Jong-Wha CHONG


An Energy Efficient Time-Frequency Transformation of Chirp Signals in Multipath Channels for MUSIC-Based TOA Estimation
Sangdeok KIM Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/08/01
Vol. E98-A  No. 8  pp. 1769-1776
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
super-resolutionde-chirpingtime of arrivalMUSIC
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An Efficient TOA-Based Localization Scheme Based on BS Selection in Wireless Sensor Networks
Seungryeol GO Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/11/01
Vol. E97-B  No. 11  pp. 2560-2569
Type of Manuscript:  PAPER
Category: Sensing
Keyword: 
wireless localizationtime-of-arrival (TOA)location estimationnon-line-of-sight (NLOS)BS selection
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Image Contrast Enhancement Using Adaptive Slope
Hwa-Soo WOO Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/05/01
Vol. E97-D  No. 5  pp. 1382-1385
Type of Manuscript:  LETTER
Category: Image Processing and Video Processing
Keyword: 
adaptive contrast enhancementfirst derivativeconvolution redistribution scheme
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A Novel Timing Estimation Method for Chirp-Based Systems
Sanghun YOON Dae-Gun OH Jong-Wha CHONG Tae Moon ROH Jong-Kee KWON Jongdae KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3607-3609
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
timing offset estimationfrequency offsetchirp
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Performance Optimization of Time Delay Estimation Based on Chirp Spread Spectrum Using ESPRIT
Seong-Hyun JANG Yeong-Sam KIM Sang-Hoon YOON Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/02/01
Vol. E94-B  No. 2  pp. 607-609
Type of Manuscript:  LETTER
Category: Sensing
Keyword: 
time delay estimationperformance optimizationchirp spread spectrum
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Estimation of Clock Drift in Symbol Duration for High Precision Ranging Based on Multiple Symbols of Chirp Spread Spectrum
Yeong-Sam KIM Seong-Hyun JANG Sang-Hun YOON Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/06/01
Vol. E93-B  No. 6  pp. 1633-1635
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
chirp spread spectrumclock drifterror of crystal oscillatorranging
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A New Subspace-Based Time Delay Estimation of Chirp Spread Spectrum
Daegun OH Sanghun YOON Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/04/01
Vol. E92-B  No. 4  pp. 1418-1421
Type of Manuscript:  LETTER
Category: Sensing
Keyword: 
subspaceCSStime of arrival
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A Novel Search and Selection Method for Spreading Code of UWB System and Its Application to IEEE 802.15.4a IR-UWB System
Daegun OH Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/02/01
Vol. E92-B  No. 2  pp. 675-678
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
spectral peak to average ratioIR-UWBspreading code
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A Performance Optimized Architecture of Deblocking Filter in H.264/AVC
Kyeong-Yuk MIN Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/04/01
Vol. E91-A  No. 4  pp. 1038-1043
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 20th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
deblocking filterhardware architectureH.264
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New Code Set for DS-UWB
Sang-Hun YOON Daegun OH Jong-Wha CHONG Kyung-Kuk LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3721-3723
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
SPAR(spectral peak to average ratio)UWBdirect sequence
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Packet Detection and Symbol Timing Synchronization Algorithm for Multi-Band OFDM UWB
Sang-Hun YOON Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/04/01
Vol. E89-B  No. 4  pp. 1433-1435
Type of Manuscript:  LETTER
Category: Transmission Systems and Transmission Equipment for Communications
Keyword: 
UWBpacket detectionMB-OFDM
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New Structures of Packet/Frame Synchronizer for MB-OFDM UWB
Heon-Uk LEE Sang-Hun YOON Kyung-Kuk LEE Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/03/01
Vol. E89-A  No. 3  pp. 830-831
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
efficient structuresMB-OFDM UWBhardware complexity2's complementssimplified multipliers
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A Design of Real-Time JPEG Encoder for 1.4 Mega Pixel CMOS Image Sensor SoC
Kyeong-Yuk MIN Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/06/01
Vol. E88-A  No. 6  pp. 1443-1447
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from 2004 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2004))
Category: 
Keyword: 
CMOS image sensorencoderJPEGone-chip cameraSoC
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Design of a Low Power Consumption Pulse-Shaping 1:4 Interpolation FIR Filter for W-CDMA Applications
Keun-Jang RYOO Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/12/25
Vol. E83-A  No. 12  pp. 2627-2630
Type of Manuscript:  Special Section LETTER (Special Section on VLSI Design and CAD Algorithms)
Category: Analog Circuit Design
Keyword: 
interpolationFIR filterlookup tablepulse-shaping
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A New Clock Routing Algorithm Using Link-Edge Insertion for High Performance IC Design
Kwang-Ki RYOO Hyunchul SHIN Jong-Wha CHONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/06/25
Vol. E83-A  No. 6  pp. 1115-1122
Type of Manuscript:  Special Section PAPER (Special Section of Papers Selected from 1999 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC'99))
Category: 
Keyword: 
clock routingbounded skewtopologywire sizing
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