What are uplinks and downlinks? In satellite telecommunication, a downlink is the link from a satellite down to one or more ground stations or receivers, and an uplink is the link from a ground station up to a satellite.
Mobile communication base station is a form of radio station, which refers to a radio transceiver station that transmits information between mobile phone terminals through a mobile communication exchange center in a certain
Compared to earlier generations of communication networks, the 5G network will require more antennas, much larger bandwidths and a higher density of base stations. As a
UPLINK TRANSMITTER: In up link station the signal has to be sent at a different frequency usually in higher 1GHz band to avoid interference with link signal. Another function performed
Abstract—With antenna spacing much less than half a wave-length in confined space, holographic multiple-input multiple-output (HMIMO) technology presents a promising frontier in
In video streaming, an uplink connection transmits video data from a local device to a streaming server for distribution to viewers. In mobile communications, an uplink connection transmits voice, data, and video from a
What is uplink and downlink in 5G? In 5G communication, uplink and downlink refer to the two directions of data transmission between the User Equipment (UE), such as smartphones or IoT devices, and the 5G base
A base station control algorithm based on Multi-Agent Proximity Policy Optimization (MAPPO) is designed. In the constructed 5G UDN model, each base station is
The uplink is a term used in radio communications and satellite communications to denote the link from the end-user to the network or from the earth to the satellite. In cellular
model that considers the mMIMO architecture, downlink and uplink communication phases, as well as the number of mul-tiplexed users per physical resource block (PRB), and a large
See discussions, stats, and author profiles for this publication at: https:// net/publication/368588910 Max-Min SINR Optimization for RIS-aided Uplink Communications
Abstract Ever since the inception of mobile telephony, the downlink and uplink of cellular networks have been coupled, i.e. mobile terminals have been constrained to associate with the same
However, UAVs'' limited onboard energy storage necessitates optimized, energy-efficient communication strategies and intelligent energy expenditure to maximize productivity. This
Base station (BS) sleeping, a promising technique to address the growing energy consumption in wireless communication networks, encounters challenges such as coverage
g the uplink and downlink traffic for the switching purpose. Keywords: Green cellular network, energy saving, base station switching, . reen communication I. INTRODUCTION The ever
For instance, considering 16-element RIS, 4-antenna base station, and 2 users, numerical results show that the proposed algorithm achieves a gain close to 300% in terms of
This topic presents the communication flow between the 5G base station (gNB) and user equipment (UE) nodes, explaining the uplink (UL) and downlink (DL) transmission.
In book: Green Communications: Principles, Concepts and Practice Chapter: Chapter 9 - Green Home and Enterprise Networks Publisher: Wiley Editors: Konstantinos Samdanis, Peter Rost, Andreas Maeder
The realm of 5G uplink communication presents a multifaceted environment with dynamic variables, making it a challenging domain to optimize 5.
In satellite telecommunications, the term "uplink" refers to the process of sending signals from a ground station to a satellite. This is a crucial part of satellite communication, enabling the transmission of data for various
The upcoming sixth-generation (6G) wireless standard is anticipated to support a variety of applications that will require a seamless integration of sensing and communication
Starlink, to deliver internet connectivity to its users, relies on a system of ground stations called gateways. These gateways act as an interlink between the
Prolonging the lifetime and developing green UAV communication with low power consumption becomes a critical challenge. In this article, a comprehensive survey on green UAV
In wireless communication networks, the term "uplink" (often abbreviated as UP) refers to the direction of data transmission from a user device, such as a smartphone or
Uplink MIMO Communications With RIS-Integrated Base Station: Modeling and Experiments Published in: IEEE Internet of Things Journal ( Volume: 12, Issue: 10, 15 May 2025 )
Downlink and uplink are terms commonly used in telecommunications to describe the two directions of data transmission in a communication system. The downlink is the path from the satellite or cellular
Abstract—To cope with the even more urgent spectrum and energy efficiency challenge for trillion-level terminal access and data uploading in the next generation mobile communication net
This letter proposes a sensing-assisted uplink communications framework between a single-antenna user and a full-duplex (FD) base station (BS) against an aerial eavesdropper (AE). To
Reconfigurable intelligent surface (RIS) has gained significant momentum as a cost-effective and energy-efficient technology to enable the next generation of mobile communications. In this
Request PDF | Coalitional Game-Based User Association Integrated With Open Loop Power Control for Green Communications in Uplink HCNs | In heterogeneous cellular
In this paper, we present a green, quality-of-service (QoS)-aware transceiver design for integrated sensing and backscatter communication (IS-ABC) systems. The sensing
The main goal of designing green base stations is to save energy and reduce power consumption while guaranteeing user service and coverage and ensuring the base station''s capability for
The increasingly severe energy consumption caused by exploding wireless demands attracts considerable research. Remarkably, base station (BS) sleeping is a promising technique to
What is Uplink and Downlink in LTE? In LTE networks, the terms uplink and downlink are crucial to understanding how data is transmitted between the mobile device (UE – User Equipment) and the base station (eNodeB). Let
The comparative metrics for the 5G base station (Downlink), CPE (Uplink), and User Equipment (UE) deliver a detailed understanding of how performance is maximized at
Uplink Reference Signal (URS): In wireless communication systems, the Uplink Reference Signal (URS) is a specific type of signal transmitted by User Equipment (UE), also
ByNancy AtwellApril 22, 2025 The mobile communication system is a complex network that relies on various components to facilitate seamless communication between devices. One of the
Specifically, we propose a resilient uplink base station cooperative reception framework in FD-RAN, which is a large-scale fading based two-tier signal combination approach for the uplink
Abstract—Base station (BS) sleeping, a promising technique to address the growing energy consumption in wireless communica-tion networks, encounters challenges such as coverage
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