A C-Band Compact High-Linearity Multibeam Phased-Array Receiver With Merged Gain-Programmable Phase Shifter Technique

Jingying Zhou, Nayu Li, Yuexiaozhou Yuan, Huiyan Gao, Shaogang Wang, Hang Lu, Chunyi Song, Yen Cheng Kuan, Qun Jane Gu, Zhiwei Xu

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

7 Scopus citations

Abstract

This paper presents a C-band four-element eight-beam phased-array receiver. By utilizing the proposed merged gain-programmable phase shifter (GPS) technique, the chip achieves a 360° phase-shifting range with <2.4° rms phase error and a 20.5-dB gain range with <0.18 dB rms amplitude error at 4.5-7 GHz. The chip demonstrates a 23.5-dB gain and a 6.5-dB noise figure (NF) at 5 GHz. By utilizing the multigated transistor (MGTR) technique, the receiver realizes a -10.8-dBm input 1-dB gain compression point (IP1dB) and a -4.7-dBm input third-order intercept point (IIP3) at 5.5 GHz. The proposed receiver occupies 6.4 × 3.1 mm2 area and consumes 1265 mW, which achieves a state-of-the-art number of concurrent reconfigurable beams and an excellent linearity among silicon-based beamformers.

Original languageEnglish
Title of host publication2023 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2023
EditorsJennifer Kitchen, Steven Turner
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages177-180
Number of pages4
ISBN (Electronic)9798350321227
DOIs
StatePublished - 2023
Event2023 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2023 - San Diego, United States
Duration: 11 Jun 202313 Jun 2023

Publication series

NameDigest of Papers - IEEE Radio Frequency Integrated Circuits Symposium
Volume2023-June
ISSN (Print)1529-2517

Conference

Conference2023 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2023
Country/TerritoryUnited States
CitySan Diego
Period11/06/2313/06/23

Keywords

  • gain-programmable phase shifter
  • multibeam
  • multigated transistor
  • phased array receiver

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