We propose and evaluate the performance of a continuous phase modulation based
orthogonal frequency division multiplexing (CPM-OFDM) transceiver for underwater acoustic …

This paper introduces a new scheme for encrypting images with a few details based on
wavelet fusion. In this scheme, the image with a few details to be encrypted is fused with …

In this paper, the discrete cosine transform (DCT) is utilized for single carrier frequency
division multiple access (SC-FDMA) transmission. Firstly, an improved DCT-based SC …

Radio resource allocation to the system users is the key challenge issue in multi-user
orthogonal frequency division multiplexing (MU-OFDM) systems. In this paper, an efficient …

Wireless underwater communication involves transmitting and receiving data below water
without a wired interface. Acoustic waves have been reliably used for underwater …

该文针对时变频率选择性衰落信道下高阶连续相位调制(CPM) 信号盲均衡中存在的均衡性能较
差, 复杂度较高以及收敛速度慢等问题, 从双向自适应信道均衡的角度出发 …

In this paper, a proposed method for Peak-to-Average Power Ratio (PAPR) reduction of
Orthogonal Frequency Division Multiplexing (OFDM) signals based on discrete transforms is …

To solve the issues of the high complexity, poor performance, and slow convergence speed
in the blind equalization of high order Continuous Phase Modulation (CPM) signals, a new …

This study presents an eigen-filter-based carrier-frequency-offset (CFO) estimation algorithm
for orthogonal-frequency-division-multiple-access (OFDMA) uplinks. The proposed …

This paper presents a simple yet effective carrier-frequency-offset (CFO) estimation
algorithm for orthogonal-frequency-division-multiplexing (OFDM) system using a general …