Differentially coherent detection technique for direct-sequence code acquisition in a Rayleigh fading mobile channel. - Char-Dir Chung (IEEE Trans. Commun., 1995)

Parameter estimation of random FH signals using autocorrelation techniques. - Char-Dir Chung; Andreas Polydoros (IEEE Trans. Commun., 1995)

Effects of fading and partial-band noise jamming on a fast FH/BFSK acquisition receiver with noise-normalization combination. - Char-Dir Chung; Ping-Chia Huang (IEEE Trans. Commun., 1996)

Differentially amplitude and phase-encoded QAM for the correlated Rayleigh-fading channel with diversity reception. - Char-Dir Chung (IEEE Trans. Commun., 1997)

Corrections To "differentially Amplitude And Phase-encoded Qam For The Correlated Rayleigh-fading Channel With Diversity Reception". - Char-Dir Chung (IEEE Trans. Commun., 1998)

Noncoherent detection of preamble-signal-assisted differentially phase-encoded APSK signals. - Char-Dir Chung (IEEE Trans. Commun., 1998)

Differential detection of quadrature frequency/phase modulated signals. - Char-Dir Chung (IEEE Trans. Commun., 1999)

Diversity coding technique for differential phase modulation in a correlated Rayleigh fading channel. - Char-Dir Chung; Fuh-Hsin Hwang (PIMRC, 2000)

Diversity codes for differential phase modulation in a correlated Rayleigh fading channel. - Char-Dir Chung; Fuh-Hsin Hwang (IEEE Trans. Commun., 2001)

Orthogonally multiplexed orthogonal amplitude modulation family. - Char-Dir Chung (IEEE Trans. Commun., 2002)

Noncoherent maximum-likelihood block detection of orthogonal NFSK-LDPSK signals. - Char-Dir Chung; Fu-Chuan Hung (IEEE Trans. Veh. Technol., 2002)

Coherent and differentially coherent detections of orthogonally multiplexed orthogonal phase-modulated signals. - Char-Dir Chung (IEEE Trans. Commun., 2003)

Data hiding of binary images using pair-wise logical computation mechanism. - Chang-Lung Tsai; Kuo-Chin Fan; Char-Dir Chung; Thomas C. Chuang (ICME, 2004)

Noncoherent Block Detection of Multiple-Pulse Equicorrelated Modulation Signals. - Char-Dir Chung; Shih-Ming Cho (IEICE Trans. Commun., 2005)

Reversible data hiding and lossless reconstruction of binary images using pair-wise logical computation mechanism. - Chang-Lung Tsai; Huei-Fen Chiang; Kuo-Chin Fan; Char-Dir Chung (Pattern Recognit., 2005)

Orthogonally multiplexed on-off-keyed amplitude and phase modulation families. - Char-Dir Chung; Horng-Shyang Liaw (IEEE Trans. Wirel. Commun., 2005)

Spectrally Precoded OFDM. - Char-Dir Chung (IEEE Trans. Commun., 2006)

Correlatively coded OFDM. - Char-Dir Chung (IEEE Trans. Wirel. Commun., 2006)

Noncoherent block detection in the presence of DC offset. - Char-Dir Chung (IEEE Trans. Wirel. Commun., 2006)

Spectrally Precoded OFDM with Cyclic Prefix. - Char-Dir Chung (ICC, 2007)

Constant-Power Adaptive Differentially Coherent Orthogonally Multiplexed Orthogonal Phase Modulation for Flat Fading Channels. - Wei-Lun Lin; Char-Dir Chung (PIMRC, 2007)

Lossless Data Hiding of Color Images Using Pixel Decomposition and Phase Difference. - Chang-Lung Tsai; Kuo-Chin Fan; Thomas C. Chuang; Char-Dir Chung (J. Inf. Sci. Eng., 2007)

Spectral precoding for rectangularly pulsed OFDM. - Char-Dir Chung (IEEE Trans. Commun., 2008)

Constant-power adaptive orthogonally multiplexed modulations under flat Rayleigh fading. - Wei-Lun Lin; Char-Dir Chung (IEEE Trans. Wirel. Commun., 2008)

Asymptotic spectral behavior of spectrally precoded OFDM signal with arbitrary input statistics. - Hao-Ming Chen; Char-Dir Chung (IEEE Commun. Lett., 2009)

Adaptive differentially coherent orthogonally multiplexed orthogonal phase modulation over flat fading channels. - Wei-Lun Lin; Char-Dir Chung (IEEE Trans. Wirel. Commun., 2009)

Spectral precoding for constant-envelope OFDM. - Char-Dir Chung (IEEE Trans. Commun., 2010)

An Improved Spectral Precoding Technique for Constant-Envelope OFDM. - Hao-Ming Chen; Wei-Chang Chen; Char-Dir Chung (VTC Fall, 2011)

Power-Efficient Distributed Estimation in Hybrid MAC Wireless Sensor Networks. - Ju-Chieh Liu; Char-Dir Chung (VTC Spring, 2011)

Distributed Estimation in a Wireless Sensor Network Using Hybrid MAC. - Ju-Chieh Liu; Char-Dir Chung (IEEE Trans. Veh. Technol., 2011)

Spectrally Precoded OFDM and OFDMA with Cyclic Prefix and Unconstrained Guard Ratios. - Hao-Ming Chen; Wei-Chang Chen; Char-Dir Chung (IEEE Trans. Wirel. Commun., 2011)

Spectral Sidelobe Decaying Property of Walsh-Hadamard Code in MC-CDMA Systems. - Chia-Ching Lin; Wei-Chang Chen; Char-Dir Chung (IEEE Trans. Wirel. Commun., 2011)

Realizable Bandlimited DS-CDMA System Occupying Nyquist Bandwidth. - Char-Dir Chung; Wei-Chang Chen; Wei-Lun Lin (IEEE Commun. Lett., 2012)

Orthogonal Multirate Modulation. - Char-Dir Chung; Wei-Chang Chen (IEEE Trans. Commun., 2012)

Differentially Amplitude- and Phase-Encoded QAM for Amplify-and-Forward Multiple-Relay Systems. - Chi-Hua Huang; Char-Dir Chung (IEEE Trans. Veh. Technol., 2012)

Distributed Detection in a Wireless Sensor Network Using Hybrid MAC. - Ju-Chieh Liu; Po-Heng Chou; Char-Dir Chung (VTC Spring, 2013)

Spectral Precoding for Cyclic-Prefixed OFDMA With Interleaved Subcarrier Allocation. - Wei-Chang Chen; Char-Dir Chung (IEEE Trans. Commun., 2013)

Concatenated Precoded OFDM for CFO Effect Mitigation. - Chi-Hsiang Tseng; Char-Dir Chung (IEEE Trans. Veh. Technol., 2013)

Subspace-Based Blind Channel Estimation for OFDM by Exploiting Cyclic Prefix. - Chi-Hsiang Tseng; Yu-Chieh Cheng; Char-Dir Chung (IEEE Wirel. Commun. Lett., 2013)

Sparse-training-sequence-aided OFDM systems for CFO effect mitigation. - Chi-Hsiang Tseng; Po-Heng Chou; Char-Dir Chung (ICCC, 2014)

OFDM with Spectral Precoding and Specific-Band Power Minimization. - Tsung-Wei Wu; Wei-Chang Chen; Yi-Min Huang; Char-Dir Chung; Bingli Jiao (VTC Spring, 2014)

Differential space-time modulation using DAPSK. - Chi-Hua Huang; Char-Dir Chung (WOCC, 2014)

Spectrally Precoded DFT-Based OFDM and OFDMA With Oversampling. - Tsung-Wei Wu; Char-Dir Chung (IEEE Trans. Veh. Technol., 2014)

Differential Space-Time Modulation Using DAPSK Over Rician Fading Channels. - Chi-Hua Huang; Char-Dir Chung (Wirel. Pers. Commun., 2014)

Single-Carrier Frequency Division Multiple Access with Anchor-Symbol Insertion. - Teng-Yuan Chang; Po-Heng Chou; Char-Dir Chung (VTC Fall, 2015)

Diversity Transmission and Reception of DAPSK for OFDM. - Chi-Hua Huang; Char-Dir Chung (IEEE Trans. Veh. Technol., 2015)

Location-Based Time-Dependent Smart Data Pricing by SDN. - Hung-Wen Lin; Meng-Ju Lu; Phone Lin; Po-Heng Chou; Jeu-Yih Jeng; Char-Dir Chung (GLOBECOM, 2016)

MISO-OFDM system with subband beamforming. - Shih-Hsun Ma; Yen-Chin Wang; Char-Dir Chung (ICCC, 2016)

Circulantly precoded OFDM. - Yen-Chin Wang; Po-Heng Chou; Char-Dir Chung (ICCC, 2016)

Spectral Precoding for OFDM without Guard Interval Insertion. - Char-Dir Chung; Kuo-Wei Chen (VTC Spring, 2016)

Correlatively Precoded OFDM With Reduced PAPR. - Tsung-Wei Wu; Char-Dir Chung (IEEE Trans. Veh. Technol., 2016)

Joint Transmit Beamforming and Power Control for Full-Duplex Cellular Systems. - Pei-Rong Li; Meng-Lin Ku; Char-Dir Chung; Sheng-Hong Wang (VTC Spring, 2017)

Spectrally Efficient OFDM Pilot Waveform for Channel Estimation. - Wei-Chang Chen; Char-Dir Chung (IEEE Trans. Commun., 2017)

Spectrally Precoded OFDM Without Guard Insertion. - Char-Dir Chung; Kuo-Wei Chen (IEEE Trans. Veh. Technol., 2017)

Near-CAZAC Preamble Sequences for Initial Synchronization in Spectrally Compact OFDM. - Cheng-Chen Lin; Wei-Chang Chen; Char-Dir Chung (VTC Fall, 2018)

Preamble Sequence Design for Spectral Compactness and Initial Synchronization in OFDM. - Char-Dir Chung; Wei-Chang Chen (IEEE Trans. Veh. Technol., 2018)

Cancellation Symbol Insertion Technique for Sidelobe Suppression in OFDM Pilot Waveform. - Wei-Chang Chen; Jia-Ling Jiang; Char-Dir Chung (ICCC, 2019)

Pilot Sequence Design for Spectral Compactness and Channel Estimation in OFDM. - Wei-Chang Chen; Chih-Kai Yang; Po-Tsang Chi; Char-Dir Chung (VTC Fall, 2019)

Selective Transmission Strategy for NOMA in Downlink CoMP. - Char-Dir Chung; Chia-An Ku (VTC Spring, 2019)

Enhancing User Fairness in NOMA for Downlink CoMP Networks. - Chia-An Ku; Char-Dir Chung (J. Commun., 2019)

Cancellation Symbol Insertion for Spectrally Compact OFDM Pilot Waveform. - Jia-Ling Jiang; Char-Dir Chung; Wei-Chang Chen (WCNC, 2020)

Constant-Amplitude Sequences for Spectrally Compact OFDM Training Waveforms. - Char-Dir Chung; Wei-Chang Chen; Chih-Kai Yang (IEEE Trans. Veh. Technol., 2020)

GLRT-Based Preamble Sequence Detection in OFDM. - Chieh-Ju Tsai; Wei-Chang Chen; Fu-Chuan Hung; Char-Dir Chung (VTC Spring, 2021)

Iterative Decision-Feedback Hybrid Equalization in SC-FDM. - Li-Yu Ma; Wei-Chang Chen; Char-Dir Chung (PIMRC, 2022)

Spectrally Precoded OTFS Modulation. - Wei-Chang Chen; Chang-Hung Lu; Char-Dir Chung (VTC Fall, 2022)

Capacity and turbo equalization for truncated root-raise cosine-pulsed modulation systems in the presence of timing offset. - Wei-I Chiang; Fu-Chuan Hung; Char-Dir Chung (Int. J. Commun. Syst., 2022)

Pre-Equalized and Spectrally Precoded OFDM. - Wei-Chang Chen; Char-Dir Chung; Po-Hsien Wang (IEEE Trans. Veh. Technol., 2022)

Iterative Symbol Decision Schemes for CP-OTFS on Static Multipath Channels. - Shuen-Yu Tsai; Wei-Chang Chen; Char-Dir Chung (ICNC, 2023)

Simultaneous Channel Estimation in MIMO OFDM Systems Using Constant-Amplitude Sequences. - Shih-Hao Lu; Char-Dir Chung; Wei-Chang Chen (VTC Fall, 2023)

Coarse Initial Time Synchronization for OTFS. - Min-Zhi Xu; Char-Dir Chung; Wei-Chang Chen (VTC Fall, 2023)

Performance Analysis of SIMO-OFDM Systems With Pilot-Aided Channel Estimation. - Jy-Chin Liao; Wei-Chang Chen; Char-Dir Chung (IEEE Syst. J., 2023)

Random Access Preamble Detection in OFDM Systems Using Constant-Amplitude Sequences. - Po-Jen Chen; Yen-Chia Tseng; Shih-Hao Lu; Wei-Chang Chen; Char-Dir Chung (VTC Fall, 2024)

Simultaneous Channel Estimation in Multicell Multiuser MIMO OFDM Systems. - Yen-Chia Tseng; Po-Jen Chen; Shih-Hao Lu; Wei-Chang Chei; Char-Dir Chung (VTC Fall, 2024)

Orthogonal Constant-Amplitude Sequence Families for System Parameter Identification in Spectrally Compact OFDM. - Shih-Hao Lu; Char-Dir Chung; Wei-Chang Chen; Ping-Feng Tsou (Wirel. Pers. Commun., 2024)

Initial Time Synchronization for OTFS. - Char-Dir Chung; Min-Zhi Xu; Wei-Chang Chen (IEEE Trans. Veh. Technol., 2024)