?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=A+Differential+SPDT+T%2FR+Switch+for+PMUT+Biomedical+Ultrasound+Systems&rft.creator=Zhang%2C+Y&rft.creator=Jiang%2C+D&rft.creator=Demosthenous%2C+A&rft.description=This+paper+presents+a+differential+T%2FR+SPDT+switch%2C+designed+in+a+0.18+%CE%BCm+HV+BCD+technology+for+PMUTbased+biomedical+ultrasound+systems.+It+incorporates+a+bootstrapping+technique+to+pass+high-voltage+pulses+and+a+shunt+branch+for+improved+isolation.+The+differential+T%2FR+switch+is+designed+to+interface+with+bimorph+electrodes+although+a+singleended+version+can+also+interface+with+conventional+PZT%2FCMUT+transducers.+Post-layout+simulation+results+show+that+the+switch+circuit+exhibits+64+%CE%A9+on-resistance+and+-62+dB+off-isolation.+A+figure-of-merit+is+proposed+to+compare+ultrasound+T%2FR+switches.+To+the+best+of+the+authors'+knowledge%2C+this+differential+switch+is+the+first+of+its+kind+being+reported+for+PMUT+biomedical+ultrasound+systems.&rft.subject=CMOS+integrated+circuit%2C+human-machine+interface%2C+PMUT%2C+SPDT+switch%2C+T%2FR+switch%2C+ultrasound+hand+gesture+recognition&rft.publisher=IEEE&rft.date=2024-07-02&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+the+2024+IEEE+International+Symposium+on+Circuits+and+Systems+(ISCAS).++++IEEE%3A+Singapore.+(2024)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10195904%2F1%2Ftr%2520iscas%252024%2520submitted.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10195904%2F&rft.rights=open