Výsledky vyhledávání - "Modulation and coding methods"

Spectral characteristics of DDPM streams and their application to all‐digital amplitude modulation Autor Crovetti, P. S.

“…A new closed‐form expression of the spectral coefficients of the digital streams obtained by dyadic digital pulse modulation is presented and validated in this…”
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Average BER performance of MPSK with noisy phase reference in Nakagami‐m fading channel Autor Jang, Yeonsoo

“…This letter derives an approximate average bit error rate (BER) expression of M‐ary phase shift keying with a noisy phase reference in a Nakagami‐m fading…”
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Over‐the‐air equalization with reconfigurable intelligent surfaces Autor Arslan, Emre, Yildirim, Ibrahim, Kilinc, Fatih, Basar, Ertugrul

“…Reconfigurable intelligent surface (RIS)‐empowered communications is on the rise and is a promising technology envisioned to aid in 6G and beyond wireless…”
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Enhanced spatial modulation with generalized antenna selection in MISO channels Autor Qing, Hua, Yu, Hua, Liu, Yun, Wen, Miaowen

“…Here, an enhanced spatial modulation with generalized antenna selection (ESM‐GAS) for multiple‐input single‐output systems is proposed. Unlike the conventional…”
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Deep learning‐based pilot‐assisted channel state estimator for OFDM systems Autor Essai Ali, Mohamed Hassan

“…This study proposes an online deep learning‐based channel state estimator for OFDM wireless communication systems by employing the deep learning long…”
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PAPR reduction technique for FBMC based visible light communication systems Autor Salama, Gerges M., Abdalla, Haitham F., Mohamed, Amira A., Hassan, Emad S., Dessouky, Moawad I., Khalaf, Ashraf A. M., El‐Emary, Atef, Elsafrawey, Amir S.

“…One of the critical challenges in multicarrier‐based systems is peak to average power ratio (PAPR). Recently, Filter Bank Multicarrier (FBMC) is proved to be a…”
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PAPR analysis of non‐contiguous duplex multicarrier signals Autor Savaux, V., Louët, Y.

“…This paper deals with the peak to average power ratio of duplex multicarrier signals. A simple but accurate expression of the complementary cumulative…”
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Measurement of relative phase for 5G NR digitally modulated signal using cumulative distribution function Autor Kim, Dong‐Woo, Kim, Kangwook, Jung, Young‐Bae, Lim, Jong‐Hyuk, Oh, Soon‐Soo

“…This letter proposes a measurement technique for the relative phase of a 5G new radio (NR) signal. The total radiated power (TRP) is measured to evaluate…”
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Modified load‐modulation network with two π‐type high‐pass equivalent λ/4 lines for wideband compact GaN MMIC Doherty power amplifier design Autor Liu, Rui‐Jia, Zhu, Xiao‐Wei, Xia, Jing, Jiang, Yi‐Fan, Chen, Peng, Yu, Chao, Ge, Chuan

“…A modified load‐modulation network to design a fully integrated wideband Doherty power amplifier (DPA) from 4.6 to 5.5 GHz is presented in this letter. The…”
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Maximal‐ratio combining detection in massive multiple‐input multiple‐output systems with accurate probability distribution function Autor Chumchewkul, Ditsapon, Tsimenidis, Charalampos

“…This letter derives the probability distribution function (PDF) of received symbols for orthogonal frequency‐division multiplexing (OFDM) based massive…”
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A high bit rate free space optics based ring topology having carrier‐less nodes Autor Mirza, Jawad, Imtiaz, Waqas A., Aljohani, Abdulah Jeza, Ghafoor, Salman

“…A free space optics based ring topology that transmits full‐duplex data to four different nodes in the ring is proposed. The link is designed such that the…”
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BOCC: A new modulation based on chirp subcarriers for future BeiDou LEO navigation‐augmented signal Autor Zhao, Xin, Huang, Xinming M., Sun, Guangfu F.

“…For improving the anti‐interference performance and compatibility of a navigation‐augmented signal in future BeiDou Global Navigation Satellite Systems, a new…”
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Analysing digital predistortion technique for computation‐efficient power amplifier linearisation in the presence of measurement noise Autor Tripathi, Girish Chandra, Rawat, Meenakshi

“…The noise is an inherent part of a transceiver system, which becomes more severe on low‐cost systems. The power amplifier (PA) further enhances this noise and…”
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A dispersion‐free multi‐access RF dissemination link with phase jitter compensation Autor Zhu, Xiang, Jin, Tao, Fu, Ying, Chi, Hao, Liu, Weimin, Wang, Qihang, Feng, Pengyu

“…A dispersion‐free scheme for stable multi‐access radio frequency dissemination in a fibre loop link is proposed and demonstrated. The phase jitter and…”
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Performance analysis of hybrid MPAPM technique for deep‐space optical communications Autor Idris, Sadiq, Selmy, Hossam, Lopes, Waslon Terllizzie A.

“…A hybrid multiple pulse amplitude and position modulation (H‐MPAPM) scheme based on gradual multi‐pulse pulse‐position modulation (G‐MPPM) and multi‐level…”
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Deep learning‐based digital signal modulation identification under different multipath channels Autor Zhang, Jiawen, Hu, Su, Du, Zhaonan, Wu, Weiwei, Gao, Yuan, Cao, Jiang

“…Deep learning (DL) has been applied to digital signal modulation identification (DSMI) due to its powerful feature learning ability. However, most of the…”
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Improved MBOC modulations based on periodic offset subcarrier Autor Zhao, Xin, Huang, Xinming, Liu, Zhe, Xiao, Zhibin, Sun, Guangfu

“…With the development of global navigation satellite systems, the modernization of global navigation satellite systems has arrived, which takes the binary…”
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High precision positioning algorithm based on carrier phase and time of arrival Autor Zhang, Zhenyu, Kang, Shaoli, Zhang, Xiang

“…Carrier phase positioning technology is widely used in global navigation satellite systems (GNSS) but not applied to wireless orthogonal frequency division…”
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Novel handover scheme for indoor VLC systems Autor Younus, Safwan Hafeedh, Al‐Hameed, Aubida A., Hussein, Ahmed Taha

“…Managing mobility in visible light communication systems is one of the main encounters that requires to be tackled. In this paper, we propose subcarrier…”
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Performance evaluation of Nakagami‐m fading with impulsive noise Autor Ashraf, Umer, Begh, Gh. Rasool

“…The main motivation for considering noise to be Gaussian is the central limit theorem (CLT), which accounts for the perturbations that are additive in nature…”
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