Integrated ADC and Low Noise PLL with Low-dropout Regulator for Transformer Coupler Quadrature Hybrid Wireless Charging

Wen Cheng Lai, Wen Liu

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

Abstract

The proposed integrated wireless power coupler consists of successive-approximation analog to digital converter (SAR ADC), phase locked loop (PLL), wide bandgap voltage reference (WBGR) and low-dropout regulator (LDO). The integrated wireless power coupler uses transformer-based quadrature hybrid are fully utilized to final tune the layout dimension and insertion loss as the resonator for wireless power coupler. The proposed design is successfully implemented at the performance of 10-bits ADC Code with neural network (NN). The experimental results are in good agreement with the measured wireless power transfer efficiencies (PTEs) and show that by charging the buck switching regulator output can be effectively achieved in low-dropout regulator low noise and radio frequency interference.

Original languageEnglish
Title of host publicationProceedings of the 2021 Asia-Pacific International Symposium on Electromagnetic Compatibility, APEMC 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728176215
DOIs
Publication statusPublished - 2021
Event2021 Asia-Pacific International Symposium on Electromagnetic Compatibility, APEMC 2021 - Bali, Indonesia
Duration: 27 Sept 202130 Sept 2021

Publication series

NameProceedings of the 2021 Asia-Pacific International Symposium on Electromagnetic Compatibility, APEMC 2021

Conference

Conference2021 Asia-Pacific International Symposium on Electromagnetic Compatibility, APEMC 2021
Country/TerritoryIndonesia
CityBali
Period27/09/2130/09/21

Keywords

  • PLL
  • SAR ADC
  • WBGR
  • transformer-based quadrature hybrid
  • wireless power coupler

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