Zobrazeno 1 - 10
of 2 135
pro vyhledávání: '"Over the Air"'
Publikováno v:
Механика машин, механизмов и материалов, Iss 3(68), Pp 36-42 (2024)
The dynamic development of technologies in highly automated vehicles requires the development of new methods for transmitting information on board a vehicle in a timely and efficient manner. In this regard, the direction of data transmission over the
Externí odkaz:
https://doaj.org/article/e1850a86ad83493e8856bc4872a0364a
Publikováno v:
IEEE Access, Vol 12, Pp 171718-171727 (2024)
Many automatic speech recognition (ASR) systems provide functions such as sending messages or opening garage doors. If such a system malfunctions, it could pose a significant threat. In this paper, we propose the attack scenario in which we transfer
Externí odkaz:
https://doaj.org/article/0d6ff83002b64bc48dcdab8d8d042ac4
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 4531-4540 (2024)
Beyond fifth-generation (5G) wireless communication, reconfigurable intelligent surfaces (RIS) have emerged as a transformative technology that can redefine how we interact with and harness electromagnetic waves. Advancements in meta-materials and me
Externí odkaz:
https://doaj.org/article/dd5d17a9ca764427b4d47bb3669fa988
Autor:
Pavlos S. Bouzinis, Nikos G. Evgenidis, Nikos A. Mitsiou, Sotiris A. Tegos, Panagiotis D. Diamantoulakis, George K. Karagiannidis
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 2958-2967 (2024)
Over-the-air (OTA) computing has emerged as a promising technique that utilizes the superposition property of the wireless multiple access channel (MAC) as a means for computation. In this work, we propose a deep learning-based mechanism that approxi
Externí odkaz:
https://doaj.org/article/f708b72f24fc42738cf279932fb0103f
Autor:
Xin Yu Wu, Fengshuo Wan, Hongyuan Feng, Shichao Jin, Chong Guo, Yu Wei, Dunge Liu, Yuqian Yang, Longzhu Cai, Zhi Hao Jiang, Wei Hong
Publikováno v:
Engineering, Vol 32, Iss , Pp 69-81 (2024)
This paper presents a systematic investigation and demonstration of a K-band circularly polarized liquid-crystal-based phased array (LCPA), including the design, over-the-air (OTA) in-array calibration, and experimental validation. The LCPA contains
Externí odkaz:
https://doaj.org/article/b19fdc4afec240e7bbdba16cc88b519a
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 2132-2144 (2024)
Telecom operators are under pressure to provide more spectrum resources to meet the increasing demand for high-throughput mobile communications. To achieve this, they have focused on unlicensed frequency bands, but the coexistence of 5G signals with
Externí odkaz:
https://doaj.org/article/ad71a27cf2cf4b6cb07b9b8049ec30df
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 1710-1723 (2024)
Federated learning (FL) with over-the-air computation can efficiently utilize the communication bandwidth but is susceptible to analog aggregation error. Excluding those devices with weak channel conditions can reduce the aggregation error, but it al
Externí odkaz:
https://doaj.org/article/34fdd34b9a984110b675bb0e67e652b4
Publikováno v:
IEEE Access, Vol 12, Pp 28122-28140 (2024)
This paper proposes a novel approach for fast human exposure absorbed power density assessment, based on a combination of over-the-air radiative field measurements and full-wave electromagnetic simulations. This so-called augmented OTA technique reli
Externí odkaz:
https://doaj.org/article/04782481b677468ca0da703c3ccc131d
Publikováno v:
IEEE Access, Vol 12, Pp 22448-22464 (2024)
Over-the-air (OTA) testing and electromagnetic compatibility (EMC) measurements are widely performed in classical reverberation chambers. A less-known reverberation chamber, yet a considerably efficient environment for generating multipath conditions
Externí odkaz:
https://doaj.org/article/1504e2fc91e1416f8fd793df64ccafd5
Publikováno v:
Tongxin xuebao, Vol 44, Pp 46-57 (2023)
Aiming at the problem that it is difficult to achieve an optimal trade-off between wireless communication and model accuracy in FEEL training caused by the heterogeneity of wireless links and data distribution, a reconfigurable intelligent surface (R
Externí odkaz:
https://doaj.org/article/1d6dc7b2be414230be0aa1f3b0efaac6