Hoon CHOI


Advanced Top-Down Fabrication Process of A-IGZO TFT for Roll-to-Roll Backplane
Sung Jin KIM Jong Hoon CHOI Hyung Tae KIM Hee Nam CHAE Sung Min CHO 
Publication:   
Publication Date: 2018/11/01
Vol. E101-C  No. 11  pp. 874-879
Type of Manuscript:  INVITED PAPER (Special Section on Electronic Displays)
Category: 
Keyword: 
TFTIGZOimprintroll-to-rollOLEDrollable
 Summary | Full Text:PDF(1.4MB)

Doc-Trace: Tracing Secret Documents in Cloud Computing via Steganographic Marking
Sang-Hoon CHOI Joobeom YUN Ki-Woong PARK 
Publication:   
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2373-2376
Type of Manuscript:  Special Section LETTER (Special Section on Security, Privacy and Anonymity in Computation, Communication and Storage Systems)
Category: 
Keyword: 
data traceabilitycloud computing
 Summary | Full Text:PDF(594KB)

A Visibility-Based Upper Bound for Android Unlock Patterns
Jinwoo LEE Jae Woo SEO Kookrae CHO Pil Joong LEE Juneyeun KIM Seung Hoon CHOI Dae Hyun YUM 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/11/01
Vol. E99-D  No. 11  pp. 2814-2816
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
user authenticationgraphical passwordAndroid unlock patternsupper bound
 Summary | Full Text:PDF(120.6KB)

JND-Based Power Consumption Reduction for OLED Displays
Ji-Hoon CHOI Oh-Young LEE Myong-Young LEE Kyung-Jin KANG Jong-Ok KIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/09/01
Vol. E99-A  No. 9  pp. 1691-1699
Type of Manuscript:  PAPER
Category: Image
Keyword: 
OLED displaypower consumptionjust noticeable differenceperceptual quality
 Summary | Full Text:PDF(5.2MB)

Fast Search of a Similar Patch for Self-Similarity Based Image Super Resolution
Jun-Sang YOO Ji-Hoon CHOI Kang-Sun CHOI Dae-Yeol LEE Hui-Yong KIM Jong-Ok KIM 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/08/01
Vol. E99-D  No. 8  pp. 2194-2198
Type of Manuscript:  LETTER
Category: Image Processing and Video Processing
Keyword: 
super-resolutionself-similaritykick-out conditionfast search
 Summary | Full Text:PDF(994.6KB)

Middle-Frequency Based Refinement for Image Super-Resolution
Jae-Hee JUN Ji-Hoon CHOI Jong-Ok KIM 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/01/01
Vol. E99-D  No. 1  pp. 300-304
Type of Manuscript:  LETTER
Category: Image Processing and Video Processing
Keyword: 
back-projectionmiddle-frequencypost processingsuper-resolution
 Summary | Full Text:PDF(608.1KB)

Coexistence of WiFi and WiMAX Systems Based on Coexistence Zone within WiMAX Frame Structure and Modified Power Saving Mode of WiFi System
Jongwoo KIM Suwon PARK Seung Hyong RHEE Yong-Hoon CHOI Ho Young HWANG Young-uk CHUNG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/06/01
Vol. E94-B  No. 6  pp. 1781-1784
Type of Manuscript:  LETTER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
coexistencemutual interferencepower saving modePS-RequestPS-ACK
 Summary | Full Text:PDF(675KB)

A Low Profile Folded Inverted-L Antenna for T-DMB/UHF Handset Application
Seung Gil JEON Won Sub KIM Jae Hoon CHOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/10/01
Vol. E90-B  No. 10  pp. 2995-2998
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
internal antennamultiband antennaT-DMBUHFDTVwideband antenna
 Summary | Full Text:PDF(984.2KB)

An Extended Model for TCP Loss Recovery Latency with Random Packet Losses
Beomjoon KIM Yong-Hoon CHOI Jaiyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/01/01
Vol. E89-B  No. 1  pp. 28-37
Type of Manuscript:  PAPER
Category: Network
Keyword: 
transmission control protocol (TCP)congestion controlloss recoveryperformance modeling and validationfast recovery latency
 Summary | Full Text:PDF(324KB)

Transmission Method of Synchronized Streaming Data in Digital Data Broadcasting Environment
Yong Ju LEE Ji Hoon CHOI Min Sik PARK Jin Soo CHOI Jinwoong KIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6  pp. 1520-1523
Type of Manuscript:  Special Section LETTER (Special Section on Papers Selected from 2003 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2003))
Category: 
Keyword: 
digital broadcastingdata broadcastingsynchronized data
 Summary | Full Text:PDF(1020.7KB)

Architecture of a VOD System with Proxy Servers
Kyung-Ah AHN Hoon CHOI Won-Ok KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/04/25
Vol. E83-B  No. 4  pp. 850-857
Type of Manuscript:  PAPER
Category: Multimedia Systems
Keyword: 
video-on-demanddistributed computing systemsproxy-distributed architecturecache replcementservice availabilitytraffic analysis
 Summary | Full Text:PDF(588.8KB)