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Overview
Kihwan Choi received B.S in Dept. of Electronics at Hanyang University in Seoul, Korea and M.S. in the same Dept. at POSTECH(Pohang University of Science and Technology in Pohang, Korea) in 1992 and 1994, respectively. After working from 1994 to 2000 as a research engineer on Flash Memory Design and Development at Samsung Electronics Ltd. in Korea, he moved to USA to study toward PhD degree in University of Southern California, Department of Electrical Engineering - Systems. He is working in the Low Power Design research group under supervision of Prof.. Massoud Pedram. His area of research has been low power logic and circuit implementation .
Education
Publications
Journals
K. Choi, W-C. Cheng, and M. Pedram, "Frame-based dynamic voltage and frequency scaling for an MPEG player," Journal of Low Power Electronics (JOLPE), American Scientific Publishers, Apr. 2005
K. Choi, K. Kim, and M. Pedram, "Energy-aware MPEG-4 FGS streaming," Journal of Low Power Electronics (JOLPE), American Scientific Publisher, Apr. 2005
K. Choi, R. Soma, and M. Pedram, "Fine-grained dynamic voltage and frequency scaling for precise energy and performance trade-off based on the ratio of off-chip access to on-chip computation times," IEEE Transactions on Computer Aided Design, vol. 24, no. 1, Jan. 2005, pp. 18-28
Conferences
K. Choi, W. Lee, R. Soma, and M. Pedram, "Dynamic Voltage and Frequency Scaling Under a Precise Energy Model Considering Variable and Fixed Components of the System Power Dissipation," Proc. of International Conference on Computer Aided Design (ICCAD), Nov. 2004
K. Choi, R. Soma, and M. Pedram, "Dynamic Voltage and Frequency Scaling based on Workload Decomposition," Proc. of International Symposium on Low Power Electronics and Design (ISLPED), Aug. 2004
K. Choi, R. Soma, and M. Pedram, "Off-chip Latency-Driven Dynamic Voltage and Frequency Scaling for an MPEG Decoding," Proc. of Design Automation Conference (DAC), Jun. 2004
A. Iranli, K. Choi, and M. Pedram, "A Game Theoretic Approach to Low Energy Wireless Video Streaming," Proc. of Design Automation and Test in Europe (DATE), Feb. 2004
K. Choi, R. Soma, and M. Pedram, "Fine-Grained Dynamic Voltage and Frequency Scaling for Precise Energy and Performance Trade-off based on the Ration of Off-chip Access to On-chip Computation Time," Proc. of Design Automation and Test in Europe (DATE), Feb. 2004
A. Iranli, K. Choi, and M. Pedram,"Energy-Aware Wireless Video Streaming," Proc. of Workshop on Embedded Systems for Real-Time Multimedia (ESTIMEDIA), Oct. 2003
K. Choi, K. Kim, and M. Pedram, "Energy-Aware MPEG-4 Streaming," Proc. of 40th Design Automation Conference (DAC), Jun. 2003, pp. 912-915
K. Choi, K. Dantu, W-C. Cheng, and M. Pedram, "Frame-based Dynamic Voltage and Frequency Scaling for an MPEG Decoder," Proc. of International Conference on Computer Aided Design (ICCAD), Nov. 2002, pp. 732-737
K. Choi et.al., "Floating-well Charge Pump Circuits For Sub-2.0V Single Power Supply Flash Memories," Symposium on VLSI Circuits, 1997. Digest of Technical Papers. ,pp 61-62, 1997
K. Choi et.al., "Effects of sulfide passivation on the performance of GaAs MISFETs with photo-CVD grown P3N5 gate insulators", Jpn. J. Appl.Phys., vol.34,Part1,no.2B, pp 1176-1180, 1995
K. Choi et.al., "Sulfide treated GaAs MISFETs with gate insulator of photo-CVD grown P3N5 film", IEEE Trans. Electron Device Lett. (EDL), vol. 15 no. 7, pp 251-253, IEEE, 1994
K. Choi et.al., "Effects of sulfide passivation on the performance of GaAs MISFETs with photo-CVD grown P3N5 gate insulators," International Conference on Solid State Device Materials (SSDM), pp. 619-621, Yokohama, Japan, 1994
Patents
6,483,759 Methods for testing a group of semiconductor devices simultaneously, and device amenable to such methods of testing
6,483,747 Method for protecting an over-erasure of redundant memory cells
6,442,071 Nonvolatile semiconductor memory device with improved erase algorithm
6,407,944 Method for protecting an over-erasure of redundant memory cells during test for high-density nonvolatile memory semiconductor devices
6,314,027 Flash memory device capable of preventing an over-erasure of flash memory cells and erase method thereof
6,249,461 Flash memory device with a status read operation
6,233,198 High density flash memory device with improved row decoding structure
6,222,772 Methods of performing sector erase operations on nonvolatile semiconductor memory devices
6,181,606 Nonvolatile integrated circuit memory devices having improved word line driving capability
6,151,250 Flash memory device and verify method thereof
6,137,729 Method for erasing memory cells in a flash memory device
6,111,789 Nonvolatile semiconductor memory device
6,064,596 Nonvolatile integrated circuit memory devices and methods of write operation
5,986,947 Charge pump circuits having floating wells
5,940,326 Method for erasing data stored in a nonvolatile memory device