Char-Dir Chung

Publication Activity (10 Years)

Years Active: 1995-2024
Publications (10 Years): 27

Top Topics

Top Venues

IEEE Trans. Veh. Technol.

Publications

Shih-Hao Lu, Char-Dir Chung, Wei-Chang Chen, Ping-Feng Tsou
Orthogonal Constant-Amplitude Sequence Families for System Parameter Identification in Spectrally Compact OFDM. Wirel. Pers. Commun. 134 (2) (2024)
Jy-Chin Liao, Wei-Chang Chen, Char-Dir Chung
Performance Analysis of SIMO-OFDM Systems With Pilot-Aided Channel Estimation. IEEE Syst. J. 17 (2) (2023)
Shih-Hao Lu, Char-Dir Chung, Wei-Chang Chen, Ping-Feng Tsou
Orthogonal Constant-Amplitude Sequence Families for System Parameter Identification in Spectrally Compact OFDM. CoRR (2023)
Min-Zhi Xu, Char-Dir Chung, Wei-Chang Chen
Coarse Initial Time Synchronization for OTFS. VTC Fall (2023)
Shuen-Yu Tsai, Wei-Chang Chen, Char-Dir Chung
Iterative Symbol Decision Schemes for CP-OTFS on Static Multipath Channels. ICNC (2023)
Shih-Hao Lu, Char-Dir Chung, Wei-Chang Chen
Simultaneous Channel Estimation in MIMO OFDM Systems Using Constant-Amplitude Sequences. VTC Fall (2023)
Wei-I Chiang, Fu-Chuan Hung, Char-Dir Chung
Capacity and turbo equalization for truncated root-raise cosine-pulsed modulation systems in the presence of timing offset. Int. J. Commun. Syst. 35 (11) (2022)
Wei-Chang Chen, Chang-Hung Lu, Char-Dir Chung
Spectrally Precoded OTFS Modulation. VTC Fall (2022)
Wei-Chang Chen, Char-Dir Chung, Po-Hsien Wang
Pre-Equalized and Spectrally Precoded OFDM. IEEE Trans. Veh. Technol. 71 (7) (2022)
Li-Yu Ma, Wei-Chang Chen, Char-Dir Chung
Iterative Decision-Feedback Hybrid Equalization in SC-FDM. PIMRC (2022)
Chieh-Ju Tsai, Wei-Chang Chen, Fu-Chuan Hung, Char-Dir Chung
GLRT-Based Preamble Sequence Detection in OFDM. VTC Spring (2021)
Char-Dir Chung, Wei-Chang Chen, Chih-Kai Yang
Constant-Amplitude Sequences for Spectrally Compact OFDM Training Waveforms. IEEE Trans. Veh. Technol. 69 (11) (2020)
Jia-Ling Jiang, Char-Dir Chung, Wei-Chang Chen
Cancellation Symbol Insertion for Spectrally Compact OFDM Pilot Waveform. WCNC (2020)
Chia-An Ku, Char-Dir Chung
Enhancing User Fairness in NOMA for Downlink CoMP Networks. J. Commun. 14 (4) (2019)
Char-Dir Chung, Chia-An Ku
Selective Transmission Strategy for NOMA in Downlink CoMP. VTC Spring (2019)
Wei-Chang Chen, Chih-Kai Yang, Po-Tsang Chi, Char-Dir Chung
Pilot Sequence Design for Spectral Compactness and Channel Estimation in OFDM. VTC Fall (2019)
Wei-Chang Chen, Jia-Ling Jiang, Char-Dir Chung
Cancellation Symbol Insertion Technique for Sidelobe Suppression in OFDM Pilot Waveform. ICCC (2019)
Char-Dir Chung, Wei-Chang Chen
Preamble Sequence Design for Spectral Compactness and Initial Synchronization in OFDM. IEEE Trans. Veh. Technol. 67 (2) (2018)
Cheng-Chen Lin, Wei-Chang Chen, Char-Dir Chung
Near-CAZAC Preamble Sequences for Initial Synchronization in Spectrally Compact OFDM. VTC Fall (2018)
Char-Dir Chung, Kuo-Wei Chen
Spectrally Precoded OFDM Without Guard Insertion. IEEE Trans. Veh. Technol. 66 (1) (2017)
Pei-Rong Li, Meng-Lin Ku, Char-Dir Chung, Sheng-Hong Wang
Joint Transmit Beamforming and Power Control for Full-Duplex Cellular Systems. VTC Spring (2017)
Wei-Chang Chen, Char-Dir Chung
Spectrally Efficient OFDM Pilot Waveform for Channel Estimation. IEEE Trans. Commun. 65 (1) (2017)
Shih-Hsun Ma, Yen-Chin Wang, Char-Dir Chung
MISO-OFDM system with subband beamforming. ICCC (2016)
Tsung-Wei Wu, Char-Dir Chung
Correlatively Precoded OFDM With Reduced PAPR. IEEE Trans. Veh. Technol. 65 (3) (2016)
Yen-Chin Wang, Po-Heng Chou, Char-Dir Chung
Circulantly precoded OFDM. ICCC (2016)
Hung-Wen Lin, Meng-Ju Lu, Phone Lin, Po-Heng Chou, Jeu-Yih Jeng, Char-Dir Chung
Location-Based Time-Dependent Smart Data Pricing by SDN. GLOBECOM (2016)
Char-Dir Chung, Kuo-Wei Chen
Spectral Precoding for OFDM without Guard Interval Insertion. VTC Spring (2016)
Teng-Yuan Chang, Po-Heng Chou, Char-Dir Chung
Single-Carrier Frequency Division Multiple Access with Anchor-Symbol Insertion. VTC Fall (2015)
Chi-Hua Huang, Char-Dir Chung
Diversity Transmission and Reception of DAPSK for OFDM. IEEE Trans. Veh. Technol. 64 (6) (2015)
Chi-Hsiang Tseng, Po-Heng Chou, Char-Dir Chung
Sparse-training-sequence-aided OFDM systems for CFO effect mitigation. ICCC (2014)
Chi-Hua Huang, Char-Dir Chung
Differential Space-Time Modulation Using DAPSK Over Rician Fading Channels. Wirel. Pers. Commun. 78 (2) (2014)
Tsung-Wei Wu, Wei-Chang Chen, Yi-Min Huang, Char-Dir Chung, Bingli Jiao
OFDM with Spectral Precoding and Specific-Band Power Minimization. VTC Spring (2014)
Tsung-Wei Wu, Char-Dir Chung
Spectrally Precoded DFT-Based OFDM and OFDMA With Oversampling. IEEE Trans. Veh. Technol. 63 (6) (2014)
Chi-Hua Huang, Char-Dir Chung
Differential space-time modulation using DAPSK. WOCC (2014)
Chi-Hsiang Tseng, Yu-Chieh Cheng, Char-Dir Chung
Subspace-Based Blind Channel Estimation for OFDM by Exploiting Cyclic Prefix. IEEE Wirel. Commun. Lett. 2 (6) (2013)
Chi-Hsiang Tseng, Char-Dir Chung
Concatenated Precoded OFDM for CFO Effect Mitigation. IEEE Trans. Veh. Technol. 62 (6) (2013)
Wei-Chang Chen, Char-Dir Chung
Spectral Precoding for Cyclic-Prefixed OFDMA With Interleaved Subcarrier Allocation. IEEE Trans. Commun. 61 (11) (2013)
Ju-Chieh Liu, Po-Heng Chou, Char-Dir Chung
Distributed Detection in a Wireless Sensor Network Using Hybrid MAC. VTC Spring (2013)
Char-Dir Chung, Wei-Chang Chen, Wei-Lun Lin
Realizable Bandlimited DS-CDMA System Occupying Nyquist Bandwidth. IEEE Commun. Lett. 16 (7) (2012)
Char-Dir Chung, Wei-Chang Chen
Orthogonal Multirate Modulation. IEEE Trans. Commun. 60 (1) (2012)
Chi-Hua Huang, Char-Dir Chung
Differentially Amplitude- and Phase-Encoded QAM for Amplify-and-Forward Multiple-Relay Systems. IEEE Trans. Veh. Technol. 61 (5) (2012)
Hao-Ming Chen, Wei-Chang Chen, Char-Dir Chung
An Improved Spectral Precoding Technique for Constant-Envelope OFDM. VTC Fall (2011)
Chia-Ching Lin, Wei-Chang Chen, Char-Dir Chung
Spectral Sidelobe Decaying Property of Walsh-Hadamard Code in MC-CDMA Systems. IEEE Trans. Wirel. Commun. 10 (10) (2011)
Hao-Ming Chen, Wei-Chang Chen, Char-Dir Chung
Spectrally Precoded OFDM and OFDMA with Cyclic Prefix and Unconstrained Guard Ratios. IEEE Trans. Wirel. Commun. 10 (5) (2011)
Ju-Chieh Liu, Char-Dir Chung
Distributed Estimation in a Wireless Sensor Network Using Hybrid MAC. IEEE Trans. Veh. Technol. 60 (7) (2011)
Ju-Chieh Liu, Char-Dir Chung
Power-Efficient Distributed Estimation in Hybrid MAC Wireless Sensor Networks. VTC Spring (2011)
Char-Dir Chung
Spectral precoding for constant-envelope OFDM. IEEE Trans. Commun. 58 (2) (2010)
Wei-Lun Lin, Char-Dir Chung
Adaptive differentially coherent orthogonally multiplexed orthogonal phase modulation over flat fading channels. IEEE Trans. Wirel. Commun. 8 (3) (2009)
Hao-Ming Chen, Char-Dir Chung
Asymptotic spectral behavior of spectrally precoded OFDM signal with arbitrary input statistics. IEEE Commun. Lett. 13 (5) (2009)
Wei-Lun Lin, Char-Dir Chung
Constant-power adaptive orthogonally multiplexed modulations under flat Rayleigh fading. IEEE Trans. Wirel. Commun. 7 (5-1) (2008)
Char-Dir Chung
Spectral precoding for rectangularly pulsed OFDM. IEEE Trans. Commun. 56 (9) (2008)
Wei-Lun Lin, Char-Dir Chung
Constant-Power Adaptive Differentially Coherent Orthogonally Multiplexed Orthogonal Phase Modulation for Flat Fading Channels. PIMRC (2007)
Chang-Lung Tsai, Kuo-Chin Fan, Thomas C. Chuang, Char-Dir Chung
Lossless Data Hiding of Color Images Using Pixel Decomposition and Phase Difference. J. Inf. Sci. Eng. 23 (5) (2007)
Char-Dir Chung
Spectrally Precoded OFDM with Cyclic Prefix. ICC (2007)
Char-Dir Chung
Spectrally Precoded OFDM. IEEE Trans. Commun. 54 (12) (2006)
Char-Dir Chung
Noncoherent block detection in the presence of DC offset. IEEE Trans. Wirel. Commun. 5 (8) (2006)
Char-Dir Chung
Correlatively coded OFDM. IEEE Trans. Wirel. Commun. 5 (8) (2006)
Char-Dir Chung, Shih-Ming Cho
Noncoherent Block Detection of Multiple-Pulse Equicorrelated Modulation Signals. IEICE Trans. Commun. (12) (2005)
Char-Dir Chung, Horng-Shyang Liaw
Orthogonally multiplexed on-off-keyed amplitude and phase modulation families. IEEE Trans. Wirel. Commun. 4 (1) (2005)
Chang-Lung Tsai, Huei-Fen Chiang, Kuo-Chin Fan, Char-Dir Chung
Reversible data hiding and lossless reconstruction of binary images using pair-wise logical computation mechanism. Pattern Recognit. 38 (11) (2005)
Chang-Lung Tsai, Kuo-Chin Fan, Char-Dir Chung, Thomas C. Chuang
Data hiding of binary images using pair-wise logical computation mechanism. ICME (2004)
Char-Dir Chung
Coherent and differentially coherent detections of orthogonally multiplexed orthogonal phase-modulated signals. IEEE Trans. Commun. 51 (3) (2003)
Char-Dir Chung, Fu-Chuan Hung
Noncoherent maximum-likelihood block detection of orthogonal NFSK-LDPSK signals. IEEE Trans. Veh. Technol. 51 (2) (2002)
Char-Dir Chung
Orthogonally multiplexed orthogonal amplitude modulation family. IEEE Trans. Commun. 50 (3) (2002)
Char-Dir Chung, Fuh-Hsin Hwang
Diversity codes for differential phase modulation in a correlated Rayleigh fading channel. IEEE Trans. Commun. 49 (7) (2001)
Char-Dir Chung, Fuh-Hsin Hwang
Diversity coding technique for differential phase modulation in a correlated Rayleigh fading channel. PIMRC (2000)
Char-Dir Chung
Differential detection of quadrature frequency/phase modulated signals. IEEE Trans. Commun. 47 (4) (1999)
Char-Dir Chung
Corrections To "differentially Amplitude And Phase-encoded Qam For The Correlated Rayleigh-fading Channel With Diversity Reception". IEEE Trans. Commun. 46 (1) (1998)
Char-Dir Chung
Noncoherent detection of preamble-signal-assisted differentially phase-encoded APSK signals. IEEE Trans. Commun. 46 (10) (1998)
Char-Dir Chung
Differentially amplitude and phase-encoded QAM for the correlated Rayleigh-fading channel with diversity reception. IEEE Trans. Commun. 45 (3) (1997)
Char-Dir Chung, Ping-Chia Huang
Effects of fading and partial-band noise jamming on a fast FH/BFSK acquisition receiver with noise-normalization combination. IEEE Trans. Commun. 44 (1) (1996)
Char-Dir Chung, Andreas Polydoros
Parameter estimation of random FH signals using autocorrelation techniques. IEEE Trans. Commun. 43 (2/3/4) (1995)
Char-Dir Chung
Differentially coherent detection technique for direct-sequence code acquisition in a Rayleigh fading mobile channel. IEEE Trans. Commun. 43 (2/3/4) (1995)