Analog Devices' AD8333 is a dual-channel I/Q demodulator and phase-shifter for CW Doppler ultrasound. The monolithic Doppler phase-shifter IC achieves a dynamic range of 161 dB/Hz, which is equal to ...
A new, implantable, ultrasound-based blood pressure monitoring system represents a promising alternative to conventional tools for continuous, unobtrusive blood pressure measurement. Accurate, ...
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