Zobrazeno 1 - 10
of 125
pro vyhledávání: '"Raja Syamsul Azmir Raja Abdullah"'
Autor:
Younus Nidham Ali Mandalawi, Syamsuri Yaakob, Wan Azizun Wan Adnan, Raja Syamsul Azmir Raja Abdullah, Mohd Hanif Yaacob, Zuraidah Zan
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 1, Pp 1-17 (2021)
Self-homodyne optical orthogonal frequency division multiplexing (OFDM) transmission system is a variant of self-coherent systems with a relaxed laser linewidth requirement as opposed to a full coherent system. The system is designed by transmitting
Externí odkaz:
https://doaj.org/article/6ab85d6b89104e3f87418f324e1cc44f
Autor:
P. M. Kalaivaanan, Aduwati Sali, Raja Syamsul Azmir Raja Abdullah, Syamsuri Yaakob, Mandeep Jit Singh, Ali M. Al-Saegh
Publikováno v:
IEEE Access, Vol 9, Pp 71344-71355 (2021)
With the point in evaluating the performance of the On-the-Move (OTM) Satellite Communication and Light Fidelity (SatCom-LiFi), an extensive study of measurement has been conducted to give a wide vision of the SatCom-LiFi potential under a tropical r
Externí odkaz:
https://doaj.org/article/07fcae3507d248498b224da74e326e09
Autor:
P. M. Kalaivaanan, Aduwati Sali, Raja Syamsul Azmir Raja Abdullah, Syamsuri Yaakob, Mandeep Jit Singh, Ali M. Al-Saegh
Publikováno v:
IEEE Access, Vol 8, Pp 108942-108951 (2020)
Diversified interest in the low-cost broadband satellite has overgrown to support a wide range of services in the satellite network. There is a need to explore alternative parts of optical communication towards Light Fidelity (LiFi) to offload the ov
Externí odkaz:
https://doaj.org/article/2f997e60200b4d9c9772c84eec894e08
Autor:
P. M. Kalaivaanan, Aduwati Sali, Raja Syamsul Azmir Raja Abdullah, Syamsuri Yaakob, Mandeep Jit Singh, Ali M. Al-Saegh
Publikováno v:
IEEE Access, Vol 8, Pp 18007-18018 (2020)
The Ka-band is modifying the mode of legacy communication towards versatile satellite-oriented systems with the beam-spot capability and a high-throughput architecture to provide twice the capability of classic Fixed Satellite Service (FSS) satellite
Externí odkaz:
https://doaj.org/article/8df2a28800a04a85b3f103c4b70be0f8
Autor:
Vahid Khodamoradi, Aduwati Sali, Oussama Messadi, Asem A. Salah, Mohanad M. Al-Wani, Borhanuddin Mohd Ali, Raja Syamsul Azmir Raja Abdullah
Publikováno v:
IEEE Access, Vol 8, Pp 203237-203251 (2020)
In this paper, the power transmission and energy efficiency (EE) in downlink multi-cell massive multiple-input-multiple-output (MIMO) systems are investigated and optimized. Most of the existing works do not take into account different user's quality
Externí odkaz:
https://doaj.org/article/e367deba1fff4a52a2e0bd41830f60e0
Autor:
Raja Syamsul Azmir Raja Abdullah, Surajo Alhaji Musa, Nur Emileen Abdul Rashid, Aduwati Sali, Asem Ahmad Salah, Alyani Ismail
Publikováno v:
Remote Sensing, Vol 12, Iss 18, p 3075 (2020)
This paper presents a passive radar system using a signal of opportunity from Digital Video Broadcasting Satellite (DVB-S). The ultimate purpose of the system is to be used as an air traffic monitoring and surveillance system. However, the work focus
Externí odkaz:
https://doaj.org/article/f3b2b2a34f8b4f6b91b79f1ad6bf194b
Publikováno v:
PLoS ONE, Vol 12, Iss 6, p e0178388 (2017)
In this paper, we present a novel compact, coplanar, tag antenna design for metallic objects. Electrically small antenna has designed for a UHF RFID (860-960 MHz) based on a proximity-coupled feed through. Furthermore, two symmetrical Via-loaded copl
Externí odkaz:
https://doaj.org/article/039e614b73874b79abbae8becf7b79c0
Autor:
Raja Syamsul Azmir Raja Abdullah, Nur Luqman Saleh, Sharifah Mumtazah Syed Abdul Rahman, Nur Syazmira Zamri, Nur Emileen Abdul Rashid
Publikováno v:
Entropy, Vol 21, Iss 10, p 963 (2019)
Human echolocation is a biological process wherein the human emits a punctuated acoustic signal, and the ear analyzes the echo in order to perceive the surroundings. The peculiar acoustic signal is normally produced by clicking inside the mouth. This
Externí odkaz:
https://doaj.org/article/b21bf5ee8c5c4abe888884dc3d19394a
Autor:
Surajo Alhaji Musa, Raja Syamsul Azmir Raja Abdullah, Aduwati Sali, Alyani Ismail, Nur Emileen Abdul Rashid
Publikováno v:
Sensors, Vol 19, Iss 15, p 3332 (2019)
The increase in drone misuse by civilian apart from military applications is alarming and need to be addressed. This drone is characterized as a low altitude, slow speed, and small radar cross-section (RCS) (LSS) target and is considered difficult to
Externí odkaz:
https://doaj.org/article/9a92902b8dae408d8bf6df4497bbac2f
Autor:
Raja Syamsul Azmir Raja Abdullah, Ali Alnaeb, Asem Ahmad Salah, Nur Emileen Abdul Rashid, Aduwati Sali, Idnin Pasya
Publikováno v:
Remote Sensing, Vol 9, Iss 7, p 699 (2017)
Micro-Doppler signature can convey information of detected targets and has been used for target recognition in many Radar systems. Nevertheless, micro-Doppler for the specific Forward Scattering Radar (FSR) system has yet to be analyzed and investiga
Externí odkaz:
https://doaj.org/article/71185d7b872c4c2bb1f28db81c330106