David S. Ricketts
`
`Home/Cell: 412-805-9981
`david.ricketts@ncsu.edu
`
`Department of ECE
`3114 Engineering Building II
`890 Oval Drive
`Raleigh, NC 27606
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`1. EDUCATION
`Harvard University
`Ph.D., 2006.
`Thesis: Electrical Soliton Modelocking.
`Advisor: Donhee Ham.
`
`Worcester Polytechnic Institute
`M.S.E.E., 1997.
`Thesis: AD6509, A 622 MHz Frequency Synthesizer.
`Advisor: John A. McNeill
`
` Worcester Polytechnic Institute
`B.S.E.E., 1995, with High Distinction.
`Thesis: Development methodology and control systems in a NASA GASCAN project.
`2. REASEARCH INTERESTS
` Mm-wave and Microwave circuits and systems
` RFID
` Wireless Power Transfer
` Analog and RF circuits
`3. AWARDS & FELLOWSHIPS
` Best Paper Award, IEEE Asia-Pacific Microwave Conference 2016.
` Certificate of Teaching Excellence, Derek Bok Center, Harvard University, 2013
` NSF CAREER Award, 2011
`Spin-torque Oscillator Arrays. 13 % funding rate in 2011.
` Wimmer Teaching Fellow, Carnegie Mellon University, 2009
`One of five fellows selected per year on a university wide bases. Award is for development of educational
`content for new courses.
` George Tallman Ladd Research Award 2009
`Awarded to the two junior faculty in the College of Engineering at CMU for outstanding research.
` National Academy of Engineers Frontiers of Engineering Education Recipient, 2009.
`Visualization of E&M for undergraduate course.
` DARPA Young Faculty Award, 2008
`Spin-torque oscillators for agile RF systems.
` McGraw-Hill Yearbook of Science and Technology, 2008
`Research on solitons selected as top research highlight for 2008.
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`APPLE V. SCRAMOGE
`IPR2022-00120
`Exhibit 2017
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`David S. Ricketts
`4. Expert Witness Experience
`District Court, International Trade Commission, Inter Party Reviews
`Expert in:
`
`Integrated circuits - Power management (PMIC) and power electronics
`•
`Integrated circuits - Analog to Digital Converters and Digital to Analog Converters
`•
`Integrated circuits - Radio Frequency Integrated Circuits (RFIC)
`•
`• Microwave circuits & systems
`• Communication systems - 5G, wi-fi, Bluetooth, etc.
`• Wireless power transfer (all types)
`• Radio Frequency Identification (RFID)
`• Low frequency electromagnetics
`
`I bring a unique background to my expert witness work having worked in industry for a decade prior to
`joining academia. This allows me to provide not only the depth of an academic, but also the knowledge
`of how technology is applied, the trends in industry and how technology is used in industry.
`
`My previous and current expert witness work includes the following.
`
`Feinberg Day, Burlingame/Spencer Fane Curry, Plano TX (2020- )
`Case - Garrity Power Services LLCvs. Samsung Electronics Ltd.
`Case Number – Texas Eastern District Case No. 2:20-cv-00269
`Represented Patent Owner (Garrity)
`Subject Matter – Wireless power transfer.
`Service performed - Expert consulting.
`
` Perkins Coie, San Francisco, CA (2021- )
`Case – The NOCO Company vs. Shenzhen Carku Technology Co., Ltd. And others
`Case Number - USITC 337-TA-1256
`Representing Respondents
`Subject Matter - Certain Portable Battery Jump Starters & Components Thereof,.
`Service performed - Expert consulting.
`
`Stern Kessler Goldstein & Fox, Washington, DC (2019-2020)
`Case - Samsung Electronics Co., Ltd. et al. v. NuCurrent, Inc.
`Case Number - IPR2019-00858,
`Case Number - IPR2019-00859
`Case Number - IPR2019-00860
`Case Number - IPR2019-00861
`Case Number - IPR2019-00862
`Case Number - IPR2019-00863
`Case Number - IPR2019-01217
`Case Number – PGR2019-0049
`Case Number – PGR2019-0050
`Represented Patent Owner (NuCurrent)
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`David S. Ricketts
`Subject Matter - Wireless power transfer, inductor design, manufacture and operation.
`Service performed - Expert consulting in validity and infringement, author of expert reports for inter
`party reviews. Deposed multiple times.
`
`Caldwell Cassady Curry, Dallas TX (2019)
`Case - Samsung Electronics Co., Ltd. et al. v. NuCurrent, Inc.
`Case Number - IPR2019-00858,
`Case Number - IPR2019-00859
`Case Number - IPR2019-00860
`Case Number - IPR2019-00861
`Case Number - IPR2019-00862
`Case Number - IPR2019-00863
`Case Number - IPR2019-01217
`Case Number – PGR2019-0049
`Case Number – PGR2019-0050
`
`Represented Patent Owner (NuCurrent)
`Subject Matter - Wireless power transfer, inductor design, manufacture and operation.
`Service performed - Expert consulting in validity and infringement. Case continued by Stern
`Kessler.
`
`Quinn Emanuel, San Francisco, CA (2018-2019)
`Case - Qualcomm vs. Apple
`Case Number – California Southern District Case No. 3:17-CV-02398-DMS-MDD
`Represented Patent Owner (Qualcomm)
`Subject Matter - Radio Frequency Integrated Circuits for mobile electronic devices.
`Service performed - Expert consulting in validity and infringement, preparation of expert witness
`report for trial. Case settled prior to filing of witness report.
`
` Quinn Emanuel, San Francisco, CA (2018-2019)
`Case - Qualcomm vs. Apple
`Case Number - USITC 337-TA-1093
`Represented Patent Owner (Qualcomm)
`Subject Matter - Radio Frequency Integrated Circuits for mobile electronic devices.
`Service performed - Expert consulting in validity and infringement.
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`5. PROFESSIONAL EXPERIENCE
`Professor of Electrical and Computer Engineering, North Carolina State University, 2020-
`
`Associate Professor of Electrical and Computer Engineering, North Carolina State University,
`2012- 2020
`
`
`My research centers on the application of physical phenomena to electrical devices, circuits and
`systems, covering a range of areas in electrical engineering. I focus on ultra-fast electronics and
`microwave systems.
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`APPLE V. SCRAMOGE
`IPR2022-00120
`Exhibit 2017
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`David S. Ricketts
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`Visiting Researcher (Research Scientist), Massachusetts Institute of Technology, 2012-2013
`(On leave from NCSU)
`
`
`I am working with a team of 13 members on the DARPA ELASTx program. I am focusing on
`developing state-of-the-art power amplifier (PA) and power combining systems for mm-wave
`applications (Q-W band).
`
`
`Innovation Fellow and Visiting Associate Professor (2012), School of Engineering and Applied
`Science, Technology and Entrepreneurship Center, Harvard University, 2010-
`
`Research with graduate students at the School of Engineering and Applied Science and the
`Harvard Business School on Innovation in Science and Creativity, specifically the role of the
`individual in the creation of new knowledge. This work supports both scholarly research in this
`area as well as the development of educational material for courses taught at Carnegie Mellon
`and Harvard.
`
`
`Assistant Professor of Electrical and Computer Engineering, Assistant Professor (Courtesy) of
`Materials Science and Engineering, Carnegie Mellon University 2006-2012
`
`I was the PI of a successful 15 member DARPA team on Tip-directed Field-emission Assisted
`Nanofabrication, where we developed arrays of MEMS cantilevers to write nanoscale features (<
`10 nm) on Si and Ti surfaces with application in quantum electronic devices. In addition, I
`received my NSF CAREER award for my work on a nanoscale magnetic device, the spin-torque
`oscillator, where I am pursuing fundamental research on its ultimate performance and application
`into wider electronic systems. I also investigated many other interdisciplinary programs in
`circuits, systems and sensing, including a large DARPA program on high-speed circuits &
`energy with MIT. I received the NSF CAREER award, the DARPA Young Faculty Award and
`the George Tallman Ladd Research Award. I have also developed/redesigned several new
`courses at CMU in device physics, circuit design and innovation in science and have developed a
`new outreach program with Disney Animal Kingdom on animal conservation. I am a 2008
`Wimmer Teaching Fellow and an invited participant in the 2009 NAE, Frontiers of Engineering
`Education Symposium.
`
`Research Assistant (Ph. D), Ham Group, Harvard University, 2004 – 2006.
`Doctoral research in Ultrafast electronics, nonlinear wave and soliton based electronics and
`nanowire based circuits. Developed the first electrical soliton modelocked oscillator and also the
`first chip-scale modelocked oscillator in any field. Through collaboration with the Lieber group,
`helped to develop the fastest integrated nanowire circuit to date. Other projects included phase
`noise analysis and stochastic resonance.
`Staff Research Assistant, Harvard University, 2003 – 2004.
`Supported research efforts in high-speed electronics.
`
`
`
`
`Advanced System Engineering Manager, ON Semiconductor, 2002-2003.
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`APPLE V. SCRAMOGE
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`David S. Ricketts
`Directed a highly skilled team of system engineers to develop next generation technology for
`multi-phase power management ICs for Intel and AMD microprocessors. Initiated 10 new
`products in first 12 months and generated eight new patent/IP disclosures in first 6 months.
`Responsible for the development of new IP for the product line and the investigation of emerging
`technologies for acquisition.
`Manager of New Product Development, ON Semiconductor, 2000-2002.
`Responsible for 6 product development teams consisting of technical members across design,
`test, application engineering and layout. Oversaw the development of over 20 power
`management ICs in bipolar, CMOS and BiCMOS technologies. Responsible for ensuring
`technical excellence in design and system engineering as well as mentoring engineering staff.
`Principal Consultant, Renaissance Design, Inc. 1999-2001.
`Provided design and system engineering services for the power management semiconductor
`industry. Led the system architecture and transistor level design of a custom 2-stage dc-ac
`inverter. Used Verliog to develop an all-digital controller which enhanced controller
`functionality and robustness. Designed system supervisory circuitry and peripherals, including a
`5V LDO, ac line sense, current sense and protection, etc.
`IC Technology Unit Manager/Staff IC Designer, APC, 1995-1999.
`Responsible for the development of custom power management ICs for uninterruptible power
`supplies (UPS). Developed a custom controller for push-pull dc-ac inverters, an 8-bit A/D
`supervisory IC for sine wave inverters, and a next generation sine-wave inverter controller.
`Designs utilized bipolar, CMOS and BiCMOS technologies.
`
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`APPLE V. SCRAMOGE
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`6. Consulting
`Nuvotronics, Durham, NC 2015-
`
`RF Circuits & Systems
`bMuse, New York, New York, 2015-16
`
`Magnetoquasistatic Positioning
`General Motors, Herzlia, Israel 2012
`Wireless Power.
`
`Cadence Corporation, Porto Alegre, Brazil, August 2008-July 2009
`Co-taught RF design course as part of technology infrastructure initiative by Brazilian government.
`ALTRAN Corporation, Paris, France, May 2006, May 2007
`Lecturer for “Innovation in Science and Engineering”, course offered to consortium of top
`engineering schools in Paris vicinity (Ecole Polytechnique, SUPELEC, etc.).
`Sparktronics, Inc., Torrence, CA, 2008
`System design and modeling for Soliton/NLTL based EMP system development.
`SigmaTel Corp, Burlington MA, 2005
`Consulting on the development of high power audio driver IC.
`Apogee Technologies, Norwood MA, 2004
`Consulting on IC controller for DC-DC power conversion.
`
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`APPLE V. SCRAMOGE
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`Exhibit 2017
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`David S. Ricketts
`7. Teaching and Education
`U- undergraduate, G – graduate
`North Carolina State University (2013- )
`ECE714
`Advanced Analog IC Design
`ECE424/524
`Radio System Design
`ECE734
`Power Management IC
`
`Harvard University (F2012, 2006+ )
`Taught (F12) and Co-Taught (2006+) course on innovation for scientists
`ES139/239 Innovation in Science and Engineering (U/G)
`
`Massachusetts Institute of Technology (S2013 )
`6.775 Design of Analog MOS Circuits (Co-Taught with H.S. Lee)
`
`Carnegie Mellon University (2006- )
`18-623 Analog Circuit Design (G)
`18-310 Fund Devices Physics (U)
`18-610 Modern CMOS Devices (G)
`18-513 RF Circuits and Antennas for Wireless Systems (U - capstone)
`18-605 Innovation in Science and Engineering: Theory (G - interdisciplinary)
`18-606 Innovation in Science and Engineering: Application (G - interdisciplinary)
`
`Educational Contributions
`Applied Physics
` Curriculum development of AP undergraduate and graduate courses with AP faculty.
`Introduced new graduate device physics course, 18-610, Modern Device Physics
`
` Redeveloped 18-310, Fundamentals of Semiconductor Devices, including development
`of 5 virtual labs for web deployment
` Development of discovery based learning tools in conjunction with J. Bain and Eberly
`center via Wimmer Fellow, “IEMFE: Intuitive Electromagnetic Fields Education”
`E&M and Circuits
` Curriculum development for undergraduate courses with circuits faculty, including
`proposal for reorganizing 300
`level circuits courses into 18-320 (introductory
`analog/digital), 18-422 (advanced digital) and 18-423 (advanced analog).
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`David S. Ricketts
` Collaborated with D. Stancil to re-design 18-513 into an interdisciplinary, wireless
`course: Wireless System Design, to include RF circuit content, enabling an analog
`circuit’s capstone while broadening the AP antennas capstone.
`• ECE 592 Analog-to-digital Converters: (NCSU) Fall 2013
`Developing new course for ADCs as part of ECS circuit’s curriculum. Developed 4
`Verilog A labs for course. Developed ADC design project for course
`• ECE 492(592) Radio Systems Design: (NCSU) Spring 2014
`Developing new experiential undergraduate course in radio system design. Included final
`2.4 GHz QAM design project. Developed 8 experimental labs
`• ECE 792 Advanced Analog IC Design (ADCs): (NCSU) Fall 2015
`Developing new course for advanced analog IC design. Adds synergistic course to
`ECE511 and complements ECE712
`
`Interdisciplinary
` Developed a new interdisciplinary/interdepartmental course between ECE and EPP: 18-
`605/6 & 19-685/6: Innovation in Science and Technology, which explores the role of
`scientists and engineers in developing technological innovations. These courses focus on
`the development of technical solutions to a variety of scientific/engineering problems.
`Outreach
` Collaboration with Disney Animal Kingdom
` Developed nest positioning systems for conservation monitoring of sea turtles on
`Florida beaches
` Developed dolphin identification and location instrumentation for monitoring dolphin
`activity
` Participated in Carnegie Science Museum Engineers Week symposium, demonstrating
`engineering and science concepts to children ages 3-18.
`International outreach:
` Taught courses in innovation and discovery in science in France (2005-2008)
` Taught RF electronics in Brazil as part of a governmental program to develop
`engineering talent and infrastructure in Brazil.
`
`
`
`NSCAD - Instituto de Informática – UFRGS/ Cadence Design Systems, Porto Alegre, Brazil (July-
`August 2008)
`
`
` BA03 RF IC Design – Full time intense course (40 hrs/week) as part of Brazilian
`government initiative to increase high-tech infrastructure in Brazil.
`Lecturer (2002-2006)
` Teaching Fellow, ES139 Innovation in Science and Engineering , (G, U), Harvard
`University, 2004 & 2005
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`David S. Ricketts
` Guest Lecturer, ES 272 RF and High Speed Circuits, (G), Harvard University, 2005
`Invited Lecturer, Innovation in Science & Technology (G, U), Paris University
`
`Consortium, Paris, France, 2005
` Guest Lecturer, EE2799 Electrical and Computer Engineering Design, (G) Worcester
`Polytechnic Institute (WPI), 2002
` Guest Lecturer, ELE535 BiCMOS Integrated Circuit Design, (G), University of Rhode
`Island, 2002.
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`David S. Ricketts
`8. Research Supervision
`
`POST-DOCTORAL RESEARCHER SUPERVISION
`1. Morteza Abbasi (2013-2016, research Prof. NCSU, 2016-18)
`2. Jordan Besnoff (2014, now at Oakridge National Labs)
`3. Junfeng Xu (2013, now at SpaceX)
`4. Mathew Trotter (2013, Disney Research)
`5. Mathew Chabalko (2012, now at Disney Research)
`6. Darmin Arumugum (2012, now at JPL)
`7. Limin Cao (2010,2012)
`8. Joshua Smith (2010-2012, now at NRL)
`9. Shingo Tamaru (2008-2010, now at AIST, Japan)
`
`GRADUATE STUDENT SUPERVISION NCSU
`1. William Harris (PhD candidate, 2019)
`2. Junyu Shen (PhD candidate, 2019)
`3. Hangjin Liu (PhD Candidate, 2021)
`4. You Zhou (PhD Candidate, 2021)
`5. Deeksha Lal (PhD 2018)
`6. Samyak Parakh (MS, 2018)
`7. Rafael de Silva (PhD candidate, 2020)
`8. Michael Aiken ( MS 2017, PhD Candidate)
`9. Viswanath Ramesh (Initial PhD work 2015-2016)
`10. Fenglan Yang (MS2015)
`
`GRADUATE STUDENT SUPERVISION CMU
`1. Emre Karagozler, PhD 2013
`2. Wei Tai, PhD 2012
`3. Darmin Arumugam, PhD 2012
`4. Weihua Hu, PhD 2012
`5. Chongzhe Li, MS 2012
`6. Zacherias George, MS 2012
`7. En Shi, MS 2010
`8. Qianyu Liu, MS 2009
`
`GRADUATE COMMITTEES
`1. Weifu Li (PhD Candidate 2019)
`2. Kirti Bhanushali (PhD candidate 2018)
`3. Weihu Wang (PhD candidate 2018)
`4. Yunjia Zhu (MS candidate Textiles 2017)
`5. Junan Zhu (PhD candidate 2016)
`6. Yunjia Zhu (MS candidate 2016)
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`David S. Ricketts
`7. Anirban Sarkar, (PhD candidate 2016)
`8. Sandeep Hari, (PhD candidate 2018)
`9. Kevin Green (PhD candidate 2016)
`10. Ying Yi Tang, PhD 2015 (CMU)
`11. Mohammad Noman, PhD 2013 (CMU)
`12. Erkan Alpman, PhD 2007 (CMU)
`
`UNDERGRADUATE STUDENT SUPERVISION
`1. Zack Miller, Felix Chamielec, Danny Krafft, Grason Humphrey, Sufian Ahmad (NCSU UG Senior
`Design: Qi Charger, 2019)
`2. Matt Dwyer, S19 (NCSU, Undergrad Research)
`3. Shakti Reddy, F18/S19 (NCSU, Undergrad Research)
`4. Shane Reagan, Zach Cline, Daniel Robson, Andrew Cragg, (NCSU UG Senior Design: Pringles
`Radar 2017/18)
`5. Christian Burke, F17/S18 (NCSU, Undergrad Research)
`6. Bill Zhou (BSEE) Fall 2016 (NCSU, Undergrad Research)
`7. Akshay Iyer, Stephen Kerr, William Stepp, Kirk Weston, (NCSU UG Senior Design: Magnetic
`Sports Tracking, 2015/16)
`8. Shaunak Turaga (BSEE), Fall/Spring 2014/15 (NCSU, Undergrad Research)
`9. Mathew Briley (BSEE), Fall/Spring 2014/15 (NCSU, Undergrad Research)
`10. Adeola Salu (BS), Spring 2013 (Harvard, Independent Study )
`11. Zackary Hamad (BS), Spring 2011 (Harvard, independent Study)
`12. Andrew Hillenius (BS), Summer/Fall, 2011 (CMU, Independent Study)
`13. Chongzhe Li (BS), Spring 2010 (CMU, Independent Study)
`14. Christopher Heidelberger (BS), Summer 2009, (CMU) NSF REU
`15. Yue Lu (BS), Summer 2007 (CMU Independent Study)
`
`SPECIAL STUDENT ADVISING
`1. Shubhankar Patwardham F17/S18/F18 (NCSU, Ind. Study)
`2. Amrutha Anantha S18 (NCSU, Ind. Study)
`3. David Philpott S2017 (NCSU, Ind. Study)
`4. Shenoy Akshat S2017 (NCSU, Ind. Study)
`5. Sayan Das Fall 2016 (NCSU, Ind. Study)
`6. Rounak Lokare Spring 2016 (NCSU, Ind. Study)
`7. Swaroop Mohapatra Spring 2016 (NCSU, Ind. Study)
`8. Ganapati Pai Spring 2016 (NCSU, Ind. Study)
`9. Mahmoud Metwally 2015 (NCSU, MS research)
`10. Ashwin Thyagarajan Spring 2015 (NCSU Ind. Study)
`11. Reza Chavoshisani 2015 (PhD – 1 year visiting scholar)
`12. Abhishek Malhotra (MS), Spring/Summer, 2013 (NCSU, Independent Study)
`13. Syed Saad (MS), Summer 2011 (CMU, Independent Study)
`14. Brian Lee (MS), Summer 2011 (CMU, Independent Study)
`15. Ashwath Krishnan (MS), Summer 2010 (CMU, Independent Study)
`16. Akshat Gupta (MS), Fall 2009 (CMU, Independent Study)
`17. Heer Ghandi (MS), Fall 2007 (CMU, Independent Study)
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`APPLE V. SCRAMOGE
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`David S. Ricketts
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`9. Publications
`1.1 Books
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`Radio System Design, D. S. Ricketts, Ingram Spark, 2015.
`Electrical Solitons: Theory, Design and Applications, D. S. Ricketts and D. Ham, CRC Press,
`2010.
`The Designers Guide to Jitter in Ring Oscillators, J. A. McNeill and D. S. Ricketts, Springer
`Verlag, 2009.
`1.2 Books Chapters/Sections
`
`D. S. Ricketts, Xiaofeng Li, and Donhee Ham, "Soliton Electronics," in Circuits for Emerging
`Technologies - CMOS and beyond, CRC Press 2008.
`X. Li, D. S. Ricketts, and D. Ham, "Solitons in electrical networks," McGraw-Hill 2008
`Yearbook of Science and Technology, McGraw-Hill, 2008.
`
`1.3
`
`Journal Articles (49 papers)
`
`1. M. Dwyer and D. S. Ricketts, “The North Carolina state university rabbit radar: Build a frequency-modulated
`continuous-wave radar in a day [application notes],” IEEE Microwave Magazine, vol. 21, no. 5, pp. 136–145,
`2020..[Invited]
`2. D. S. Ricketts, “A modern 16-qam digital radio you can design and build at home [application notes],” IEEE Microwave
`Magazine, vol. 21, no. 7,pp. 10–22, 2020.
`3. W. C. Harris, D. D. Stancil, and David S. Ricketts, “Improved wireless power transfer efficiency with non-perfect
`lenses,” Applied Physics Letters 114:14, April 2019.
`4. D. S. Ricketts, E. Shi, X. Li, N. Sun, O.O.. Yildrim and D. Ham, “Electrical Solitons for Microwave Systems,” IEEE
`Microwave Magazine, April 2019 [Invited].
`5. J. Shen and D. S. Ricketts, "Additive Manufacturing of Complex Millimeter-Wave Waveguides Structures Using Digital
`Light Processing," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 3, pp. 883-895, March
`2019.
`6. D. S. Ricketts, J. Shen, J. Dunn, “Expanding the Antenna Frontier With Antenna Synthesis and 3D Printing”, (Cover
`article), Microwave Engineering Europe, Sept. 2018.
`7. D. Lal, A. M. A. Ali and D. S. Ricketts, "Analysis and Comparison of High-Resolution GS/s Samplers in Advanced
`BiCMOS and CMOS," in IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 65, no. 5, pp. 532-536,
`May 2018.
`8. J. Besnoff, M. Abbasi and D. S. Ricketts, "Ultrahigh-Data-Rate Communication and Efficient Wireless Power Transfer
`at 13.56 MHz," in IEEE Antennas and Wireless Propagation Letters, vol. 16, pp. 2634-2637, 2017.
`9. M. Abbasi, B. Wang, S. Tamaru, H. Kubota, A. Fukushima and D. S. Ricketts, "Accurate De-Embedding and
`Measurement of Spin-Torque Oscillators," in IEEE Transactions on Magnetics, vol. 53, no. 11, pp. 1-4, Nov. 2017.
`10. V. Pasku et al., "Magnetic Field-Based Positioning Systems," in IEEE Communications Surveys & Tutorials, vol. 19,
`no. 3, pp. 2003-2017, thirdquarter 2017.
`11. W. Tai, M. Abbasi and D. S. Ricketts, “Analysis and design of high-power and efficient, millimeter-wave power
`amplifier systems using zero degree combiners,” IET J. of Electronics, pp. 1-11, Jul. 2017.
`12. M. Chabalko, J. Besnoff, M. Laifenfeld and D. S. Ricketts, "Resonantly Coupled Wireless Power Transfer for Non-
`Stationary Loads With Application in Automotive Environments," in IEEE Transactions on Industrial Electronics, vol.
`64, no. 1, pp. 91-103, Jan. 2017.
`13. Abbasi M, Ricketts DS. A high-power, broadband 245-285 GHz balanced frequency doubler in 45 nm SOI CMOS
`Microwave and Optical Technology Letters. 58: 423-426, 2016.
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`David S. Ricketts
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`14. M. E. Karagozler, S. C. Goldstein and D. S. Ricketts, "Scalable self-assembly process for the fabrication of sub-
`millimetre three-dimensional cylindrical tubes," in IET Micro & Nano Letters, vol. 11, no. 1, pp. 4-8, 1 2016.
`15. M.Abbasi, D.S.Ricketts, “A 275 GHz-285 GHz Balanced Frequency Quadrupler in 45nm SOI CMOS,” Electronic
`Letters, vol.51, no.18, pp.1424-1426, Sept 2015.
`16. J. Besnoff, M. Abbasi and D. S. Ricketts, "High Data-Rate Communication in Near-Field RFID and Wireless Power
`Using Higher Order Modulation," in IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 2, pp. 401-
`413, Feb. 2016.
`17. J. Besnoff, M. Chabalko and D. S. Ricketts, "A Frequency-Selective Zero-Permeability Metamaterial Shield for
`Reduction of Near-Field Electromagnetic Energy," in IEEE Antennas and Wireless Propagation Letters, vol. 15, pp. 654-
`657, 2016.
`18. M. J. Chabalko, J. Besnoff and D. S. Ricketts, "Magnetic Field Enhancement in Wireless Power With Metamaterials and
`Magnetic Resonant Couplers," in IEEE Antennas and Wireless Propagation Letters, vol. 15, pp. 452-455, 2016.
`19. M. Chabalko and D. S. Ricketts, “Experimental characterization of Fabry-Perot resonances of magnetostatic volume
`waves in near-field metamaterials”, Applied Physics Letters, 106, 062401 (2015).
`20. Ozcan, O.; Weihua Hu; Sitti, M.; Bain, J.; Ricketts, D.S., "Investigation of tip current and normal force measured
`simultaneously during local oxidation of titanium using dual-mode scanning probe microscopy," Micro & Nano Letters,
`IET , vol.9, no.5, pp.332,336, May 2014
`21. Ricketts, D.S.; Chabalko, M.; Hillenius, A., "Tri-Loop Impedance and Frequency Matching With High- Q Resonators in
`Wireless Power Transfer,"Antennas and Wireless Propagation Letters, IEEE , vol.13, no., pp.341,344, Jan. 2014.
`22. D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Three-Dimensional Position and Orientation Measurements
`using Magnetoquasistatic Fields and Complex Image Theory,” Antennas and Propagation Magazine, IEEE, vol.56, no.1,
`pp.160,173, Feb. 2014
`23. Williams, D.F.; Corson, P.; Sharma, J.; Krishnaswamy, H.; Tai, W.; George, Z.; Ricketts, D.S.; Watson, P.M.; Dacquay,
`E.; Voinigescu, S.P., "Calibrations for Millimeter-Wave Silicon Transistor Characterization," Microwave Theory and
`Techniques, IEEE Transactions on , vol.62, no.3, pp.658,668, Mar. 2014.
`24. Tai, W.; Ricketts, D.S., "A compact, 36 to 72 GHz 15.8 dBm power amplifier with 66.7% fractional bandwidth in 45 nm
`SOI CMOS," Microw. And Opt. Tech Lett. ,vol. 56, pp.1098-2760, Nov. 2013.
`25. J. Xu and D. S. Ricketts, "An Efficient, Watt-Level Microwave Rectifier Using an Impedance Compression Network
`(ICN) With Applications in Outphasing Energy Recovery Systems," Microwave and Wireless Components Letters, IEEE
`, vol.23, no.10, pp.542,544, Oct. 2013.
`26. Arumugam, D.D.; Ricketts, D.S., "Passive orientation measurement using magnetoquasistatic fields and coupled
`magnetic resonances," Electronics Letters , vol.49, no.16, pp.999,1001, Aug. 2013.
`27. Williams, D.F.; Corson, P.; Sharma, J.; Krishnaswamy, H.; Wei Tai; George, Z.; Ricketts, D.; Watson, P.; Dacquay, E.;
`Voinigescu, S.P., "Calibration-Kit Design for Millimeter-Wave Silicon Integrated Circuits," Microwave Theory and
`Techniques, IEEE Transactions on , vol.61, no.7, pp.2685,2694, July 2013.
`28. Tai, W.; Ricketts, D.S., "74 GHz, 17.2 dBm power amplifier in 45 nm SOI CMOS," Electronics Letters
`,vol.49,no.12,pp.758,759, June 2013.
`29. S. Tamaru and D. S. Ricketts, “Measurement of ultra-low power oscillators using adaptive drift cancellation with
`applications to nano-magnetic spin torque oscillators,” Rev. of Scien. Instr., vol. 84, p. 054704-7, May 2013.
`30. Arumugam, D.D.; Ricketts, D.S., "Passive Magnetoquasistatic Position Measurement Using Coupled Magnetic
`Resonances," Antennas and Wireless Propagation Letters, IEEE , vol.12, no., pp.539,542, Apr. 2013
`31. Arumugam, D.D.; Griffin, J.D.; Stancil, D.D.; Ricketts, D.S., "Magneto-Quasistatic Tracking of an American Football:
`A Goal-Line Measurement," Antennas and Propagation Magazine, IEEE , vol.55, no.1, pp.138,146, Feb. 2013.
`32. D. S. Ricketts, M. Chabalko and A. Hillenius, “Experimental demonstration of the equivalence of inductive and strongly
`coupled magnetic resonance wireless power transfer,” Applied Physics Letters, vol. 102, no. 5, Feb. 2013.
`33. C. Li and D. S. Ricketts, “Loss minimization in λ/4 impedance transformers using multiple λ/4 segments,” Electronic
`Letters, vol.49, no.4, pp.274,276, Feb. 14 2013
`34. W. Hu, J. Bain and D. S. Ricketts, “An AFM/STM multi-mode nanofabrication approach allowing in situ surface
`modification and characterization,” Micro and Nano Letters, Vol. 8, p. 43-46, Jan 2013.
`35. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Error Reduction in Magnetoquasistatic Positioning Using
`Orthogonal Emitter Measurements,” Antennas and Wireless Propagation Letters, IEEE, vol.11, no., pp.1462,1465, 2012
`36. R. Birt, K. An, M. Tsoi, S. Tamaru, D. Ricketts, K. L. Wong, P. K. Amiri, K. L. Wang, and X. Li, “Deviation from
`exponential decay for spin waves excited with a coplanar waveguide antenna,” Applied Physics Letters., vol. 101, no. 25,
`2012.
`37. S. Tamaru and D. S. Ricketts, “Experimental Study of the Variation in Oscillation Characteristics of Point-Contact-
`Based Spin-Torque Oscillators.” IEEE Trans. on Magnetics, vol.3, no., pp.3000504, 2012
`
`APPLE V. SCRAMOGE
`IPR2022-00120
`Exhibit 2017
`Page 13
`
`

`

`David S. Ricketts
`38. M. E. Korogozlar, S. Goldstein and D. S. Ricketts, “Analysis and modeling of capacitive power transfer in
`microsystems,” Circuits and Systems I: Regular Papers, IEEE Transactions on , vol.59, no.7, pp.1557,1566, July 2012
`39. W. Hu, J. A. Bain and D. S. Ricketts “In-Situ quantification of electrical isolation in STM-fabricated TiOx
`nanostructures,” Micro and Nano Letters, vol. 7, no. 4, pp. 334-36, Apr. 2012.
`40. S. Tamaru, J. A. Bain, M. H. Kryder and D. S. Ricketts, “Theory for calculating the Green’s function of magnetostatic
`surface waves and its application to the study of spatial diffraction patterns,” Physical Rev. B¸ 84, pp.064437 (2011).
`41. D.S. Ricketts, J. A. Bain, Y. Luo, S. Blanton, K. Mai and G. K. Fedder, “Enhancing CMOS using nanoelectronic
`devices, a perspective on hybrid integrated systems,” Proc. of the IEEE vol.98, no.12, pp.2061,2075, Dec. 2010.
`42. R. Evarts, L. Cao, D. S. Ricketts, N. D. Rizzo, J. A. Bain, and S. A. Majetich, “Characterization of conducting atomic
`force micrsocopy for use with magnetic tunnel junctions,” IEEE Trans. on Magnetics, vol.46, no.6, pp.1741,1744, June
`2010
`43. E.R. Evarts, L. Cao, D. S. Ricketts, N. D. Rizzo, J. A. Bain, and S. A. Majetich, “Spin transfer torque switching of
`magnetic tunnel junctions using a conductive atomic force microscope,” Applied Physics Letters 95, 132510 (2009).
`44. O. O. Yildirim, D. S. Ricketts, and D. Ham, "Reflection soliton oscillator," IEEE Transactions on Microwave Theory
`and Technique , vol. 57, no. 10, pp. 2344-2353, Oct. 2009.
`45. D. S. Ricketts, X. Li, N. Sun, K. Woo, and D. Ham, "On the self-generation of electrical soliton pulses," IEEE J. Solid-
`State Circuits (JSSC), vol. 42, no. 8, pp. 1657-1668, Aug. 2007.
`46. D. Ham, X. Li, S. A. Denenberg, T. H. Lee, and D. S. Ricketts, "Ordered and chaotic electrical solitons: communication
`perspectives," (Invited) IEEE Communications Magazine, vol. 44, no. 12, pp. 126-135, December 2006.
`47. D. S. Ricketts, X. Li, and D. Ham, “Electrical Soliton Modelocking," (Invited cover article) IEEE LEOS Newsletter, vol.
`20, no. 3, pp. 4-11, June 2006.
`48. D. S. Ricketts, X. Li, and D. Ham, “Electrical Soliton Oscillator," IEEE Trans. on Microwave Theory and Tech., vol.
`54, no. 1, pp. 373-382, Jan. 2006.
`49. R. S. Friedman, M. C. McAlpine, D. S. Ricketts, D. Ham, C. M. Lieber, “High-speed integrated nanowire circuits,”
`Nature, vol. 434, p.1085, Apr. 2005.
`1.4 Archival Conference Articles (78 Papers)
`
`
`
`1. J. Shen and D. S. Ricketts, “Advances in 3D additive manufacturing for complex mm-wave components and sub-
`systems.” IEEE Radio Wireless Week, Jan 2020. Invited.
`2. M. Aiken and D. S. Ricketts, “Simple Laminated PCB Artificial Dielectrics for mm-Wave Quasioptical Lenses,” 2019
`49th European Microwave Conference (EuMC), Paris, 2019, Submitted.
`3. J. Besnoff, Y. Buchbut, K. Scheim and D. S. Ricketts, "A 50% Fractional Bandwidth, Wireless Power Communication
`System Achieving 6.78 Mbps at 13.56 MHz Carrier," 2018 48th European Microwave Conference (EuMC), Madrid,
`2018, pp. 178-181.
`4. J. Besnoff, Y. Buchbut, K. Scheim and D. S. Ricketts, "Dynamic Impedance Matching of Multiple Loads in Wireless
`Power Transfer using a Genetic Optimization Approach," 2018 IEEE/MTT-S International Microwave Symposium -
`IMS, Philadelphia, PA, 2018, pp. 1272-1274.
`5. J. Shen, D. P. Parekh, M. D. Dickey and D. S. Ricketts, "3D Printed Coaxial Transmission Line Using Low Loss
`Dielectric and Liquid Metal Conductor," 2018 IEEE/MTT-S International Microwave Symposium - IMS, Philadelphia,
`PA, 2018, pp. 59-62.
`6. J. Shen, M. Abbasi, and David S. Ricketts,” 3D Printed Antennas: Enabling Complex Antenna Structures,” USNC-
`URSI, Jan 2018.
`7. J. Besnoff, D. S. Ricketts, Y. Buchbut, G. Castillo, M. Laifendfeld and K. Scheim, "Smart wireless power: A wireless
`power and bi-directional LIN communication system," 2017 IEEE International Conference on Microwaves, A