Hee Chul LEE


Design of a Readout Circuit for Improving the SNR of Satellite Infrared Time Delay and Integration Arrays
Chul Bum KIM Doo Hyung WOO Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/08/01
Vol. E95-C  No. 8  pp. 1406-1414
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
infrared focal plane array (IRFPA)readout integrated circuit (ROIC)signal-to-noise ratio (SNR)satellite application
 Summary | Full Text:PDF

Fabrication and Characterization of Ferroelectric Poly(Vinylidene Fluoride–Trifluoroethylene) (P(VDF-TrFE)) Thin Film on Flexible Substrate by Detach-and-Transferring
Woo Young KIM Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/05/01
Vol. E95-C  No. 5  pp. 860-864
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
ferroelectric polymerpoly(vinylidene fluoride–trifluoroethylene)P(VDF-TrFE)flexible substratenonvolatile memory
 Summary | Full Text:PDF

Pixel-Level ADC with Two-Step Integration for 2-D Microbolometer IRFPA
Chi Ho HWANG Doo Hyung WOO Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/12/01
Vol. E94-C  No. 12  pp. 1909-1912
Type of Manuscript:  BRIEF PAPER
Category: Electronic Circuits
Keyword: 
infrared focal plane array (IRFPA)readout integrated circuit (ROIC)pixel-level ADCcurrent skimmingmicrobolometer
 Summary | Full Text:PDF

Design of a Smart CMOS Readout Circuit for Panoramic X-Ray Time Delay and Integration Arrays
Chul Bum KIM Doo Hyung WOO Byung Hyuk KIM Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/07/01
Vol. E94-C  No. 7  pp. 1212-1219
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
X-rayreadout circuittime delay and integration (TDI)dead pixel elimination (DPE)charge transfer
 Summary | Full Text:PDF

Low Power Pixel-Level ADC Readout Circuit for an Amorphous Silicon-Based Microbolometer
Dong-Heon HA Chi Ho HWANG Yong Soo LEE Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/05/01
Vol. E92-C  No. 5  pp. 708-712
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
ROICmicrobolometerpixel-level ADCbias current skimming
 Summary | Full Text:PDF

Poly(3,4-Ethylenedioxythiophene): Poly(Styrenesulfonate) (PEDOT:PSS) Films for the Microbolometer Applications
Hyeok Jun SON Il Woong KWON Yong Soo LEE Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/05/01
Vol. E92-C  No. 5  pp. 702-707
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)- (PEDOT:PSS)bolometerTCR1/f noisefigure of merit
 Summary | Full Text:PDF

In-Pixel Edge Detection Circuit without Non-uniformity Correction for an Infrared Focal Plane Array (IRFPA)
Chul Bum KIM Doo Hyung WOO Yong Soo LEE Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/02/01
Vol. E91-C  No. 2  pp. 235-239
Type of Manuscript:  LETTER
Category: Electronic Circuits
Keyword: 
focal plane arrayreadout circuitedge detection
 Summary | Full Text:PDF

Optimum Solution of On-Chip A/D Converter for Cooled Type Infrared Focal Plane Array
Sang Gu KANG Doo Hyung WOO Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/03/01
Vol. E88-C  No. 3  pp. 413-419
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
infrared focal plane array (IRFPA)readout integrated circuit (ROIC)on-chippipelined A/D converter
 Summary | Full Text:PDF

Novel Two Step Background Suppression for 2-D LWIR Application
Doo Hyung WOO Sang Gu KANG Hee Chul LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/09/01
Vol. E87-C  No. 9  pp. 1649-1651
Type of Manuscript:  LETTER
Category: Electronic Circuits
Keyword: 
infrared focal plane arrayreadout circuitcurrent mode background suppression
 Summary | Full Text:PDF