Hoojin LEE


Achievable Error Rate Performance Analysis of Space Shift Keying Systems with Imperfect CSI
Jinkyu KANG Seongah JEONG Hoojin LEE 
Publication:   
Publication Date: 2017/04/01
Vol. E100-A  No. 4  pp. 1084-1087
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
space shift keying (SSK)channel estimation errorbit error rate (BER)bit error floor (BEF)asymptotic analysissignal-to-noise ratio (SNR) loss
 Summary | Full Text:PDF(180.7KB)

Asymptotic Error Probability Analysis of DQPSK/DDQPSK over Nakagami-m Fading Channels
Hoojin LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/01/01
Vol. E99-B  No. 1  pp. 152-156
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
differential quaternary phase shift keying (DQPSK)doubly-differential quaternary phase shift keying (DDQPSK)bit error probability (BEP)symbol error probability (SEP)Nakagami-m fading channels
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Asymptotic Performance Analysis of STBCs from Coordinate Interleaved Orthogonal Designs in Shadowed Rayleigh Fading Channels
Chanho YOON Hoojin LEE Joonhyuk KANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/07/01
Vol. E95-B  No. 7  pp. 2501-2504
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
space-time block codes (STBCs)coordinate interleaved orthogonal designs (CIODs)Rayleigh fadinglognormal shadowingsymbol error rate (SER)
 Summary | Full Text:PDF(214.5KB)

A Reduced Complexity Linear QC-LDPC Encoding with Parity Vector Correction Technique
Chanho YOON Hoojin LEE Joonhyuk KANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/04/01
Vol. E95-B  No. 4  pp. 1402-1405
Type of Manuscript:  LETTER
Category: Fundamental Theories for Communications
Keyword: 
quasi-cyclic low-density parity-check (QC-LDPC) codesLDPC encoderdual-diagonal parity-check codes
 Summary | Full Text:PDF(106KB)

Optimal Power Scaling for Quasi-Orthogonal Space-Time Block Codes with Power Scaling and Square Lattice Constellations
Hoojin LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/09/01
Vol. E94-B  No. 9  pp. 2660-2662
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
transmit diversitymultiple-input multiple-output (MIMO)quasi-orthogonal space-time block code (QSTBC)
 Summary | Full Text:PDF(121.1KB)

Closed-Loop Quasi-Orthogonal Space-Time Block Codes with Power Scaling and Low-Rate Feedback Information
Hoojin LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/11/01
Vol. E93-B  No. 11  pp. 3211-3214
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
STBCclosed-loop systemmutual informationTAGspatially correlated fading channel
 Summary | Full Text:PDF(151.6KB)

Low-Complexity Equalizer for OFDM Systems in Doubly-Selective Fading Channels
Namjeong LEE Hoojin LEE Joonhyuk KANG Gye-Tae GIL 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/03/01
Vol. E92-B  No. 3  pp. 1031-1034
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
OFDMequalizationtime varying channelintercarrier interference
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A Simple and Accurate Approximation to the Average Achievable Rate of Stacked OSTBC in Rayleigh Fading Channels
Hoojin LEE Edward J. POWERS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/12/01
Vol. E91-B  No. 12  pp. 4038-4041
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
stacked orthogonal space-time block codemutual informationaverage achievable rateRayleigh fading channel
 Summary | Full Text:PDF(195.4KB)

Full-Rate STBCs from Coordinate Interleaved Orthogonal Designs in Time-Selective Fading Channels
Hoojin LEE Jeffrey G. ANDREWS Edward J. POWERS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/04/01
Vol. E91-B  No. 4  pp. 1185-1189
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
wireless communicationsspace-time block codes (STBCs)coordinate interleaved orthogonal designs (CIODs)channel estimation errorstime-selective fading channel
 Summary | Full Text:PDF(255.9KB)

Coordinate Interleaved Orthogonal Design with Two Transmit Antennas in Spatially Correlated Rayleigh Fading Channels: Symbol-Error Rate and Diversity Order
Hoojin LEE Robert W. HEATH, Jr. Edward J. POWERS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/11/01
Vol. E90-B  No. 11  pp. 3294-3297
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
space-time block codes (STBCs)coordinate interleaved orthogonal designs (CIODs)symbol-error rate (SER)asymptotic diversity order
 Summary | Full Text:PDF(187.9KB)

Low Peak-to-Minimum Power Ratio Transmission Scheme for Coordinate Interleaved Orthogonal Design with Two Transmit Antennas over Time-Selective Fading Channels
Hoojin LEE Edward J. POWERS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/08/01
Vol. E90-B  No. 8  pp. 2172-2174
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
transmit diversityspace-time block codes (STBCs)coordinate interleaved orthogonal designs (CIODs)peak-to-minimum power ratio (PMPR)time-selective fading channel
 Summary | Full Text:PDF(132.9KB)

Adaptive Linear Symbol Detection for OFDM Systems in Time-Frequency-Selective Fading Channels
Hoojin LEE Joonhyuk KANG Edward J. POWERS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/03/01
Vol. E90-B  No. 3  pp. 685-688
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
orthogonal frequency division multiplexingtime-frequency-selective fading channelintercarrier interferencesymbol detection
 Summary | Full Text:PDF(301.7KB)

Iterative Sequential OFDM Symbol Estimation Algorithm over Time-Frequency-Selective Fading Channels
Hoojin LEE Joonhyuk KANG Edward J. POWERS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/06/01
Vol. E89-B  No. 6  pp. 1922-1925
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
OFDMsymbol estimationtime-frequency-selective fading channel
 Summary | Full Text:PDF(225.8KB)