Kyu-Ik SOHNG


Compatible Color Adjustment for Preserving Chromatic Adapted Color in HDR Image Rendering
Seok-Min CHAE Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/11/01
Vol. E96-C  No. 11  pp. 1408-1412
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
iCAM06HDR imagetone compressionwhite point shiftcolor distortioncolor adjustment
 Summary | Full Text:PDF(5MB)

Chromatic Adaptation Transform Using Mutual cRGB Adapting Degree for an Illuminant Correspondent Display
Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/11/01
Vol. E96-C  No. 11  pp. 1404-1407
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
CAMchromatic adaptationcorresponding colorincomplete adaptation
 Summary | Full Text:PDF(590.4KB)

In-Service Video Quality Verifying Using DCT Basis for DTV Broadcasting
Byeong-No KIM Chan-Ho HAN Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/07/01
Vol. E96-C  No. 7  pp. 1028-1031
Type of Manuscript:  BRIEF PAPER
Category: Electronic Instrumentation and Control
Keyword: 
video quality verifyingTATS (Transient Area Test Signal)composite line test signalDCT basisdigital broadcasting
 Summary | Full Text:PDF(1.5MB)

A Tone Compression Model for the Compensation of White Point Shift Generated from HDR Rendering
Seok-Min CHAE Sung-Hak LEE Hyuk-Ju KWON Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/08/01
Vol. E95-A  No. 8  pp. 1297-1301
Type of Manuscript:  Special Section LETTER (Special Section on Image Media Quality)
Category: Coding & Processing
Keyword: 
iCAM06tone compressionwhite point shift
 Summary | Full Text:PDF(3.5MB)

Evaluation of Motion Blur Considering Temporal Frequency Characteristics of Video Camera and LCD Systems
Seok-Min CHAE In-Ho SONG Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/07/01
Vol. E95-D  No. 7  pp. 1823-1826
Type of Manuscript:  Special Section LETTER (Special Section on Machine Vision and its Applications)
Category: Signal Processing
Keyword: 
motion blurLCD systemsscanning backlight
 Summary | Full Text:PDF(402.6KB)

A Model of Luminance-Adaptation for Quantifying Brightness in Mixed Visual Adapting Conditions
Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/11/01
Vol. E94-C  No. 11  pp. 1768-1772
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
brightness functioncolor appearance modelsingle adaptationmixed adaptation
 Summary | Full Text:PDF(618.5KB)

Color Saturation Compensation in iCAM06 for High-Chroma HDR Imaging
Hwi-Gang KIM Sung-Hak LEE Tae-Wuk BAE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/11/01
Vol. E94-A  No. 11  pp. 2353-2357
Type of Manuscript:  Special Section LETTER (Special Section on Smart Multimedia & Communication Systems)
Category: Image Processing
Keyword: 
iCAM06tone compressioncolor saturationinverse compensation
 Summary | Full Text:PDF(1.3MB)

Flesh Tone Balance Algorithm for AWB of Facial Pictures
Tae-Wuk BAE Sung-Hak LEE Jung-Wook LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/11/01
Vol. E93-C  No. 11  pp. 1616-1620
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
white balanceface photochromaticityface color
 Summary | Full Text:PDF(949.9KB)

Enhancement of LCD Motion Picture Quality Using the Motion Compensated Sharpening Mask Filter in MPEG Domain
Sung-Hak LEE Tae-Wuk BAE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/11/01
Vol. E93-C  No. 11  pp. 1612-1615
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
LCD blursharpening mask filterDCT coefficients
 Summary | Full Text:PDF(1.1MB)

A Controllable GOG Model for Ergonomic Color Reproduction of Digital Imaging Systems
Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/08/01
Vol. E93-A  No. 8  pp. 1453-1456
Type of Manuscript:  Special Section LETTER (Special Section on Signal Processing)
Category: Digital Signal Processing
Keyword: 
tone and color reproductionGOG modelbrightness functioncolorfulness function
 Summary | Full Text:PDF(640.4KB)

A Chromatic Adaptation Model for Mixed Adaptation Conditions
Jin-Keun SEOK Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/03/01
Vol. E92-A  No. 3  pp. 843-846
Type of Manuscript:  Special Section LETTER (Special Section on Latest Advances in Fundamental Theories of Signal Processing)
Category: 
Keyword: 
chromatic adaptationmixed adaptationsubjective white point
 Summary | Full Text:PDF(258.6KB)

A Luminance-Adaptive Parameter of Nonlinear Tone Compression for HDR Color Reproduction
Jae-Hoon JANG Sung-Hak LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/03/01
Vol. E92-A  No. 3  pp. 839-842
Type of Manuscript:  Special Section LETTER (Special Section on Latest Advances in Fundamental Theories of Signal Processing)
Category: 
Keyword: 
HDR imagesiCAM06user controllable factor
 Summary | Full Text:PDF(463.9KB)

An Illumination-Adaptive Colorimetric Measurement Using Color Image Sensor
Sung-Hak LEE Jong-Hyub LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/10/01
Vol. E91-C  No. 10  pp. 1608-1610
Type of Manuscript:  Special Section LETTER (Special Section on Electronic Displays)
Category: 
Keyword: 
CISALCchromaticitycamera characterization
 Summary | Full Text:PDF(304.9KB)

Factors of Incomplete Adaptation for Color Reproduction Considering Subjective White Point Shift for Varying Illuminant
Sung-Hak LEE Myoung-Hwa LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/06/01
Vol. E91-A  No. 6  pp. 1438-1442
Type of Manuscript:  Special Section LETTER (Special Section on Image Media Quality)
Category: 
Keyword: 
incomplete adaptationsubjective neutraladapting degreecolor saturation
 Summary | Full Text:PDF(547.1KB)

Color Reproduction Model for Varying Illumination Conditions
Sung-Hak LEE In-Ho SONG Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/11/01
Vol. E90-C  No. 11  pp. 2119-2125
Type of Manuscript:  Special Section LETTER (Special Section on Electronic Displays)
Category: 
Keyword: 
color appearancecolorfulnessbrightnesssaturation
 Summary | Full Text:PDF(727.8KB)

The Quantitative Model for Optimal Threshold and Gamma of Display Using Brightness Function
Sung-Hak LEE Soo-Wook JANG Eun-Su KIM Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/06/01
Vol. E89-A  No. 6  pp. 1720-1723
Type of Manuscript:  Special Section LETTER (Special Section on Papers Selected from 2005 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC2005))
Category: 
Keyword: 
brightness functionluminance thresholdphysical contrastvisual gamma
 Summary | Full Text:PDF(381.1KB)

Improvement of Gray Scale CCT for Mobile Phone LCD
In-Ho SONG Bong-Soo KIM Eun-Su KIM Sung-Hak LEE Soo-Wook JANG Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/06/01
Vol. E89-A  No. 6  pp. 1724-1726
Type of Manuscript:  Special Section LETTER (Special Section on Papers Selected from 2005 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC2005))
Category: 
Keyword: 
CCT compensationGamma correctionLUT
 Summary | Full Text:PDF(266.2KB)

Chromatic Adaptation Model Using the Relationship between the Cone Responses under Change in Illuminants
Bong-Soo KIM In-Ho SONG Eun-Su KIM Sung-Hak LEE Soo-Wook JANG Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/06/01
Vol. E89-A  No. 6  pp. 1717-1719
Type of Manuscript:  Special Section LETTER (Special Section on Papers Selected from 2005 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC2005))
Category: 
Keyword: 
color reproductionchromatic adaptationcorresponding color
 Summary | Full Text:PDF(213.7KB)

Evaluation of the T-DMB Standard and the Transmission System by Using Ensemble Remultiplexer
Byungjun BAE Joungil YUN Chunghyun AHN Soo-In LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/05/01
Vol. E89-A  No. 5  pp. 1518-1521
Type of Manuscript:  LETTER
Category: Multimedia Environment Technology
Keyword: 
DABT-DMBensemble remultiplexingMPEG-2MPEG-4
 Summary | Full Text:PDF(742KB)

The Design of an LCD System Based on the Quantitative Analysis for Enhancement of the Motion Picture Quality
Sung-Hak LEE Soo-Wook JANG Eun-Su KIM Sang-Hoon LEE Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/11/01
Vol. E88-C  No. 11  pp. 2094-2098
Type of Manuscript:  Special Section LETTER (Special Section on Electronic Displays)
Category: 
Keyword: 
LCD-RTpulsed backlightflickermodulation-thresholdgate-on-time
 Summary | Full Text:PDF(475KB)

Optimal Piece Linear Segments of Gamma Correction for CMOS Image Sensors
Eun-Su KIM Soo-Wook JANG Sung-Hak LEE Tae-Young JUNG Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/11/01
Vol. E88-C  No. 11  pp. 2090-2093
Type of Manuscript:  Special Section LETTER (Special Section on Electronic Displays)
Category: 
Keyword: 
CMOS image sensorgamma correctionpiece linear segmentpiece linear approximation
 Summary | Full Text:PDF(596.6KB)

Adaptive Colorimetric Characterization of Camera for the Variation of White Balance
Eun-Su KIM Sung-Hak LEE Soo-Wook JANG Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/11/01
Vol. E88-C  No. 11  pp. 2086-2089
Type of Manuscript:  Special Section LETTER (Special Section on Electronic Displays)
Category: 
Keyword: 
camera characterizationcolorimetric characterizationcamera transfer matrixcamera calibration
 Summary | Full Text:PDF(446.2KB)

Background-Adjusted Weber-Fechner Fraction Considering Crispening Effect
Dong-Ha LEE Chan-Ho HAN Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/06/01
Vol. E88-A  No. 6  pp. 1529-1532
Type of Manuscript:  Special Section LETTER (Special Section on Papers Selected from 2004 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2004))
Category: 
Keyword: 
Weber-Fechner fractioncrispening effecthuman visual system
 Summary | Full Text:PDF(247.4KB)

Corresponding-Color Reproduction Model According to Surround Viewing Conditions
Eun-Su KIM Soo-Wook JANG Yong-Dae KWON Chan-Ho HAN Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6  pp. 1514-1519
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: 
color reproductionchromatic adaptationcorresponding color
 Summary | Full Text:PDF(1.3MB)

Real-Time Re-transmission from ATSC to OpenCable
Byungjun BAE Joungil YUN Young-Kwon HAHM Soo-In LEE Byung-Ha AHN Kyu-Ik SOHNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6  pp. 1524-1526
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: 
ATSCOpenCablePSIPSIP
 Summary | Full Text:PDF(517.9KB)