Conference Proceedings

[2021]

• N. T Nguyen, Q. D Vu, K .Lee, and M. Juntti, “Spectral Efficiency Optimization for Hybrid Relay-Reflecting Intelligent Surface,“ IEEE International Conference on Communications Workshops (ICC Workshops), June, 2021.

[2020]

• J.-Y. Son and H.-K. Cha, "A 340nW 11-bit 100-kS/s SAR ADC with even/odd comparator for biomedical implant devices", 27th Korean Conference on Semiconductors (KCS), Feb. 2020

• M.-G. Song, G. Paksi, and H.-K. Cha, "A 12.8-V output fully-integrated high-voltage charge pump IC for implantable devices", 27th Korean Conference on Semiconductors (KCS), Feb. 2020

• E. E. Bahingayi and K .Lee, “Energy-efficient Hybrid Combining Based on Active/Inactive Switches,“ International Conference on Electric-Vehicle, SmartGrid and Information Technology (ICESI), Sep. 2020.

• E. E. Bahingayi and K. Lee, “Low-complexity hybrid precoding and combining scheme based on array response vectors,” IEEE Wireless Communications and Networking Conference (WCNC), Seoul, South Korea, May 2020. (Best Paper Award)

• T. V. Le and K. Lee, “Opportunistic hybrid beamforming based on adaptive perturbation for mmWave multi-User MIMO systems,” IEEE Wireless Communications and Networking Conference (WCNC), Seoul, South Korea, April 2020.

[2019]

• 이용혁, 전광훈, 정재영, "광대역 임피던스 매칭용 비 포스터 회로의 저손실 설계 기법," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• F. Binti Ibrahim, P. A. Dzagbletey and J.-Y. Chung, "Design of Novel Magnetic Snap-On Coaxial Connector for Wearable Antennas," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• L. Binti Mohd Sapari and J.-Y. Chung, "3D Printed Bone Phantom for In-Vitro Testing of an Implantable Antenna," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• 전광훈, 필립 아이쿠, 정재영, "3.5 GHz 대역 Over-The-Air 측정용 이중편파 비 발디 안테나 설계," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• L. Nov and J.-Y. Chung, "Dielectric constant and loss tangent estimation of thin films by an iterative comparison method," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• S. Hout and J.-Y. Chung, "In-Vitro Testing of an Implantable Antenna Using a Multi-Layered Tissue Emulating Head Phantom," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• R. Aprilliyani, P. A. Dzagbletey and J.-Y. Chung, "Effects of Yarn Types and Weaving Process on Conductive Fabric Patch Antenna Performances," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• A. Baresi and J.-Y. Chung, "Miniaturized Roof-Mounted Vehicle Antenna using Quarter-Mode Substrate Integrated Waveguide Technique," 2019 한국전자파학회 하계종합학술대회, 제주, Aug. 2019.

• 이용혁, 김승호, 주태환, 정재영, "수신전력 측정을 통한 비 포스터 정합회로 적용 소형 안테나의 성능 검증," 2019 한국군사과학기술학회 종합학술대회, 제주, Jun. 2019.

• J.-Y. Chung and P. Ayiku, "Broadbeam and Low Cross-Pol Antenna for Millimeter-Wave Cell Exposure Testing," International Symposium on Electromagnetic Theory, San Diego, USA, May. 2019.

• J.-Y. Chung, P. Ayiku, R. Aprilliyani, J. Lee, M. J. Jang, and J. So, "The effect of screen-printed textile properties on a wearable antenna design," Asian Workshop on Antennas and Propagation, Seoul, Apr. 2019.

• 장용훈, 이경빈, 황유석, 윤지수, 정재영, "Deep Neural Network를 이용한 차량탑재 4-port 안테나 설계," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019. (Undergraduate Paper Award)

• 이종협, 이용혁, 손동찬, 이상수, 최성로, 이소영, 정재영, 박용배, "비포스터 회로가 결합된 VHF 대역 CRLH 전송선 기반 안테나," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019.

• R. Aprilliyani, P. A. Dzagbletey, 정재영, "Characterization of Conductive Screen-Printed Textile Fabrics For Wearable Antennas," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019.

• S. Hout, B. Rana, 심재연, 정재영, "Miniaturized Antenna with Broadside Radiation Pattern for Brain Implant Application," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019.B (Best Paper Award)

• A. Baresi and 정재영, "Low-profile Roof-Mounted Antenna with Omnidirectional Radiation Pattern in UHF Band," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019.

• 이용혁, 정재영, "과도 응답을 통한 비 포스터 회로의 안정도 검증 방법," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019.

• L. Nov, 심재연, 정재영, "Thin Film Permittivity Characterization using Grounded Coplanar Waveguide," 한국전자파학회 동계종합학술대회, 정선, Feb. 2019.

• Dang Tai Tan, Sanghyun Kim, and Ji-Hoon Yun, "Enhancement of Motion Feedback Latency for Wireless Virtual Reality in IEEE 802.11 WLANs," IEEE GLOBECOM 2019, Waikoloa, HI, USA, Dec. 2019.

• L. C. Tran and H.-K. Cha, "A power-efficient low-noise neural recording analog front-end IC for implantable medical devices ", in 34th International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC) 2019, Jun. 2019

• J.-Y. Son and H.-K. Cha, "An anodic current pulse modulation active charge balancer for implantable electrical stimulator", in 34th International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC) 2019, Jun. 2019

• J.-Y. Son and H.-K. Cha, "A charge balanced neural stimulator using chopped anodic pulse control", in 34th International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC) 2019, Jun. 2019

• J.-Y. Son and H.-K. Cha, "An implantable electrical stimulator using anodic current modulation active charge balancer", 2019 SoC Conference, May. 2019

[2018]

• H. S. Kim, M.-G. Song, and H.-K. Cha, "A multi-channel low-noise CMOS analog front-end IC for neural recording SoCs", in 15th International SoC Design Conference (ISOCC) 2018 Chip Design Contest (CDC), Nov. 2018

• J.-Y. Shim , B. Rana and J.-Y. Chung, "Broadband Complex Permittivity Measurement of Artificial Tissue Emulating Material in Semi-Solid State," Asian Workshop on Antennas and Propagation, Thailand, Jul. 2018

• Y.-H. Lee, S.-H. Kim, and J.-Y. Chung, "Negative L and C Reconfigurable Non-Foster Circuit by Controlling Bias Voltage," Asian Workshop on Antennas and Propagation, Thailand, Jul. 2018.

• M. G. Song and H.-K. Cha, "A high PSRR capacitorless LDO regulator for implantable medical devices", in 33rd International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC) 2018, Bangkok, Thailand, Jul. 2018

• Hoang Long Vu and Ji-Hoon Yun, "Power Leakage-Aware Multi-Carrier LBT for LTE-LAA in Unlicensed Spectrum," IEEE DySPAN, Seoul, Korea, October 22-24, 2018 (Best Paper Award winner).

• H. S. Kim, M.-G. Song, and H.-K. Cha, "A low-power low-noise CMOS analog front-end IC for neural recording systems", 제 25회 한국반도체학술대회 Chip Design Contest (CDC), Seoul, Korea, Feb. 2018

• Hwanwoong Hwang, Hwachang Song and Ji-Hoon Yun, "Ultra-Low Power Communication for Infrastructure Monitoring During a Disaster," PlatCon-18, Jeju, Korea, Jan. 29-31, 2018.

[2017]

• H. S. Kim and H.-K. Cha, "A micropower biopotential amplifier IC employing cascoded complementary input OTA for bidirectional neural system-on-chips", in 32nd International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC) 2017, Busan, Korea, Jul. 2017

• A. Banuaji and H.-K. Cha, "A highly-integrated low-voltage transimpedance preamplifier for medical ultrasound imaging systems", in 16th International Conference on Electronics, Information, and Communication (ICEIC) 2017, Phuket, Thailand, Jan. 2017

• P. A. Dzagbletey, J. Y. Shim, J. Y. Jeong and J.-Y. Chung, "Dual Polarized Vivaldi Antenna with Quarter-Wave Balun Feeding," Asia-Pacific, International Symposium on Electromagnetic Compatibility, Seoul, Korea, June, 2017.

• F. Uftiani and H.-K. Cha, "A low-power low-noise ultrasonic receiver front-end IC for medical imaging systems", in 14th International SoC Design Conference (ISOCC) 2017, Seoul, Korea, Nov. 2017

• T. N. Vo and H.-K. Cha, "A standard CMOS neural stimulator IC with high voltage compliant output current driver", in 14th International SoC Design Conference (ISOCC) 2017, Seoul, Korea, Nov. 2017

• H. S. Kim and H.-K. Cha, "A low-noise neural amplifier IC using two-stage OTA for biomedical applications", in 14th International SoC Design Conference (ISOCC) 2017 Chip Design Contest (CDC), Seoul, Korea, Nov. 2017

• H. Kim, H. Park, H. S. Kim, and H.-K. Cha, "An ultra low-power highly-integrated analog front-end IC for ECoG recording", 대한전자공학회 추계학술대회, Incheon, Korea, Nov. 2017

• Wisnu Murti, Ji-Hoon Yun, Jae-Han Lim, Byung Jang Jung and Woo-Jin Byun, "Multi-Leveling for Higher Capacity of Wi-Fi Backscatter Communications," ICTC 2017, Jeju, Korea, October 18-20, 2017.

• S. Nandiwardhana and Jae-Young Chung, "Mutual Coupling Effect on MIMO Antenna Parameters and Multiplexing Efficiency," 한국전자파학회 종합학술대회, 서울, 2017.

• G. O. Gyamfi and Jae-Young Chung, "UHF Band Artificial Magnetic Conductor with Negative-L and Positive-C Loading," 한국전자파학회 종합학술대회, 서울, 2017.

• 김승호, 정재영, "표면 전류 밀도를 이용한 Suspended Line 구조의 Envelope Correlation Coefficient 저감 현상 분석," 한국전자파학회 종합학술대회, 서울, 2017.

• 심재연, 정재영, "단말기 적용 10GHz 대역폭 밀리미터파 배열 안테나," 한국전자파학회 종합학술대회, 서울, 2017.

• J.-G. Go and J.-Y. Chung, "Circuit-Electromagnetic Co-Simulation in Designing a Negative Impedance Circuit at VHF Band," 2017 International Symposium on Antennas and Propagation, Phuket, Thailand, Oct. 2017.

• T. M. Nguyen, J.-Y. Chung, J.-H. Kwon, "Emulating SCME Power Delay Profile in Reverberation Chamber," 2017 International Symposium on Antennas and Propagation, Phuket, Thailand, Oct. 2017.

• J.-G. Ko and J.-Y. Chung, "A Compact LNA Integrated Antenna for Global Navigation Satellite Systems," 2017 Radio Frequency Integration Technology, Seoul, Korea, 2017.

• P. A. Dzagbletey, J.-Y. Chung, Y.-S. Lee and H.-D. Choi, "Radiative Biomedical Exposure Testing System at 28GHz mmWave Frequency Band", 한국전자파학회 하계종합학술대회, 제주, 2017.

• 고종규, 정재영, "VHF/UHF대역 소형 안테나 매칭성능 개선을 위한 비 포스터 회로 설계", 한국전자파학회 하계종합학술대회, 제주, 2017.

• 심재연, 정재영, "Tightly Coupled Dipole Array를 이용한 5G 이동통신 단말기용 빔 형성 안테나", 한국전자파학회 하계종합학술대회, 제주, 2017.

• 김승호, T.M. Nguyen, S. Nandiwardhana, 정재영, 권종화, "전자파 잔향실을 이용한 MIMO 안테나의 Correlation, Capacity 및 Multiplexing Efficiency 측정", 한국전자파학회 하계종합학술대회, 제주, 2017.

• J.-Y. Shim and J.-Y. Chung, "Precise Drone Positioning System Using Real Time Kinematic GPS," 2017 Asian Workshop on Antennas and Propagation, Sapporo, Japan, 2017.

• S.-H. Kim and J.-Y. Chung, "Reduction of Envelope Correlation Coefficient in MIMO Antenna Using Suspended Line," 2017 Asian Workshop on Antennas and Propagation, Sapporo, Japan, 2017.

• N. Pham and J.-Y. Chung, "Analytic solution of axial ratio based on perturbation theory," 2017 Asian Workshop on Antennas and Propagation, Sapporo, Japan, 2017.

• P. A. Dzagbletey, J. Y. Shim, J. Y. Jeong and J.-Y. Chung, "Dual Polarized Vivaldi Antenna with Quarter-Wave Balun Feeding," Asia-Pacific, International Symposium on Electromagnetic Compatibility, Seoul, Korea, June, 2017.

[2016]

• H. S. Kim and H.-K. Cha, "A low-power capacitive-feedback CMOS neural recording amplifier for biomedical applications", in 13th International SoC Design Conference (ISOCC) 2016, Jeju, Korea, Oct. 2016

• H. S. Kim and H.-K. Cha, "A low-power, low-noise neural recording amplifier for implantable biomedical devices", in 13th International SoC Design Conference (ISOCC) 2016, Jeju, Korea, Oct. 2016

• J. Jeong, J.-Y. Chung and J.-H. Kwon, "0.65 - 7 GHz Ultra-Wideband Spherical Self-Complementary Antenna," 2016 International Symposium on Antennas and Propagation, Okinawa, Japan, 2016.

• T. M. Nguyen, J.-Y. Chung and J.-H. Kwon, "Optimal Test Set-up for Generating Rayleigh Fading Channel in Reverberation Chamber," 2016 International Symposium on Antennas and Propagation, Okinawa, Japan, 2016.

• N. Pham and J.-Y. Chung, "Closed-form Expression of Axial Ratio for Circularly Polarized Patch Antenna with Perturbation Segments," 2016 URSI Asia-Pacific Radio Science Conference, Seoul, Korea, 2016.

• S. A. Saputro and J.-Y. Chung, "An Improved Method for Estimating Antenna Correlation Coefficient of Lossy MIMO Arrays," 2016 URSI Asia-Pacific Radio Science Conference, Seoul, Korea, 2016.

• N. Pham and J.-Y. Chung, "A dual-band GPS antenna integrated inside a military helmet," 2016 Asian Workshop on Antennas and Propagation, Busan, Korea, 2016.

• 김승호, 김승환, 김태욱, 한상우, 정재영, "차량 통신용 다중대역 MIMO 안테나를 이용한 데이터 전송률 필드 테스트 결과에 대한 분석," 한국전자파학회 종합학술대회, 서울, 2016.

• 심재연, 주진성, 두솔, 이한슬, 정재영, "차등 위성항법 측위보정을 이용한 정밀 드론 위치 추적 시스템," 한국전자파학회 종합학술대회, 서울, 2016.

• 고종규, 정재영, "고유전율 기판을 이용한 LNA 일체형 위성항법 안테나," 한국전자파학회 종합학술대회, 서울, 2016.

• 정진영, 정재영, "Capacitive 및 inductive 로딩을 통한 구형 광대역 자기보상안테나 대역폭 확장 기법," 한국전자파학회 하계종합학술대회, 제주, 2016.

• 김승호, 김승환, 김태욱, 한상우, 정재영, "다중대역 차량 대쉬보드 탑재 MIMO 안테나의 설계, 제작 및 데이터 전송율 측정," 한국전자파학회 하계종합학술대회, 제주, 2016.

• 고종규, 정재영, "GPS 및 GLONASS 대역용 원형편파 능동안테나," 한국전자파학회 하계종합학술대회, 제주, 2016.

• T.M. Nguyen and J.Y. Chung, "Measurements of Rayleigh and Rician fading channels in a reverberation chamber for mobile device testing," 전자파측정기술워크숍, 서울, 2016.

[2015]

• Jae-Han Lim, Katsuhiro Naito, Ji-Hoon Yun, Danijela Cabric and Mario Gerla, "Safety Message Dissemination in NLOS Environments of Intersection using TV White Space," IEEE ICNC’15, Anaheim, California, USA, February 16-19, 2015.

• Jae-Han Lim, Katsuhiro Naito, Ji-Hoon Yun and Mario Gerla, "Revisiting Overlapped Channels: Efficient Broadcast in Multi-channel Wireless Networks," IEEE INFOCOM’15, Hong Kong, China, April 26-May 1, 2015. [acceptance ratio = 19% (316/1640)]

• N. Pham, C. D. Nhoc, and J.-Y. Chung, "A text-meandered RFID tag using conductive threads," 한국전자파학회 하계학술대회, 2015.

• 정진영, 정재영, "전자파 잔향실 보정용 0.5~7GHz 광대역 안테나 설계," 한국전자파학회 하계학술대회, 2015. (Undergraduate Paper Award)

• S. A. Saputro and J.-Y. Chung, "Hilbert curve fractal antenna for dual off- and on-body communication," 한국전자파학회 하계학술대회, 2015.

• T. M. Nguyen and J.-Y. Chung, "Conductivity measurement of conductive textiles," 한국전자파학회 하계학술대회, 2015.

• T. Kwon and M.-S. Lee, "Random Multicell Topology Adjustment for Greening Cellular Networks," in Proc. IEEE ICC 2015, London, UK, Jun. 2015.

• N. Pham and J.-Y. Chung, "A miniaturized circular patch antenna for dual-band GPS application," 2015 Asian Workshop on Antennas and Propagation, Bangkok, Thailand, 2015.

• T. M. Nguyen and J.-Y. Chung, "Parametric study on radiation efficiency of woven textile antennas," 2015 International Workshop on Antenna and Technology, Seoul, Korea, 2015.

• 정진영, 정재영, "자기상보 성질을 활용한 구형 광대역 안테나 설계," 한국전자파학회 종합학술대회, 서울, 2015.

• 김승호, S. A. Saputro, 정재영, "0.7-3 GHz 광대역 차량 대쉬보드 탑재 MIMO 안테나," 한국전자파학회 종합학술대회, 서울, 2015.

[2014]

• P. M. Nguyen and J.-Y. Chung, "Antenna Substrate Property Characterization Based on Antenna’s Resistance and Bandwidth," Korea-Japan Microwave Workshop, Suwon, Korea, 2014. (Invited)

• T. M. Nguyen and J.-Y. Chung, "Radiation characteristics of a wearable antenna with woven fiber structure," 5th IEEE International Conference on Communications and Electronics, Da Nang, Vietnam, 2014.

• J.-Y. Chung, W. Hong, K. Baek, and Y. Lee, "Design of a zeroth order resonator antenna for millimeter-wave chip-to-chip communication," 2014 Global Symposium on Millimeter-wave, Seoul, Korea, 2014. (Invited)

• N. Pham and J.-Y. Chung. "A dual-band wearable textile antenna for military satellite communications," 한국전자파학회 종합학술발표회, 서울, 2014.

• K. Pham and K. Lee, “An interference alignment scheme for symmetric multicell multiuser channels,” IEEE Vehicular Technology Conference, May 2014.

[2013]

• B. Shresta, E. Hossain, K. W. Choi, "An analysis of wireless backhaul for picocell base stations in heterogeneous networks," in Proc. IEEE GLOBECOM 2013, Atlanta, GA, Dec. 2013.

• D. Tribudi and K. W. Choi, "Joint random access channel allocation and load control for machine-to-machine communications in cellular networks", in Proc. IFAC TA 2013, Seoul, Korea, Nov. 2013.

• Hermanto and J. H. Yun, "Optimal Multi-Cell Resource Scheduling in Cloud RAN via GPU Acceleration,"IEEE VTS APWCS'13, Seoul, Korea, Aug. 2013.

• Yuris Mulya Saputra and J. H. Yun, " Where to Aggregate?: A Comparative Study of Aggregation Strategies in Multi-Radio System," IEEE VTS APWCS'13, Seoul, Korea, Aug. 2013.

• E. Zihan and K. W. Choi, "Random access-based device-to-device discovery scheme for proximity-based service in LTE-Advanced system," in Proc. APWCS 2013, Seoul, Korea, Aug. 2013.

• X. Huang, J. H. Cheong, H.-K. Cha, H. Yu, M. Je, and H. Yu, "A high-frequency transimpedance amplifier for CMOS integrated 2D CMUT array towards 3D ultrasound imaging," in International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'13), Jul. 2013

• D. H. Lee, K. W. Choi, W. S. Jeon, and D. G. Jeong, "Resource allocation scheme for device-to-device communication for maximizing spatial reuse," in Proc. IEEE WCNC 2013, Shanghai, China, Apr. 2013.

• J.-Y. Chung, W. Hong, J.-H. Baek, and Y. Lee, “A low profile zeroth order resonator antenna for 80 GHz chip-to-chip communication,” 2013 IEEE AP-S International Symposium and USNC/URSI Meeting, Orlando, USA, 2013.

[2012]

• K. M. Thilina, K. W. Choi, N. Saquib, and E. Hossain, "Pattern classification techniques for cooperative spectrum sensing in cognitive radio networks: SVM and W-KNN approaches," in Proc. IEEE GLOBECOM 2012, Anaheim, CA, Dec. 2012.

• T. Kwon, V. W.S. Wong, R. Schober, ”Secure MISO Cognitive Radio System with Perfect and Imperfect CSI,” in Proc. IEEE Globecom 2012, Anaheim, USA, Dec. 2012.

• K.-W. Cheng, X. Zou, Z. Chen, R.-F. Xue, J. H. Cheong, L. Yao, H.-K. Cha, S.-J. Cheng, P. Li, L. Liu, L. Andia, C. K. Ho, M.-Y. Cheng, Z. Duan, R. Rajkumar, Y. Zheng, W. L. Goh, Y. Guo, G. S. Dawe, W.-T. Park, and M. Je, "100-channel wireless neural recording system with 54-Mb/S data link and 40%-efficiency power link," in IEEE Asian Solid-State Circuits Conference (ASSCC) 2012, Nov. 2012

• J. H. Cheong, C. K. Ho, S. S. Y. Ng, R.-F. Xue, H.-K. Cha, P. B. Khannur, X. Liu, A. A. Lee, F. N. Endru, W.-T. Park,L. S. Lim, C. He, and M. Je, "A wirelessly powered and interrogated blood flow monitoring microsystem fully integrated with a prosthetic vascular graft for early failure detection," in IEEE Asian Solid-State Circuits Conference (ASSCC) 2012, Nov. 2012

• X. Huang, H.-K. Cha, D. Zhao, B. Guo, H. Yu, and M. Je, “Transimpedance Amplifier for Integrated 3D Ultrasound Biomicroscope Applications,”International Conference on Medical and Biological Engineering (ICMBE), Sep. 2012.

• K. W. Choi, D. H. Lee, W. S. Jeon, and D. G. Jeong, "Group-based control scheme for machine type device-to-device communication," in Proc. APWCS 2012, Kyoto, Japan, Aug. 2012.

• J. H. Yun and K. G. Shin, "ARCHoN: Adaptive range control of hotzone cells in heterogeneous cellular networks," in Proc. SECON 2012, Seoul, Korea, June. 2012.

[2011]

• P. Phunchongharn, E. Hossain, K. W. Choi, and S. Camorlinga, "Robust transmission scheduling and power control for spectrum sharing in spatial reuse TDMA wireless networks," in Proc. IEEE GLOBECOM 2011, Houston, TX, Dec. 2011.

• B. Shresta, E. Hossain, K. W. Choi, and S. Camorlinga, "A Markov decision process (MDP)-based congestion-aware medium access strategy for IEEE 802.15.4," in Proc. IEEE GLOBECOM 2011, Houston, TX, Dec. 2011.

• D. Zhao, M. T. Tan, H.-K. Cha, J. Qu, M. Yan, H. Yu, A. Basu, and M. Je, “High-voltage pulser for ultrasound medical imaging applications,” in IEEE Int. Symp. Integrated Circuits (ISIC) 2011, Dec. 2011

• R.-F. Xue, H.-K. Cha, J.H. Cheong, P. B. Khannur, M. Je, and Y. Zheng,“Wireless powering and bidirectional telemetry front-end for implantable biomedical devices,” in IEEE Int. Symp. Integrated Circuits (ISIC) 2011, Dec. 2011

• R.-F. Xue, J.H. Cheong, H.-K. Cha, X. Liu, P. Li, H.J. Lim, L.S. Lim, M.-Y. Cheng, C. He, M. Hamidullah, W.-T. Park, and M. Je, “Ultra-low-power wireless implantable blood flow sensing microsystem for vascular graft applications,” in IEEE Int. Symp. Integrated Circuits (ISIC) 2011, Dec. 2011

• R.-F. Xue, P.B.Khannur, H.-K. Cha, Y. Zheng, and M. Je, “High-efficiency transcutaneous wireless energy transfer for biomedical applications,” in Defense Science Research Conf. and Expo (DSR) 2011, Aug. 2011

• W. Yu, T. Kwon, and C. Shin, “Multicell Coordination via Joint Scheduling, Beamforming and Power Spectrum Adaptation”, in Proc. IEEE INFOCOM 2011, Shanghai, China, Apr. 2011.

• J.-Y. Chung, T. Yang, J. Lee, and J. H. Jeong, “Low correlation MIMO antenna for LTE 700MHz band,” 2011 IEEE AP-S International Symposium and USNC/URSI Meeting, Spokane, USA, 2011.

[2010]

• R.-F. Xue, P.B.Khannur., K. Kang, H.-K. Cha, Y. Zheng, and M. Je, “Efficient wireless powering link for biomedical implant application,” in Asia-Pacific Signal and Information Processing Association (APSIPA) Annual Summit and Conference 2010, Nov. 2010

• H.-K. Cha, M.K. Raja, X. Yuan, and M. Je, “A CMOS MedRadio receiver RF front-end with complementary current-reuse LNA for biomedical applications,” in IEEE Asian Solid-State Circuits Conference (ASSCC) 2010, Nov. 2010

• J. H. Yun and K. G. Shin, "CTRL: A self-organizing femtocell management architecture for co-channel deployment," in Proc. MobiCom 2010, Chicago, IL, USA, Sept. 2010.

• J.-Y. Chung, K. Sertel, and J. L. Volakis, “Broadband permeability characterization of thin and small magnetic composites with patterned anisotropy,” 2010 IEEE AP-S International Symposium and USNC/URSI Meeting, Toronto, Canada, 2010.

[2009]

• K. Lee and L. Hanzo, “Iterative detection and decoding for hard-decision forwarding aided cooperative spatial multiplexing,” in Proc. ICC 2009, Dresden, Germany, June 2009. (Best Paper Award)

• J.-Y. Chung, K. Sertel, and J. L. Volakis, “Broadband characterization of engineered composites,” USNC-URSI NRSM, Boulder, USA, 2009.

[2008]

• K. Lee and L. Hanzo, “Multiple antenna assisted hard versus soft decoding-and- forwarding for network coding aided relaying systems,” IEEE Global Communications Conference, New Orleans, LA, Nov 2008.

• Ji-Hoon Yun, Myoungwon Lee, Suhan Choi and Hwajin Cha, "Comparison of Handover Schemes for 3GPP Long Term Evolution and 3GPP2 Ultra Mobile Broadband," IEEE 19th International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Cannes, France, Sep. 15-18, 2008 [Link].

• S.-H..Won, K. Lee, and L. Hanzo, “Serial search based code acquisition in the cooperative MIMO aided DS-CDMA downlink,” IEEE International Conference on Communications, Beijing, China., May 2008.

• Jae-Han Lim, Ji-Hoon Yun and Seung-Woo Seo, "Throughput Model of IEEE 802.11e EDCF with Consideration of Delay Bound Constraint," IEEE International Conference on Communications 2008 (ICC '08), Beijing, China, May. 19-23, 2008, Pages 235-240.

• J.–Y. Chung, K. Sertel, and J. L. Volakis, “A Non-invasive metamaterial characterization system using synthetic Gaussian aperture,” XXIXth URSI General Assembly, Chicago, USA, 2008. (Student Paper Competition Finalist)

• J.–Y. Chung, K. Sertel, and J. L. Volakis, “Synthetic aperture Gaussian beam measurement system for wideband characterization of RF materials and metamaterials,” 2008 IEEE AP-S International Symposium and USNC/URSI Meeting, San Diego, USA, 2008.

[2007]

• K. W. Choi, D. G. Jeong, and W. S. Jeon, "Opportunistic cooperative communication," in Proc. IEEE VTS APWCS 2007, Hsinchu, Taiwan, Aug. 2007.

• H. Yang, K. Lee, and J. Chun, “Zero-forcing based 2-phase relaying,” IEEE International Conference on Communications, Glasgow, U.K., June 2007.

• J.–Y. Chung and C.-C. Chen, “Ultra-wide bandwidth two-layer dielectric rod antenna,” 2007 IEEE AP-S International Symposium and USNC/URSI Meeting, Honolulu, USA, 2007. (Student Paper Competition Finalist)

[2006]

• K. Lee, J. Chun, and L. Hanzo, “Interference cancellation assisted lattice-reduction aided detection for MIMO systems,” The 9th International Symposium on Spread Spectrum Techniques and Applications, Manaus, Brazil, Aug. 2006.

• J. H. Yun, J. S. Lee, S. W. Seo, and S. J. Lee, "Tester4MOST: A new user-friendly testing tool for MOST," SAE World Congress 2006, Detroit, U.S., April, 2006.

• J. H. Yun and S. W. Seo, "Collision detection based on transmission time information in IEEE 802.11 wireless LAN," IEEE PerCom International Workshop on Pervasive Wireless Networking (PWN) 2006, Pisa, Italy, Mar. 13-17, 2006.

• J. H. Yun and S. W. Seo, "Collision detection based on RF energy duration in IEEE 802.11 wireless LAN," Communication System Software and Middleware (ComsWare) International Workshop on Wireless Personal and Local Area Networks (WILLOPAN) 2006, New Delhi, India, Jan. 8-12, 2006 (Invited paper).

• J.–Y. Chung and C.-C. Chen, “A dual-linear polarization UWB dielectric rod probe design,” 2006 Antenna Measurement Technique Association Symposium, Austin, USA, 2006. (Session’s Best Paper).

• J.–Y. Chung and C.-C. Chen, “Broadbeam dual polarization UWB rod antenna design,” 2006 IEEE AP-S International Symposium and USNC/URSI Meeting, Albuquerque, USA, 2006.

[2005]

• K. W. Choi, D. G. Jeong, and W. S. Jeon, "Generalized packet scheduler for wireless and mobile multimedia communications systems," in Proc. IEEE VTC 2005-Fall, Dallas, TX, Sept. 2005, pp. 1584 - 1588.

• K. W. Choi, W. S. Jeon, and D. G. Jeong, "Packet scheduler for mobile communications systems with time-varying capacity region," in Proc. IEEE VTC 2005-Spring, Stockholm, Sweden, May 2005, pp. 1925 - 1929.

[2004]

• K. Lee and J. Chun “Carrier frequency recovery in MIMO and OFDM Systems using orthogonal training sequences, ” IEEE Vehicular Technology Conference, LA, CA, Oct. 2004.

• K. Lee and J. Chun, “On the beamforming weight of the MIMO/SDMA system under channel uncertainty,” IEEE Vehicular Technology Conference, Milan, Italy, May 2004.

• J. H. Yun and S. W. Seo, "New Explicit Loss Notification for TCP in Wireless Networks," IEEE Vehicular Technology Conference, VTC 2004-Spring, May 2004, Pages 2271-2275.

[2003]

• J. H. Son, J. H. Yun, and S. W. Seo, "Performance Evaluation of a Telematic System using the ns," APCC'03, Asia-Pacific Conference on Communications, Sep. 2003.

• K. W. Choi, W. S. Jeon, and D. G. Jeong, "TCP performance analysis in wireless transmission using AMC," in Proc. IEEE VTC 2003-Spring, Jeju, Korea, Apr. 2003, pp. 611 - 615.

[2002]

• K. Lee and J. Chun, “On the interference nulling operation of the V-BLAST under channel estimation errors,” IEEE Vehicular Technology Conference, Vancouver, British Columbia, Canada, Sept. 2002.

• M. Suk, S. Cho, K. Lee, and J. Chun, “A new calibration algorithm for cellular CDMA antenna arrays,” IEEE Vehicular Technology Conference, Vancouver, British Columbia, Canada, Sept. 2002.

• J. H. Yun and S. W. Seo, "Multi-Tier Traffic Mapping Algorithms in Optical Internet," COIN-PS Joint Conference, July 2002.

• K. Lee and J. Chun, “A new nulling method in the V-BLAST under uncertain channel information,” IEEE Sensors Conference, Orlando, FL, June 2002.

[2001]

• D. G. Kong, K. Lee, J. Chun, P. Choi, J. C. Yun , S. J. Lee, and J. H. Lee, “Performance of coherent adaptation algorithms for the WCDMA smart antenna system in Rayleigh flat-fading channel,” SPIE Annual Meeting, San Diego, CA, July 2001.

• J. H. Yun, J. H. Son, and S. W. Seo, "Improvement of TCP Performance by Compensating the Congestion Window Size over Wireless Links," JCCI, April 2001.

[2000]

• J. H. Yun and S. W. Seo, "Performance Enhancement of TCP by Compensating the Congestion Window Size over Wireless Internet," APCC, Nov. 2000.

• J. H. Yun and S. W. Seo, "Design and Management of Home Automation using PDA," IEEK Fall Conference, Oct. 2000.