E-band Power Forward and Divider Switch for On-Chip Reconfigurable and Scalable Arrays

Kyu Jong Choi, Byung Wook Min

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

Abstract

This paper presents a power forward and divider switch (FDSW) which is a newly required switching circuit for a on-chip reconfigurable and scalable array. The FDSW has 4 input and output ports, and the input power at all 4 ports can be divided into two adjacent ports or forward to the other port, depending on the switch modes. The FDSW consists of a coupler and shunt switches at all coupler ports, and can switch between a forward mode and a divider mode by turning on/off the shunt switches. The proposed FDSW is designed at E-band using 28-nm FD-SOI CMOS process for a wafer-scale array. The coupler is based on a synthetic coupled line to accommodate the parasitic capacitance of the shunt transistor switch. Measurements show that the FDSW achieves the divide-mode loss of 1.4 dB and the forward-mode loss of 4.0 dB with the 1-dB power imbalance bandwidth of 76-92 GHz.

Original languageEnglish
Title of host publication2022 IEEE/MTT-S International Microwave Symposium, IMS 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages259-262
Number of pages4
ISBN (Electronic)9781665496131
DOIs
Publication statusPublished - 2022
Event2022 IEEE/MTT-S International Microwave Symposium, IMS 2022 - Denver, United States
Duration: 2022 Jun 192022 Jun 24

Publication series

NameIEEE MTT-S International Microwave Symposium Digest
Volume2022-June
ISSN (Print)0149-645X

Conference

Conference2022 IEEE/MTT-S International Microwave Symposium, IMS 2022
Country/TerritoryUnited States
CityDenver
Period22/6/1922/6/24

Bibliographical note

Funding Information:
ACKNOWLEDGMENT This work was supported by IITP grant funded by the Korea government(MSIT) (No. 2020000218). The EDA tool was supported by the IC Design Education Center(IDEC), Korea.

Publisher Copyright:
© 2022 IEEE.

All Science Journal Classification (ASJC) codes

  • Radiation
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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