IEICE SEARCH SYSTEM

Seungwon CHOI

MU-MIMO Precoding Methods for Reducing the Transmit Normalization Factor by Perturbing Data of the Codebook Hyunwook YANG Seungwon CHOI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/07/01 Vol. E95-B No. 7 pp. 2405-2413 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: MU-MIMO, precoding, vector perturbation, codebook, Doppler frequency,
	Summary \| Full Text:PDF (923.6KB)

Joint Design of Uplink-Downlink MIMO Relay Networks Using Duality Seungwon CHOI Jung-Hyun PARK Seokkwon KIM Dong-Jo PARK
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/01/01 Vol. E95-B No. 1 pp. 333-336 Type of Manuscript: LETTER Category: Wireless Communication Technologies Keyword: minimum mean squre error (MMSE), relay, MIMO, duality,
	Summary \| Full Text:PDF (180.1KB)

Efficient User Scheduling Algorithm for Enhancing Zero-Forcing Beamforming in MIMO Broadcast Channels Changeui SHIN Hyunsung GO Seungwon CHOI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/10/01 Vol. E94-B No. 10 pp. 2908-2911 Type of Manuscript: LETTER Category: Wireless Communication Technologies Keyword: MU-MIMO, user selection, multiuser channels, Diversity methods, Broadcast channels,
	Summary \| Full Text:PDF (418.6KB)

A User Selection Algorithm Providing Maximum Sum-Rate for Multiuser MIMO Systems Taeyoul OH Seungheon HYEON Hyunsung GO Seungwon CHOI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/05/01 Vol. E93-B No. 5 pp. 1302-1305 Type of Manuscript: LETTER Category: Wireless Communication Technologies Keyword: SDMA, multiuser MIMO, multiuser diversity, user scheduling,
	Summary \| Full Text:PDF (752.3KB)

An Efficient Time-Domain Electromagnetic Solution Using the Time-Domain Variable Resolution Concept Hyung-Hoon KIM Saehoon JU Seungwon CHOI Jong-Il PARK Hyeongdong KIM
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2006/12/01 Vol. E89-B No. 12 pp. 3487-3490 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: ADI technique, FDTD, computational electromagnetics,
	Summary \| Full Text:PDF (187.8KB)

Compact Representation of Green Function Using Discrete Wavelet Concept for Fast Field Analysis Hyung-Hoon KIM Saehoon JU Seungwon CHOI Jong-Il PARK Hyeongdong KIM
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2006/12/01 Vol. E89-B No. 12 pp. 3491-3493 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: Green function, wavelet transform, integral equation method,
	Summary \| Full Text:PDF (215.4KB)

On-Off Beamforming Algorithm Based on Eigen-Space Method for a Smart Antenna in IS-2000 1X Signal Environments Zhengzi LI Weon-Cheol LEE Sungsoo AHN Seungwon CHOI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2005/12/01 Vol. E88-B No. 12 pp. 4678-4681 Type of Manuscript: LETTER Category: Wireless Communication Technologies Keyword: smart antenna, on-off beamforming, CDMA,
	Summary \| Full Text:PDF (322.8KB)

An Adaptive Beamforming Technique for Smart Antennas in WCDMA System Weon-cheol LEE Seungwon CHOI Jinho CHOI Minsoo SUK
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/09/01 Vol. E86-B No. 9 pp. 2838-2843 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: CDMA, smart antenna, angular spread,
	Summary \| Full Text:PDF (396.3KB)

An Adaptive Beam-forming Algorithm for Smart Antenna System in Practical CDMA Environments Minsoo KIM Sungsoo AHN Seungwon CHOI Tapan K. SARKAR
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/03/01 Vol. E86-B No. 3 pp. 1163-1169 Type of Manuscript: LETTER Category: Wireless Communication Technology Keyword: power method, adaptive array, maximum eigenvalue, IS2000 1X,
	Summary \| Full Text:PDF (1.3MB)

Performance Analysis of a Generalized On-Off Algorithm for Smart Antenna System in IS2000 1X Signal Environment Zhengzi LI Sungsoo AHN Seungwon CHOI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2002/11/01 Vol. E85-B No. 11 pp. 2547-2550 Type of Manuscript: LETTER Category: Antenna and Propagation Keyword: smart antenna, IS2000 1X, wireless modulation/demodulation, digital signal processing,
	Summary \| Full Text:PDF (201.3KB)

An Adaptive Beamforming Algorithm with a Linear Complexity for a Multipath Fading CDMA Channel Sungsoo AHN Seungwon CHOI Tapan K. SARKAR
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/08/01 Vol. E84-B No. 8 pp. 2317-2320 Type of Manuscript: LETTER Category: Antenna and Propagation Keyword: adaptive beamforming, gradient-sign, CDMA, mobile communication,
	Summary \| Full Text:PDF (160.8KB)