Zobrazeno 1 - 10
of 2 122
pro vyhledávání: '"millimeter wave (mmWave)"'
Autor:
Safak Sonmez, Kenan Furkan Kaptan, Muhammet Ali Tunç, Ibraheem Shayea, Ayman A. El-Saleh, Bilal Saoud
Publikováno v:
Alexandria Engineering Journal, Vol 96, Iss , Pp 344-354 (2024)
Handover (HO) management in Heterogeneous Networks (HetNets) poses challenges arising from network densification and dynamic environmental behaviors. Existing HO decision algorithms struggle to efficiently utilize network resources and ensure a high-
Externí odkaz:
https://doaj.org/article/32855c2fa4954022b446819a4aea667c
Publikováno v:
IEEE Access, Vol 12, Pp 172714-172729 (2024)
The rapid advancements in wireless communications have prompted a surge in mobile data traffic, necessitating innovative solutions for 5G and beyond. This paper introduces a two-tier Heterogeneous Cloud Radio Access Network (HC-RAN) model leveraging
Externí odkaz:
https://doaj.org/article/219a47aa07b04ab382b0b30e31aa013a
Publikováno v:
IEEE Access, Vol 12, Pp 151507-151514 (2024)
This paper presents a novel shared-aperture smartphone antenna for sub-6 GHz and millimeter-wave (mmWave) bands. The proposed antenna module comprises a four-element mmWave patch antenna array integrated into a wideband sub-6 GHz slot antenna. The mm
Externí odkaz:
https://doaj.org/article/27bd00414d3541bdb8e0820e0a0b909e
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 5667-5679 (2024)
Unmanned aerial vehicles (UAVs) are envisioned to play a pivotal role in modern telecommunication and wireless sensor networks, offering unparalleled flexibility and mobility for communication and data collection in diverse environments. This paper p
Externí odkaz:
https://doaj.org/article/bfab0b817b184eafa4d6b112dbd760de
Publikováno v:
IEEE Access, Vol 12, Pp 106770-106780 (2024)
We present a novel concept of a millimeter-wave patch antenna that integrates the functions of a dual-polarized antenna and a capacitive proximity sensor to detect the state of a hand grip on a smartphone and compensate for the effect. The antenna ha
Externí odkaz:
https://doaj.org/article/309d78ef87e04b758c90c1133b3b0fb2
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 4400-4416 (2024)
Future networks are expected to make substantial use of unmanned aerial vehicles (UAVs) as aerial base stations (BSs). The backhauling of UAVs is often considered with license-free and highbandwidth free-space optical (FSO) communication. Employing U
Externí odkaz:
https://doaj.org/article/de22f43b3968461ea91af28b2193bdc7
Autor:
Lei Xiang, Fan Wu, Kai Chen, Renrong Zhao, Sai Ma, Yuanwei Zhu, Chao Yu, Zhi Hao Jiang, Yu Yao, Wei Hong
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 2, Pp 525-539 (2024)
A new taper-shaped linearly polarized (LP) magneto-electric (ME) dipole, excited by the U-shaped microstrip line through a coupling slot, is proposed in this paper. An ultra-wide simulated impedance bandwidth of 85% (20.5-50.6 GHz) and 1.5-dB gain ba
Externí odkaz:
https://doaj.org/article/d49b7fd215504cc4930d5e0fce2d768c
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 1504-1524 (2024)
A new affine-precoded superimposed pilot (AP-SIP) scheme is conceived for both wireless channel and radar target parameter estimation in a millimeter wave (mmWave) multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM
Externí odkaz:
https://doaj.org/article/f194f438a0ce46a5b153cb604fa06a81
Autor:
Valdemar Ramon Farre Guijarro, Jose David Vega Sanchez, Martha Cecilia Paredes Paredes, Felipe Grijalva Arevalo, Diana Pamela Moya Osorio
Publikováno v:
IEEE Access, Vol 12, Pp 5708-5730 (2024)
The 5th-Generation New Radio (5G-NR) network have been widely deployed around the world in the frequency range 1/range 2 bands. Once specific frequency bands within these ranges can vary across different countries and regions due to regulatory differ
Externí odkaz:
https://doaj.org/article/000d7873e5ab41069eaedcf5fb7a1815
Publikováno v:
Materials & Design, Vol 242, Iss , Pp 112983- (2024)
A high-gain circularly polarized (CP) magnetoelectric (ME) dipole antenna with metallic radiating structure is presented. The proposed CP antenna element consists of two pairs of metallic posts with a supporting metallic plate, a metallic air-filled
Externí odkaz:
https://doaj.org/article/69e8c65e0fb34063be798a8dc311c969