نتایج جستجو برای: half duplex

تعداد نتایج: 206313  

Journal: :IEEE Systems Journal 2023

Network-assisted full-duplex (NAFD) distributed massive multiple-input–multiple-output (M-MIMO) enables the in-band with existing half-duplex devices at network level, which exceptionally improves spectral efficiency. This article analyzes impact of low-resolution analog-to-digital converters (ADCs) on NAFD M-MIMO and designs an efficient bit allocation algorithm for ADCs. The beamforming train...

Journal: :Journal of Information Technology Applications and Management 2016

Journal: :veterinary research forum 2014
aylar saba shirvan karim mardani

infectious bronchitis (ib) and newcastle disease (nd) are highly contagious and the most economically important diseases of the poultry affecting respiratory tract and causing economic losses in poultry industry throughout the world. in the present study, the simultaneous detection and differentiation of causative agents of these diseases were investigated using duplex-rt-pcr. rna was extracted...

Journal: :IEEE Transactions on Communications 2022

Full Duplex (FD) in cellular networks is expected to increase the cell spectral efficiency. However, while downlink (DL) efficiency (SE) increases with FD, uplink (UL) SE decreases because of Base Station (BS) interference. In this paper, assuming a three-node model, we propose method based on Successive Interference Cancellation (SIC) reduce BS-to-BS interference present FD networks. The appro...

Journal: :IEEE Transactions on Vehicular Technology 2022

Cache-enabled Device-to-Device (D2D) communications, recognized as one of the key enablers fifth generation (5G) cellular network, are a promising solution for reducing great burden on mobile core networks and backhaul links. Caching, however, imposes new networking user Key Performance Index (KPI), which is probability satisfaction. In other words, how likely it that will obtain necessary info...

2011
Li Xiong Jian-Kang Zhang

In this thesis, noncoherent cooperative amplify-and-forward (AF) half-duplex relay systems and wireless communication systems equipped with a single transmitter antenna and multiple receiver antennas (SIMO) are considered, in which perfect channel information is unavailable at the destination end. For the AF half-duplex relay systems, the use of the least square error (LSE) receiver is proposed...

2017
Brad Ross Rishi Bedi Kenny Leung

According to recent popular narrative, Americans and the politicians they support are developing increasingly extreme opinions across a wide range of issues, and, as a result, citizens and their representatives are much less likely to interact and collaborate with those with whom they disagree. Many have gone so far as to vilify others who identify with the opposite party, further hampering soc...

Journal: :IEEE Systems Journal 2022

Unmanned aerial vehicles (UAVs) can be used as base stations (BSs) for future small cells. They increase the spectral efficiency of cells due to their higher probability have line-of-sight (LOS) connections and mobility a BS. In this article, in order show effectiveness using full-duplex (FD) technology UAV networks, we consider equipped with FD (FD-UAV) imperfect self-interference cancelation ...

Journal: :Journal of animal science 2010
S E Ryan D A Blasi C O Anglin A M Bryant B A Rickard M P Anderson K E Fike

Use of electronic animal identification technologies by livestock managers is increasing, but performance of these technologies can be variable when used in livestock production environments. This study was conducted to determine whether 1) read distance of low-frequency radio frequency identification (RFID) transceivers is affected by type of transponder being interrogated; 2) read distance va...

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