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Related Experiment Videos

Simulation of a programmable pulser for phased array transducers

A B Tiedeu1, M Kom, P Tricot

  • 1Laboratoire d'Electronique et de Traitement du Signal, Ecole Nationale Supérieure Polytechnique-Université de Yaoundé I, Cameroon.

Medical Engineering & Physics
|December 1, 1996
PubMed
Summary

We developed programmable pulser circuits for phase array transducers, offering digital control over pulse timing and firing. This allows optimized probe matching and adaptation to diverse transducer types for improved performance.

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Area of Science:

  • Electrical Engineering
  • Biomedical Engineering
  • Ultrasound Technology

Background:

  • Phase array transducers are crucial for medical imaging and therapeutic ultrasound.
  • Precise control over ultrasonic pulse generation is essential for optimal transducer performance and signal quality.
  • Existing systems may lack the flexibility to adapt to different transducer characteristics and applications.

Purpose of the Study:

  • To design and propose novel circuits for a programmable pulser specifically for phase array transducers.
  • To enable digital control over key pulse parameters, including timing, firing, pulse nature, width, and amplitude.
  • To facilitate optimized impedance matching and adaptability to a wide range of transducer types.

Main Methods:

  • Circuit design for a programmable pulser system.

Related Experiment Videos

  • Implementation of digital control mechanisms for pulse parameters.
  • Integration of manual setting capabilities for pulse characteristics (simple/double pulse, width, amplitude).
  • Focus on achieving optimal probe matching and transducer adaptability.

    • Main Results:

    • Successful proposal of circuits enabling programmable pulse generation for phase array transducers.
    • Demonstrated digital control over pulse timing and firing sequences.
    • Capability for manual adjustment of pulse nature, width, and amplitude.
    • Achieved optimized probe matching and adaptability to various transducer types through programming.

    Conclusions:

    • The proposed programmable pulser circuits offer enhanced control and flexibility for phase array transducer applications.
    • Digital programmability allows for optimized performance and adaptation across different transducer models.
    • This advancement facilitates improved ultrasound system design and application versatility.