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Architecture and Implementation of OpenPET Firmware and Embedded Software.

Faisal T Abu-Nimeh1, Jennifer Ito1, William W Moses1

  • 1Lawrence Berkeley National Laboratory, Berkeley, CA 94720 USA.

IEEE Transactions on Nuclear Science
|April 26, 2016
PubMed
Summary

OpenPET is a versatile, open-source platform for multi-channel data acquisition and analysis. Its flexible design enables applications in medical imaging and homeland security, processing up to 16,384 channels.

Keywords:
ElectronicsInstrumentationNuclear imagingOpen source hardwareOpen source software

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Area of Science:

  • Instrumentation
  • Data Acquisition Systems
  • Radiation Detection

Background:

  • Radiation detector signals share common characteristics: energy-proportional pulses and timing information from leading edges.
  • Existing systems may lack flexibility for diverse detector modules and applications.
  • A need exists for a high-performance, modular platform for multi-channel data acquisition.

Purpose of the Study:

  • To introduce OpenPET, an open-source, high-performance platform for multi-channel data acquisition and analysis.
  • To demonstrate the platform's adaptability for various detector modules and applications, including medical imaging and homeland security.
  • To detail the generic design methodology applied to OpenPET's hardware, firmware, and software.

Main Methods:

  • Developed a modular and extendible hardware, firmware, and software architecture.
  • Implemented a generic design approach for analog signal processing.
  • Utilized Detector Boards for independent channel processing and Support Boards for data aggregation and correlation.

Main Results:

  • The OpenPET platform supports multi-channel data acquisition and analysis with a flexible architecture.
  • The system can interface with diverse detector modules for medical imaging and homeland security.
  • Configurable system sizes accommodate up to 1,024 channels (Standard) or 16,384 channels (Large).

Conclusions:

  • OpenPET provides a high-performance, adaptable solution for multi-channel radiation detection data.
  • The platform's modularity and generic design facilitate integration with various detector types and applications.
  • OpenPET is suitable for both medical imaging and homeland security applications requiring extensive channel processing.