scholarly journals Towards Generalised Half-Duplex Systems

2021 ◽  
Vol 347 ◽  
pp. 22-37
Author(s):  
Cinzia Di Giusto ◽  
Loïc Germerie Guizouarn ◽  
Etienne Lozes
Keyword(s):  
Half Duplex ◽  
Duplex Systems

scholarly journals Rate-Energy Tradeoff for Wireless Simultaneous Information and Power Transfer in Full-Duplex and Half-Duplex Systems

2020 ◽  
Vol 65 (2) ◽  
pp. 1373-1384
Author(s):  
Xiaoye Shi ◽  
Jin Sun ◽  
Dongming Li ◽  
Fei Ding ◽  
Zhaowei Zhang
Keyword(s):  
Full Duplex ◽  
Power Transfer ◽  
Half Duplex ◽  
Duplex Systems

scholarly journals Solution for the Problems in RADAR Systems from SNR Gain Expressions and Blackout Likelihood Detection for Aviation Systems

2020 ◽  
Vol 9 (5) ◽  
pp. 980-982
Keyword(s):  
Full Duplex ◽  
Diversity Gain ◽  
Duplex System ◽  
Ground Station ◽  
Radar Systems ◽  
Hybrid Duplex ◽  
Half Duplex ◽  
Aeronautical Industry ◽  
Snr Gain ◽  
Duplex Systems

Issues confronted in Radar frameworks at SDSC are, It is exceptionally troublesome for them to track an flying machine and discover its point, run and rise. With the existing ACSs, being incapable to provide the required information capacity. Since this misfortune of communication takes put between the ground station to the discuss station, discuss crashes may happen. Thus to dodge these kind of issues, modern proposed framework is defined. The full Duplex and Half Duplex systems can be combined to form a Hybrid Duplex Systems (HBD-ACS). In the existing Half duplex system, there was a crux in the spectrum mainly in the aeronautical industry. Hence the new HBD-ACS in proposed which eliminates the progressive interference. Progressive interference detector includes two methods namely, expressions of SNR gain and blackout probability. The Full duplex system may consists of the leftover interference. Hence to eliminate this, Interference Ignorant detector and SIC detector are used. Hence from the HBD-ACS, the diversity gain will be non-zero and the interference can be limited.

Performance Comparison of In-Band Full-Duplex and Half-Duplex Two-Hop Relaying with Channel Estimation Errors

2018 ◽  
Vol E101.B (2) ◽  
pp. 573-581
Author(s):  
Siye WANG ◽  
Yonghua LI ◽  
Mingyao WANG ◽  
Wenbo XU
Keyword(s):  
Channel Estimation ◽  
Performance Comparison ◽  
Full Duplex ◽  
Estimation Errors ◽  
Channel Estimation Errors ◽  
Half Duplex

Chip-to-Chip Half Duplex Spiking Data Communication over Power Supply Rails

2010 ◽  
Vol E93-C (6) ◽  
pp. 842-848
Author(s):  
Takushi HASHIDA ◽  
Makoto NAGATA
Keyword(s):  
Power Supply ◽  
Data Communication ◽  
Half Duplex

Optimising half duplex operation in satellite communication systems

2009 ◽  
Author(s):  
L. Clarac ◽  
H.G. Perez
Keyword(s):  
Communication Systems ◽  
Satellite Communication ◽  
Half Duplex

scholarly journals SWIPT in mMIMO system with non-linear energy-harvesting terminals: protocol design and performance optimization

2019 ◽  
Vol 2019 (1) ◽  
Author(s):  
Kui Xu ◽  
Ming Zhang ◽  
Jie Liu ◽  
Nan Sha ◽  
Wei Xie ◽  
...  
Keyword(s):  
Energy Harvesting ◽  
Performance Optimization ◽  
Power Transmission ◽  
Base Station ◽  
Second Phase ◽  
Wireless Power ◽  
Half Duplex ◽  
Non Linear ◽  
Two Phases ◽  
And Performance

Abstract In this paper, we design the simultaneous wireless information and power transfer (SWIPT) protocol for massive multi-input multi-output (mMIMO) system with non-linear energy-harvesting (EH) terminals. In this system, the base station (BS) serves a set of uplink fixed half-duplex (HD) terminals with non-linear energy harvester. Considering the non-linearity of practical energy-harvesting circuits, we adopt the realistic non-linear EH model rather than the idealistic linear EH model. The proposed SWIPT protocol can be divided into two phases. The first phase is designed for terminals EH and downlink training. A beam domain energy beamforming method is employed for the wireless power transmission. In the second phase, the BS forms the two-layer receive beamformers for the reception of signals transmitted by terminals. In order to improve the spectral efficiency (SE) of the system, the BS transmit power- and time-switching ratios are optimized. Simulation results show the superiority of the proposed beam-domain SWIPT protocol on SE performance compared with the conventional mMIMO SWIPT protocols.

Half-duplex and full-duplex distributed relay systems under power constraints

2013 ◽  
Author(s):  
Kanghee Lee ◽  
Hyuck M. Kwon ◽  
Edwin M. Sawan ◽  
Hyuncheol Park ◽  
Yong H. Lee
Keyword(s):  
Full Duplex ◽  
Relay Systems ◽  
Power Constraints ◽  
Half Duplex
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