Výsledky vyhledávání - modulation and coding schemes and OFDM(Orthogonal Frequency Division Multiplexing)

A turbo‐based encryption and coding scheme for multiple‐input multiple‐output orthogonal frequency division multiplexing wireless communication systems affected by Doppler frequency offset Autor Linh, Dinh Van, Yem, Vu Van

“…Multiple‐Input Multiple‐Output Orthogonal Frequency Division Multiplexing (MIMO‐OFDM) is an essential technology in the wireless communication system…”
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A novel Block Bi‐diagonalization based pre‐coding scheme for bit error reduction in mutiple input multiple output‐orthogonal frequency division multiplexing Autor Paul, Prajit, Roy, Bappadittya, Bhattacharjee, Anup Kumar

“… The discrete wavelet‐based OFDM system is one of the key ideas to present good orthogonal by emphasizing orthogonal wavelets…”
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Preamble-Based Signal-to-Noise Ratio Estimation for Adaptive Modulation in Space–Time Block Coding-Assisted Multiple-Input Multiple-Output Orthogonal Frequency Division Multiplexing System Autor Manzoor, Shahid, Othman, Noor Shamsiah, Muhieldeen, Mohammed W.

“…)-assisted multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) system…”
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Outage probability analysis of space–time block coding-orthogonal frequency division multiplexing cooperative systems Autor Poursajadi, Sajad, Madani, Mohammad Hossein

“…In this study, the performance of a multi-carrier (MC) multi-relay system with multi-antenna at source and destination nodes is investigated based on Alamouti space–time block coding (STBC…”
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Wireless Information and Power Transfer in Multiuser OFDM Systems Autor Zhou, Xun, Zhang, Rui, Ho, Chin Keong

“…) in downlink multiuser orthogonal frequency division multiplexing (OFDM) systems, where the users harvest energy and decode information using the same signals received from a fixed access point (AP…”
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Polar-Coded OFDM With Index Modulation Autor Zhang, Dexin, Niu, Kai

“…This paper studies the joint design of polar coding and orthogonal frequency division multiplexing with index modulation (OFDM-IM…”
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Binary CGH encryption coding-based DCO-OFDM VLC transmission system Autor Yu, Nana, Lu, Bocheng, Jia, Xinyu, Ji, Xiangxiang, Wang, Xiaolei, Zhu, Qiaofen, Xi, Sixing

“…) cryptographic coding and discrete Fourier transform (DFT) precoding DC-biased optical orthogonal frequency division multiplexing (DCO-OFDM) is proposed…”
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Physical-Layer Network Coding Based on Residual Field of Algebraic Integers in OFDM-VLC Two-Way Relay Networks Autor Long, Zhongwei, Zhao, Jian

“…) for orthogonal frequency division multiplexing (OFDM) visible light communication (VLC) two-way relay networks (TWRNs…”
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Entropy Coding Aided Adaptive Subcarrier-Index Modulated OFDM Autor Kadir, Mohammad Ismat, Hongming Zhang, Sheng Chen, Hanzo, Lajos

“…We propose entropy coding-aided adaptive subcarrier-index-modulated orthogonal frequency division multiplexing (SIM-OFDM…”
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Superposition Coding for Downlink Underwater Acoustic OFDM Autor Ma, Lu, Zhou, Shengli, Qiao, Gang, Liu, Songzuo, Zhou, Feng

“…) is adopted for user decoding. Combining SC with orthogonal frequency-division multiplexing (OFDM…”
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High Spectral Efficient Free-Space Optical Communication Using Multi-Stage Noise Shaping Delta-Sigma Modulation With Partial Transmit Sequence Algorithm and Arithmetic Coding Autor Jian, Yin-He, Chen, Jian-Wen, Wang, Chih-Chun, Wei, Tzu-Chieh, Chow, Chi-Wai

“…) algorithm for reducing the peak-to-average power ratio during the orthogonal frequency division multiplexing…”
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CFO/Channel estimation algorithms for space-time block coded orthogonal frequency division multiplexing wireless relay networks without using cyclic prefix of OFDM Autor Lin, Tsui-Tsai, Hwang, Fuh-Hsin

“…) in decode-and-forward relay systems, where coded orthogonal frequency division multiplexing is employed without cyclic prefix…”
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Enhanced Huffman Coded OFDM With Index Modulation Autor Dang, Shuping, Guo, Shuaishuai, Coon, Justin P., Shihada, Basem, Alouini, Mohamed-Slim

“…In this paper, we propose an enhanced Huffman coded orthogonal frequency-division multiplexing with index modulation (EHC-OFDM-IM) scheme…”
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Enhanced Orthogonal Frequency-Division Multiplexing With Subcarrier Number Modulation Autor Dang, Shuping, Ma, Guoqing, Shihada, Basem, Alouini, Mohamed-Slim

“…A novel modulation scheme termed orthogonal frequency-division multiplexing with subcarrier number modulation (OFDM-SNM…”
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Information-Theoretic Analysis of OFDM With Subcarrier Number Modulation Autor Dang, Shuping, Guo, Shuaishuai, Shihada, Basem, Alouini, Mohamed-Slim

“…With the prevalence of orthogonal frequency-division multiplexing (OFDM) in many standards, e.g., IEEE 802.11, IEEE…”
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Modeling and Analysis of Differential CQI Feedback in 4G/5G OFDM Cellular Systems Autor Kumar, Vineeth, Mehta, Neelesh B.

“…Reduced feedback schemes are crucial in achieving the high data rates expected of orthogonal frequency-division multiplexing-based 4G and 5G cellular systems…”
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A SLM Scheme for PAPR Reduction in Polar Coded OFDM-IM Systems Without Using Side Information Autor Zhang, Si-Yu, Shahrrava, Behnam

“…) reduction in orthogonal frequency division multiplexing with index modulation (OFDM-IM) systems. The proposed scheme by utilizing random frozen bits in polar codes generates different number of candidate sequences…”
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Spectral efficiency analysis for massive MIMO orthogonal frequency division multiplexing and filter bank multicarrier in a realistic scenario using signal‐to‐noise‐and‐distortion ratio and interpolation for different modulation coding schemes Autor Jose, Felipe Kurpiel, Assumpção Lolis, Luis Henrique, Mafra, Samuel Baraldi, Parente Ribeiro, Eduardo

“…) and orthogonal frequency division multiplexing (OFDM) modulations. For that the SNR adopted in previous studies is compared to the inverse of the mean squared error (MSE…”
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Adaptively Encoding Multimode VCSEL With Spectral Efficient Data Formats for Seamless Wired-Wireless Network Coverage Autor Weng, Jui-Hung, Lo, Wei-Chi, Wang, Jiaxing, Su, Borching, Chang-Hasnain, Constance J., Lin, Gong-Ru

“…The multiple data formats such as the quadrature amplitude modulation-orthogonal frequency division multiplexing (QAM-OFDM…”
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Average bit error rate performance analysis of a low-density parity-check-coded orthogonal frequency-division multiplexing FSO system under Málaga distribution considering atmospheric attenuation and pointing errors Autor Duan, Mengyi, Wang, Ping, Liu, Xiaoxia, Li, Yutao, Chen, Wenwen, Li, Ang

“…The average bit error rate (ABER) performance of low-density parity-check (LDPC)-coded orthogonal frequency-division multiplexing (OFDM…”
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