11 citations · 23 across the 30 of their papers we have counts for
15 papers · 1 filter
Optimizing Co-flows Scheduling and Routing in Data Centre Networks for Big Data Applications
Sanaa Hamid Mohamed, Ali Hammadi, Taisir E. H. El-Gorashi +1
This paper optimizes the scheduling and routing of the co-flows of MapReduce shuffling phase in state-of-the-art and proposed Passive Optical Networking (PON)-based Data Centre Net…
VM placement over WDM-TDM AWGR PON Based Data Centre Architecture
Azza E. A. Eltraify, Sanaa Hamid Mohamed, Jaafar M. H. Elmirghani
Passive optical networks (PON) can play a vital role in data centres and access fog solutions by providing scalable, cost and energy efficient architectures. This paper proposes a…
Caching Video-on-Demand in Metro and Access Fog Data Centres
Wafaa B. M. Fadlelmula, Sanaa Hamid Mohamed, Taisir E. H. El-Gorashi +1
This paper examines the utilization of metro fog data centres and access fog datacentres with integrated solar cells and Energy Storage Devices (ESDs) to assist cloud data centres…
Impact of user distribution on optical wireless systems
Khulood D. Alazwary, Osama Zwaid Alsulami, Sarah O. M. Saeed +4
In this paper, we investigate the impact of user distribution on resource allocation in visible light communication (VLC) systems, using a wavelength division multiple access (WDMA…
Standards for Energy Efficient Virtualization, Content Distribution and Big Data in Beyond 5G Networks
Jaafar M. H. Elmirghani, Hatem Alharbi, Azza Eltraify +3
Power consumption in communication networks and the supporting computing systems continues to increase due to the increase in traffic and processing requirements, and due to the re…
PON-based connectivity for fog computing
Abdullah M. Alqahtani, Sanaa H. Mohamed, Taisir E. H. El-Gorashi +1
Fog computing plays a crucial role in satisfying the requirements of delay-sensitive applications such as connected vehicles, smart grids, and actuator networks by moving data proc…
Delay Adaptation Method for Relay Assisted Optical Wireless Systems
Yu Zeng, Sanaa Hamid Mohamed, T. E. H. El-Gorashi +1
In this paper, we investigate optical wireless repeaters as relay terminals between a transmitter and a user in an Infrared Optical Wireless Communication (IROWC) system. A delay a…
Resilience in Optical Wireless Systems
Sarah O. M. Saeed, Sanaa Hamid Mohamed, Osama Zwaid Alsulami +3
High reliability and availability of communication services is a key requirement that needs to be ensured by service providers. Since the direct line-of-sight (LOS) beam is prone t…
Beam Blockage in Optical Wireless Systems
Sarah O. M. Saeed, Sanaa Hamid Mohamed, Osama Zwaid Alsulami +3
In this paper, we use the percentage blockage as a metric when an opaque disc obstructs the Line-of-Sight link from the access point to the receiver in an optical wireless indoor c…
Resource Allocation in Co-existing Optical Wireless HetNets
Osama Zwaid Alsulami, Sarah O. M. Saeed, Sanaa Hamid Mohamed +3
In multi-user optical wireless communication (OWC) systems interference between users and cells can significantly affect the quality of OWC links. Thus, in this paper, a mixed-inte…
Effect of receiver orientation on resource allocation in optical wireless systems
Osama Zwaid Alsulami, Khulood D. Alazwary, Sarah O. M. Saeed +4
Optical wireless communication (OWC) systems have been the subject of a significant amount of interest as they can be used in sixth generation (6G) wireless communication to provid…
Shared optical wireless cells for in-cabin aircraft links
Osama Zwaid Alsulami, Sarah O. M. Saeed, Sanaa Hamid Mohamed +3
The design of a wireless communication system that can support multiple users at high data rates inside an aircraft is a key requirement of aircraft manufacturers. This paper exami…
Impact of room size on WDM optical wireless links with multiple access points and angle diversity receivers
Osama Zwaid Alsulami, Mansourah K. A. Aljohani, Sarah O. M. Saeed +4
Optical wireless communication (OWC) systems have been the subject of attention as a promising wireless communication technology that can offer high data rates and support multiple…
Data centre optical wireless downlink with WDM and multi-access point support
O. Z. Alsulami, S. O. M. Saeed, S. H. Mohamed +3
The ability to provide very high data rates is a significant benefit of optical wireless communication (OWC) systems. In this paper, an optical wireless downlink in a data centre t…
Optimum Resource Allocation in 6G Optical Wireless Communication Systems
Osama Alsulami, Amal Alahmadi, Sarah Saeed +4
Optical wireless communication (OWC) systems are a promising communication technology that can provide high data rates into the tens of Tb/s and can support multiple users at the s…