Chungyong LEE


MMSE-Based Precoders for Cooperative MIMO Systems with Direct Link
Byungwook YOO  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/09/01
Vol. E95-B  No. 9  pp. 2999-3002
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
cooperative MIMO systemslinear precoderMMSEdirect linkCSI
  Summary |  Full Text:PDF (286.9KB)

Amplify-and-Forward Relay Filter Design with MIMO System for Two-Way Relay Channels
Jeehwan NOH  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/07/01
Vol. E95-B  No. 7  pp. 2442-2445
Type of Manuscript: LETTER
Category: Fundamental Theories for Communications
Keyword: 
multiple-input multiple-output (MIMO) systemtwo-way relay channelphysical-layer network coding (PNC)
  Summary |  Full Text:PDF (274.4KB)

A Frequency Offset Estimation and Compensation Scheme for MB-OFDM UWB Modem
Do-Hoon KIM  Kyu-Min KANG  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 1015-1018
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
carrier frequency offset (CFO)sampling frequency offset (SFO)MB-OFDMUWBrotor
  Summary |  Full Text:PDF (526.3KB)

A User Scheduling with Minimum-Rate Requirement for Maximum Sum-Rate in MIMO-BC
Seungkyu CHOI  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/11/01
Vol. E94-B  No. 11  pp. 3179-3182
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
multiple-input-multiple-output broadcast channelblock diagonal geometric mean decompositionuser schedulinguser power allocationminimum-rate requirement
  Summary |  Full Text:PDF (303.1KB)

Block Tomlinson-Harashima Precoding with Vector Perturbation for Multiuser MIMO Downlink
Joondoo KIM  Jiwon KANG  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/01/01
Vol. E94-B  No. 1  pp. 355-358
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
downlink multi-user MIMOblock Tomlinson-Harashima precodingvector perturbation
  Summary |  Full Text:PDF (181.1KB)

A Structured Codebook with Various Codeword Configurations for Downlink MIMO Systems
Hyunil KWON  Myeongcheol SHIN  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/11/01
Vol. E93-B  No. 11  pp. 3193-3196
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
codebook designcodeword configurationsper user unitary rate control (PU2RC)
  Summary |  Full Text:PDF (299.4KB)

An Efficient Searching Algorithm for Receive Minimum Distance in MIMO Systems with ML Receiver
Myeongcheol SHIN  Jiwon KANG  Byungwook YOO  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 330-333
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
receive minimum distanceshortest vectormaximum likelihood detectionsphere decoding
  Summary |  Full Text:PDF (132.6KB)

A Simple Code Allocation Algorithm Based on Asymptotic Analysis of MIMO MC-CDMA Systems in a Multi-Cell Environment
Kyeongyeon KIM  Jaesang HAM  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3708-3711
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
asymptotic analysisMC-CDMAMIMO communicationmulti-cellrandom matrix
  Summary |  Full Text:PDF (229.6KB)

An Efficient Multi-Mode Precoding for MIMO Systems with Full CSI
Myeongcheol SHIN  Sangheon KIM  Jiwon KANG  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/10/01
Vol. E90-B  No. 10  pp. 2973-2975
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
closed loop MIMOfull CSIadaptive bit loadingmode tablemode simplification
  Summary |  Full Text:PDF (109KB)

A New Approximation of the Receive Minimum Distance and Its Application to MIMO Systems
Sunghun JUNG  Myeongcheol SHIN  Hee-Young PARK  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/02/01
Vol. E90-B  No. 2  pp. 385-387
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
receive minimum distanceapproximationminimum singular valuedeterminantmaximum likelihood detection
  Summary |  Full Text:PDF (131.6KB)

A Simplified Ordering Scheme Minimizing Average BER for MIMO Systems with Adaptive Modulation
Kyeongyeon KIM  Seijoon SHIM  Chungyong LEE  Young Yong KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/11/01
Vol. E88-B  No. 11  pp. 4390-4393
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
adaptive modulationdetection orderingMIMO systemsordered successive interference canceller (OSIC)
  Summary |  Full Text:PDF (199.3KB)

Adaptive Microphone Array System with Two-Stage Adaptation Mode Controller
Yang-Won JUNG  Hong-Goo KANG  Chungyong LEE  Dae-Hee YOUN  Changkyu CHOI  Jaywoo KIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/04/01
Vol. E88-A  No. 4  pp. 972-977
Type of Manuscript: PAPER
Category: Digital Signal Processing
Keyword: 
speech enhancementmicrophone arraygeneralized sidelobe cancelleradaptation mode controller
  Summary |  Full Text:PDF (953.3KB)

An MMSE-Nulling Partial-PIC Receiver for Multiuser Downlink MIMO MC-CDMA Systems
Jeong-Hoe KU  Kyeongyeon KIM  Seijoon SHIM  Min Goo KIM  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/04/01
Vol. E88-B  No. 4  pp. 1725-1729
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
MIMOMC-CDMAV-BLASTPIC
  Summary |  Full Text:PDF (661.6KB)

Low Complexity Reverselink Beamforming Based on Simplex Downhill Optimization Method for CDMA Systems
Joonsung LEE  Changheon OH  Chungyong LEE  Dae-Hee YOUN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/08/01
Vol. E86-B  No. 8  pp. 2541-2544
Type of Manuscript: LETTER
Category: Antenna and Propagation
Keyword: 
reverselink beamformingsimplex lower computationsfaster convergence property
  Summary |  Full Text:PDF (344.9KB)

Duration Modeling Using Cumulative Duration Probability
Tae-Young YANG  Chungyong LEE  Dae-Hee YOUN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/09/01
Vol. E85-D  No. 9  pp. 1452-1454
Type of Manuscript: LETTER
Category: Speech and Hearing
Keyword: 
speech recognitionconnected digit recognitionduration modelingcumulative duration probability
  Summary |  Full Text:PDF (111.1KB)

A New Method for Calibration of NLOS Error in Positioning Systems
Yangseok JEONG  Heungryeol YOU  Dae-Hee YOUN  Chungyong LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/05/01
Vol. E85-B  No. 5  pp. 1056-1058
Type of Manuscript: LETTER
Category: Sensing
Keyword: 
NLOS errorposition locationpositioning system
  Summary |  Full Text:PDF (153KB)

A Grammatical Structure of the FSN for the Recognition of Korean Price Sentences
Jeong-Pyo HAM  Tae-Young YANG  Chungyong LEE  Dae-Hee YOUN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/11/01
Vol. E84-D  No. 11  pp. 1577-1579
Type of Manuscript: LETTER
Category: Speech and Hearing
Keyword: 
price sentence recognitiongrammatical structurefinite state network (FSN)
  Summary |  Full Text:PDF (228.5KB)

Speaker Adaptation Based on a Maximum Observation Probability Criterion
Tae-Young YANG  Chungyong LEE  Dae-Hee YOUN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/02/01
Vol. E84-D  No. 2  pp. 286-288
Type of Manuscript: LETTER
Category: Speech and Hearing
Keyword: 
speech recognitionspeaker adaptationmaximum observation probability criterion
  Summary |  Full Text:PDF (108.5KB)