A 206-Element, 250-μW/channel, 87-MHz Ultrasound Linear-Array Receiver with Monolithically Integrated Transducers for Photoacoustic Tomography

Volkan Arslan, Onuralp Karatum, Jeffrey Sherman, Jakub Jadwiszczak, Prashant Muthuraman, Sinan Yilmaz, Ilke Uguz, Lei Li, Kenneth L. Shepard

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

Abstract

Photoacoustic tomography (PAT) is an imaging technique that offers the unique ability to achieve high spatial resolution at substantial depths within tissue. However, resolution and contrast in PAT are strongly dependent on the frequency and bandwidth of the ultrasound imager. High-bandwidth, high-frequency systems can be achieved by close integration of transducer and front-end electronics, which eliminates the need for a band-limiting matching network and reduces the effects of capacitive parasitics. We demonstrate the ability to collect ultrasound signals from photoacoustic phantoms up to 87-MHz in a CMOS-based linear-array receiver, achieving an axial resolution of 15 μm and a lateral resolution of 30 μm.

Original languageEnglish
Title of host publicationESSERC 2024 - Proceedings
Subtitle of host publication50th IEEE European Solid-State Electronics Research Conference
Pages428-431
Number of pages4
ISBN (Electronic)9798350388138
DOIs
StatePublished - 2024
Event50th IEEE European Solid-State Electronics Research Conference, ESSERC 2024 - Bruges, Belgium
Duration: 9 Sep 202412 Sep 2024

Publication series

NameEuropean Solid-State Circuits Conference
ISSN (Print)1930-8833

Conference

Conference50th IEEE European Solid-State Electronics Research Conference, ESSERC 2024
Country/TerritoryBelgium
CityBruges
Period9/09/2412/09/24

Keywords

  • CMOS
  • photoacoustic imaging
  • photoacoustic tomography
  • piezo-on-cmos
  • piezoelectrics
  • PVDF
  • ultrasound

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