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A 26-32GHz 6-bit Bidirectional Passive Phase Shifter with 14dBm IP1dB and 2.6° RMS Phase Error for Phased Array System in 40nm CMOS

  • Yechen Tian
  • , Junjie Gu
  • , Hao Xu
  • , Weitian Liu
  • , Zongming Duan
  • , Hao Gao
  • , Na Yan

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdrageAcademicpeer review

Samenvatting

This paper presents a 26-32GHz 6-bit bidirectional passive vector modulation phase shifter in 40nm CMOS for phased array systems. The passive phase shifter consists of a capacitor-free Lange-coupler based IQ generator and a differemtial power combiner. The symmetric design allows bidirectional signal propagation for flexible system configuration. Sizes of the passive switches are optimized to achieve the optimum trade-off between bandwidth and linearity. The overall phase shifter covers a range of 360° with 5.625° resolution and the RMS phase error is between 1.8° and 2.6°. It exhibits less than 0.22dB magnitude imbalance and <2.5° phase imbalance between forward and inverse propagation mode.

Originele taal-2Engels
Titel2023 IEEE/MTT-S International Microwave Symposium, IMS 2023
UitgeverijInstitute of Electrical and Electronics Engineers
Pagina's195-198
Aantal pagina's4
ISBN van elektronische versie979-8-3503-4764-7
DOI's
StatusGepubliceerd - 28 jul. 2023
Evenement2023 IEEE/MTT-S International Microwave Symposium, IMS 2023 - San Diego, Verenigde Staten van Amerika
Duur: 11 jun. 202316 jun. 2023

Congres

Congres2023 IEEE/MTT-S International Microwave Symposium, IMS 2023
Land/RegioVerenigde Staten van Amerika
StadSan Diego
Periode11/06/2316/06/23

Financiering

ACKNOWLEDGMENTS This work was supported by the National Key Research and Development Program of China (No. 2020YFB1806300).

FinanciersFinanciernummer
National Key Research and Development Program of China2020YFB1806300

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