An Efficient Transistor-Model-Assisted Layout Synthesis Approach Using Improved Implicit Space Mapping for High-Performance MMIC PAs

Jingyuan Zhang, Xu Yan*, Haorui Luo, Yongxin Guo*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

11 Citations (Scopus)

Abstract

In this brief, a novel design approach for monolithic microwave integrated circuit (MMIC) power amplifiers (PAs) using improved implicit space mapping (IISM) and transistor modeling is proposed. By utilizing partial parameters of the matching networks and the transistor models as auxiliary parameters for parameter extraction, the proposed method effectively resolves the issue of significant performance discrepancy between ideal schematics and initial layouts; greatly reduces the time consumption for layout performance recovery and optimizations; and leads to promising convergence. To verify the proposed method, the design process of a 16/24 GHz concurrent dual-band MMIC PA is illustrated using the proposed method while the total number of electromagnetic simulations is reduced to 5. Based on the measurement results, over 23.6/23.9 dBm Psat and 36.2%/31.5% power-added efficiency can be achieved at both frequencies.

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Original languageEnglish
Pages (from-to)2639-2643
JournalIEEE Transactions on Circuits and Systems II: Express Briefs
Volume71
Issue number5
Online published10 Jan 2024
DOIs
Publication statusPublished - May 2024
Externally publishedYes

Research Keywords

  • Computational modeling
  • implicit space mapping (ISM)
  • Integrated circuit modeling
  • Layout
  • millimeter wave (mm-Wave)
  • monolithic microwave integrated circuit (MMIC)
  • Optimization
  • Parameter extraction
  • Power amplifier (PA)
  • Space mapping
  • transistor modeling
  • Transistors

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