All Outputs (17)

Low Power Low-Density Parity Check Encoder Using Dynamic Voltage and Frequency Scaling Approach (2023)
Journal Article
Nazar, N., Al-Doori, Q., & Alani, O. (2023). Low Power Low-Density Parity Check Encoder Using Dynamic Voltage and Frequency Scaling Approach. Mathematical modelling of engineering problems (Print), 10(1), 14-22. https://doi.org/10.18280/mmep.100102

Low-Density Parity Check (LDPC) codes are viewed as one of the best error correction coding (ECC) methods in terms of correction efficiency. They have been used in several modern data transmission standards, where the codecs are often built inside sp... Read More about Low Power Low-Density Parity Check Encoder Using Dynamic Voltage and Frequency Scaling Approach.

Millimetre wave frequency band as a candidate spectrum for 5G network architecture : a survey (2018)
Journal Article
Al-Falahy, N., & Alani, O. (2019). Millimetre wave frequency band as a candidate spectrum for 5G network architecture : a survey. Physical Communication, 32(Feb 19), 120-144. https://doi.org/10.1016/j.phycom.2018.11.003

In order to meet the huge growth in global mobile data traffic in 2020 and beyond, the development of the 5th Generation (5G) system is required as the current 4G system is expected to fall short of the provision needed for such growth. 5G is anticip... Read More about Millimetre wave frequency band as a candidate spectrum for 5G network architecture : a survey.

Latency reduction by dynamic channel estimator selection in C-RAN networks using fuzzy logic (2018)
Journal Article
Mahmood, A., Al-Yasiri, A., & Alani, O. (2018). Latency reduction by dynamic channel estimator selection in C-RAN networks using fuzzy logic. Computer Networks, 138, 44-56. https://doi.org/10.1016/j.comnet.2018.03.027

Due to a dramatic increase in the number of mobile users, operators are forced to expand their networks accordingly. Cloud Radio Access Network (C-RAN) was introduced to tackle the problems of the current generation of mobile networks and to supp... Read More about Latency reduction by dynamic channel estimator selection in C-RAN networks using fuzzy logic.

Improved capacity and fairness of massive machine type communications in millimetre wave 5G network (2018)
Journal Article
Al-Falahy, N., & Alani, O. (2018). Improved capacity and fairness of massive machine type communications in millimetre wave 5G network. Computers, 7(1), https://doi.org/10.3390/computers7010016

In the Fifth Generation (5G) wireless standard, the Internet of Things (IoT) will interconnect billions of Machine Type Communications (MTC) devices. Fixed and mobile wearable devices and sensors are expected to contribute to the majority of IoT traf... Read More about Improved capacity and fairness of massive machine type communications in millimetre wave 5G network.

A new processing approach for reducing computational complexity in cloud-RAN mobile networks (2018)
Journal Article
Mahmood, A., Al-Yasiri, A., & Alani, O. (2018). A new processing approach for reducing computational complexity in cloud-RAN mobile networks. IEEE Access, 6, 6927-6946. https://doi.org/10.1109/ACCESS.2017.2782763

Cloud computing is considered as one of the key drivers for the next generation of mobile networks (e.g. 5G). This is combined with the dramatic expansion in mobile networks, involving millions (or even billions) of subscribers with a greater numbe... Read More about A new processing approach for reducing computational complexity in cloud-RAN mobile networks.

Network capacity optimisation in millimetre wave band using fractional frequency reuse (2017)
Journal Article
Al-Falahy, N., & Alani, O. (2017). Network capacity optimisation in millimetre wave band using fractional frequency reuse. IEEE Access, 6, 10924-10932. https://doi.org/10.1109/ACCESS.2017.2762338

Inter Cell Interference (ICI) is a major challenge that degrades the performance of mobile systems, particularly for cell-edge users. This problem arises significantly in the next generation system, as the trend of deployment is with high densificat... Read More about Network capacity optimisation in millimetre wave band using fractional frequency reuse.

Identification as a deterrent for security enhancement in cognitive radio networks (2017)
Journal Article
Fakhrudeen, A., & Alani, O. (2017). Identification as a deterrent for security enhancement in cognitive radio networks. IET Networks, 6(6), 193-202. https://doi.org/10.1049/iet-net.2017.0036

Cognitive Radio Networks (CRNs) are prone to emerging coexistence security threats such as Primary User Emulation Attack (PUEA). Specifically, a malicious CRN may mimic licensees’ (Primary Users (PUs)) signal characteristics to force another CRN to v... Read More about Identification as a deterrent for security enhancement in cognitive radio networks.

Comprehensive survey on quality of service provisioning approaches in cognitive radio networks : part one (2017)
Journal Article
Fakhrudeen, A., & Alani, O. (2017). Comprehensive survey on quality of service provisioning approaches in cognitive radio networks : part one. International Journal of Wireless Information Networks, 24(4), 356-388. https://doi.org/10.1007/s10776-017-0352-5

Much interest in Cognitive Radio Networks (CRNs) has been raised recently by enabling unlicensed (secondary) users to utilize the unused portions of the licensed spectrum. CRN utilization of residual spectrum bands of Primary (licensed) Networks (PNs... Read More about Comprehensive survey on quality of service provisioning approaches in cognitive radio networks : part one.

Technologies for 5G networks : challenges and opportunities (2017)
Journal Article
Al-Falahy, N., & Alani, O. (2017). Technologies for 5G networks : challenges and opportunities. IT Professional, 19(1), 12-20. https://doi.org/10.1109/MITP.2017.9

Mobile data traffic has grown substantially owing to the widespread use of data-hungry devices such as smart handsets and laptops. This has encouraged researchers and system designers to develop more efficient network designs. The authors review the... Read More about Technologies for 5G networks : challenges and opportunities.

Potential technologies to 5G network : challenges and opportunities (2017)
Journal Article
Al-Falahy, N., & Alani, O. (2017). Potential technologies to 5G network : challenges and opportunities. IT Professional, 19(1), 12-20. https://doi.org/10.1109/MITP.2017.9

Recently, there has been a substantial growth in mobile data traffic due to the widespread of data hungry devices such as smart handsets and laptops. This has encouraged researchers and system designers to develop a further efficient network design.... Read More about Potential technologies to 5G network : challenges and opportunities.

Transportation evacuation strategies based on VANET disaster management system (2014)
Journal Article
Alazawi, Z., Alani, O., Abdljabar, M., & Mehmood, R. (2014). Transportation evacuation strategies based on VANET disaster management system. Procedia Economics and Finance, 18, 352-360. https://doi.org/10.1016/S2212-5671%2814%2900950-2

The September 2001 attacks and the 2011 Japan earthquake and tsunami disaster are examples of manmade and natural disasters which have revealed the importance of having a disaster management system in place. A great deal of advisory and policy docume... Read More about Transportation evacuation strategies based on VANET disaster management system.

A survey on media independent handover (MIH) and IP multimedia subsystem (IMS) in heterogeneous wireless networks (2013)
Journal Article
Khattab, O., & Alani, O. (2013). A survey on media independent handover (MIH) and IP multimedia subsystem (IMS) in heterogeneous wireless networks. International Journal of Wireless Information Networks, 20(3), 215-228. https://doi.org/10.1007/s10776-013-0213-9

One challenge of wireless networks integration is to provide ubiquitous wireless access abilities and seamless handover for mobile communication devices between different types of technologies (3GPP and non-3GPP), such as Global System for Mobile Com... Read More about A survey on media independent handover (MIH) and IP multimedia subsystem (IMS) in heterogeneous wireless networks.

I AM 4 VHO : new approach to improve seamless vertical handover in heterogeneous wireless networks (2013)
Journal Article
Khattab, O., & Alani, O. (2013). I AM 4 VHO : new approach to improve seamless vertical handover in heterogeneous wireless networks. International journal of computer networks and communications (Print), 5(3), 53-63. https://doi.org/10.5121/ijcnc.2013.5304

Two mechanisms have been proposed independently by IEEE and 3GPP; namely, Media Independent Handover (MIH) and Access Network Discovery and Selection Function (ANDSF), respectively. These mechanisms enable a seamless Vertical Handover (VHO) between... Read More about I AM 4 VHO : new approach to improve seamless vertical handover in heterogeneous wireless networks.

Mobile IPv4 based procedure for loose coupling architecture to optimize performance in heterogeneous wireless networks (2013)
Journal Article
Khattab, O., & Alani, O. (2013). Mobile IPv4 based procedure for loose coupling architecture to optimize performance in heterogeneous wireless networks. International journal of computer networks and wireless communications (Online), 3(1), 56-61

One challenge of wireless networks integration is the ubiquitous wireless access abilities which provide the seamless handover for any moving communication device between the different types of technologies (3GPP and non-3GPP), such as GSM (Global Sy... Read More about Mobile IPv4 based procedure for loose coupling architecture to optimize performance in heterogeneous wireless networks.

Reducing the PAPR by utilisation of the LDPC code (2009)
Journal Article
Daoud, O., & Alani, O. (2009). Reducing the PAPR by utilisation of the LDPC code. IET Communications, 3(4), 520. https://doi.org/10.1049/iet-com.2008.0344

Peak-to-average power ratio (PAPR) is a major drawback in most multi-carrier communication techniques such as orthogonal frequency division multiplex system (OFDM). OFDM consists of lots of independent modulated subcarriers, as a result the amplitu... Read More about Reducing the PAPR by utilisation of the LDPC code.

Indoor airport radio-over-fiber network traffic model and performance analysis using load-balancing techniques [Invited] (2009)
Journal Article
de Grado Vivero, A., Alani, O., & Elmirghani, J. (2009). Indoor airport radio-over-fiber network traffic model and performance analysis using load-balancing techniques [Invited]. Journal of Optical Networking, 8(3), 272. https://doi.org/10.1364/JON.8.000272

The development of airports such as the recently inaugurated Heathrow Terminal 5, as well as the increasing number of people using these facilities every day for business reasons or just for pleasure, reveals the importance of adequate and reliable c... Read More about Indoor airport radio-over-fiber network traffic model and performance analysis using load-balancing techniques [Invited].

Adaptive multi-component service model for wideband Code division multiple access systems (2008)
Journal Article
Alani, O. (2008). Adaptive multi-component service model for wideband Code division multiple access systems. International Journal of Mobile Communications, 6(6), 667. https://doi.org/10.1504/IJMC.2008.019818

In this paper, we propose and evaluate an adaptive resource allocation scheme for Wideband Code Division Multiple Access multimedia systems. We give a discussion on the inherently multi-component nature of multimedia applications for wireless communi... Read More about Adaptive multi-component service model for wideband Code division multiple access systems.