Search Results - "SPACE-time codes"

A Novel Radar Mainlobe Anti-Jamming Method via Space-Time Coding and Blind Source Separation.

Authors: Ge, Xinyu Wang, Yu Zheng, Yangcheng et al.

Source: Sensors (14248220). Oct2025, Vol. 25 Issue 19, p6081. 16p.

Subject Terms: *SPACE-time codes, *BLIND source separation, *SYNTHETIC aperture radar, *SIGNAL integrity (Electronics), *RADAR, *SIGNAL-to-noise ratio, *DEGREES of freedom

Rapid Diagnostics of Reconfigurable Intelligent Surfaces Using Space‐Time‐Coding Modulation.

Authors: Zheng, Yi Ning Zhang, Lei Chen, Xiao Qing et al.

Source: Advanced Functional Materials. Jul2025, p1. 12p. 7 Illustrations.

Subject Terms: *SPACE-time codes, *WIRELESS communications, *DIAGNOSIS, *FAULT diagnosis, *MODEL validation, *SIGNAL processing

Influence of flame collisions with pressure waves on tulip flame formation and its evolution in tubes with non-slip walls.

Authors: Qian, Chengeng Liberman, Mikhail A.

Source: Acta Astronautica. Jul2025, Vol. 232, p154-163. 10p.

Subject Terms: *FLAME stability, *SPACE-time codes, *RAYLEIGH-Taylor instability, *CHEMICAL models, *NAVIER-Stokes equations, *FLAME, *HYDROGEN flames

Two classes of nearly optimal codebooks from generalized bent $ \mathbb{Z}_{4} $-valued quadratic forms.

Authors: Zhou, Junchao Pang, Tingting

Source: AIMS Mathematics; 2025, Vol. 10 Issue 10, p1-25, 25p

Subject Terms: BENT functions, QUADRATIC forms, CROSS correlation, SPACE-time codes, CODE division multiple access, COMPRESSED sensing

Assessing Ecological Quality Dynamics and Driving Factors in the Irtysh River Basin Using AWBEI and OPGD Approaches

Authors: Kaiyue Luo Alim Samat Tim Van de Voorde et al.

Contributors: Kaiyue Luo Alim Samat Tim Van de Voorde et al.

Source: IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 1153-1173 (2025)
IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING

Subject Terms: Water resources, Technology and Engineering, Surface treatment, Geophysics. Cosmic physics, Precipitation, Amended Water Benefit-Based Ecological Index (AWBEI), TERM, Space-time codes, TEMPORAL SEGMENTATION, Amended water benefit-based ecological index (AWBEI), FOREST DISTURBANCE, ecological quality (EQ), Rivers, FUTURE, Irtysh river basin (IRB), Environmental factors, Climate change, Optimal Parameters-based Geodetector (OPGD), Water heating, TC1501-1800, Vegetation, Temperature measurement, CLIMATE-CHANGE, Ecology, LAND-USE, QC801-809, optimal parameters-based geodetector (OPGD), Energy management, Indexes, TRENDS, space-time dynamics, Ocean engineering, WATER-QUALITY, Socioeconomics, Spatiotemporal phenomena, Earth and Environmental Sciences, Soil measurements, BIODIVERSITY, Irtysh River Basin, Watersheds, Quality assessment, MANN-KENDALL

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Access URL: https://doaj.org/article/d5b0e29ffa9748a7926270d71762a63b
https://biblio.vub.ac.be/vubir/assessing-ecological-quality-dynamics-and-driving-factors-in-the-irtysh-river-basin-using-awbei-and-opgd-approaches(535ac466-b28b-4591-9ec0-fb8cd5e1f5a2).html
https://biblio.ugent.be/publication/01JHQJ9X5JBJ6XV518D1E00CMH
http://hdl.handle.net/1854/LU-01JHQJ9X5JBJ6XV518D1E00CMH
http://doi.org/10.1109/JSTARS.2024.3498899
https://biblio.ugent.be/publication/01JHQJ9X5JBJ6XV518D1E00CMH/file/01JHQM6KKM6EMY91J8WQVHJKAD

Performance Enhancement for B5G/6G Networks Based on Space Time Coding Schemes Assisted by Intelligent Reflecting Surfaces with Higher Modulation Orders.

Authors: El-Hussien, Mariam Abdelhamid, Bassant Elbadawy, Hesham et al.

Source: Sensors (14248220). Oct2024, Vol. 24 Issue 19, p6169. 17p.

Subject Terms: *SPACE-time block codes, *SPACE-time codes, *WIRELESS communications, *BIT error rate, *ORTHOGONAL systems, *TRANSMITTERS (Communication), *WIRELESS channels

Secure wireless communication of brain–computer interface and mind control of smart devices enabled by space-time-coding metasurface.

Authors: Xiao, Qiang Fan, Lin Han Ma, Qian et al.

Source: Nature Communications; 8/25/2025, Vol. 16 Issue 1, p1-11, 11p

Subject Terms: BRAIN-computer interfaces, WIRELESS communications security, HUMAN-machine systems, INFORMATION technology security, ELECTROMAGNETIC radiation, METAMATERIALS, SPACE-time codes

Multi‐Domain Manipulations of Multi‐Frequency Waves Based on Asynchronous Space‐Time‐Coding Digital Metasurface.

Authors: Wang, Si Ran Wu, Geng‐Bo Liu, Wei et al.

Source: Laser & Photonics Reviews; 7/22/2025, Vol. 19 Issue 14, p1-12, 12p

Subject Terms: ELECTROMAGNETIC waves, BEAM steering, WAVES (Physics), SPACE-time codes, WIRELESS communications, RADAR, METAMATERIALS, VOLTAGE-frequency converters

Simplified radar architecture based on information metasurface.

Authors: Wang, Si Ran Chen, Zhan Ye Chen, Shao Nan et al.

Source: Nature Communications; 7/15/2025, Vol. 16 Issue 1, p1-11, 11p

Subject Terms: SPACE-time codes, SIGNAL processing, SIGNAL detection, PULSE compression (Signal processing), SYSTEMS design

Comparative Analysis of On-Chip FPGA Memory Architectures for Viterbi Decoder Implementation in DVB Systems.

Authors: Mosbeh, Asmaa Younes, Aly A. I. Moustafa, Hassan et al.

Source: Journal of Engineering Sciences; Jul/Aug2025, Vol. 53 Issue 4, p136-154, 19p

Subject Terms: STATIC random access memory, ADDITIVE white Gaussian noise, SPACE-time codes, DIGITAL video broadcasting, SIGNAL-to-noise ratio

耦合多芯光纤跨洋传输中的模式依赖损耗研究（特邀). (Chinese)

Alternate Title: Research on the Mode Dependent Loss in the Trans-oceanic Coupled Core Multi Core Fiber Links. (English)

Authors: 孙 林 毛 萌 张 璐 et al.

Source: Study on Optical Communications / Guangtongxin Yanjiu; 2025, Issue 4, p240262-01-240262-06, 6p

Subject Terms: SUBMARINE cables, OPTICAL fibers, SPACE-time codes, MULTIPLEXING, OPTICAL communications, LIGHT transmission

面向人工智能的低轨卫星接入网无线资源管控架构研究. (Chinese)

Alternate Title: Research on the Radio Resource Management Architecture of Low Earth Orbit Satellite Access Network Based on Artificial Intelligence. (English)

Authors: 王卫东 童建飞 王 程 et al.

Source: Radio Communications Technology; 2025, Vol. 51 Issue 4, p647-655, 9p

Subject Terms: LOW earth orbit satellites, TELECOMMUNICATION satellites, RADIO access networks, SPACE-time codes, FACE-to-face communication

Neural coding of space by time.

Authors: Löffler, Hubert Gupta, Daya Shankar Bahmer, Andreas

Source: Biological Cybernetics. Aug2024, Vol. 118 Issue 3/4, p215-227. 13p.

Subject Terms: *SPACE-time codes, *PHASE coding, *MEMBRANE potential, *OSCILLATIONS, *PHYSICS

Distributed Spatial Multiplexing (MIMO) System for Practical MANETs with Multiple Imperfections

Authors: Yüksel, Mus'ab Rolny, Raphael T. L. Kuhn, Marc et al.

Source: 2024 IEEE 99th Vehicular Technology Conference (VTC2024-Spring). :1-7

Subject Terms: Virtual MIMO, Distributed cooperative communication (DisCoCom), 621.3: Elektro-, Kommunikations-, Steuerungs- und Regelungstechnik, Mobile ad-hoc network (MANET), Wireless communication, Virtual transmit cluster, 004: Informatik, Space-time codes, Distributed spatial multiplexing (DisSpaMux), Delay-energy tradeoff

Space‐Time Coding Metasurface For Multifunctional Holographic Imaging.

Authors: Hu, Yuan Chen, Shao Nan Shi, Yan et al.

Source: Advanced Materials Technologies. Jun2024, Vol. 9 Issue 12, p1-9. 9p.

Subject Terms: *HOLOGRAPHY, *SPACE-time codes, *ANGULAR momentum (Mechanics), *UNIT cell, *PIN diodes

Design and Implementation of an X-Band 1-Bit Reconfigurable Transmitarray System with a Space-Time Coding Scheme.

Authors: Sung-Geon Kim Inhwan Kim Youngjae Yu et al.

Source: Journal of Electromagnetic Engineering & Science; May2025, Vol. 25 Issue 3, p260-270, 11p

Subject Terms: UNIT cell, SPACE-time codes, TISSUE arrays

Ultra‐Wideband Simultaneous Manipulations of Fundamental and Harmonic Waves Based on Space‐Time Coding Metasurface: Basic Principles and mmWave Applications.

Authors: Liu, Yujie Wang, Yu Fu, Xiaojian et al.

Source: Laser & Photonics Reviews; 4/17/2025, Vol. 19 Issue 8, p1-14, 14p

Subject Terms: MILLIMETER waves, WIRELESS communications, METAMATERIALS, ULTRA-wideband devices, DATA transmission systems, BEAMFORMING, SPACE-time codes, ELECTRICAL harmonics

Analysis of STC-GFDM with Walsh Hadamard in generalized η−μ fading channel.

Authors: Kalsotra, Surbhi Joshi, Hem Dutt Singh, Ashutosh Kumar

Source: International Journal of Electronics; Apr2025, Vol. 112 Issue 4, p667-686, 20p

Subject Terms: SYMBOL error rate, FREQUENCY division multiple access, SPACE-time codes, HADAMARD matrices, TRANSMITTING antennas, RAYLEIGH fading channels

Dynamically Generating Diverse Multi‐Beams with On‐Demand Polarizations through Space‐Time Coding Metasurface.

Authors: Hu, Qi Yang, Weixu Wang, Jiahao et al.

Source: Advanced Optical Materials. Feb2024, Vol. 12 Issue 6, p1-9. 9p.

Subject Terms: *SPACE-time codes, *ELECTROMAGNETIC waves, *WIRELESS communications, *QUANTUM states, *OPTICS, *POLARIZATION (Nuclear physics)

Development of a software package for the study of MIMO systems with spectral-code constructions and space time coding.

Authors: Glushankov, Evgeny Lyalina, Anna Kirik, Dmitry

Source: AIP Conference Proceedings. 2023, Vol. 2911 Issue 1, p1-6. 6p.

Subject Terms: *SPACE-time codes, *MIMO systems, *COMPUTER software development, *INTEGRATED software, *CHANNEL coding