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Browsing by Author "Chuma, Joseph"

Browsing by Author "Chuma, Joseph"

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  • 5G mobile communication applications: a survey and comparison of use cases 
    Erunkulu, Olaonipekun Oluwafemi; Zungeru, Adamu Murtala; Lebekwe, Caspar K.; Mosalaosi, Modisa; Chuma, Joseph (IEEE, 2021-07)
    The mobile demands and future business context are anticipated to be resolved by the fifth-generation (5G) of mobile communication systems. It is expected to provide an utterly mobile device, connected society, and support ...
  • Cellular communications coverage prediction techniques: a survey and comparison 
    Erunkulu, Olaonipekun Oluwafemi; Zungeru, Adamu Murtala; Lebekwe, Caspar K.; Chuma, Joseph (IEEE, 2020-06)
    A lot of effort and time is utilized in the planning and building of the cellular wireless networks to use minimum infrastructural components to provide the best network coverage as well as delivery of quality of service. ...
  • Control unit for a coreless stator for use with SI engine stepping valve 
    Zibani, Ishmael; Marumo, Rapelang; Chuma, Joseph; Ngebani, Ibo; Tsamaase, Kelebaone (Elsevier, 2018-01)
    Engine efficiency could be increased if valve timing could change with engine revolutions per minute. Poppet valves are fitted with strong springs which return them to their rest positions after being pushed down by cam ...
  • Design and development of a wireless colour-based optical modulation system 
    Mapunda, Galefang Allycan (Botswana International University of Science and Technology (BIUST), 2021-06)
    In visible light communication(VLC),arrays consisting of a single or multi-colour light sources are employed for a dual purpose being: the provision of illumination and data transmission. Therefore, it is substantial to ...
  • Design and simulation of an automatic room heater control system 
    Zungeru, Adamu Murtala; Mangwala, Mmoloki; Chuma, Joseph; Gaebolae, Baboloki; Basutli, Bokamoso (Elsevier, 2018-06-11)
    This paper presents the design and simulation of an Automatic Room Heater Control system. This system allows the user to set a desired temperature which is then compared to the room temperature measured by a temperature ...
  • Employing the internet of things in vehicle monitoring 
    Tlale, Taolo; Yahya, Abid; Chuma, Joseph; Diarra, Bakary; Samikannu, Ravi (Botswana International University of Science and Technology, 2017-06)
    This paper proposes a system for remotely monitoring the behavior of a vehicle. It monitors a vehicle in terms of four parameters which are engine temperature, rotational speed of the crankshaft and as well as the frequency ...
  • A formal analytical modeling and simulation of wireless sensor home network 
    Gaboitaolelwe, Jwaone; Zungeru, Adamu Murtala; Chuma, Joseph; Ditshego, Nonofo; Semong, Thabo (The Intelligent Networks and Systems Society, 2020-02-15)
    Technological advances for low-cost Wi-Fi applications such as ‘the wireless sensor network (WSN) deployment’ are at an advanced stage of acceptance, especially in smart home environments. The application of this kind of ...
  • Intelligent reflecting surface assisted physical layer security in wireless communication 
    Sanenga, Abraham (Botswana International University of Science and Technology (BIUST), 2021-07)
    The open nature of radio propagation enables ubiquitous wireless communication, which allows seamless data transmission. However, unauthorized users may pose a threat to the security of the data being transmitted leading ...
  • Network capacity enhancement in HetNets using incentivized offloading mechanism 
    Basutli, Bokamoso; Chuma, Joseph; Lambotharan, Sangarapillai (IEEE, 2018-08)
    This paper investigates distributed algorithms for joint power allocation and user association in heterogeneous networks. We propose auction-based algorithms for offloading macrocell users (MUs) from the macrocell base ...
  • The new paradox of dual modality X-Ray diamond sorting 
    Modise, Ernest Gomolemo; Zungeru, Adamu Murtala; Chuma, Joseph; Prabaharan, S.R.S.; Mtengi, Bokani; Ude, Albert Uchenna; Nedev, Zhivko (IEEE, 2021-06)
    Modern-day diamond sorting is achieved through the application of X-ray lumi- nescence (XRL) and X-ray transmission (XRT) techniques. Sorting with XRL is limited to the class range of 1.25 mm to 32 mm because of self-absorption ...
  • A secured and efficient communication scheme for decentralized cognitive radio-based internet of vehicles 
    Yao, Wei; Yahya, Abid; Khan, Fazlullah; Tan, Zhiyuan; Rehman, Ateeq Ur; Chuma, Joseph; Jan, Mian Ahmad; Babar, Muhammad (IEEE, 2019)
    The advancements in hardware technologies have driven the evolution of vehicular ad hoc networks into the Internet of Vehicles (IoV). The IoV is a decentralized network of IoT-enabled vehicles capable of smooth traffic ...
  • A secured data management scheme for smart societies in industrial internet of things environment 
    Babar, Muhammad; Khan, Fazlullah; Iqbal, Waseem; Yahya, Abid; Arif, Fahim; Tan, Zhiyuan; Chuma, Joseph (IEEE Explore, 2018-07)
    Smart societies have an increasing demand for quality-oriented services and infrastructure in an industrial Internet of Things (IIoT) paradigm. Smart urbanization faces numerous challenges. Among them, secured energy ...
  • A secured smart home switching system based on wireless communications and self-energy harvesting 
    Zungeru, Adamu Murtala; Gaboitaolelwe, Jwaone; Diarra, Bakary; Chuma, Joseph; Ang, Li-Minn; Kolobe, Lone; David, Mpho; Zibani, Ishmael (IEEE Xplore, 2019-02-19)
    Due to human influence and its negative impacts on the world’s environment, the world ischanging into a cleaner and more sustainable energy system. In both private and public buildings, there isa desire to reduce electricity ...
  • Software controlled stepping valve system for a modern car engine 
    Zibani, I; Marumo, R; Chuma, Joseph; Ngebani, I (Elsevier B.V., 2017-10)
    To address the problem of a piston-valve collision associated with poppet valve engines, we replaced the conventional poppet valve with a solenoid operated stepping valve whose motion is perpendicular to that of the piston. ...
  • A synthesis method for quality-factor enhanced substrate integrated inductor for L-S band 
    Kobe, Olebogeng Bone (Botswana International University of Science and Technology ( BIUST), 2017-09)
    The thesis presents a flawless synthesis method for designing high quality factor (Q) on-chip microstrip resonator in the form of an inductor based on layout optimisation technique. While the layout optimisation method is ...
  • A voltage multiplier using timer circuit 
    Zungeru, Adamu Murtala; Chuma, Joseph; Mangwala, Mmoloki; Khao, Baba (Medwell Journals, 2018-01)
    This study describes a DC to DC voltage multiplier using the 555 Integrated Circuit (IC) timer in an astable state. The major motivation of the design is to be able to produce an inexpensive and light form of generating ...

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