Kyu-Ik SOHNG


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 (403.2KB)

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 (619.1KB)

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)

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)

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 (949KB)

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 (639.7KB)

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 (463.2KB)

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 (258KB)

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 (304.3KB)

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 (546.2KB)

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 (728.5KB)

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 (266.9KB)

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 (214.3KB)

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 (381.7KB)

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 (742.6KB)

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 (447.4KB)

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 (476.4KB)

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 (597.8KB)

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 (248.7KB)

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 (517.8KB)

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)