Yitao ZHANG


An Edge Detection Method Based on Wavelet Transform at Arbitrary Angles
Su LIU Xingguang GENG Yitao ZHANG Shaolong ZHANG Jun ZHANG Yanbin XIAO Chengjun HUANG Haiying ZHANG 
Publication:   
Publication Date: 2018/09/01
Vol. E101-D  No. 9  pp. 2392-2400
Type of Manuscript:  PAPER
Category: Biological Engineering
Keyword: 
edge detectionarbitrary anglesGaussian waveletoptimized numberfigure of merit
 Summary | Full Text:PDF(2.9MB)

A Novel Predistorter Design for Nonlinear Power Amplifier with Memory Effects in OFDM Communication Systems Using Orthogonal Polynomials
Yitao ZHANG Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 983-990
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
power amplifiernonlinear distortionsmemory effectspredistorterorthogonal polynomialscomplex Gaussian distributedorthogonal frequency division multiplexing (OFDM)
 Summary | Full Text:PDF(851KB)

A Unified Distortion Analysis of Nonlinear Power Amplifiers with Memory Effects for OFDM Signals
Yitao ZHANG Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/04/01
Vol. E93-C  No. 4  pp. 489-496
Type of Manuscript:  PAPER
Category: Electromagnetic Theory
Keyword: 
nonlinear power amplifiersmemory effectsspectral regrowthadjacent channel power leakage power ratio (ACPR)error vector magnitude (EVM)orthogonal frequency-division multiplexing (OFDM)complex Gaussian distribution
 Summary | Full Text:PDF(789.5KB)

A Nonlinear Distortion Compensation Method with Adaptive Predistorter and Negative Feed-Back for a Narrow-Band Signal
Yitao ZHANG Osamu MUTA Yoshihiko AKAIWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/07/01
Vol. E91-B  No. 7  pp. 2331-2337
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
nonlinear distortion compensationnegative feedbackadaptive predistorterconvergence speedstability
 Summary | Full Text:PDF(772KB)