Kai LIU


Compressive Phase Retrieval Realized by Combining Generalized Approximate Message Passing with Cartoon-Texture Model
Jingjing SI Jing XIANG Yinbo CHENG Kai LIU 
Publication:   
Publication Date: 2018/09/01
Vol. E101-A  No. 9  pp. 1608-1615
Type of Manuscript:  LETTER
Category: Image
Keyword: 
compressive phase retrievalgeneralized approximate message passingcartoon-texture modeladaptive damping
 Summary | Full Text:PDF(471.7KB)

Perfect Gaussian Integer Sequence Pairs from Cyclic Difference Set Pairs
Hongbin LIN Xiuping PENG Chao FENG Qisheng TONG Kai LIU 
Publication:   
Publication Date: 2018/05/01
Vol. E101-A  No. 5  pp. 855-858
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
correlationperfect sequenceGaussian integer sequence paircyclic difference set pair
 Summary | Full Text:PDF(151.2KB)

Construction of Zero Correlation Zone Sequence Sets over the 16-QAM Constellation
Kai LIU Panpan CHEN 
Publication:   
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 283-286
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
16-QAM sequencezero correlation zone (ZCZ)filtering operationQS-CDMA
 Summary | Full Text:PDF(176.9KB)

New Perfect Gaussian Integer Sequences from Cyclic Difference Sets
Tao LIU Chengqian XU Yubo LI Kai LIU 
Publication:   
Publication Date: 2017/12/01
Vol. E100-A  No. 12  pp. 3067-3070
Type of Manuscript:  LETTER
Category: Information Theory
Keyword: 
Gaussian integer sequenceperfect sequencecyclic difference setzero autocorrelation
 Summary | Full Text:PDF(148.1KB)

2-D Angles of Arrival Estimation Utilizing Two-Step Weighted l1-Norm Penalty under Nested Coprime Array with Compressed Inter-Element Spacing
Ye TIAN Qiusheng LIAN Kai LIU 
Publication:   
Publication Date: 2017/03/01
Vol. E100-A  No. 3  pp. 896-901
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
array signal processing2-D angles of arrival estimationtwo-step weighted l1-norm penaltynested CACIS
 Summary | Full Text:PDF(384.2KB)

Constructions of Optimal Zero Correlation Zone Aperiodic Complementary Sequence Sets
Yubo LI Jiaan SUN Chengqian XU Kai LIU 
Publication:   
Publication Date: 2017/03/01
Vol. E100-A  No. 3  pp. 908-912
Type of Manuscript:  LETTER
Category: Information Theory
Keyword: 
multi-carriers CDMA communicationzero correlation zone (ZCZ)aperiodic complementary sequence
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A Novel Compressed Sensing-Based Channel Estimation Method for OFDM System
Liping XIAO Zhibo LIANG Kai LIU 
Publication:   
Publication Date: 2017/01/01
Vol. E100-A  No. 1  pp. 322-326
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
compressed sensingchannel estimationmultipath matching pursuitOFDM
 Summary | Full Text:PDF(215.2KB)

Perfect Gaussian Integer Sequences of Degree-4 Using Difference Sets
Xiuping PENG Jiadong REN Chengqian XU Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/12/01
Vol. E99-A  No. 12  pp. 2604-2608
Type of Manuscript:  LETTER
Category: Spread Spectrum Technologies and Applications
Keyword: 
autocorrelationGaussian integer sequenceperfect sequencedifference set
 Summary | Full Text:PDF(83.8KB)

The Constructions of Mismatched Filtering of Periodic Quadriphase Sequences with Even Length
Xiuping PENG Chengqian XU Jiadong REN Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/09/01
Vol. E99-A  No. 9  pp. 1735-1739
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
quadriphase sequencescross-correlation sequencesmismatched filtering
 Summary | Full Text:PDF(78.3KB)

Construction of Z-Periodic Complementary Sequence Sets over the 8-QAM+ Constellation
Xiaoyu CHEN Deming KONG Chengqian XU Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/08/01
Vol. E99-A  No. 8  pp. 1635-1638
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
complementary sequencezero correlation zone8-QAM+ constellation
 Summary | Full Text:PDF(74.3KB)

Constructions of Gaussian Integer Sequences with Zero Correlation Zone
Xiaoyu CHEN Deming KONG Chengqian XU Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/06/01
Vol. E99-A  No. 6  pp. 1260-1263
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
quasi-synchronous code-division multiple-access (QS-CDMA)zero correlation zone (ZCZ)Gaussian integer sequence
 Summary | Full Text:PDF(69.5KB)

A Construction of Optimal 16-QAM+ Sequence Sets with Zero Correlation Zone
Yubo LI Kai LIU Chengqian XU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/04/01
Vol. E99-A  No. 4  pp. 819-825
Type of Manuscript:  PAPER
Category: Information Theory
Keyword: 
16-QAM+ constellationzero correlation zone (ZCZ)ternary sequenceorthogonal matrix
 Summary | Full Text:PDF(678.2KB)

New Families of Binary Sequence Pairs with Three-Level Correlation and Odd Composite Length
Xiuping PENG Jiadong REN Chengqian XU Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/04/01
Vol. E99-A  No. 4  pp. 874-879
Type of Manuscript:  LETTER
Category: Spread Spectrum Technologies and Applications
Keyword: 
optimal correlation valueChinese remainder theorembinary sequence pair
 Summary | Full Text:PDF(110.8KB)

New Construction of Optimal p2-Ary Low Correlation Zone Sequence Sets
Yubo LI Kai LIU Chengqian XU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/06/01
Vol. E98-A  No. 6  pp. 1288-1294
Type of Manuscript:  PAPER
Category: Information Theory
Keyword: 
quasi-synchronous CDMAp2-ary sequencelow correlation zone (LCZ)interleaving techniquecolumn sequences
 Summary | Full Text:PDF(628.8KB)

Calculate Very Fast Transient Current by the Inverse Operation of the Transient Electromagnetic Near Field due to Switch Operation in Gas Insulated Switchgear
Weifeng XIN Guogang ZHANG Jianqiang WANG Kai LIU Yingsan GENG Mingzhe RONG 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/09/01
Vol. E97-C  No. 9  pp. 888-893
Type of Manuscript:  Special Section PAPER (Special Section on Recent Development of Electro-Mechanical Devices (IS-EMD2013))
Category: 
Keyword: 
VFTCTGPRGIScoefficient matrixEM field
 Summary | Full Text:PDF(1.4MB)

Perfect Gaussian Integer Sequence Pairs
Chengqian XU Xiuping PENG Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/07/01
Vol. E97-A  No. 7  pp. 1568-1575
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
autocorrelationChinese remainder theorempunctured binary sequenceperfect sequence pair
 Summary | Full Text:PDF(571.6KB)

New Constructions of Perfect 8-QAM+/8-QAM Sequences
Chengqian XU Xiaoyu CHEN Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/04/01
Vol. E97-A  No. 4  pp. 1012-1015
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
perfect sequenceQAM+ constellationenergy efficiencymapping
 Summary | Full Text:PDF(86.9KB)

Odd Perfect Sequences and Sequence Sets with Zero Odd Correlation Zone over the 8-QAM+ Constellation
Yubo LI Kai LIU Chengqian XU Gang LI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/01/01
Vol. E97-A  No. 1  pp. 425-428
Type of Manuscript:  LETTER
Category: Information Theory
Keyword: 
odd perfect sequenceZero odd correlation zone (ZOCZ)8-QAM+ constellationternary odd perfect sequence
 Summary | Full Text:PDF(92.1KB)

Variable-Rate Linear Broadcasts Realized with a Single-Rate Strict Linear Broadcast
Jingjing SI Kai LIU Bojin ZHUANG Anni CAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/10/01
Vol. E96-A  No. 10  pp. 1999-2006
Type of Manuscript:  PAPER
Category: Communication Theory and Signals
Keyword: 
network codinglinear network codevariable-rate linear network codesstrict linear broadcast
 Summary | Full Text:PDF(1.1MB)

Construction of Shift Distinct Sequence Sets with Zero or Low Correlation Zone
Xiaoyu CHEN Chengqian XU Yubo LI Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/01/01
Vol. E96-A  No. 1  pp. 377-382
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
quasi-synchronous code-division multiple access (QS-CDMA systems)interleaving techniquezero-correlation zone or low-correlation zone(ZCZ/LCZ)shift sequence
 Summary | Full Text:PDF(111.3KB)

Construction of Optimal Low Correlation Zone Sequence Sets Based on DFT Matrices
Chengqian XU Yubo LI Kai LIU Xiaoyu CHEN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/10/01
Vol. E95-A  No. 10  pp. 1796-1800
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
low correlation zone (LCZ)Interleaved techniqueQuasi-synchronous code-division mutiple access (QS-CDMA)DFT matrices
 Summary | Full Text:PDF(99.7KB)

A New Construction of Optimal LCZ Sequence Sets
Yubo LI Chengqian XU Kai LIU Gang LI Sai YU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/09/01
Vol. E95-A  No. 9  pp. 1646-1650
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
quasi-synchronous CDMA (QS-CDMA)ternary sequencep-ary sequencelow-correlation zone (LCZ) sequence set
 Summary | Full Text:PDF(98KB)

Almost Quadriphase Sequences with Even Period and Low Autocorrelation
XiuPing PENG Chengqian XU Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/04/01
Vol. E95-A  No. 4  pp. 832-834
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
sequencesalmost quadriphase sequencesautocorrelationinterleaving iteration
 Summary | Full Text:PDF(72.8KB)

The Constructions of Almost Binary Sequence Pairs and Binary Sequence Pairs with Three-Level Autocorrelation
Xiuping PENG Chengqian XU Gang LI Kai LIU Krishnasamy Thiru ARASU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/09/01
Vol. E94-A  No. 9  pp. 1886-1891
Type of Manuscript:  LETTER
Category: Information Theory
Keyword: 
autocorrelationdifference setsdifference set pairsalmost binary sequence pairsbinary sequence pairs
 Summary | Full Text:PDF(99.4KB)

New Method to Extend the Number of Quaternary Low Correlation Zone Sequence Sets
Chengqian XU Yubo LI Kai LIU Gang LI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/09/01
Vol. E94-A  No. 9  pp. 1881-1885
Type of Manuscript:  LETTER
Category: Information Theory
Keyword: 
QS-CDMAquaternary sequenceslow correlation zone (LCZ)inverse Gray mapping
 Summary | Full Text:PDF(101.1KB)

Construction of Mutually Orthogonal Zero Correlation Zone Polyphase Sequence Sets
Yubo LI Chengqian XU Kai LIU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/04/01
Vol. E94-A  No. 4  pp. 1159-1164
Type of Manuscript:  LETTER
Category: Information Theory
Keyword: 
QS-CDMA(quasi-synchronous CDMA)interleaving iterationDFT matricesZCZ (zero-correlation zone) sequence setmutually orthogonal
 Summary | Full Text:PDF(104.5KB)

RAMC: A RSU-Assisted Multi-Channel Coordination MAC Protocol for VANET
Kai LIU Jinhua GUO Ning LU Fuqiang LIU Xinhong WANG Ping WANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/01/01
Vol. E94-B  No. 1  pp. 203-214
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
DSRCmulti-channelsafetynon-safetyMACbroadcast
 Summary | Full Text:PDF(1MB)

On Binary Sequence Pairs with Two-Level Periodic Autocorrelation Function
Kai LIU Chengqian XU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/11/01
Vol. E93-A  No. 11  pp. 2278-2285
Type of Manuscript:  Special Section PAPER (Special Section on Signal Design and its Application in Communications)
Category: Sequences
Keyword: 
binary sequence pairdifference set pairtwo-level periodic autocorrelation functionsequence pair with zero correlation zone
 Summary | Full Text:PDF(237.6KB)