Zobrazeno 1 - 10
of 343
pro vyhledávání: '"Mohamad Kamal A Rahim"'
Autor:
Mohd Ezwan B Jalil, Mohamad Kamal A Rahim, Himdi Mohamed, Noor Asmawati Binti Samsuri, Noor Asniza Murad, Raimi Dewan, Huda Bin A Majid, Nur Biha Mohamed Nafis, Levy Olivia Nur, Bambang Setia Nugroho
Publikováno v:
IEEE Access, Vol 9, Pp 33929-33943 (2021)
This paper aims to produce a high data capacity and miniaturized flexible chipless RFID tag based on the frequency signature using the Modified Complementary Split Ring Resonator (MCSRR). The proposed 19 bits chipless RFID tag using the frequency shi
Externí odkaz:
https://doaj.org/article/3120eebfac224c15a8a415b43e1ad983
Publikováno v:
Materials, Vol 15, Iss 2, p 622 (2022)
Acquiring an optically transparent feature on the wideband frequency selective surface (FSS), particularly for smart city applications (building window and transportation services) and vehicle windows, is a challenging task. Hence, this study assesse
Externí odkaz:
https://doaj.org/article/65d5099db6574e05a2511d084aaaca7a
Autor:
Bashar Ali Esmail, Huda A Majid, Zuhairiah Zainal Abidin, Samsul Haimi Dahlan, Mohamed Himdi, Raimi Dewan, Mohamad Kamal A Rahim, Najib Al-Fadhali
Publikováno v:
Materials, Vol 13, Iss 3, p 582 (2020)
In this research, a reconfigurable metamaterial (MM) structure was designed using a millimeter-wave (MMW) band with two configurations that exhibit different refractive indices. These two MM configurations are used to guide the antenna’s main beam
Externí odkaz:
https://doaj.org/article/d839f77bf78742d2b31af78cd98f3404
Publikováno v:
IEEE Access, Vol 12, Pp 151893-151906 (2024)
The Fifth generation (5G) wireless communication system aims to provide high bandwidth, high sensitivity, high gain and power capability. Millimeter wave technology then proposed for these demands with various range of features such as higher bandwid
Externí odkaz:
https://doaj.org/article/8f18f4a166054396a70499e3a4f91ae2
Autor:
Umar Musa, Shaharil Mohd Shah, Huda A. Majid, Ismail Ahmad Mahadi, Mohamad Kamal A. Rahim, Muhammad Sani Yahya, Zuhairiah Zainal Abidin
Publikováno v:
IEEE Access, Vol 12, Pp 48453-48471 (2024)
This work presents the design and implementation of active antennas as a part of a healthcare monitoring system that is based on the Internet of Things (IoT). The monitoring system comprises a SEN11547 pulse sensor and an LM35 temperature sensor for
Externí odkaz:
https://doaj.org/article/c2694da518cd4d81aae4dc232e57611d
Autor:
Abdulkadir Bello Shallah, Farid Zubir, Mohamad Kamal A. Rahim, Noorlindawaty Md. Jizat, Abdul Basit, Maher Assaad, Huda A. Majid
Publikováno v:
IEEE Access, Vol 12, Pp 32320-32333 (2024)
This paper introduces an innovative $4 \times 4$ dual-band Butler matrix (BM) characterized by compactness and an enhanced frequency ratio (K). The design employs meandered lines and an interdigital capacitor (IDC) unit-cell-based composite right/lef
Externí odkaz:
https://doaj.org/article/fbebd5f7a52e46b89680fb6d39a3eac4
Publikováno v:
IEEE Access, Vol 12, Pp 6684-6697 (2024)
In this research study, a metamaterial (MTM) based $1\times4$ linear antenna array is designed with an integrated butler matrix (BM) beamforming network (BFN) to execute the switched-beam antenna array (SAA) operation, which can be employed for sub-6
Externí odkaz:
https://doaj.org/article/bbd5c9da26fa4c6ebebabecd9b09d006
Publikováno v:
IEEE Access, Vol 12, Pp 7896-7910 (2024)
Current wireless communications urgently need to provide huge data rates, high gain and high directivity radiation pattern beams. Therefore, beamforming networks (BFNs) are introduced to provide these needs. Butler matrix (BM) is a type of beamformin
Externí odkaz:
https://doaj.org/article/f6d8109426e448c8ae0089814f2a7bbd
Autor:
Abdulkadir Bello Shallah, Farid Zubir, Mohamad Kamal A. Rahim, Huda A. Majid, Usman Ullah Sheikh, Noor Asniza Murad, Zubaida Yusoff
Publikováno v:
IEEE Access, Vol 10, Pp 88434-88456 (2022)
Beamforming networks for multiple beam antennas are believed to be in the vanguard of technological developments in mmWave for 5G wireless applications. The basic idea of beamforming technique is the application of multiple antenna elements radiating
Externí odkaz:
https://doaj.org/article/689302dfa2054a8eaeb56a1d3936f261
Autor:
Arshad Karimbu Vallappil, Bilal A. Khawaja, Mohamad Kamal A. Rahim, Muhammad Naeem Iqbal, Hassan T. Chattha, Mohamad Fakrie bin Mohamad Ali
Publikováno v:
Fractal and Fractional, Vol 6, Iss 8, p 422 (2022)
A compact triple-band operation ultra-wideband (UWB) antenna with dual-notch band characteristics is presented in this paper. By inserting three metamaterial (MTM) square split-ring resonators (MTM-SSRRs) and a triangular slot on the radiating patch,
Externí odkaz:
https://doaj.org/article/80c1841ae0c345f0a5f3e0124e24de73