SONIC Lab

차세대 시스템반도체 설계 연구실

Selected Publications

Topic: Extreme-Environment Electronics
T. Kim, et al., “Simple Modeling and Analysis of Total Ionizing Dose Effects on Radio-Frequency Low-Noise Amplifiers,” Electronics, vol. 13, no. 8, article number: 1445, pp. 1-15, Apr. 2024. (link)
P. K. C. Mishu, et al., “Voltage-Controlled Oscillator Utilizing Inverse-Mode SiGe-HBT Biasing Circuit for the Mitigation of Single-Event Effects,” IEEE Transactions on Nuclear Science, vol. 69, no. 6, pp. 1242-1248, June 2022. (link)
I. Song, et al., “On the application of inverse-mode SiGe HBTs in RF receivers for the mitigation of single-event transients,” IEEE Transactions on Nuclear Science, vol. 64, no. 5, pp. 1142-1150, May 2017. (link)
Topic: RF/Microwave Circuits
I. Song, et al., “A Single-Ended-to-Differential Low-Noise Amplifier with Transformer-Based Feedback Network for 3-5 GHz UWB Applications,” IEEE Access, vol. 12, pp. 76404-76412, May 2024. (link)
M.-K. Cho, et al., “A S/C/X/Ku-Band, 4-Tap, Digitally Controllable Analog FIR Filter with Reconfigurable Bandwidth and RF Filtering Profile,” in Proc. IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Dec. 6-9, 2021. (link)
I. Song, et al., “Design and analysis of a low-loss, wideband digital step attenuator with minimized amplitude and phase variations,” IEEE Journal of Solid-State Circuits, vol. 53, no. 8, pp. 2202-2213, Aug. 2018. (link)
Topic: Semiconductor Device and Memory
I. Myeong, et al., “A simple and accurate modeling method of channel thermal noise using BSIM4 noise models,” IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, vol. 39, no. 12, pp. 4351-4358, Dec. 2020. (link)
Md A. R. Sarker, et al., “Investigation of fT-Doubler Technique to Improve RF Performance of Inverse-Mode SiGe HBTs,” IEEE Microwave and Wireless Components Letters, vol. 30, no. 9, pp. 873-875, Sep. 2020. (link)
Y. Choi, et al., “A 20nm 1.8V 8Gb PRAM with 40MB/s program bandwidth,” in Dig. International Solid-State Circuits Conference 2012 (ISSCC), San Francisco, CA, Feb. 19-23, 2012, pp. 46-48. (link)

Journal Papers (International)

S. Lee, H. J. Lee, G. W. Yang, S. Choi, J. Park, S. Lee, G. J. Kim, N. Lee, Y. Kim, M. Kang, R.-H. Baek, C. Kim, I. Song*, and D. H. Kim*, “Random Telegraph Noise-Based Analysis of Electron Traps of Sub-30-nm DRAM Cell-Array Transistors in Cryogenic Operation,” IEEE Transactions on Electron Devices, under review.
J. R. Cho, J. Park, S. J. Myoung, T. J. Yang, C. Kim, J.-H. Bae, S.-J. Choi, D. M. Kim, I. Song*, and D. H. Kim*, “Investigation of Reconfigurable Logic Gate Using Integrated Amorphous InGaZnO ReRAM and Thin-Film Transistor,” Solid-State Electronics, under review.
I. Myeong and I. Song*, "Self-Heating-Based Channel Thermal Noise of Advanced Sub-5-nm Node Nanoplate FET," IEEE Electron Device Letters, under review.
S. Lee, H. Seo, W. Shin, D. Yang, G. Sung, D.-H. Choi, Y.-H. Kwak, S.-J. Won, I. Song*, and J. Han*, "A Variation-Robust 20-Gb/s Wireline Transceiver with Real-Time Calibration in 28-nm CMOS," IEEE Transactions on Circuits and Systems I: Regular Papers, under review.
J. Lee, T. Kim, A. Ildefonso, A. Khachatrian, D. McMorrow, M.-K. Cho, J. D. Cressler, and I. Song*, "Mitigation of Single-Event Transients in High-Frequency Analog Circuits Using Choke Inductors," Nuclear Enginering and Technology, under review.
S. J. Myoung, H. Lee, Y. Seo, D. H. Shin, J. R. Cho, C. Kim, J.-H. Bae, S.-J. Choi, D. M. Kim, I. Song*, and D. H. Kim*, “ Effects of Mechanical Stress on Electrical Characteristics of IGZO-Based Integrated 1T1M on Flexible Substrate,” IEEE Transactions on Electron Devices, under review.
I. Song, S. G. Kim, S. H. Jung, and M.-K. Cho, “A Single-Ended-to-Differential Low-Noise Amplifier with Transformer-Based Feedback Network for 3-5 GHz UWB Applications,” IEEE Access, IEEE Access, vol. 12, pp. 76404-76412, May 2024.
T. Kim, G. Ryu, J. Lee, M.-K. Cho, D. M. Fleetwood, J. D. Cressler, and I. Song*, “Simple Modeling and Analysis of Total Ionizing Dose Effects on Radio-Frequency Low-Noise Amplifiers,” Electronics, vol. 13, no. 8, article number: 1445, pp. 1-15, Apr. 2024.
I. Song, G. Ryu, S. H. Jung, J. D. Cressler, and M.-K. Cho, “Wideband SiGe-HBT low-noise amplifier with resistive feedback and shunt peaking," Sensors, vol. 23, no. 15, article number: 6745, pp. 1-15, July 2023.
W. Raza, E. Abele, J. O’Hara, B. Sadr, P. LoPresti, A. Imran, W. Choi, I. Song, S. Altunc, O. Kegege, and S. Ekin, “Towards a Hybrid RF/Optical Lunar Communication System (LunarComm),” IEEE Network, vol. 36, no. 6, pp. 76-83, Dec. 2022.
P. K. C. Mishu, M.-K. Cho, A. Khachatrian, S. P. Buchner, D. McMorrow, P. Paki, J. D. Cressler, and I. Song*, “Voltage-Controlled Oscillator Utilizing Inverse-Mode SiGe-HBT Biasing Circuit for the Mitigation of Single-Event Effects,” IEEE Transactions on Nuclear Science, vol. 69, no. 6, pp. 1242-1248, June 2022.
A. Kachroo, C. A. Thornton, Md A. R. Sarker, W. Choi, H. Bai, I. Song, J. O’Hara, and S. Ekin, “Emulating UAV Motion by Utilizing Robotic Arm for mmWave Wireless Channel Characterization,” IEEE Transactions on Antennas and Propagation, vol. 69, no. 10, pp. 6691-6701, Oct. 2021.
I. Myeong, J. Kim, H. Ko, I. Song, Y. Kim, and H. Shin, “A Simple and Accurate Modeling Method of Channel Thermal Noise Using BSIM4 Noise Models,” IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, vol. 39, no. 12, pp. 4351-4358, Dec. 2020.
Md A. R. Sarker, A. P. Omprakash, M.-K. Cho, J. D. Cressler, and I. Song*, “Investigation of fT-Doubler Technique to Improve RF Performance of Inverse-Mode SiGe HBTs,” IEEE Microwave and Wireless Components Letters, vol. 30, no. 9, pp. 873-875, Sep. 2020.
P. K. C. Mishu, S. Jung, and I. Song*, “Performance Analysis of SiGe-HBT-Based Transimpedance Amplifiers with Nonconstant Gain-Bandwidth Technique,” Analog Integrated Circuits and Signal Processing, vol. 104, no. 3, pp. 289-297, Sep. 2020.
I. Myeong, I. Song, M. J. Kang, and H. Shin, “Self-Heating and Electrothermal Properties of Advanced Sub-5-nm Node Nanoplate FET,” IEEE Electron Device Letters, vol. 41, no. 7, pp. 977-980, July 2020.
Md A. R. Sarker and I. Song*, “Design and Analysis of fT-Doubler-Based RF Amplifiers in SiGe HBT Technology,” Electronics, vol. 9, no. 5, article number: 772, pp. 1-9, May 2020.
Md A. R. Sarker, S. Jung, A. Ildefonso, A. Khachatrian, S. P. Buchner, D. McMorrow, P. Paki, J. D. Cressler, and I. Song*, “Mitigation of Single-Event Effects in SiGe HBT Current-Mode Logic Circuits,” Sensors, vol. 20, no. 9, article number: 2581, pp. 1-10, May 2020.
M.-K. Cho, I. Song*, and J. D. Cressler, “A Two-Way Wideband Active SiGe BiCMOS Power Divider/Combiner for Reconfigurable Phased Array with Controllerable Beam Width,” IEEE Access, vol. 8, pp. 2169-3536, Dec. 2019.
J. F. O’Hara, S. Ekin, W. Choi, and I. Song, “A Perspective on Terahertz Next-Generation Wireless Communications,” Technologies, vol. 7, no. 2, article number: 43, pp. 1-18, June 2019.
M.-K. Cho, I. Song, Z. E. Fleetwood, A. Khachatrian, J. H. Warner, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “Best Practices for Using Electrostatic Discharge (ESD) Protection Techniques for Single-Event Transient Mitigation,” IEEE Transactions on Nuclear Science, vol. 66, no. 1, pp. 240-270, Jan. 2019.
I. Song, A. S. Cardoso, H. Ying, M.-K. Cho, and J. D. Cressler, “Cryogenic Characterization of RF low-noise amplifiers utilizing inverse-mode SiGe HBTs for extreme environment applications,” IEEE Transactions on Device and Materials Reliability, vol. 18, no. 4, pp. 613-619, Dec. 2018.
I. Song, M.-K. Cho, and J. D. Cressler, “Design and Analysis of a Low-Loss, Wideband Digital Step Attenuator with minimized amplitude and phase variations,” IEEE Journal of Solid-State Circuits, vol. 53, no. 8, pp. 2202-2213, Aug. 2018.
Y. Gong, M.-K. Cho, I. Song, and J. D. Cressler, “A 28-GHz Switchless, SiGe Bi-directional Amplifier Using Neutralized Common-Emitter Differential Pair,” IEEE Microwave and Wireless Components Letters, vol. 28, no. 8 pp. 717-719, Aug. 2018.
M.-K. Cho, I. Song*, Z. E. Fleetwood, and J. D. Cressler, “A SiGe-BiCMOS Wideband Active Bi-directional Digital Step Attenuator with Bandwidth Tuning and Equalization,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 8, pp. 3866-3876, Aug. 2018.
I. Song, M.-K. Cho, Z. E. Fleetwood, Y. Gong, S. Pavlidis, S. P. Buchner, D. McMorrow, P. Paki, M. Kaynak, and J. D. Cressler, “p-n-p-based RF Switches for the Mitigation of Single-Event Transients in a Complementary SiGe BiCMOS Platform,” IEEE Transactions on Nuclear Science, vol. 65, no. 1, pp. 391-398, Jan. 2018.
Z. E. Fleetwood, A. Ildefonso, G. N. Tzintzarov, B. Wier, U. Raghunathan, M.-K. Cho, I. Song, M. T. Wachter, D. Nergui, A. Khachatrian, J. H. Warner, P. McMarr, H. Hughes, E. Zhang, D. McMorrow, P. Paki, A. Joseph, V. Jain, and J. D. Cressler, “SiGe HBT Profiles with Enhanced Inverse-Mode Operation and Their Impact on Single-Event Transients,” IEEE Transactions on Nuclear Science, vol. 65, no. 1, pp. 399-406, Jan. 2018.
M.-K. Cho, I. Song*, S. Pavlidis, Z. E. Fleetwood, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “An Electrostatic Discharge Protection Circuit Technique for the Mitigation of Single-Event Transients in SiGe BiCMOS Technology,” IEEE Transactions on Nuclear Science, vol. 65, no. 1, pp. 426-431, Jan. 2018.
A. Ildefonso, I. Song, G. N. Tzintzarov, Z. E. Fleetwood, N. E. Lourenco, M. T. Wachter, and J. D. Cressler, “Modeling Single-Event Transient Propagation in a SiGe BiCMOS Direct-Conversion Receiver,” IEEE Transactions on Nuclear Science, vol. 64, no. 8, pp. 2079-2088, Aug. 2017.
I. Song, M.-K. Cho, M. A. Oakley, A. Ildefonso, I. Ju, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “On the Application of Inverse-Mode SiGe HBTs in RF Receivers for the Mitigation of Single-Event Transients,” IEEE Transactions on Nuclear Science, vol. 64, no. 5, pp. 1142-1150, May 2017.
I. Song, M.-K. Cho, N. E. Lourenco, Z. E. Fleetwood, S. Jung, N. J.-H. Roche, A. Khachatrian, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “The Use of Inverse-Mode SiGe HBTs as Active Gain Stages in Low-Noise Amplifiers for the Mitigation of Single-Event Transients,” IEEE Transactions on Nuclear Science, vol. 64, no. 1, pp. 359-366, Jan. 2017.
I. Song, M.-K. Cho, J.-G. Kim, and J. D. Cressler, “A SiGe-BiCMOS Wideband (2-22 GHz) Active Power Divider/Combiner Circuit Supporting Bidirectional Operation,” IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 12, pp. 4676-4684, Dec. 2016.
I. Song, A. Ç. Ulusoy, M. A. Oakley, I. Ju, M.-K. Cho, and J. D. Cressler, “Inverse Class-F X-Band SiGe HBT Power Amplifier with 44% PAE and 24.5 dBm Peak Output Power,” Microwave and Optical Technology Letters, vol. 58, no. 12, pp. 2868-2871, Dec. 2016.
M.-K. Cho, I. Song*, I. Ju, and J. D. Cressler, “A Compact, Active SiGe Power Divider with Multi-octave Bandwidth,” IEEE Microwave and Wireless Components Letters, vol. 26, no. 11, pp. 945-947, Nov. 2016.
I. Ju, M.-K. Cho, I. Song, and J. D. Cressler, “A Compact, Wideband Lumped-Element Wilkinson Power Divider/Combiner Using Symmetric Inductors with Embedded Capacitors,” IEEE Microwave and Wireless Components Letters, vol. 26, no. 8, pp. 595-597, Aug. 2016.
I. Song, U. S. Raghunathan, N. E. Lourenco, Z. E. Fleetwood, M. A. Oakley, S. Jung, M.-K. Cho, N. J.-H. Roche, A. Khachatrian, J. H. Warner, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “An Investigation of the Use of Inverse-Mode SiGe HBTs as Switching Pairs for SET-Mitigated RF Mixers,” IEEE Transactions on Nuclear Science, vol. 63, no. 2, pp. 1099-1108, Apr. 2016.
M.-K. Cho, I. Song, J.-G. Kim, and J. D. Cressler, “An Active Bi-directional SiGe DPDT Switch with Multi-octave Bandwidth,” IEEE Microwave and Wireless Components Letters, vol. 26, no. 4, pp. 279-281, Apr. 2016.
N. E. Lourenco, S. Zeinolabedinzadeh, A. Ildefonso, Z. E. Fleetwood, C. T. Coen, I. Song, S. Jung, F. Inanlou, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, P. Paki, and J. D. Cressler, “An Investigation of Single-Event Effect Modeling Techniques for a SiGe RF Low-Noise Amplifier,” IEEE Transactions on Nuclear Science, vol. 63, no. 1, pp. 273-280, Feb. 2016.
I. Song, S. Jung, N. E. Lourenco, U. S. Raghunathan, Z. E. Fleetwood, M.-K. Cho, N. J.-H. Roche, A. Khachatrian, J. H. Warner, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “Optimization of SiGe HBT RF Switches for Single-Event Transient Mitigation,” IEEE Transactions on Nuclear Science, vol. 62, no. 6, pp. 3057-3063, Dec. 2015.
J. Seungwoo, I. Song, Z. E. Fleetwood, U. Raghunathan, N. E. Lourenco, M. A. Oakley, B. R. Wier, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, P. Paki, and J. D. Cressler, “The Role of Negative Feedback Effects on Single-Event Transients in SiGe HBT Analog Circuits,” IEEE Transactions on Nuclear Science, vol. 62, no. 6, pp. 2599-2605, Dec. 2015.
Z. E. Fleetwood, N. E. Lourenco, A. Ildefonso, T. D. England, I. Song, R. L. Schmid, A. S. Cardoso, S. Jung, N. J.-H. Roche, A. Khachatrian, S. P. Buchner, D. McMorrow, J. Warner, P. Paki, and J. D. Cressler, “An Investigation of the SET Response of Devices and Differential Pairs in a 32-nm SOI CMOS Technology,” IEEE Transactions on Nuclear Science, vol. 62, no. 6, pp. 2643-2649, Dec. 2015.
S. Zeinolabedinzadeh, I. Song, U. S. Raghunathan, N. E. Lourenco, Z. E. Fleetwood, M. A. Oakley, A. S. Cardoso, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, P. Paki-Amouzou, and J. D. Cressler, “Single-Event Effects in a W-band (75-110 GHz) Radar Down-Conversion Mixer Implemented in 90 nm, 300 GHz SiGe HBT Technology,” IEEE Transactions on Nuclear Science, vol. 62, no. 6, pp. 2657-2665, Dec. 2015.
I. Song, M.-K. Cho, S. Jung, I. Ju, and J. D. Cressler, “Advantages of Utilizing Through-Silicon-Vias in SiGe HBT RF Low-Noise Amplifier Design,” Microwave and Optical Technology Letters, vol. 57, no. 11, pp. 2703-2706, Nov. 2015.
I. Song, S. Jung, N. E. Lourenco, U. S. Raghunathan, Z. E. Fleetwood, S. Zeinolabedinzadeh, T. B. Gebremariam, F. Inanlou, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. S. Melinger, J. H. Warner, P. Paki-Amouzou, and J. D. Cressler, “Design of Radiation-Hardened RF Low-Noise Amplifiers Using Inverse-Mode SiGe HBTs,” IEEE Transactions on Nuclear Science, vol. 61, no. 6, pp. 3218-3225, Dec. 2014.
S. Jung, N. E. Lourenco, I. Song, M. A. Oakley, T. D. England, R. Arora, A. Cardoso, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. S. Melinger, J. H. Warner, P. Paki-Amouzou, J. A. Babcock, and J. D. Cressler, “An Investigation of Single-Event Transients in C-SiGe HBT on SOI Current Mirror Circuits,” IEEE Transactions on Nuclear Science, vol. 61, no. 6, pp. 3193-3200, Dec. 2014.
Z. E. Fleetwood, A. S. Cardoso, I. Song, E. Wilcox, N. E. Lourenco, S. D. Phillips, R. Arora, P. Paki-Amouzou, and J. D. Cressler, “Evaluation of Enhanced Low Dose Rate Sensitivity in Fourth-Generation SiGe HBTs,” IEEE Transactions on Nuclear Science, vol. 61, no. 6, pp. 2915-2922, Dec. 2014.
F. Inanlou, N. E. Lourenco, Z. E. Fleetwood, I. Song, D. C. Howard, A. Cardoso, S. Zeinolabedinzadeh, E. Zhang, C. X. Zhang, P. Paki-Amouzou, and J. D. Cressler, “Impact of Total Ionizing Dose on a 4th Generation, 90 nm SiGe HBT Gaussian Pulse Generator,” IEEE Transactions on Nuclear Science, vol. 61, no. 6, pp. 3050-3054, Dec. 2014.
H.-S. Jhon, J.-H. Lee, J. Lee, B. Oh, I. Song, Y. Yun, B.-G. Park, J. D. Lee, and H. Shin, “fmax Improvement by Controlling Extrinsic Parasitics in Circuit-Level MOS Transistor,” IEEE Electron Device Letters, vol. 30, no. 12, pp. 1323-1325, Dec. 2009.
I. Song, J. Jeon, H.-S. Jhon, J. Kim, B.-G. Park, J. D. Lee, and H. Shin, “A Simple Figure of Merit of RF MOSFET for Low Noise Amplifier design,” IEEE Electron Device Letters, vol. 29, no. 12, pp. 1380-1382, Dec. 2008.
J. Jeon, I. Song, J. D. Lee, B.-G. Park, and H. Shin, “Application of the Compact Channel Thermal Noise Model of Short Channel MOSFETs to CMOS RFIC Design,” IEICE Transactions on Electronics, vol. E92-C, no. 5, pp. 627-634, May 2009.
H.-S. Jhon, H. Jung, M. Koo, I. Song, and H. Shin, “0.7 V Supply Highly Linear Subthreshold Low-Noise Amplifier Design for 2.4 GHz Wireless Sensor Network Applications,” Microwave and Optical Technology Letters, vol. 51, no. 5, pp. 1316-1320, May 2009.
H.-S. Jhon, I. Song, J. Jeon, M. Koo, H. Jung, B.-G. Park, J. D. Lee, and H. Shin, “Low Power Size-Efficient CMOS UWB Low-Noise Amplifier Design,” Microwave and Optical Technology Letters, vol. 51, no. 2, pp. 494-496, Feb. 2009.
I. Song, H.-S. Jhon, H. Jung, M. Koo, and H. Shin, “A Low Power Low Noise Amplifier with Subthreshold Operation in 130 nm CMOS Technology,” Microwave and Optical Technology Letters, vol. 50, no. 11, pp. 2762-2764, Nov. 2008.
H.-S. Jhon, I. Song, J. Jeon, H. Jung, M. Koo, B.-G. Park, J. D. Lee, and H. Shin, “A 8 mW 17/24 GHz Dual-band CMOS Low-Noise Amplifier for ISM-Band Application,” Electronics Letters, vol. 44, no. 23, pp. 1353-1354, Nov. 2008.
J. Kim, J. Lee, I. Song, Y. Yun, J. D. Lee, B.-G. Park, and H. Shin, “Accurate Extraction of Effective Channel Length and Source/Drain Series Resistance in Ultrashort-Channel MOSFETs by Iteration Method,” IEEE Transactions on Electron Devices, vol. 55, no. 10, pp. 2779- 2784, Oct. 2008.
I. Song, H.-S. Jhon, H. Jung, M. Koo, and H. Shin, “Small Size Low Noise Amplifier with Suppressed Noise from Gate Resistance,” Microwave and Optical Technology Letters, vol. 50, no. 9, pp. 2300-2304, Sep. 2008.
H. Lee, Y. Yoon, I. Song, and H. Shin, “FN Stress Induced Degradation on Random Telegraph Signal Noise in Deep Submicron NMOSFETs,” IEICE Transactions on Electronics, vol. E91-C, no. 5, pp. 776-779, May 2008.
I. Song, H.-S. Jhon, H. Jung, M. Koo, and H. Shin, “Optimization of Cascode Configuration in CMOS Low Noise Amplifier,” Microwave and Optical Technology Letters, vol. 50, no. 3, pp. 646-649, Mar. 2008.
J. Kim, J. Lee, I. Song, J. D. Lee, B.-G. Park, S. Hong, H. Ko, D.-K. Min, H. Park, C. Park, J. Jung, and H. Shin, “Characterization of Sensitivity and Resolution of Silicon Resistive Probe,” Japanese Journal of Applied Physics, vol. 47, no. 3, pp. 1717-1722, Mar. 2008.
H.-S. Jhon, I. Song, I. M. Kang, and H. Shin, “2.4 GHz ISM-Band Receiver Design in a 0.18 μm Mixed Signal CMOS Process,” IEEE Microwave and Wireless Component Letters, vol. 17, no. 10, pp. 736-738, Oct. 2007.

Journal Papers (Korean)

T. Kim, J. Lee, and I. Song, “Recent Trends in Radiation-Hardened Circuit Design,” Journal of The Institute of Electronics and Information Engineers, vol. 59, no. 9, pp. 162-171, Sep. 2022.
H.-S. Jhon, Y.-N. Yoon, I. Song, and H. Shin, "Size-Efficient 3 GHz CMOS LNA,” Journal of the Institute of Electronics Engineers of Korea – Semiconductor and Devices, vol. 44, no. 10, pp. 33-37 (pp. 863-867), Oct. 2007.

Conference Papers (International)

S. Park, M.-K. Cho, and I. Song, “Design of Millimeter-Wave Active Balun with Minimized Gain and Phase Imbalances,” Asia-Pacific Workshop on Advanced Semiconductor Devices (AWAD), 2024, accepted for presentation.
H. Sin, J. Jeong, and I. Song, “A Framework for Evaluation and Analysis of Radiation-Induced Errors in NAND/SSD Systems with MQSim,” Asia-Pacific Workshop on Advanced Semiconductor Devices (AWAD), 2024, accepted for presentation.
J. Jeong, H. Sin, and I. Song, “Design of Robust Clock-Tree Circuit with Soft-Error Recovery Function,” Asia-Pacific Workshop on Advanced Semiconductor Devices, 2024 (AWAD), accepted for presentation.
G. Ryu, J. Jeong, T. Kim, and I. Song, “Design of Radiation-Hardened Double-Latch-Based Comparator for Extreme-Environment Applications,” Asia-Pacific Workshop on Advanced Semiconductor Devices (AWAD), 2024, accepted for presentation.
J. Lee, T. Kim, M.-K. Cho, and I. Song, “Suppression of Single-Event Effects Using Radio-Frequency Choke Inductors in High-Frequency Analog Circuits,” Asia-Pacific Workshop on Advanced Semiconductor Devices (AWAD), 2024, accepted for presentation.
T. Kim, J. Lee, G. Ryu, S. Shin, and I. Song, “Transient-Monitoring Technique for Voltage-Controlled Oscillator,” Asia-Pacific Workshop on Advanced Semiconductor Devices (AWAD), 2024, accepted for presentation.
T. Kim, J. Lee, W. Lee, and I. Song, “Radiation-Hardened Analog Amplifier Using Enclosed-Layout Transistors,” in Proc. Korean International Semiconductor Conference on Manufacturing Technology (KISM), Busan, Korea, Nov. 19-23, 2023, pp. 274-275.
W. Lee and I. Song,” Machine-Leaning-Based Design Automation for Optimizing Analog/RF Circuit Applications,” in IEEE International Conference on Network Intelligence and Digital Content (IEEE IC-NIDC), to be presented.
G. Ryu and I. Song, “Design of Wideband Compact-Size Low-Noise Amplifier Using Active Inductor,” in Proc. International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC), Jeju, Republic of Korea, June 25-28, 2022.
T. Kim, P. K. C. Mishu, U. Raghunathan, A. P. Omprakash, M.-K. Cho, J. D. Cressler, and I. Song, “Investigation of Device- and Circuit-Level Reliability of Silicon-Germanium Heterojunction Bipolar Transistors (SiGe HBT),” in Proc. International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC), Jeju, Republic of Korea, June 25-28, 2022.
S. Park, T. Kim and I. Song, “Design of High-Frequency CMOS Radio-Frequency Rectifier for Wireless Power Transfer Systems,” in Proc. International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC), Jeju, Republic of Korea, June 25-28, 2022.
I. Song and M.-K. Cho, “High-Performance Circuit and System Design for Wideband Applications,” in Proc. The 14th Global Symposium on Millimeter-Waves & Terahertz (GSMM), Seoul, Republic of Korea, May 18-20, 2022.
M.-K. Cho, I. Song, N. Lourenco, A. Cardoso, C. Coen, W. Hunter, D. Denison, and J. D. Cressler, “A S/C/X/Ku-Band, 4-Tap, Digitally Controllable Analog FIR Filter with Reconfigurable Bandwidth and RF Filtering Profile,” in Proc. IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Dec. 6-9, 2021. (virtual).
I. Song, P. K. C. Mishu, and M.-K. Cho, “Impact of Oscillator Single-Event Transient in Radio-Frequency Receiver Operation,” in Proc. IEEE/IEIE International Conference on Consumer Electronics Asia (ICCE-Asia), Nov. 1-3, 2021, p. 200. (virtual).
P. K. C. Mishu and I. Song, “Highly-Efficient CMOS Rectifier for Wide Range of Input RF Power in Energy-Harvesting Systems,” in Proc. IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), Aug. 9-11, 2021 (virtual).
D. Shadoan, E. Abele, W. Raza, F. Hossain, B. Sadr, J. O’Hara, I. Song, W. Choi, P. LoPresti, A. Imran, S. Altunc, O. Kegege, and S. Ekin, “Toward High Data Rate Hybrid RF/Optical Lunar Communication Architecture,” presented at the Small Satellite Conference, Aug. 7-12, 2021 (virtual).
I. Song, J. Meang, A. Khachatrian, S. Buchner, D. McMorrow, P. Paki, M.-K. Cho, and J. D. Cressler, “Voltage-Controlled Oscillator Utilizing an Inverse-Mode SiGe-HBT Biasing Circuit for SET Mitigation,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Dec. 1-4, 2020 (virtual).
P. K. C. Mishu and I. Song, “A Differential-Drive RF-DC Rectifier with Enhanced Efficiency for RFID Tags,” presented at IEEE International Conference on RFID (RFID), Sep. 28 - Oct. 16, 2020 (virtual).
S. Zeinolabedinzadeh, I. Song, M. Kaynak, and J. D. Cressler, “A Wide Locking-Range, Low Phase-Noise and High Output Power D-Band SiGe PLL,” in Proc. IEEE Topical Meetings on Silicon Monolithic Integrated Circuits in RF Systems (SiRF), San Antonia, TX, USA, Jan. 26-29, 2020, pp. 35-38.
M.-K. Cho, I. Song, N. Lourenco, A. Cardoso, C. Coen, D. Denison, and J. D. Cressler, “A 2-20 GHz SiGe Amplitude Control Circuit with Differential Signal Selectivity for Wideband Reconfigurable Electronics,” in Proc. IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Nashville, TN, USA, Nov. 3-6, 2019.
I. Song, J. Meang, and M.-K. Cho, “Design of RF ICs for Extreme-Environment Applications,” in Proc. Asia-Pacific Workshop on Fundamentals and Applications of Advanced Semiconductor Devices (AWAD), Busan, Republic of Korea, July 1-3, 2019, pp. 47-50. (invited)
S. Zeinolabedinzadeh, A. C. Ulusoy, R. L. Schmid, F. Inanlou, I. Song, T. Chi, J. S. Park, H. Wang, and J. D. Cressler, “A W-band SiGe Transceiver with Built-in Self-Test,” in Proc. IEEE Topical Meetings on Silicon Monolithic Integrated Circuits in RF Systems (SiRF), Orlando, FL, USA, Jan. 20-23, 2019.
S. Rao, T. Chang, I. Song, M.-K. Cho, and J. D. Cressler, “A 1-20 GHz, High-Efficiency Distributed Stacked SiGe Power Amplifier,” in Proc. IEEE BiCMOS and Compound Seimconductor Integrated Circuits and Technology Symposium (BCICTS), San Diego, CA, USA, Oct. 15-17, 2018, pp. 202-205.
M.-K. Cho, I. Song, Z. E. Fleetwood, A. Khachatrian, J. H. Warner, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “Best Practices for Using Electrostatic Discharge (ESD) Protection Techniques for Single-Event Transient Mitigation,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Kona, HI, USA, July 16-20, 2018.
M.-K. Cho, I. Song, and J. D. Cressler, “A True Time Delay-Based SiGe Bi-directional T/R Chipset for Large-Scale Wideband Timed Array Antennas,” in Proc. IEEE Radio Frequency Integrated Circuits Symposium (RFIC), Philadelphia, PA, USA, June 10-12, 2018, pp. 272-275.
I. Song, Z. E. Fleetwood, M.-K. Cho, S. Pavlidis, S. P. Buchner, D. McMorrow, P. Paki, M. Kaynak, and J. D. Cressler, “SET-Mitigated PNP-Based RF Switches in a Complementary SiGe BiCMOS Platform,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), New Orleans, LA, USA, July 2017.
M.-K. Cho, I. Song, S. Pavlidis, Z. E. Fleetwood, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “An Electrostatic Discharge (ESD) Protection Circuit Technique for the Mitigation of Single-Event Transients in SiGe BiCMOS Technology,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), New Orleans, LA, USA, July 2017.
Z. E. Fleetwood, A. Ildefonso, G. N. Tzintzarov, B. Wier, U. Raghunathan, M. K. Cho, I. Song, M. T. Wachter, A. Khachatrian, J. Warner, P. McMarr, H. Hughes, S. P. Buchner, D. McMorrow, P. Paki, A. Joseph, V. Jain, and J. D. Cressler, “SiGe HBT Profiles with Enhanced Inverse-Mode Operation to Mitigate Single-Event Transients,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), New Orleans, LA, USA, July 2017.
A. Ildefonso, I. Song, Z. E. Fleetwood, N. E. Lourenco, M. T. Wachter, G. N. Tzintarov, and J. D. Cressler, “Modeling Single-Event Transient Propagation in a SiGe BiCMOS Direct-Conversion Receiver,” in Proc. European Conference on Radiation and Its Effects on Components and Systems (RADECS), Bremen, Germany, Sep. 19-23, 2016.
M.-K. Cho, I. Song, Z. E. Fleetwood, and J. D. Cressler, “A Wideband Active Bi-directional SiGe Digital Step Attenuator Using an Active DPDT Switch,” in Proc. IEEE Bipolar/BiCMOS Circuits and Technology Meeting (BCTM), New Brunswick, NJ, USA, Sep. 2016, pp. 122-125.
I. Song, M.-K. Cho, N. E. Lourenco, Z. E. Fleetwood, S. Jung, N. J.-H. Roche, A. Khachatian, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “On the Use of Inverse-Mode SiGe HBT as Active Gain Stage in RF Low-Noise Amplifier for Single-Event Transient Mitigation,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Portland, OR, USA, July 2016.
S. Jung, I. Song, Z. E. Fleetwood, N. E. Louenco, A. Ildefonso, M. A. Oakley, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, P. Paki, and J. D. Cressler, “The Effects of Radiation Hardening by Design Techniques in DC Bias Blocks on AC Signal Paths in SiGe HBT CML Circuits,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Portland, OR, USA, July 2016.
I. Song, M.-K. Cho, J.-G. Kim, G. Hopkins, M. Mitchell, and J. D. Cressler, “A 2-22 GHz Wideband Active Bi-directional Power Divider/Combiner in 130 nm SiGe BiCMOS Technology,” in Proc. IEEE MTT-S International Microwave Symposium (IMS), San Francisco, CA, USA, May 2016, pp. 1-4.
I. Song, S. Jung, N. E. Lourenco, Z. E. Fleetwood, M.-K. Cho, N. J.-H. Roche, A. Khachatrian, J. H. Warner, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “Optimization of SiGe HBT RF Switches for Single-Event Transient Mitigation,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Boston, MA, USA, July 2015.
I. Song, N. E. Lourenco, Z. E. Fleetwood, M. A. Oakley, S. Jung, M.-K. Cho, N. J.-H. Roche, A. Khachatrian, J. H. Warner, S. P. Buchner, D. McMorrow, P. Paki, and J. D. Cressler, “An Investigation of the Use of Inverse-Mode SiGe HBTs as Switching Pairs for SET-Hardening of RF Mixers,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Boston, MA, USA, July 2015.
Z. E. Fleetwood, N. E. Lourenco, A. Ildefonso, T. D. England, I. Song, R. L. Schmid, A. S. Cardoso, S. Jung, N. J.-H. Roche, A. Khachatrian, S. P. Buchner, D. McMorrow, J. Warner, P. Paki, and J. D. Cressler, “An Investigation of the SET Response of Devices and Differential Pairs in a 32-nm SOI CMOS Technology,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Boston, MA, USA, July 2015.
N. E. Lourenco, S. Zeinolabedinzadeh, Z. E. Fleetwood, C. T. Coen, I. Song, S. Jung, F. Inanlou, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, A. Raman, P. Paki, and J. D. Cressler, “An Investigation of Single-Event Effect Modeling Techniques for a SiGe RF Low-Noise Amplifier,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Boston, MA, USA, July 2015.
S. Jung, I. Song, N. E. Lourenco, M. A. Oakley, B. R. Wier, Z. E. Fleetwood, N. J-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, P. Paki, and J. D. Cressler, “The Role of Negative Feedback Effects on Single-Event Transients in SiGe HBT Analog Circuits,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Boston, MA, USA, July 2015.
S. Zeinolabedinzadeh, I. Song, N. E. Lourenco, A. S. Cardoso, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. H. Warner, P. Paki, and J. D. Cressler, “Single-Event Effects in a W-band (75-110 GHz) Radar Down-Conversion Mixer Implemented in 90 nm, 300 GHz SiGe HBT Technology,” presented at IEEE Nuclear and Space Radiation Effects Conference (NSREC), Boston, MA, USA, July 2015.
I. Song, S. Jung, N. E. Lourenco, Z. E. Fleetwood, T. B. Gebremariam, F. Inanlou, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. S. Melinger, J. H. Warner, P. Paki-Amouzou, and J. D. Cressler, “Radiation-Hardened RF Low-Noise Amplifiers Using Inverse-Mode SiGe HBTs,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Paris, France, July 2014.
S. Jung, N. E. Lourenco, I. Song, M. A. Oakley, T. D. England, R. Arora, A. Cardoso, N. J.-H. Roche, A. Khachatrian, D. McMorrow, S. P. Buchner, J. S. Melinger, J. H. Warner, P. Paki-Amouzou, J. A. Babcock, and J. D. Cressler, “An Investigation of Single-Event Transients in C-SiGe HBT on SOI Current Mirror Circuits,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), Paris, France, July 2014.
Z. E. Fleetwood, A. S. Cardoso, I. Song, E. Wilcox, N. E. Lourenco, S. Jung, S. D. Phillips, R. Arora, P. Paki-Amouzou, and J. D. Cressler, “Evaluation of Enhanced Low Dose Rate Sensitivity in Fourth-Generation SiGe HBTs,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), France, Paris, July 2014.
F. Inanlou, N. Lourenco, Z. Fleetwood, I. Song, D. Howard, A. Cardoso, E. Zhang, C. X. Zhang, P. Paki-Amouzou, and J. D. Cressler, “Impact of Total Ionizing Dose on a 4th Generation, 90 nm SiGe HBT Gaussian Pulse Generator,” presented at the IEEE Nuclear and Space Radiation Effects Conference (NSREC), France, Paris, July 2014.
I. Song, R. L. Schmid, D. C. Howard, S. Jung, and J. D. Cressler, “A 34-110 GHz Wideband, Asymmetric, Broadside-Coupled Marchand Balun in 180 nm SiGe BiCMOS Technology,” in Proc. IEEE MTT-S International Microwave Symposium (IMS), Tampa, FL, USA, June 2014, pp. 1-4.
S. Jung, I. Song, and J. D. Cressler, “Systematic Methodology for Applying Mason’s Signal Flow Graph to Analysis of Feedback Circuits,” in Proc. IEEE International Symposium on Circuits and Systems (ISCAS), June 2014, pp. 2421-2424.
S. Jung, T. D. England, I. Song, B. Wier, J. D. Cressler, and J. A. Babcock, “A Complementary SiGe HBT on SOI Low Dropout Voltage Regulator Utilizing a Nulling Resistor,” in Proc. IEEE International Symposium on Circuits and Systems (ISCAS), June 2014, pp. 2453-2456.
S. Jung, P. Song, I. Song, R. Schmid, J. D. Cressler, and J. A. Babcock, “An Investigation of the Temperature Dependent Linearity of Weakly-Saturated, Electrically-Matched SiGe NPN and PNP HBTs,” in Proc. IEEE 14th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems (SiRF), Jan. 2014, pp. 86-88.
Y. Choi, I. Song, M.-H. Park, H. Chung, S. Chang, B. Cho, J. Kim, Y. Oh, D. Kwon, J. Sunwoo, J. Shin, Y. Rho, C. Lee, M. G. Kang, J. Lee, Y. Kwon, S. Kim, J. Kim, Y.-J. Lee, Q. Wang, S. Cha, S. Ahn, H. Horii, J. Lee, K. Kim, H. Joo, K. Lee, Y.-T. Lee, J. Yoo, G. Jeong, “A 20nm 1.8V 8Gb PRAM with 40MB/s Program Bandwidth,” in Dig. International Solid-State Circuits Conference 2012 (ISSCC), San Francisco, CA, Feb. 19-23, 2012, pp. 46-48.
H. Chung, B. H. Jeong, B. Min, Y. Choi, B.-H. Cho, J. Shin, J. Kim, J. Sunwoo, J.-M. Park, Q. Wang, Y.-J. Lee, S. Cha, D. Kwon, S. Kim, S. Kim, Y. Rho, M.-H. Park, J. Kim, I. Song, S. Jun, J. Lee, K. Kim, K.-W. Lim, W.-R. Chung, C. Choi, H. Cho, I. Shin, W. Jun, S. Hwang, K.-W. Song, K. Lee, S.-W. Chang, W.-Y. Cho, J.-H. Yoo, Y.-H. Jun, “A 58nm 1.8V 1Gb PRAM with 6.4MB/s Program BW,” in Dig. International Solid-State Circuits Conference 2011 (ISSCC), San Francisco, CA, Feb. 20-24, 2011, pp. 500-502.
M. Koo, H. Jung, I. Song, H.-S. Jhon, and H. Shin, “A 2.4 GHz CMOS Ultra Low Power Low Noise Amplifier Design with 65 nm CMOS Technology,” in Proc. International Conference on Solid-State and Integrated-Circuit Technology 2008 (ICSICT), Beijing, China, Oct. 20-23, 2008, pp. 1488-1491.
H. Jung, H.-S. Jhon, I. Song, M. Koo, and H. Shin, “Design Optimization of a 10 GHz Low Noise Amplifier with Gate Drain Capacitance Consideration in 65 nm CMOS Technology,” in Proc. International Conference on Solid-State and Integrated-Circuit Technology 2008 (ICSICT), Beijing, China, Oct. 20-23, 2008, pp. 1480-1483.
S. Lee, H.-S. Jhon, I. Song, and H. Shin, “Analytic Parameter Extraction of On-chip Spiral Inductors Using a Modified Skin Effect Model,” in Proc. International Conference on Solid State Devices and Materials 2008 (SSDM), Tsukuba, Japan, Sep. 23-26, 2008, pp. 478-479.
I. Song, H. Jung, H.-S. Jhon, M. Koo, and H. Shin, “24 GHz Low Noise Amplifier Design in 65 nm CMOS Technology with Inter-stage Matching Optimization,” in Proc. Asia-Pacific Workshop on Fundamentals and Applications of Advanced Semiconductor Devices 2008 (AWAD), Sapporo, Japan, July 09-11, 2008, pp. 301-304.
J. Jeon, I. Song, and H. Shin, “Implementation of Channel Thermal Noise Model in CMOS RFIC Design,” in Proc. Asia-Pacific Workshop on Fundamentals and Applications of Advanced Semiconductor Devices 2008 (AWAD), Sapporo, Japan, July 09-11, 2008, pp. 239-242.
S. Lee, K. Kim, T. H. Oh, I. Song, H. Shin, M. Kim, and J.-S. Rieh, “Suppression of Digital Noise Coupling on LNA in 0.13-μm RFCMOS Technology by Global Guard Rings,” in Proc. 8th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems 2008 (SiRF), Orlando, Florida, USA, Jan. 23-25, 2008, pp. 206-209.
I. Song, M. S. Koo, H. Jung, H.-S. Jhon, and H. Shin, “Analytic Approach to Power-Constrained CMOS Low-Noise Amplifier Design with Figure of Merit Consideration,” in Proc. IEEE International Technical Conference 2007 (TENCON), Taipei, Taiwan, Oct. 30 - Nov. 02, 2007.
I. Song, H. Jung, H. S. Jhon, and H. Shin, “Bias and Device Optimization for 0.13-μm CMOS Low-Noise Amplifier Design,” in Proc. The 22nd International Technical Conference on Circuits/Systems, Computers, and Communications 2007 (ITC-CSCC), Busan, Republic of Korea, July 8-11, 2007, pp. 113-114.
I. Song, M. S. Koo, H. S. Jhon, and H. Shin, “CMOS Low-Noise Amplifier with Noise Suppression Technique from Gate Resistance,” in Proc. 2007 Asia-Pacific Workshop on Fundamentals and Applications of Advanced Semiconductor Devices (AWAD), Gyeongju, Republic of Korea, June 25-27, 2007, pp. 25-28.
H.-S. Jhon, I. Song, Y.-N. Yoon, S. Cho, and H. Shin, “Low Cost CMOS LNA Design Using Thin-Metal Process,” in Proc. 2007 Asia-Pacific Workshop on Fundamentals and Applications of Advanced Semiconductor Devices (AWAD), Gyeongju, Republic of Korea, June 25-27, 2007, pp. 17-20.
J. Jeon, I. Song, I. M. Kang, Y. Yun, B.-G. Park, J. D. Lee, and H. Shin, “A New Noise Parameter Model of Short-Channel MOSFETs,” in Proc. IEEE Radio Frequency Integrated Circuits 2007 (RFIC), Hawaii, USA, June 3-5, 2007, pp. 639-642.

Conference Papers (Korean)

J. Seo, I. Song, and H. Chung, “인공지능 기반 메타렌즈 이미징 시스템 최적화 및 마이크로파 회로 설계,” in Proc. KIEES Fall Conference, Seoul, Republic of Korea, Nov. 23-24, 2023, pp. 8.
J.-M. Lee, J.-R. Jung, and I. Song, “Analog Circuit Design Optimization Using Machine Learning Techniques,” in Proc. Autumn Annual Conference of IEIE, Gwangju-si, Gyeonggi-do, Republic of Korea, Nov. 25-26, 2022, pp. 718-721.
J.-W. Yoon, S.-J. Whang, and I. Song, “Reconfigurable High-Efficiency Rectifier for Low-Power IoT Systems,” in Proc. Autumn Annual Conference of IEIE, Gwangju-si, Gyeonggi-do, Republic of Korea, Nov. 25-26, 2022, pp. 538-541.
H. Kang, H. Jin, Y. Jang, S. Lee, J. Lee, H. Park, W. Jo, K.-H. Kim, J. Kim, I. J. Chang, and I. Song, “A Preliminary Study of the Space Search Coil Magnetometer,” in Proc. Fall Conference of KSSS (The Korean Space Science Society), Jeju, Republic of Korea, Oct. 26-28, 2022, p. 86.
I. Song, “광대역 위상 배열 시스템을 위한 고성능 회로 설계,” in Proc. KIEES Summer Conference, Jeju, Republic of Korea, Aug. 17-20, 2022, p. 37.
Y. Shen, I. Song, and H. Shin, “Design Optimization of 10 GHz Low Noise Amplifier with 0.13-μm CMOS Technology,” in Proc. SOC Conference, Seoul, Republic of Korea, May 10, 2008, pp. 204-207.
I. Song, H.-S. Jhon, H. Jung, M. Koo, Y. Shen, and H. Shin, “Low Power Ultrawideband Low Noise Amplifier Design Using 0.18-μm Mixed-Signal CMOS Process,” in Proc. SOC Conference, Seoul, Republic of Korea, May 10, 2008, pp. 211-214,
H. Jung, J. Lee, H. S. Jhon, I. Song, M. Koo, and H. Shin, “Design Optimization of 2.4 GHz Low Noise Amplifier with 65 nm CMOS Technology,” in Proc. The 15th Korean Conference on Semiconductors (KCS), Pyeongchang, Republic of Korea, Feb. 20-22, 2008, pp. 112-113.
M. Koo, I. Song, J. Jeon, H. Jhon, and H. Shin, “Noise Characteristics of mm-Wave CMOS Low Noise Amplifier with 65 nm CMOS Technology,” in Proc. The 15th Korean Conference on Semiconductors (KCS), Pyeongchang, Republic of Korea, Feb. 20-22, 2008, pp. 108-109.
I. Song, H. Jung, S. Lee, Y. Yoon, and H. Shin, “A 5.8 GHz 720 μW CMOS Low Noise Amplifier Operating in Moderate Inversion Region,” in Proc. The 15th Korean Conference on Semiconductors (KCS), Pyeongchang, Republic of Korea, Feb. 20-22, 2008, pp. 106-107
H.-S. Jhon, I. Song, Y. Yun, M. Koo, H. Jung, and H. Shin, “Low Cost CMOS LNA Design Using On-chip Size Efficient Inductors,” in Proc. IEEK Fall Conference, Seoul, Republic of Korea, Nov. 24, 2007, pp. 401-402.
I. Song, M. S. Koo, H. Jung, S. Lee, S. Yehao, H. S. Jhon, and H. Shin, “Noise Interpolation of MOSFET in moderate Inversion and Its Verification in Low Noise Amplifier,” in Proc. IEEK Fall Conference, Seoul, Republic of Korea, Nov. 24, 2007, pp. 403-404.
T. H. Oh, I. H. Song, Y. Yun, Y. W. Kim, J. D. Lee, B. G. Park, and H. Shin, “A 5.3 GHz CMOS LC Tank Low Noise Amplifier,” in Proc. The 14th Korean Conference on Semiconductors 2007 (KCS), Seoguipo, Republic of Korea, Feb. 8-9, 2007, pp. 167-168.
H.-S. Jhon, Y.-N. Yoon, I. Song, and H. Shin, “Size-Efficient 3 GHz CMOS LNA,” in Proc. SoC Conference, Seoul, Republic of Korea, May 26, 2007.

Patents

Y. Gong, M.-K. Cho, J. D. Cressler, and I. Song, “Switchless Bi-directional Amplifier Using Neutralized Differential Pair,” Apr. 5, 2022, US Patent (US 11,296,659 B2).
N. E. Lourenco, A. S. Cardoso, M.-K. Cho, C. T. Coen, J. D. Cressler, D. R. Denison, W. B. Hunter, and I. Song, “Systems and Methods for General-Purpose, High-Performance Transversal Filter Processing,” Mar. 18, 2020, US Patent (17/440,719), filed.
Y.-D. Choi, M.-H. Park, H.-K. Park, and I. Song, “Sensing Circuits and Phase Change Memory Devices Including the Same,” June 2015, US 9,058,874 B2.
I. H. Song, K. W. Song, and J.-Y. Kim, “Memory Device, Precharge Controlling Method Thereof, and Devices Having the Same,” Oct. 2014, US 8,861,264 B2.
Y.-H. Oh, Y.-D. Choi, and I.-H. Song, “Circuit for Generating Write Signal, Variable Resistance Memory Device, and Method for Programming Variable Resistance Memory,” Sep. 2014, US 8,837, 197 B2.
Y. H. Oh, Y. D. Choi, and I. H. Song, “Resistive Memory Device Capable of Blocking a Current Flowing through a Memory Cell for Fast Quenching,” June 2014, US 8,760,942 B2.