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An Ultra-High Element Density pMUT Array with Low Crosstalk for 3-D Medical Imaging

Yi Yang, He Tian, Yu-Feng Wang, Yi Shu, Chang-Jian Zhou, Hui Sun, Cang-Hai Zhang, Hao Chen, Tian-Ling Ren
<span title="2013-07-26">2013</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/taedaf6aozg7vitz5dpgkojane" style="color: black;">Sensors</a> </i> &nbsp;
A ~1 MHz piezoelectric micromachined ultrasonic transducer (pMUT) array with ultra-high element density and low crosstalk is proposed for the first time.  ...  These arrays can be potentially used to steer ultrasound beams and implement high quality 3-D medical imaging applications.  ...  Conclusions A novel pMUT array with ultra-high element density, low crosstalk and excellent performance was designed and demonstrated for the first time.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/s130809624">doi:10.3390/s130809624</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/23896705">pmid:23896705</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC3812571/">pmcid:PMC3812571</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/4dztqeijwbctjjpke6qtd3wlka">fatcat:4dztqeijwbctjjpke6qtd3wlka</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180729204345/https://res.mdpi.com/def502008d6365f2db57f2df98a21e3193126ae915ead7e749472507ac26b7af7e99199f5296fc77372a07a450a0e6c75b00a7de1e3f45ffcc9d43fdb94006820a61a63c6e7b107d15d2037cf93f7475eb8329db1aaf9324197b207a674cd0bf2c8a294570b7b5a0c81b9359b3340b7cb098787d15cb803f54790937ccfd8b22746fb9b52b066caf23f401fc31c6350b?filename=&amp;attachment=1" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/ff/60/ff60fb627e582ddeb5878cf53a441245b19c8986.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/s130809624"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3812571" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>

Piezoelectric films for high frequency ultrasonic transducers in biomedical applications

Qifa Zhou, Sienting Lau, Dawei Wu, K. Kirk Shung
<span title="">2011</span> <i title="Elsevier BV"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/z5qxdlnbxvfc5juvp232c6dyny" style="color: black;">Progress in Materials Science</a> </i> &nbsp;
Finally, the recent developments in the high frequency transducers and arrays with piezoelectric ZnO and PZT thick film using MEMS technology are presented.  ...  In this paper, an overview of the state of art in piezoelectric films for high frequency transducer applications is presented.  ...  Mechanical matching For medical ultrasound imaging applications, a transducer with a broad bandwidth and low loss is preferred.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/j.pmatsci.2010.09.001">doi:10.1016/j.pmatsci.2010.09.001</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/21720451">pmid:21720451</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC3123890/">pmcid:PMC3123890</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/2ojhcobbvvgt3ak2xe3iuhyceu">fatcat:2ojhcobbvvgt3ak2xe3iuhyceu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200205232609/http://europepmc.org/backend/ptpmcrender.fcgi?accid=PMC3123890&amp;blobtype=pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/6b/6d/6b6dd5c71349ecc4a54ec98048b78cd95a34c37c.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/j.pmatsci.2010.09.001"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> elsevier.com </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3123890" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>

The Core of Medical Imaging: State of the Art and Perspectives on the Detectors

Maria Filomena Santarelli, Giulio Giovannetti, Valentina Hartwig, Simona Celi, Vincenzo Positano, Luigi Landini
<span title="2021-07-10">2021</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/ikdpfme5h5egvnwtvvtjrnntyy" style="color: black;">Electronics</a> </i> &nbsp;
In this review, the roles of detectors in various medical imaging techniques were described.  ...  For each methodology, the state of the art of detectors mainly used in the systems was described, emphasizing new technologies applied.  ...  for high density pMUT-based 2-D arrays [16] .  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/electronics10141642">doi:10.3390/electronics10141642</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/vh2ciabkwnawffiiauwfyzhamq">fatcat:vh2ciabkwnawffiiauwfyzhamq</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20210716020919/https://res.mdpi.com/d_attachment/electronics/electronics-10-01642/article_deploy/electronics-10-01642-v2.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/88/9f/889fa4db5fb1318d92ed841a18515f1f172407c2.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/electronics10141642"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a>

Advances in Capacitive Micromachined Ultrasonic Transducers

Kevin Brenner, Arif Ergun, Kamyar Firouzi, Morten Rasmussen, Quintin Stedman, Butrus Khuri–Yakub
<span title="2019-02-23">2019</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/4clw6v34prcbvk2usotmbz6v3q" style="color: black;">Micromachines</a> </i> &nbsp;
Regarding applications, we discuss future trends for CMUTs and their impact within the broad field of biomedical imaging.  ...  Advancements both in fabrication and integration, coupled with improved modelling, has enabled CMUTs to make their way into mainstream ultrasound imaging systems and find commercial success.  ...  Acknowledgments: The authors would like to thank Soitec for kindly sponsoring SOI wafers used for CMUT fabrication in different projects by our group. Conflicts of  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/mi10020152">doi:10.3390/mi10020152</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/30813447">pmid:30813447</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC6412242/">pmcid:PMC6412242</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/sx62h6rlebc67pek2reahj7ap4">fatcat:sx62h6rlebc67pek2reahj7ap4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20190502204847/https://res.mdpi.com/micromachines/micromachines-10-00152/article_deploy/micromachines-10-00152-v2.pdf?filename=&amp;attachment=1" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/fb/25/fb25a672125036b57745f8fd40ff59af46bc037b.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/mi10020152"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6412242" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>

A Column-Row-Parallel ASIC architecture for 3D wearable / portable medical ultrasonic imaging

Kailiang Chen, Hae-Seung Lee, Charles G. Sodini
<span title="">2014</span> <i title="IEEE"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/f2zb2tt2xjexbfxpliqnt62i2i" style="color: black;">2014 Symposium on VLSI Circuits Digest of Technical Papers</a> </i> &nbsp;
Lastly, fault-tolerance is incorporated into the transceiver to deal with faulty elements within the 2D MEMS transducer array, increasing yield for the system assembly.  ...  An interleaved checker board pattern with I&Q excitations is also proposed for ultrasonic harmonic imaging, reducing transmitted second harmonic distortion by over 20dB, applicable to nonlinear transducers  ...  In ultra- Ultrasonic Transducers Currently, 1D ultrasonic transducer arrays for 2D medical ultrasound images is the common practice [8, 12, [34] [35] [36] .  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/vlsic.2014.6858445">doi:10.1109/vlsic.2014.6858445</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/vlsic/ChenLS14.html">dblp:conf/vlsic/ChenLS14</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/qgth3glxzrawxge5s5nithbdri">fatcat:qgth3glxzrawxge5s5nithbdri</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180724202042/http://dspace.mit.edu/bitstream/handle/1721.1/87916/880139231-MIT.pdf;jsessionid=9804D87100CE9CF1B526260FFA79A17E?sequence=2" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/b0/55/b055d58e57c38ce12e5cafc1f252aface2a56ea8.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/vlsic.2014.6858445"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Ultra-Low-Voltage Capacitive Micromachined Ultrasonic Transducers with Increased Output Pressure Due to Piston-Structured Plates

Fabian Merbeler, Sonja Wismath, Marco Haubold, Christian Bretthauer, Mario Kupnik
<span title="2022-04-26">2022</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/4clw6v34prcbvk2usotmbz6v3q" style="color: black;">Micromachines</a> </i> &nbsp;
In this paper, we present a design for ultra-low-voltage operation with enhanced output pressure.  ...  Capacitive micromachined ultrasonic transducers (CMUTs) represent an accepted technology for ultrasonic transducers, while high bias voltage requirements and limited output pressure still need to be addressed  ...  Acknowledgments: The authors would like to thank Matthias Eberl, Sebastian Anzinger, and the whole innovation team for many fruitful discussions and great support.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/mi13050676">doi:10.3390/mi13050676</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/35630143">pmid:35630143</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/6pr43tb4t5egtintflms3qznpa">fatcat:6pr43tb4t5egtintflms3qznpa</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20220428155815/https://mdpi-res.com/d_attachment/micromachines/micromachines-13-00676/article_deploy/micromachines-13-00676-v2.pdf?version=1651037852" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/54/80/54804505729ea3d91e2d29ec1c8a5d483a9e0fbe.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/mi13050676"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a>

Coded excitation for low-SNR systems and EMATs

Julio Isla, Frederic Cegla, Peter Cawley
<span title="2017-08-09">2017</span>
This makes it possible to increase the number of active elements in an array, which combined with synthetic focusing, can increase the resolution and contrast of the resulting image without affecting the  ...  This thesis addresses two main subjects: the development of efficient electromagnetic-acoustic transducers (EMATs) and the synthesis of coded sequences for pulse-echo mode.  ...  For example, say an array with M = 10 3 elements is to be used at a centre frequency of 5 MHz.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.25560/49217">doi:10.25560/49217</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/l2jvh6irozazpfxah6napgrhz4">fatcat:l2jvh6irozazpfxah6napgrhz4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200229030551/https://spiral.imperial.ac.uk:8443/bitstream/10044/1/49217/1/Isla-J-2016-PhD-Thesis.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/5c/11/5c115508ec0a4dc20dff97f07e1f6f13039fac49.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.25560/49217"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> Publisher / doi.org </button> </a>

Regensburger Applied Research Conference 2020 (RARC 2020), July 31st, 2020

Jürgen Mottok, Ingo Ehrlich, Anton Haumer
<span title="2020-08-26">2020</span>
Therefore we decided to organize the RARC 2020 – Regensburg Applied Research Conference 2020 – for the Master of Applied Research students of OTH Regensburg as an online conference.  ...  Wolfgang Baier we will have 3 Keynote speakers: Prof. Dr. phil. habil. Karsten Weber: Erkenntnistheorie für Ingenieure Prof. em.  ...  In cooperation with the Bundeswehr Research Institute for Materials, Fuels and Lubricants (WIWeB). Furthermore, I would like to thank Professor Dr.-Ing.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.35096/othr/pub-641">doi:10.35096/othr/pub-641</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/pyqo2rcivfbnlnprjomti6dt64">fatcat:pyqo2rcivfbnlnprjomti6dt64</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200913050532/https://opus4.kobv.de/opus4-oth-regensburg/frontdoor/deliver/index/docId/641/file/RARC%202020%20Proceedings.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/09/68/0968505893b3a5e96a85c049670f1a2a1cdba548.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.35096/othr/pub-641"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> Publisher / doi.org </button> </a>