG Fall 2001
Country/TerritoryUnited States
CitySan Diego
Period29/11/0130/11/01

Keywords

  • Bandwidth
  • Capacitors
  • Circuits
  • Dynamic range
  • High power amplifiers
  • Phase measurement
  • Power amplifiers
  • Power measurement
  • Signal generators
  • Thermal resistance

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