Zobrazeno 1 - 10
of 522
pro vyhledávání: '"2.4 GHz"'
Autor:
Leonardo Barboni
Publikováno v:
Chips, Vol 3, Iss 3, Pp 229-234 (2024)
This study introduces a rectenna, functioning as an RF envelope detector, utilizing a 16 nm bulk MOS transistor (metal-oxide-semiconductor field-effect transistor) for nonlinear detection. A circuit architecture is presented alongside a detailed desi
Externí odkaz:
https://doaj.org/article/cea7d3f80eaa4fecb46eb7da94f3985c
Publikováno v:
Programación Matemática y Software, Vol 16, Iss 2 (2024)
En este artículo se presenta el diseño y simulación de una antena de parche con alimentación por microtira para aplicaciones biomédicas utilizando como substrato FR-4. La optimización de su respuesta se realiza parametrizando elementos, a parti
Externí odkaz:
https://doaj.org/article/2bbfbefe265a416ab9fa3bec232351e0
Publikováno v:
Jurnal Elektronika dan Telekomunikasi, Vol 23, Iss 1, Pp 16-28 (2023)
The use of radio frequency (RF) energy for wireless power transfer (WPT) has gained significant attention in recent years due to its potential for powering electronic devices without the need for wires or batteries. A key component of RF-based WPT sy
Externí odkaz:
https://doaj.org/article/59e485be94ac4e1cbd3c0a8494ff6ed8
Autor:
Supachai Phaiboon
Publikováno v:
IEEE Access, Vol 11, Pp 93587-93599 (2023)
The application of a wireless sensor network (WSN) for infrastructure monitoring has become a popular method of reducing the labor cost and increasing production. However, WSN connectivity may be interrupted due to vegetative growth between communica
Externí odkaz:
https://doaj.org/article/a4a6cd1d58814eae8eac947837cadae1
Publikováno v:
Telecom, Vol 3, Iss 4, Pp 610-618 (2022)
Smart meters (SM) with wireless capabilities are one of the most meaningful applications of the Internet of Things. Standards like Zigbee have found a niche in transmitting data on energy usage to the user and the supplier wirelessly via these meters
Externí odkaz:
https://doaj.org/article/ab397e6045b743a1befbcbbb72a94a91
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 4, Pp 43-48 (2022)
With the increase of the current urban rail transit lines, the pressure on its safety operation increases, and a new method is needed to assist drivers to ensure the safety of vehicle operation. This paper proposes a distance measurement and anti-col
Externí odkaz:
https://doaj.org/article/788f054b089d4460bc97ce74b4b9a86e
Publikováno v:
Jurnal Elektronika dan Telekomunikasi, Vol 22, Iss 1, Pp 23-29 (2022)
This paper presents the design of a planar inverted F antenna with a miniature or tiny shape at the frequency of 2.4 GHz. The antenna uses a spiral design to reduce the dimension of the antenna with conformal shape for a suitable prosthetic arm. Usua
Externí odkaz:
https://doaj.org/article/d5f322b3992d4b22ade8a677d0e9ccb5
Publikováno v:
Radioengineering, Vol 31, Iss 1, Pp 135-143 (2022)
Demand for systems and technologies ensuring indoor localization or tracking of an object with high and stable accuracy is continuously increasing. Nowadays, there are exist several wireless technologies, for instance Bluetooth or Wi-Fi, which can be
Externí odkaz:
https://doaj.org/article/7f8cb27ada9d405faaaf07b99d1ce4a3
Publikováno v:
IEEE Access, Vol 10, Pp 75680-75692 (2022)
Equipment for the correct identification of living objects entrapped under heavy debris is generally purpose-built, is costly, must be operated by highly trained professionals and is not readily available in a catastrophic event. A more readily avail
Externí odkaz:
https://doaj.org/article/306de5819b4147738870bbff65c989e2
Publikováno v:
Journal of Engineering Studies and Research, Vol 28, Iss 4 (2023)
Antennas used for tyre pressure monitoring systems are usually enclosed by the tyre. On its own, the antenna may have excellent properties. However, the wheel and tyre may have an impact on the performance of the antenna. This paper investigated the
Externí odkaz:
https://doaj.org/article/5793f3ea23284b80bf8418fbc326a491