Results 281 to 290 of about 14,660,005 (345)
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Low Overhead Pilot Design for Channel Estimation in MIMO-OTFS Systems
2023 IEEE/CIC International Conference on Communications in China (ICCC Workshops), 2023In this paper, we study the pilot design for channel estimation in orthogonal time-frequency space based multiple-input multiple-output (MIMO-OTFS) systems.
Qiwei Ren +3 more
semanticscholar +1 more source
Pilot Design and Optimization for OTFS Modulation
IEEE Wireless Communications Letters, 2021Orthogonal time frequency space (OTFS) modulation has shown its advantages in high-mobility scenarios compared to orthogonal frequency division multiplexing.
Siqiang Wang +4 more
semanticscholar +1 more source
Deep Learning for Joint Pilot Design and Channel Estimation in Symbiotic Radio Communications
IEEE Wireless Communications Letters, 2022Symbiotic radio (SR), a new green communication technology, is proposed to address staggering amount of energy and spectrum resource requirements from massive Internet of Things (IoT) devices, where some passive backscatter devices form backscatter-link ...
Ze Wang +4 more
semanticscholar +1 more source
Asia-Pacific Conference on Communications, 2022
Low-earth orbit (LEO) satellites based low-power Internet of Things (IoT) service has attracted attention to provide the hyper-space communication networks in 6G communication.
Jinho Kang +6 more
semanticscholar +1 more source
Low-earth orbit (LEO) satellites based low-power Internet of Things (IoT) service has attracted attention to provide the hyper-space communication networks in 6G communication.
Jinho Kang +6 more
semanticscholar +1 more source
Joint pilot design and beamforming optimization in massive MIMO surveillance systems
China Communications, 2022This paper proposes a novel joint channel estimation and beamforming scheme for the massive multiple-input-multiple-output (MIMO) frequency-division duplexing (FDD) wireless legitimate surveillance system.
Caihong Kai +3 more
semanticscholar +1 more source
International Conference on Wireless Communications and Signal Processing, 2021
Massive Multiple Input Multiple Output (MIMO) is a widely used technique that can provide tremendous gain in spectral efficiency. However, the degradation of beamforming performance due to outdated Channel State Information at the Transmitter side (CSIT)
Yi-xing Shi +4 more
semanticscholar +1 more source
Massive Multiple Input Multiple Output (MIMO) is a widely used technique that can provide tremendous gain in spectral efficiency. However, the degradation of beamforming performance due to outdated Channel State Information at the Transmitter side (CSIT)
Yi-xing Shi +4 more
semanticscholar +1 more source
Pareto-Optimal Pilot Design for Cellular Massive MIMO Systems
IEEE Transactions on Vehicular Technology, 2020We introduce a non-orthogonal pilot design scheme that simultaneously minimizes two contradicting targets of channel estimation errors of all base stations (BSs) and the total pilot power consumption of all users in a multi-cell massive MIMO system ...
T. Le +3 more
semanticscholar +1 more source
Distributed Non-Orthogonal Pilot Design for Multi-Cell Massive Mimo Systems
IEEE International Conference on Acoustics, Speech, and Signal Processing, 2020In this work, a distributed non-orthogonal pilot design approach is proposed to tackle the pilot contamination problem in multi-cell massive multiple input multiple output (MIMO) systems.
Yue Wu, Shaodan Med, Yuantao Gu
semanticscholar +1 more source
, 2020
An immiscible hydrocarbon-gas foam enhanced-oil-recovery (EOR) pilot has been designed and implemented in a hydraulically fractured tight reservoir in the Woodbine Field in Texas.
Amit Katiyar +8 more
semanticscholar +1 more source
An immiscible hydrocarbon-gas foam enhanced-oil-recovery (EOR) pilot has been designed and implemented in a hydraulically fractured tight reservoir in the Woodbine Field in Texas.
Amit Katiyar +8 more
semanticscholar +1 more source
A Unified Framework of Non-Orthogonal Pilot Design for Multi-Cell Massive MIMO Systems
IEEE Transactions on Communications, 2020In this work, we propose a novel non-orthogonal pilot design framework to tackle the pilot contamination problem in multi-cell massive multiple input multiple output (MIMO) systems.
Yue Wu, Shaodan Ma, Yuantao Gu
semanticscholar +1 more source