Sanjay Raman's Publications

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Year 2019

• Park, Shinwoong, and Sanjay Raman. "Analysis and Optimization of Multisection Capacitive DACs for Mixed-Signal Processing." IEEE Transactions on Very Large Scale Integration (VLSI) Systems (2019).

Year 2018

• Park, Shinwoong, Dongseok Shin, Kwang-Jin Koh, and Sanjay Raman. "A low-power 3.25 GS/s 4 th-order programmable analog FIR filter using split-CDAC coefficient multipliers for wideband analog signal processing." In Solid-State Circuits Conference-(ISSCC), 2018 IEEE International, pp. 62-64. IEEE, 2018.
• Amin, Farooq, Sanjay Raman, and Kwang-Jin Koh. "Tunable Q-enhanced LC dual-band filtering at microwave frequencies in 0.13 µm SiGe BiCMOS." International Journal of Microwave and Wireless Technologies (2018): 1-8.
• Murch, Randall S., William K. So, Wallace G. Buchholz, Sanjay Raman, and Jean Peccoud. "Cyberbiosecurity: An Emerging New Discipline to Help Safeguard the Bioeconomy." Frontiers in bioengineering and biotechnology 6 (2018): 39.
• Saini, Kanika, Amin Ezzeddine, Waleed Joudeh, Ho Huang, and Sanjay Raman. "S-band GaN LNA with OIP3> 50dBm using parallel independently biased gates." In Wireless and Microwave Technology Conference (WAMICON), 2018 IEEE 19th, pp. 1-4. IEEE, 2018.
• Abdomerovic, Iskren, and Sanjay Raman. "A Millimeter Wave Loss-Aware Methodology for Switchless PALNA Integrated Circuit Design." IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (2018).

Year 2017

• D. Shin, S. Park, S. Raman, and K. J. Koh. "A subharmonically injection-locked PLL with 130 fs RMS jitter at 24 GHz using synchronous reference pulse injection from nonlinear VCO envelope feedback." In Radio Frequency Integrated Circuits Symposium (RFIC), 2017 IEEE, pp. 100-103 (2017).

Year 2016

• S. Zihir, O. D. Gurbuz, A. Kar-Roy, S. Raman, and G. M. Rebeiz. "60-GHz 64-and 256-Elements Wafer-Scale Phased-Array Transmitters Using Full-Reticle and Subreticle Stitching Techniques." IEEE Transactions on Microwave Theory and Techniques 64, no. 12: 4701-4719 (2016).
• S. Park, D. Shin, K. Koh, and S. Raman. "A 3.25 GS/s 4-Tap analog FIR filter design with coefficient control using 6-bit split-capacitor DAC as a tunable coefficient multiplier." In Circuits and Systems Conference (DCAS), 2016 IEEE Dallas, pp. 1-4 (2016).
• F. Amin, S. Raman, and K. Koh. "A high dynamic range 4th-order 4–8 GHz Q-enhanced LC band-pass filter with 2–25% tunable fractional bandwidth." In Microwave Symposium (IMS), 2016 IEEE MTT-S International, pp. 1-4 (2016).
• K. Saini, S. Raman, A. K. Ezzeddine, and H. C. Huang. "Linearity enhancement for GaN HEMT amplifier using parallel transistors with independent gate bias control." In Wireless and Microwave Technology Conference (WAMICON), 2016 IEEE 17th Annual, pp. 1-3 (2016).
• H. Hashemi, and S. Raman, “mm-Wave Silicon Power Amplifiers and Transmitters.” Cambridge University Press (2016).
• D. Shin, S. Raman, and K. Koh. "2.8 A mixed-mode injection frequency-locked loop for self-calibration of injection locking range and phase noise in 0.13 µm CMOS." In Solid-State Circuits Conference (ISSCC), 2016 IEEE International, pp. 50-51 (2016).
  

Year 2015

• D. Shin, S. Raman, and K. Koh. "A 0.6-V, 30-GHz six-phase VCO with superharmonic coupling in 32-nm SOI CMOS technology." In Custom Integrated Circuits Conference (CICC), 2015 IEEE, pp. 1-4 (2015).
• S. Zihir, O. D. Gurbuz, A. Karroy, S. Raman, and G. M. Rebeiz. "A 60 GHz 64-element wafer-scale phased-array with full-reticle design." In Microwave Symposium (IMS), 2015 IEEE MTT-S International, pp. 1-3 (2015).
• S. Zihir, O. D. Gurbuz, A. Karroy, S. Raman, and G. M. Rebeiz. "A 60 GHz single-chip 256-element wafer-scale phased array with EIRP of 45 dBm using sub-reticle stitching." In Radio Frequency Integrated Circuits Symposium (RFIC), 2015 IEEE, pp. 23-26 (2015).

Year 2014

• W. D. Palmer, I. Abdomerovic, P. M. Asbeck, T. LaRocca, and S. Raman. "Advancing silicon mm-wave transmitter ICs for satellite communications." In Microwave and RF Conference (IMaRC), 2014 IEEE International, pp. 49-52 (2014).
• C. Maxey, and S. Raman. "K-band digitally controlled oscillator with integrated divide-by-16 divider chain for ADPLL applications." In Bipolar/BiCMOS Circuits and Technology Meeting (BCTM), 2014 IEEE, pp. 195-198 (2014).
• C. Maxey, and S. Raman. "K-band differential and quadrature digitally-controlled oscillator designs in SiGe BiCMOS technology." In Silicon Monolithic Integrated Circuits in Rf Systems (SiRF), 2014 IEEE 14th Topical Meeting on, pp. 110-112 (2014).
• I. Abdomerovic, W. D. Palmer, P. M. Watson, R. Worley, and S. Raman. "Leveraging Integration: Toward Efficient Linearized All-Silicon IC Transmitters." IEEE Microwave Magazine 15, no. 3:86-96 (2014).

Year 2013

• J. M. Oliver, H. Kazemi, J. Rollin, D. Sherrer, S. Huettner, and S. Raman. "Compact, low-loss, micromachined rectangular coaxial millimeter-wave power combining networks." In Microwave Symposium Digest (IMS), 2013 IEEE MTT-S International, pp. 1-4. (2013).

Year 2012

• C. Maxey, G. Creech, K. Groves, A. Mattamana, L. Orlando, T. Quach, J. Rockway, and S. Raman, “The HEALICs Program: Mixed-Signal SoCs with in situ Self-Healing Circuitry for Defense Applications,” accepted for publication in IEEE Design & Test of Computers.
• S. Raman, C.L. Dohrman, and T.-H. Chang, “Heterogeneous BiCMOS Technologies and Circuits and the DARPA DAHI Program,” to be presented at the 2012 IEEE Bipolar/BiCMOS Circuits and Technology Meeting, Portland, OR. (Invited, Plenary)
• P. Ralston, K. Vanhille, A. Caba, M. Oliver, S. Raman, “Test and Verification of Micro Coaxial Line Power Performance,” to be presented at the 2012 IEEE MTT-S International Microwave Symposium, Montreal, Quebec, Canada, June 17-22, 2012.
• S. Raman, C.L. Dohrman, T.-H. Chang, J.S. Rodgers, “The DARPA Diverse Accessible Heterogeneous Integration Program: Towards a Next-Generation Technology Platform for High-Performance Microsystems,” presented at the 2012 International Conference on Compound Semiconductor Manufacturing Technology (CS MANTECH), Boston, MA, April 23-26, 2012.
• L. Chen, J. Wood, S. Raman, N.S. Barker, “Vertical RF Transition with Mechanical Fit for Three-Dimensional Heterogeneous Integration,” IEEE Trans. on Microwave Theory and Techniques, vol. 60, no. 3, pp. 647-654, Mar. 2012.
• J.M. Oliver, K. Vanhille, J.M. Rollin, S. Raman, “A W-band Micromachined 3-D Cavity-Backed Patch Antenna Array with Integrated Diode Detector,” IEEE Trans. on Microwave Theory and Techniques, vol. 60, no. 2, pp. 284-292, Feb. 2012.

Year 2011

• P. Ralston, M. Oliver, S. Raman, “Liquid Metal Vertical Interconnects for Flip-Chip Assembly of GaAs C-band Power Amplifiers onto Micro-Rectangular Coaxial Transmission Lines,” accepted for publication in the 2011 Compound Semiconductor IC Symposium special issue of IEEE J. of Solid-State Circuits.
• P. Ralston, M. Oliver, K. Vummidi, and S. Raman, “Liquid Metal Vertical Interconnects for Flip-Chip Assembly of GaAs C-band Power Amplifiers onto Micro-Rectangular Coaxial Transmission Lines,” 2011 Compound Semiconductor IC Symposium Digest, Kona, HI, Oct. 16-19, 2011.
• J.M. Oliver, P.E. Ralston, E. Cullen, L. M. Ranzani, K. Vanhille, S. Raman, “A W-band Micro Coaxial Passive Monopulse Comparator Network with Integrated Cavity-Backed Patch Antenna Array,” 2011 IEEE MTT-S International Microwave Symposium Digest, Baltimore, MD, Jun. 5-10, 2011.
• M. Lehne, S. Raman, “A 0.13-μm 1GSps CMOS Discrete-Time FFT Processor for Ultra-Wideband OFDM Wireless Transceivers,” IEEE Transactions on Microwave Theory and Techniques, vol. 59, no. 6, pp. 1639-1650, Jun. 2011.
• M. E. Khater, K. Vummidi, E. M. Abdel-Rahman, A.H. Nayfeh, S. Raman, “Dynamic Actuation Methods for Capacitive MEMS Shunt Switches,” IOP Journal of Micromechanics and Microengineering, vol. 21, no. 3, Mar. 2011

Year 2010

• M. Lehne and S. Raman, “A Discrete-Time FFT Processor for Ultra-Wideband OFDM Wireless Transceivers: Architecture and Behavioral Modeling,” in IEEE Transactions on Circuits and Systems-I: Regular Papers, vol. 57, no. 11, pp, no. 11, pp. 3011-3022, Nov. 2010.
• S. Raman, T.-H. Chang, I. Abdomerovic, C.L. Dohrman, M.J. Rosker, “The DARPA COSMOS and ELASTx Programs: Towards Next Generation Linearized Microwave/Mm-Wave Transmitters,” 2010 IEEE, Compound Semiconductor Integrated Circuits Symposium (CSICS), Monterrey, CA, Oct. 3-6, 2010, pp. 15-18. (Invited, Plenary)
• M. Khater, K. Vummidi, E. M. Abdel-Rahman, A. Nayfeh, S. Raman, "Dynamic Switching of MEMS Shunt Switches", ASME International design Engineering Technical Conferences (IDETC) 2010, Montreal, August 2010, DECT2010-28487. (9 pages)
• S. Raman, T.-H. Chang, C.L. Dohrman, M.J. Rosker, “THE DARPA COSMOS PROGRAM: THE CONVERGENCE OF InP AND SILICON CMOS TECHNOLOGIES FOR HIGH-PERFORMANCE MIXED-SIGNAL,” 22nd International Conference on Indium Phosphide and Related Materials (IPRM), Kagawa, Japan, May 31-June 4, 2010, pp. 5-9. (Invited, Plenary)
• P. Ralston, J. Wood, K. Vummidi, M. Oliver, and S. Raman, “Heterogeneous Flip-Chip Assembly of a GaAs C-band Power Amplifier MMIC Using Liquid Metal Vertical Interconnects,” 2010 IEEE MTT-S International Microwave Symposium Digest, Anaheim, CA, May 23-28, 2010, pp. 1284-1287.
• Krishna Vummidi, J. Hammond, J. Costa, S. Raman, “Resonant Pull-in for a variable gap lateral contact RF MEMS switch,” Proceedings of the 2010 IEEE 23rd International Conference on Micro Electro Mechanical Systems (MEMS), Hong Kong, Jan. 24-28, 2010, pp. 767 – 770.

Year 2009

• Krishna Vummidi, M. Khater, E. Abdel-Rahman, A. Nayfeh, S. Raman, “Dynamic Pull-in of Shunt Capacitive MEMS Switches", Proceedings of the Eurosensors XXIII conference (Eurosensors 2009), Lausanne, Switzerland, September 6-9, 2009,  Pages 622-625
• J. Wood*, K. Vummidi, P. Rallston, L. Chen, N. S. Barker, S. Raman, "Liquid Metal Vertical Interconnects for RF Flip-Chip Assembly", 2009 IEEE MTT-S International Microwave Symposium Digest, Boston, MA, June 7-12, 2009, pp. 461 – 464.
• J. M. Oliver, J. Rollin, K. Vanhille, N. S. Barker, C. Smith, A. Sklavounos, D. Filipovic, and  S. Raman,  "A 3-D Micromachined W-band Cavity-Backed Patch Antenna Array with Integrated Rectacoax Transition to Waveguide", 2009 IEEE MTT-S International Microwave Symposium Digest, Boston, MA, June 7-12, 2009, pp. 1641 – 1644 .
• A.B. MacKenzie, J.H. Reed, P. Athanas, C.W. Bostian, R. M. Buehrer, L.A. DaSilva, S.W. Ellingson, Y. T. Hou, M.Hsiao, J.-M. Park,  C. Patterson, S. Raman, C. da Silva, “Cognitive Radio and Networking Research at Virginia Tech,” Proc. of the IEEE,  vol. 97, no. 4, pp. 660—688, Apr. 2009.
• I. Chamas and S. Raman, “Analysis and Design of a CMOS Phase-Tunable Injection-Coupled LC QVCO (PTIC-QVCO),” IEEE J. of Solid-State Circuits, vol. 44, no. 3, pp. 784—796, Mar. 2009.
• I. Chamas and S. Raman, “Analysis, Design and X-Band Implementation of a Self-Biased Active Feedback Gm-Boosted Common-Gate CMOS LNA,” IEEE Transactions on Microwave Theory and Techniques, vol. 57, no. 3, pp. 542—551, Mar. 2009.
• A. Bell, S. Raman, A. MacKenzie, P. Plassmann, C. Wyatt, L. DaSilva, L. Nazhandali, and M. Agah, “Increasing the Enrollment, Retention and  Satisfaction of First-Year Students in Electrical Engineering, Computer Engineering, and Computer Science,” 2009 American Society for Engineering Education Annual Conference, Austin, TX.