Wei-Wen HU

An Efficient Inter-Carrier Interference Cancellation Scheme for OFDM Systems with Frequency Estimation Errors
Wei-Wen HU Chih-Peng LI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3600-3605
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
OFDMinterference cancellationsynchronizationcarrier frequency offset
 Summary | Full Text:PDF(285.6KB)

Normalization of Output Information for a Turbo Decoder Using SOVA
Yi-Nan LIN Wei-Wen HUNG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/10/01
Vol. E90-A  No. 10  pp. 2336-2339
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
normalization of output informationsoft output Viterbi algorithm (SOVA)sign difference ratio (SDR)coding gain improvement
 Summary | Full Text:PDF(212.4KB)

Pilot-Aided ICI Self-Cancellation Scheme for OFDM Systems
Chih-Peng LI Wei-Wen HU 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/03/01
Vol. E89-B  No. 3  pp. 955-958
Type of Manuscript:  LETTER
Category: Transmission Systems and Transmission Equipment for Communications
OFDMinter-carrier interference (ICI)synchronizationpilot
 Summary | Full Text:PDF(305.6KB)

Robust Speech Features Based on LPC Using Weighted Arcsin Transform
Wei-Wen HUNG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/02/01
Vol. E86-D  No. 2  pp. 340-343
Type of Manuscript:  LETTER
Category: Speech and Hearing
SNR-dependent arcsin transformlinear predictive codingautocorrelation sequenceaverage magnitude difference function
 Summary | Full Text:PDF(622.3KB)

A Frame-Dependent Fuzzy Compensation Method for Speech Recognition over Time-Varying Telephone Channels
Wei-Wen HUNG Hsiao-Chuan WANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1999/02/25
Vol. E82-D  No. 2  pp. 431-438
Type of Manuscript:  PAPER
Category: Speech Processing and Acoustics
hidden Markov model (HMM)maximum likelihood (ML) estimationframe-dependent channel biasfuzzy membership function
 Summary | Full Text:PDF(720.3KB)