[An Integrated Digital Magnetic Resonance Imaging Spectrometer].

Area of Science:

• Medical Imaging
• Spectroscopy
• Digital Systems Engineering

Background:

• Magnetic Resonance Imaging (MRI) systems often involve complex multi-board designs.
• Achieving high timing and phase accuracy is crucial for MRI quality.
• Integrating digital components can simplify system architecture.

Purpose of the Study:

• To propose and develop an integrated digital magnetic resonance imaging spectrometer.
• To enhance the performance and quality of MRI systems through single-chip integration.
• To reduce the complexity of MRI hardware design.

Main Methods:

• Utilized an Artix7 200T Field-Programmable Gate Array (FPGA) chip.
• Implemented timing control, data processing, digital frequency conversion, and phase control onto a single FPGA.
• Developed an integrated digital spectrometer architecture.

Main Results:

• Achieved improved timing accuracy and phase accuracy.
• Successfully integrated multiple digital functions onto a single chip.
• Reduced structural design complexity associated with multi-board connections.
• Enhanced overall system integration and MRI imaging quality.

Conclusions:

• The proposed integrated digital spectrometer offers significant advantages over traditional multi-board designs.
• Single-chip FPGA implementation is effective for improving MRI performance and simplifying hardware.
• This approach leads to better imaging quality and system reliability.