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[J-17-01] Donkyu Baek, Naehyuck Chang and Donghwa Shin, “Compressed On-Chip Framebuffer Cache for Low-Power Display Systems,” in IEEE Transactions on Very Large Scale Integrated Systems (TVLSI), Vol. 25, Issue 4, pp. 1215-1223, 2017. [PDF]

[J-16-06] Yang Xiao, Siddharth Advani, Donghwa Shin, Naehyuck Chang, Jack Sampson, Vijaykrishnan Narayanan, “A Saliency-Driven LCD Power Management System,” IEEE Transactions on Very Large Scale Integrated Systems, Vol. 24, Issue 8, pp. 2689-2702, 2016. [PDF]

[J-16-05] Di Zhu, Siyu Yue, Naehyuck Chang, Massoud Pedram, “Toward a Profitable Grid-Connected Hybrid Electrical Energy Storage System for Residential Use,” IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, Vol. 35, Issue 7, pp. 1151-1164, 2016. [PDF]

[J-16-04] Qing Xie, Donghwa Shin, Naehyuck Chang, Massoud Pedram, “Joint Charge and Thermal Management for Batteries in Portable Systems With Hybrid Power Sources,” IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems. Vol. 35, Issue 4, pp. 611-622, 2016. [PDF]

[J-16-03] Yiqun Wang, Yongpan Liu, Cong Wang, Zewei Li, Xiao Sheng, Hyung Gyu Lee, Naehyuck Chang, Huazhong Yang, “Storage-less and Converter-less photovoltaic Energy Harvesting with maximum power point tracking for internet of things,” IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, Vol. 35, Issue 2, pp. 173-186, 2016. [PDF]

[J-16-02] Xue Lin, Yanzhi Wang, Naehyuck Chang and Massoud Pedram, "Concurrent Task Scheduling and Dynamic Voltage and Frequency Scaling in a Real-Time Embedded System with Energy Harvesting," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), 2016. [PDF]

[J-16-01] Dongwha Shin, Kyungsoo Lee, and Naehyuck Chang, "Fuel economy analysis of fuel cell and supercapacitor hybrid systems," in International Journal of Hydrogen Energy (JHE), Vol. 41, No. 3, pp. 1381–1390, 2016. [PDF] 

[J-15-02] Ye-Jyun Lin, Chia-Lin Yang, Jiao-We Huang, Tay-Jyi Lin, Chih-Wen Hsueh, Naehyuck Chang, “System-level performance and power optimization for MPSoC: a memory access-aware approach,” ACM Transactions on Embedded Computing Systems (TECS), Vol. 14, Issue 1, 2015. [PDF]

[J-15-01] Donghwa Shin, Massimo Poncino, Enrico Macii, and Naehyuck Chang, ”A Statistical Model-based Cell-to-Cell Variability Management of Li-ion Battery Pack, in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 34, No. 2, pp. 252-265, 2015. [PDF

[J-14-06] Qing Xie, Younghyun Kim, Yanzhi Wang, Jaemin Kim, Naehyuck Chang, and Massoud Pedram, "Principles and Efficient Implementation of Charge Replacement in Hybrid Electrical Energy Storage Systems," in IEEE Transactions on Power Electronics, Vol. 29, No. 11, pp. 6110-6123, 2014. [PDF]

[J-14-05] Xue Lin, Yanzhi Wang, Massoud Pedram, Jaemin Kim and Naehyuck Chang, "Designing Fault-Tolerant Photovoltaic Systems," in IEEE Design & Test, Vol. 31, No. 3, pp. 76-84, 2014.  [PDF

[J-14-04] Younghyun Kim, Bumkyu Koh, Qing Xie, Yanzhi Wang, Naehyuck Chang and Massoud Pedram, "A scalable and flexible hybrid energy storage system design and implementation," in Journal of Power Sources, Vol. 255, pp. 410–422, 2014. [PDF

[J-14-03] Woojoo Lee, Yanzhi Wang, Donghwa Shin, Naehyuck Chang and Massoud Pedram, "Optimizing the Power Delivery Network in a Smartphone Platform," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 33, No. 1, pp. 36-49, 2014. [PDF]

[J-14-02] Yanzhi Wang, Xue Lin, Younghyun Kim, Naehyuck Chang and Massoud Pedram, "Architecture and Control Algorithms for Combating Partial Shading in Photovoltaic Systems," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 33, No. 6, pp. 917-930, 2014. [PDF

[J-14-01] Yanzhi Wang, Xue Lin, Younghyun Kim, Qing Xie, Massoud Pedram and Naehyuck Chang, "Single-Source, Single-Destination Charge Migration in Hybrid Electrical Energy Storage Systems," in IEEE Transactions on Very Large Scale Integration Systems (TVLSI), Vol. 22, No. 12, pp. 2752-2765, 2014. [PDF

[J-13-07] Younghyun Kim, Yanzhi Wang, Naehyuck Chang and Massoud Pedram, "Computer-Aided Design and Optimization of Hybrid Energy Storage Systems," in Foundations and Trends in Electronic Design Automation, Vol. 7, No. 4, pp. 247-338, 2013.  [PDF]

[J-13-06] Donghwa Shin, Younghyun Kim, Naehyuck Chang and Massoud Pedram, "Dynamic Driver Supply Voltage Scaling for Organic Light Emitting Diode Displays," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 32, No. 7, pp. 1017–1030, 2013. [PDF]

[J-13-05] Qing Xie, Yanzhi Wang, Younghyun Kim, Massoud Pedram and Naehyuck Chang, "Charge Allocation in Hybrid Electrical Energy Storage Systems," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 32, No. 7, pp. 1003-1016, 2013. [PDF]

[J-13-04] Sangyoung Park, Jaehyun Park, Donghwa Shin, Yanzhi Wang, Qing Xie, Naehyuck Chang and Massoud Pedram, "Accurate Modeling of the Delay and Energy Overhead of Dynamic Voltage and Frequency Scaling in Modern Microprocessors," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 32, No. 5, pp. 695-708, 2013. [PDF]

[J-13-03] Hyung Beom Jang, Jinhang Choi, Ikroh Yoon, Sung-Soo Lim, Seungwon Shin, Naehyuck Chang and Sung Woo Chung, "Exploiting Application/System-Dependent Ambient Temperature for Accurate Microarchitectural Simulation," in IEEE Transactions on Computers (TC), Vol. 62, No. 4, pp. 705-715, 2013. [PDF]

[J-13-02] Sangyoung Park, Younghyun Kim, Jaehyun Park and Naehyuck Chang, "Power Converter-Aware Design of Electronics Systems," in IPSJ Transactions on System LSI Design Methodology, Vol. 6, pp. 2-16, 2013. [PDF]

[J-13-01] Younghyun Kim, Woojoo Lee, Massoud Pedram and Naehyuck Chang, "Dual-Mode Power Regulator for Photovoltaic Module Emulation," in Elsevier Applied Energy (APEN), Vol. 101, pp. 730-739, 2013. [PDF]

[J-12-02] Donghwa Shin, Jaehyun Park, Younghyun Kim, Jaeam Seo and Naehyuck Chang, "Control-Theoretic Cyber-Physical System Modeling and Synthesis: A Case Study of an Active DMFC," in ACM Transactions in Embedded Computing Systems (TECS), Vol. 11, No. 4, pp. 76:1-76:24, 2012. [PDF]

[J-12-01] Donghwa Shin, Younghyun Kim, Yanzhi Wang, Naehyuck Chang and Massoud Pedram, "Constant-Current Regulator-Based Battery-Supercapacitor Hybrid Architecture for High-Rate Pulsed Load Applications," in Journal of Power Sources (JPS), Vol. 205, pp. 516-524, 2012.  [PDF]

[J-11-02] Younghyun Kim, Sangyoung Park, Youngjin Cho and Naehyuck Chang, "System-Level Online Power Estimation using an On-Chip Bus Performance Monitoring Unit," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 30, No. 11, pp. 1585-1598, 2011. [PDF]

[J-11-01] Sangyoung Park, Soohee Han and Naehyuck Chang, "Control-Theoretic Dynamic Thermal Management of Automotive Electronics Control Units," in IEEE Journal on Emerging and Selected Topics in Circuits and Systems (JETCAS), Vol. 1, No. 2, pp. 102-108, 2011. [PDF]

[J-10-04] Donghwa Shin, Sung Woo Chung, Eui-Young Chung and Naehyuck Chang, "Energy-Optimal Dynamic Thermal Management: Computation and Cooling Power Co-Optimization," in IEEE Transactions on Industrial Informatics (TII), Vol. 6, No. 3, pp. 340-351, 2010. [PDF]

[J-10-03] Younghyun Kim, Donghwa Shin, Jueun Seo, Naehyuck Chang, Hyejung Cho, Youngjae Kim and Seongkee Yoon, "System Integration of a Portable Direct Methanol Fuel Cell and a Battery Hybrid," in International Journal of Hydrogen Energy (JHE), Vol. 35, No. 11, pp. 5621-5637, 2010. [PDF]

[J-10-02] Kyungil Seo, Jangyeol Yoon, Jihun Kim, Taeyoung Chung, Kyongsu Yi and Naehyuck Chang, "Coordinated Implementation and Processing of a Unified Chassis Control Algorithm with Multi-CPU," in Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, Vol. 224, No. 5, pp. 565-586, 2010. [PDF]

[J-10-01] Kyungil Seo, Taeyoung Chung, Hyundong Heo, Kyongsu Yi and Naehyuck Chang, "An Investigation into Multi-Core Architectures to Improve a Processing Performance of the Unified Chassis Control Algorithms," in SAE International Journal of Passenger Cars - Electronic and Electrical Systems, Vol. 3, No. 1, pp. 53-62, 2010. 

[J-09-01] Jianli Zhuo, Chaitali Chakrabarti, Kyungsoo Lee, Naehyuck Chang and Sarma Vrudhula, "Maximizing the Lifetime of Embedded Systems Powered by Fuel Cell-Battery Hybrids," in IEEE Transactions on VLSI Special Section on Low-Power Electronics and Design (TVLSI), Vol. 17, Issue 1, pp. 22-32, 2009. [PDF]

[J-08-03] Yongsoo Joo, Yongseok Choi, Jaehyun Park, Chanik park, Sung Woo Chung, Eui-Young Chung and Naehyuck Chang, "Energy and Performance Optimization of Demand Paging with OneNAND Flash," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 27, No. 11, pp. 1969-1982, 2008. [PDF]

[J-08-02] Yongsoo Joo, Youngjin Cho, Donghwa Shin, Jaehyun Park and Naehyuck Chang, "An energy characterization platform for memory devices and energy-aware data compression for multilevel-cell flash memory," in ACM Transactions on Design Automation of Electronic Systems (TODAES), Vol. 13, No. 3, pp. 1-29, 2008.  [PDF]

[J-08-01] Kyungsoo Lee, Naehyuck Chang, Jianli Zhuo, Chaitali Chakrabarti, Sudheendra Kadri and Sarma Vrudhula, "A Fuel-Cell-Battery Hybrid for Portable Embedded Systems," in ACM Transactions on Design Automation of Electronic Systems (TODAES), Vol. 13, No. 1, New York, USA, 2008. [PDF]

[J-07-03] Hyunggyu Lee, Naehyuck Chang, Umit Y. Ogras and Radu Marclescu, "On-chip Communication Architecture Exploration: A Quantitative Evaluation of Point-to-Point, Bus and Network-on-Chip Approaches," in ACM Transactions on Design Automation of Electronic Systems (TODAES), Vol. 12, No. 3, Article 23, 2007.  [PDF]

[J-07-02] Yongseok Choi, Naehyuck Chang and Taewhan Kim, "DC-DC Converter-Aware Power Management for Low-Power Embedded Systems," inIEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 26, No. 8, pp. 1367-1381, 2007.  [PDF]

[J-07-01] Youngjin Cho and Naehyuck Chang, "Energy-Aware Clock Frequency Assignment in Microprocessors and Memory Devices for Dynamic Voltage Scaling," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol. 26, No. 6, pp. 1030-1040, 2007. [PDF]

[J-05-02] Hyunggyu Lee and Naehyuck Chang, "Low-Energy Heterogeneous Non-volatile Memory Systems for Mobile Systems," in Journal of Low Power Electronics (JOLPE), Vol. 1, No. 1, pp. 52-62, 2005. [PDF]

[J-05-01] Hyunggyu Lee, Kyungsoo Lee, Yongseok Choi and Naehyuck Chang, "Cycle-Accurate Energy Measurement and Characterization of FPGAs," in Analog Integrated Circuits and Signal Processing (AIC SP), Vol. 42, No. 3, pp. 239-251, 2005. [PDF]

[J-04-03] Ikhwan Lee, Yongseok Choi, Youngjin Cho, Yongsoo Joo, Hyeonmin Lim, Hyunggyu Lee, Hojun Shim and Naehyuck Chang, "Web-based energy exploration tool for embedded systems," in IEEE Design & Test of Computers (DATC), Vol. 21, No. 6, pp. 572-586, 2004. [PDF]

[J-04-02] Hojun Shim, Naehyuck Chang and Massoud Pedram, "A Backlight Power Management Framework for Battery-Operated Multimedia Systems," inIEEE Design & Test of Computers (DATC), Vol. 21, No. 5, pp. 388-396, 2004. [PDF]

[J-04-01] Naehyuck Chang, Inseok Choi and Hojun Shim, "DLS: Dynamic Backlight Luminance Scaling of Liquid Crystal Display," in IEEE Transactions on Very Large Scale Integration Systems (TVLSI), Vol. 12, No. 8, pp. 837-846, 2004. [PDF]

[J-03-03] Taewoong Kim, Namyun Kim, Heonshik Shin and Naehyuck Chang, "Burst Mode Bandwidth Allocation for Real-Time Messages in IEEE 802.12 Networks," in Real-time Systems (RTSS), Vol. 25, No. 2-3, pp. 207-229, 2003. [PDF]

[J-03-02] Seungkweon Jeong, Naehyuck Chang and Wook Hyun Kwon, "Response Time Driven Scheduling for Programmable Logic Controllers with Network-Based I/O Systems," in Real-time Systems (RTSS), Vol. 25, No. 1, pp. 67-91, 2003.  [PDF]

[J-03-01] Hojun Shim, Yongsoo Joo, Yongseok Choi, Hyunggyu Lee and Naehyuck Chang, "Low-Energy Off-Chip SDRAM Memory Systems for Embedded Applications," in ACM Transactions in Embeded Computing Systems (TECS), Vol. 2, No. 1, pp. 98-130, 2003. [PDF]

[J-02-03] Minyoung Sung, Soyoung Kim, Sangsoo Park, Naehyuck Chang and Heonshik Shin, "Comparative performance evaluation of Java threads for embedded applications: Linux Thread vs. Green Thread," in Information Processing Letters (IPL), Vol. 84, No. 4, pp. 221-225, 2002. [PDF]

[J-02-02] DongKun Shin, Hojun Shim, Yongsoo Joo, Han-Same Yun, Jihong Kim and Naehyuck Chang, "Energy monitoring tool for low-power embedded programs," in IEEE Design and Test of Computers (DATC), pp. 7-17, 2002. [PDF]

[J-02-01] Naehyuck Chang, Kwanho Kim and Hyunggyu Lee, "Cycle-Accurate Energy Measurement and Characterization with a Case Study of the ARM7TDMI," in IEEE Transactions on Very Large Scale Integration Systems (TVLSI), Vol. 10, pp. 146-154, 2002. [PDF]

[J-01-02] Taehyoun Kim, Naehyuck Chang and Heonshik Shin, "Joint Scheduling of Garbage Collector and Hard Real-Time Tasks for Embedded Applications," inJournal of Systems and Software (JSS), Vol. 58(3), pp. 245-258, 2001. [PDF]

[J-01-01] Minyoung Sung, Naehyuck Chang, Jinsung Cho and Heonshik Shin, "Performance Analysis of BusNet Protocol for Backplane Bus-Based Interprocessor Communication," in Computer Communications (CC), Vol. 24(15-16), pp. 1580-1590, 2001.   [PDF]

[J-00-01] Naehyuck Chang and Kwanho Kim, "Real-time per-cycle energy consumption measurement of digital systems," in IEEE Electronics Letters, Vol. 36, No. 13, pp. 1169-1171, 2000. [PDF]

[J-99-01] Taehyoun Kim, Naehyuck Chang, Namyun Kim and Heonshik Shin, "Scheduling Garbage Collector for Embedded Real-Time Systems," in ACM Transations on SIGPLAN Notices, pp. 55-65, 1999. [PDF]

[J-98-02] Kyeonghoon Koo, Gab Seon Rho, Wook Hyun Kwon, Jae-Hyun Park and Naehyuck Chang, "Architectural design of a RISC processor for programmable logic controllers," in Journal of Systems Architecture (JSA), Vol. 44, pp. 311-325, 1998. [PDF]

[J-98-01] Naehyuck Chang, Wook Hyun Kwon and Jaehyun Park, "Hardware implementation of real-time Petri-net-based controllers," in IFAC Control Engineering Practice (CEP), Vol. 6/7, pp. 889-895, 1998. [PDF]

[J-95-02] Gab Seon Rho, Kyeonghoon Koo, Naehyuck Chang, Jaehyun Park, Y.K.Kim and Wook Hyun Kwon, "Implementation of a RISC microprocessor for programmable logic controllers," in Microprocessors and Microsystems (MICPRO),Vol. 19, pp. 599-608, 1995. [PDF]

[J-95-01] Naehyuck Chang, Jaehyun Park and Wook Hyun Kwon, "Petri nets based super scalar computing in programmable controllers," in IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (IEICE ECCS), Vol. E78-A, pp. 1511-1518, 1995. [PDF]

[J-93-01] Jaehyun Park, Naehyuck Chang and Wook Hyun Kwon, "Implementation of parallel algorithm for event driven programmable controllers," in IFAC Control Engineering Practice (CEP), Vol. 1, pp. 663-670, 1993. [PDF]