Zobrazeno 1 - 10
of 1 283
pro vyhledávání: '"carrier aggregation"'
Publikováno v:
Telecom, Vol 5, Iss 1, Pp 255-279 (2024)
Carrier aggregation (CA) was introduced in mobile communication systems in response to the demand for higher network capacity. CA was conceived as a technique to achieve higher data rates by aggregating multiple blocks of spectrum from the same or di
Externí odkaz:
https://doaj.org/article/2d9f90652e1e47d1bba4a72566c10e50
Publikováno v:
IEEE Access, Vol 12, Pp 45674-45692 (2024)
Currently, commercial cellular public networks such as 4G/5G have been widely deployed in China. In addition to serving general public customers, they are extensively used in the electric power industry for electricity information acquisition and dis
Externí odkaz:
https://doaj.org/article/69c3422a0a2d4fb99fc2f0b1e0a8237e
Autor:
Min-Su Kim
Publikováno v:
Sensors, Vol 24, Iss 20, p 6606 (2024)
This paper presents a single-input multiple-output (SIMO) cascode low-noise amplifier with inductive degeneration for inter- and intra-band carrier aggregation. The proposed low-noise amplifier has two output ports for flexible operation in carrier a
Externí odkaz:
https://doaj.org/article/e6bc1bd1260b4835a3ce0a73f113234a
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 69, Iss No 4, Pp 645-654 (2023)
IP scheduled throughput defined according to 3GPP TS 36.314 reflects user throughput regardless of traffic characteristics, and therefore has become one of the most important indicators for monitoring Quality of Service (QoS) of the end user in Evolv
Externí odkaz:
https://doaj.org/article/97621efc330047758c311ef29c025a3c
Autor:
Rahul Arun Paropkari, Cory Beard
Publikováno v:
Signals, Vol 4, Iss 1, Pp 251-273 (2023)
Mobile networks of the fifth generation have stringent requirements for data throughput, latency and reliability. Dual or multi-connectivity is implemented to meet the mobility requirements for certain essential 5G use cases, and this ensures the use
Externí odkaz:
https://doaj.org/article/95cfd0b4ae16460caa73fd247c0936fb
Publikováno v:
ETRI Journal, Vol 45, Iss 1, Pp 45-59 (2023)
In this paper, to optimize the average delay and power allocation (PA) for system users, we propose a resource scheduling scheme for wireless networks based on Cyclic Prefix Orthogonal Frequency Division Multiplexing (CP-OFDM) according to the first
Externí odkaz:
https://doaj.org/article/8faf2f64ab6c44a6b8eea96da30014ee
Publikováno v:
IEEE Access, Vol 11, Pp 128337-128353 (2023)
Passive Intermodulation (PIM) is a well-known phenomenon that poses a significant challenge to modern wireless communication systems. Although efforts have been made to reduce or mitigate the PIM through hardware design, frequency planning, and/or ba
Externí odkaz:
https://doaj.org/article/7565186155694275876cc8b2dfc48441
Publikováno v:
IEEE Access, Vol 11, Pp 117434-117442 (2023)
This paper presents the first Arbitrary Waveform Generator (AWG) based on Walsh’s theory for wideband radio frequency (RF) conversion. The architecture is dedicated to 5G-FR1 applications (sub-6GHz) to perform a direct and large bandwidth conversio
Externí odkaz:
https://doaj.org/article/bebf3dddaddd48ecb785edd9c15bc3bd
Publikováno v:
IEEE Access, Vol 11, Pp 74768-74783 (2023)
Aggregating multiple component carriers (CCs) from different frequency bands, also known as Carrier Aggregation (CA), and Dual Connectivity (DC), i.e., concurrently transmitting and receiving from two nodes or cell groups, are employed in 5G and 6G w
Externí odkaz:
https://doaj.org/article/3b8ce134443945fe86b33a2944859c68
Publikováno v:
Gong-kuang zidonghua, Vol 48, Iss 10, Pp 136-141 (2022)
At present, the 5G construction in intelligent mine mainly focuses on the macro technology development direction, test methods and specific application scenarios of mine 5G. There is a lack of comprehensive analysis of the characteristics of various
Externí odkaz:
https://doaj.org/article/38e7ef167318433d9d4084e56ac25d70