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    Dohyuk Ha - Graduate Research Assitant Dohyuk Ha

    Education

    BS – Yonsei University, 2007
    MSECE. - Purdue University, 2009
    Ph.D. (Candidate) - Purdue University, current

    Research

    Fabrication of MEMS sensor for intraocular pressure (IOP) measurement, 3D packaging for miniature sensor. This will be used in the study and treatment of glaucoma in both mice and humans.

     

    Publications

    Journal Papers

    [1] D. Ha, W. N. de Vries, S. W. M. John, P. P. Irazoqui, and W. J. Chappell, “Polymer-based Miniature Flexible Capacitive Pressure Sensor for Intraocular (IOP) Monitoring inside a Mouse Eye,” Biomedical microdevices, vol. 14, no. 1, pp. 207-215, Feb. 2012.

    [2] J. Maeng, B. Kim, D. Ha, and W. J. Chappell, “Parylene Interposer as Thin Flexible 3D Packaging Enabler for Wireless Applications,” IEEE Trans. Microwave Theory & Tech., vol. 59, 3410-3418, Dec. 2011.

     
    Conference Papers

    [1] D. Ha, T. Lin, W. N. de Vries, B. Kim, A. L. Chlebowski , S. W. M. John, P. P. Irazoqui, and W. J. Chappell, “A Compact-Size Packaged Third-Order Harmonic Tag for Intraocular Pressure (IOP) Monitoring inside a Mouse Eye,” IEEE MTT-S Int. Microwave Symp. Digest, Montreal, Canada, June 2012. (Accepted)

    [2] T. Lin, D. Ha, W. N. de Vries, B. Kim, A. L. Chlebowski , S. W. M. John, P. P. Irazoqui, and W. J. Chappell, “Ultra-thin Tag Fabrication and Sensing Technique using Third Harmonic for Implantable Wireless Sensors,” IEEE MTT-S Int. Microwave Symp. Digest, Baltimore, MD, June 2011.

    [3] J. Maeng, B. Kim, D. Ha, and W. J. Chappell, “Thin-Film Multilayer Parylene Interposer for High-Density 3D Packaging with Embedded Capacitors,” IEEE MTT-S Int. Microwave Symp. Digest, Baltimore, MD, June 2011.

    [4] D. Ha, T. Lin, B. Kim, S. W. M. John, P. P. Irazoqui, and W. J. Chappell, "Small form factor (SFF) Packaging on Liquid Crystal Polymer (LCP) for Implantable Wireless Intraocular Pressure (IOP) Sensor inside Mice Eye" URSI National Radio Science Meeting, Boulder, CO, Jan. 2011.

    [5] D. Ha, T. Lin, B. Kim, P. P. Irazoqui, and W. J. Chappell, "Advanced 3D Packaging of Miniature Biomedical Sensor,” International Symposium on Microelectronics, International Microelectronics and Packaging Society (IMAPS), Raleigh, USA,  Nov. 2010.

    [6] E. Y. Chow, D. Ha, T. Lin, W. N. de Vries, S. W. M. John, W. J. Chappell, and P. P. Irazoqui, “Sub-cubic Millimeter Intraocular Pressure Monitoring Implant to Enable Genetic Studies on Pressure-Induced Neurodegeneration,” Conf Proc IEEE Eng Med Biol Soc, Sep. 2010.

    [7] D. Ha, B. Kim, T. Lin, Y. Ouyang, P. P. Irazoqui, and W. J. Chappell, "3D Packaging Technique on Liquid Crystal Polymer (LCP) for Miniature Wireless Biomedical Sensor," IEEE MTT-S Int. Microwave Symp. Digest, May 2010.

    [8] S. Jeong, D. Ha, and W. J. Chappell, “A Planar Parasitic Array Antenna for Tunable Radiation Pattern,” Antennas and Propagation Society International Symposium, 2009.,  APSURSI ’09. IEEE,  June 2009.

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