Works matching DE "QUADRATURE phase shift keying"

Results: 301

Applying Machine Learning Approach to Identifying Channels in MIMO Networks for Communications in 5G-Enabled Sustainable Smart Cities.

Published in:

Mobile Networks & Applications, 2024, v. 29, n. 6, p. 1769, doi. 10.1007/s11036-023-02213-8

By:

Stalin, Shalini;
Gupta, Manish;
Makanyadevi, K.;
Agrawal, Amit;
Jain, Anupriya;
Pandit, Shraddha V.;
Rizwan, Ali

Publication type:

Article

Efficient Blind Signal Separation Algorithms for Wireless Multimedia Communication Systems.

Published in:

Wireless Personal Communications, 2024, v. 138, n. 2, p. 745, doi. 10.1007/s11277-024-11494-5

By:

Ali, R.;
Zahran, O.;
Abd El-Samie, Fathi E.;
Serag Eldin, Salwa M.

Publication type:

Article

Enhancement of Optical Wireless Discrete Multitone Channel Capacity Based on Li-Fi Using Sparse Coded Mask Modeling.

Published in:

Photonics, 2025, v. 12, n. 4, p. 395, doi. 10.3390/photonics12040395

By:

Won, Yong-Yuk;
Han, Heetae;
Choi, Dongmin;
Yoon, Sang Min

Publication type:

Article

First Real-Time 221.9 Pb/S∙Km Transmission Capability Demonstration Using Commercial 138-Gbaud 400 Gb/S Backbone OTN System over Field-Deployed Seven-Core Fiber Cable with Multiple Fusion Splicing.

Published in:

Photonics, 2025, v. 12, n. 3, p. 269, doi. 10.3390/photonics12030269

By:

Cui, Jian;
Deng, Yu;
Liu, Zhuo;
Wang, Yuxiao;
Qiu, Chen;
Li, Zhi;
Wu, Chao;
Hao, Bin;
Zhang, Leimin;
Zhang, Ting;
Wu, Bin;
Zhang, Chengxing;
Wang, Weiguang;
Chen, Yong;
Li, Kang;
Gao, Feng;
Shen, Lei;
Zhang, Lei;
Luo, Jie;
Sun, Yan

Publication type:

Article

A Filter-Free, Image-Reject, Sub-Harmonic Downconverted RoF Link Without Fiber-Dispersion-Induced Power Fading.

Published in:

Photonics, 2024, v. 11, n. 12, p. 1191, doi. 10.3390/photonics11121191

By:

Li, Yuanyuan;
Zhao, Qiong;
Zhang, Wu

Publication type:

Article

A Hybrid Millimeter-Wave and Free-Space-Optics Communication Architecture with Adaptive Diversity Combining and HARQ Techniques.

Published in:

Photonics, 2023, v. 10, n. 12, p. 1320, doi. 10.3390/photonics10121320

By:

Liu, Yinjun;
Tan, Xiaochuan;
Jia, Junlian;
Dong, Boyu;
Huang, Changle;
Luo, Penghao;
Shi, Jianyang;
Chi, Nan;
Zhang, Junwen

Publication type:

Article

2ERNN: Elman Residual Recurrent Neural Network for Spectrum Sensing in the Cognitive Radio Network.

Published in:

Traitement du Signal, 2024, v. 41, n. 6, p. 2895, doi. 10.18280/ts.410610

By:

Danesh, K.;
Dharani, R.

Publication type:

Article

正交方波 LoRa 载波同步问题的分析和解决方法.

Published in:

Telecommunication Engineering, 2024, v. 64, n. 11, p. 1872, doi. 10.20079/j.issn.1001-893x.230918003

By:

徐锐;
苏明;
严楚明;
刘元安

Publication type:

Article

宽带遥测网络中基于信道估计误差补偿的均衡算法.

Published in:

Telecommunication Engineering, 2024, v. 64, n. 9, p. 1444, doi. 10.20079/j.issn.1001-893x.230801001

By:

王乐;
吴胥岑

Publication type:

Article

一种基于 UQPSK 体制的无人机数据链设计与实现.

Published in:

Telecommunication Engineering, 2023, v. 63, n. 3, p. 342, doi. 10.20079/j.issn.1001-893x.211006001

By:

李昂阳;
王曦煜;
牟宏伟;
孔志杰

Publication type:

Article

一种宽频段软件无线电平台的设计与实现.

Published in:

Telecommunication Engineering, 2022, v. 62, n. 7, p. 898, doi. 10.3969/j.issn.1001-893x.2022.07.009

By:

李翔;
黄忠凡;
赵文超;
张健

Publication type:

Article

高码率 SOQPSK 接收机的低时延解调和快速同步设计.

Published in:

Telecommunication Engineering, 2021, v. 61, n. 9, p. 1124, doi. 10.3969/j.issn.1001-893x.2021.09.010

By:

赖鹏辉;
夏国江;
王岩;
王世练;
何山

Publication type:

Article

基于线性相位近似的 SOQPSK-TG 信号同步算法.

Published in:

Telecommunication Engineering, 2021, v. 61, n. 3, p. 348, doi. 10.3969/j.issn.1001-893x.2021.03.014

By:

王乐;
刘靖

Publication type:

Article

采用MRSSA-ICA的共信道多通信信号盲分离.

Published in:

Telecommunication Engineering, 2020, v. 60, n. 5, p. 554, doi. 10.3969/j.issn.1001-893x.2020.05.011

By:

卢广阔

Publication type:

Article

适用于海上卫星通信终端的快速测试系统.

Published in:

Telecommunication Engineering, 2020, v. 60, n. 1, p. 15, doi. 10.3969/j.issn.1001-893x.2020.01.003

By:

饶浩;
梁显锋;
张津舟;
田野;
谌德军;
安军社

Publication type:

Article

一种宽带零中频接收前端的设计.

Published in:

Telecommunication Engineering, 2019, v. 59, n. 12, p. 1398, doi. 10.3969/j.issn.1001-893x.2019.12.005

By:

宋嵩;
饶浩;
梁显锋

Publication type:

Article

Wind turbine impact on operational weather radar I/Q data: characterisation and filtering.

Published in:

Atmospheric Measurement Techniques, 2017, v. 10, n. 5, p. 1739, doi. 10.5194/amt-10-1739-2017

By:

Norin, Lars

Publication type:

Article

Digital Noncoherent Demodulator of Fourposition Differential Phase Shift Keyed Signals.

Published in:

Engineering Letters, 2020, v. 28, n. 2, p. 306

By:

Chernoyarov, Oleg V.;
Glushkov, Alexey N.;
Litvinenko, Vladimir P.;
Litvinenko, Yuliia V.;
Makarov, Alexander A.;
Matveev, Boris V.

Publication type:

Article

Improved channel estimation for underwater wireless optical communication OFDM systems by combining deep learning and machine learning models: Improved channel estimation for underwater wireless optical...: W.M. Salama, M.H. Aly.

Published in:

Optical & Quantum Electronics, 2025, v. 57, n. 3, p. 1, doi. 10.1007/s11082-025-08090-7

By:

Salama, Wessam M.;
Aly, Moustafa H.

Publication type:

Article

Free space optical communication using OQPSK in the presence of strong atmospheric turbulence and losses.

Published in:

Optical & Quantum Electronics, 2024, v. 56, n. 10, p. 1, doi. 10.1007/s11082-024-07591-1

By:

Belgaonkar, Vijayashri V.;
Triveni, C. L.;
Sundaraguru, R.

Publication type:

Article

BER Performance analysis of a convolutional coded non-Hermitian OFDM FSO system over strong atmospheric turbulent channel.

Published in:

Optical & Quantum Electronics, 2024, v. 56, n. 7, p. 1, doi. 10.1007/s11082-024-07058-3

By:

Mrittika, Tabassum Tasnim;
Afrin, Labiba;
Islam, M. Shariful;
Barua, Bobby

Publication type:

Article

Mitigation of FWM effect in DWDM-RoF system using OQPSK modulation.

Published in:

Optical & Quantum Electronics, 2024, v. 56, n. 4, p. 1, doi. 10.1007/s11082-024-06279-w

By:

Supriya, S. S.;
Zacharias, Joseph

Publication type:

Article

Quantum-enhanced OFDM signal processing: advancing 5G mobile network and IoT communication for healthcare application.

Published in:

Optical & Quantum Electronics, 2024, v. 56, n. 3, p. 1, doi. 10.1007/s11082-023-05969-1

By:

Kumar, Ravi

Publication type:

Article

A simple filter-less QPSK modulated vector millimeter-wave signal generation with frequency quadrupling only enabled by a DP-PolM.

Published in:

Optical & Quantum Electronics, 2023, v. 55, n. 14, p. 1, doi. 10.1007/s11082-023-05533-x

By:

Wang, Dongfei;
Li, Yujin;
Yan, Xueyao;
Ding, Haiyang;
Li, Zichen

Publication type:

Article

Improved 300 GHz FSO communication link performance using hybrid OQPSK/AM modulation with predistortion under extreme weather conditions.

Published in:

Optical & Quantum Electronics, 2023, v. 55, n. 7, p. 1, doi. 10.1007/s11082-023-04951-1

By:

Yousif, Raghad Zuhair

Publication type:

Article

Hardware-efficient and accurately frequency offset compensation based on feedback structure and polar coordinates processing.

Published in:

Optical & Quantum Electronics, 2023, v. 55, n. 2, p. 1, doi. 10.1007/s11082-022-04412-1

By:

Zhang, Xuefeng;
Ju, Cheng;
Wang, Dongdong;
Zhao, Yuanfan;
Xie, Peng;
Liu, Na

Publication type:

Article

Performance investigation of DQPSK modulated ultra dense WDM system for different pulse shapes under the effect of various transmission impairments.

Published in:

Optical & Quantum Electronics, 2022, v. 54, n. 10, p. 1, doi. 10.1007/s11082-022-04020-z

By:

Rajeev;
Kumar, Chakresh

Publication type:

Article

Ultra high-speed VLC system using polarization division multiplexed QPSK, DSP, and matched filters.

Published in:

Optical & Quantum Electronics, 2022, v. 54, n. 10, p. 1, doi. 10.1007/s11082-022-03882-7

By:

Kaur, Harleen;
Grewal, Narwant Singh

Publication type:

Article

A cascaded FBG scheme based OQPSK/DPSK modulation for chromatic dispersion compensation.

Published in:

Optical & Quantum Electronics, 2022, v. 54, n. 7, p. 1, doi. 10.1007/s11082-022-03826-1

By:

Mustafa, Fathy M.;
Zaky, Sayed A.;
Khalaf, Ashraf A. M.;
Aly, Moustafa H.

Publication type:

Article

BER performance analysis of a non-Hermitian coherent optical OFDM FSO system with polarization diversity using various atmospheric turbulent channel models.

Published in:

Optical & Quantum Electronics, 2022, v. 54, n. 5, p. 1, doi. 10.1007/s11082-022-03698-5

By:

Islam, M. Shariful;
Majumder, S. P.

Publication type:

Article

Graphene-based BPSK and QPSK modulators working at a very high bit rate (up Tbps range).

Published in:

Optical & Quantum Electronics, 2021, v. 53, n. 5, p. 1, doi. 10.1007/s11082-021-02928-6

By:

Wirth-Lima, A. J.;
Bezerra-Fraga, W.

Publication type:

Article

Design and evaluation of 2.3 Tb/s (23 ch. × 100 Gb/s) multi-carrier WDM optical transmission systems.

Published in:

Optical & Quantum Electronics, 2021, v. 53, n. 4, p. 1, doi. 10.1007/s11082-021-02826-x

By:

Patel, Rohit B.;
Kothari, Dilip Kumar

Publication type:

Article

An approach to multi-wavelength conversion based on cross-phase modulation effect in dual HNLFs for optical orthogonal modulation format.

Published in:

Optical & Quantum Electronics, 2020, v. 52, n. 5, p. 1, doi. 10.1007/s11082-020-02367-9

By:

Singh, Sukhbir;
Singh, Surinder

Publication type:

Article

Performance investigation of high-speed FSO transmission system under the influence of different atmospheric conditions incorporating 3-D orthogonal modulation scheme.

Published in:

Optical & Quantum Electronics, 2019, v. 51, n. 9, p. N.PAG, doi. 10.1007/s11082-019-1998-2

By:

Singh, Mehtab;
Malhotra, Jyoteesh

Publication type:

Article

100 Gbps multiplexed inter-satellite optical wireless communication system.

Published in:

Optical & Quantum Electronics, 2019, v. 51, n. 7, p. N.PAG, doi. 10.1007/s11082-019-1932-7

By:

Padhy, Jagana Bihari;
Patnaik, Bijayananda

Publication type:

Article

Photonic generation of frequency-quadrupling millimeter-wave vector signal based on balanced detection without precoding.

Published in:

Optical & Quantum Electronics, 2018, v. 50, n. 6, p. 1, doi. 10.1007/s11082-018-1489-x

By:

Qu, Kun;
Zhao, Shanghong;
Li, Xuan;
Zhu, Zihang;
Tan, Qinggui

Publication type:

Article

Performance investigation of 110-Gbps optical MSK system using a Quad Mach-Zehnder IQ modulator.

Published in:

Optical & Quantum Electronics, 2018, v. 50, n. 1, p. 1, doi. 10.1007/s11082-017-1315-x

By:

Sarkar, Debanjan;
Metya, Sanjeev Kumar

Publication type:

Article

Analysis and Compensation of Chromatic Dispersion in Long-hauls Optical Coherent System.

Published in:

Periodica Polytechnica: Electrical Engineering & Computer Science, 2021, v. 65, n. 4, p. 281, doi. 10.3311/PPee.15198

By:

Hadjadji, Narimane;
Hamdi, Rachid

Publication type:

Article

A Low-Complexity Joint Compensation Scheme of Carrier Recovery for Coherent Free-Space Optical Communication.

Published in:

Photonics, 2023, v. 10, n. 4, p. 389, doi. 10.3390/photonics10040389

By:

Tang, Xinyu;
Wang, Liqian;
Zhang, Wei;
Cai, Shanyong;
Li, Yuemei;
Zhang, Zhiguo

Publication type:

Article

Combined Optical Fiber Transmission System Based on QNSC and BER-LM.

Published in:

Photonics, 2023, v. 10, n. 2, p. 154, doi. 10.3390/photonics10020154

By:

Yang, Xiaokun;
Wang, Xiangqing;
Wang, Dongfei;
Zhang, Lan;
Yang, Zufang;
Zhu, Han;
Wu, Baohong

Publication type:

Article

Low-Complexity and Highly-Robust Chromatic Dispersion Estimation for Faster-than-Nyquist Coherent Optical Systems.

Published in:

Photonics, 2022, v. 9, n. 9, p. N.PAG, doi. 10.3390/photonics9090657

By:

Yang, Tao;
Jiang, Yu;
Wang, Yongben;
You, Jialin;
Wang, Liqian;
Chen, Xue

Publication type:

Article

A Continuously Tunable and Filter-Less QPSK Modulated Millimeter-Wave Signal Generation with Frequency Quadrupling Just Based on an MZM.

Published in:

Photonics, 2022, v. 9, n. 7, p. N.PAG, doi. 10.3390/photonics9070474

By:

Hu, Haifeng;
Liu, Baoju;
Wang, Dongfei

Publication type:

Article

Simultaneous Up-Conversion Based on a Co- & Counter-Directions SOA-MZI Sampling Mixer with Standard & Differential Modulation Modes.

Published in:

Photonics, 2022, v. 9, n. 2, p. 109, doi. 10.3390/photonics9020109

By:

Termos, Hassan;
Mansour, Ali;
Nasser, Abbass

Publication type:

Article

A Novel Time Delay Estimation and Calibration Method of TI-ADC Based on a Coherent Optical Communication System.

Published in:

Photonics, 2021, v. 8, n. 9, p. 398, doi. 10.3390/photonics8090398

By:

Zhao, Yongjie;
Li, Sida;
Li, Longqing;
Huang, Zhiping

Publication type:

Article

Performance Evaluation of the Complex-Coefficient Adaptive Equalizer Using the Hilbert Transform.

Published in:

Journal of Information & Communication Convergence Engineering, 2016, v. 14, n. 2, p. 78, doi. 10.6109/jicce.2016.14.2.078

By:

Kyu-Chil Park;
Jong Rak Yoon

Publication type:

Article

다양한 Chirp 신호 기반 수중 음파통신 성능 비교 분석 연구.

Published in:

Journal of the Korea Institute of Information & Communication Engineering, 2023, v. 27, n. 4, p. 525, doi. 10.6109/jkiice.2023.27.4.525

By:

채광영;
정태건;
임태호

Publication type:

Article

Marine Meteorological Data Transmission Evaluation Methods Based on Load Factor Measurement.

Published in:

Journal of Coastal Research, 2020, v. 104, p. 818, doi. 10.2112/JCR-SI104-140.1

By:

Wang, Xiang;
Liu, Jingxian;
Liu, Zhao;
Dan, Haijian

Publication type:

Article

QPSK-modulation Wireless Transmitter Based on Time-domain Coding Metasurface.

Published in:

Applied Computational Electromagnetics Society Journal, 2024, v. 39, n. 8, p. 700, doi. 10.13052/2024.ACES.J.390805

By:

Jun Wang;
Junfeng Li;
Xianglin Kong;
Xiaoyi Wang;
Lei Zhao

Publication type:

Article

Nonlinear Effects Compensation in Optical Coherent PDM-QPSK Systems.

Published in:

Journal of Microwaves, Optoelectronics & Electromagnetic Applications, 2013, v. 12, n. 2, p. 707, doi. 10.1590/s2179-10742013000200037

By:

Rosa, Eduardo S.;
Parahyba, Victor E. S.;
Diniz, Júlio C. M.;
Ribeiro, Vitor B.;
Oliveira, Júlio C. R. F.

Publication type:

Article

Experimental Optical Generation of DP-16QAM Modulation Format for High Spectral Efficiency Optical Transmission.

Published in:

Journal of Microwaves, Optoelectronics & Electromagnetic Applications, 2013, v. 12, n. 2, p. 547, doi. 10.1590/s2179-10742013000200023

By:

Silva, E. P.;
Carvalho, L. H. H.;
Silva, R.;
Perin, J. P. K.;
Silva, M. L.;
Cardoso, P. P. G.;
Oliveira, J. C. R. F.

Publication type:

Article