Browsing Research Articles (Electrical, Electronic and Computer Engineering) by UP Author "Maharaj, Bodhaswar Tikanath Jugpershad"

Browsing Research Articles (Electrical, Electronic and Computer Engineering) by UP Author "Maharaj, Bodhaswar Tikanath Jugpershad"

Sort by: Order: Results:

  • Queueing analysis of performance measures under a new configurable channel allocation in cognitive radio 
    Wang, Shi; Maharaj, Bodhaswar Tikanath Jugpershad; Alfa, Attahiru Sule (Institute of Electrical and Electronics Engineers, 2018-10)
    To help achieve optimal channel allocation for a cognitive radio network with multiple channels and multiple users, the authors propose an queueing analytical framework for implementing a configurable channel allocation ...
  • Queueing models for cognitive radio networks : a survey 
    Paluncic, Filip; Alfa, Attahiru Sule; Maharaj, Bodhaswar Tikanath Jugpershad; Tsimba, Hilary Mutsawashe (Institute of Electrical and Electronics Engineers, 2018)
    Cognitive radio networks (CRNs) are an emerging paradigm for next generation wireless communication systems allowing for more ef cient radio spectrum utilization. In order to harness the full potential that CRNs may ...
  • A reduced complexity soft-input soft-output MIMO detector combining a sphere decoder with a Hopfield network 
    Louw, Daniel J.; Botha, P.R. (Philippus Rudolph); Maharaj, Bodhaswar Tikanath Jugpershad (Institute of Electrical and Electronics Engineers, 2010-04)
    In this paper, a reduced complexity soft-input soft-output MIMO detector is presented. The detector is intended to be used in conjunction with an error correction code. The detector combines a Sphere Decoder with a Hopfield ...
  • Resource allocation in heterogeneous buffered cognitive radio networks 
    Awoyemi, Babatunde Seun; Maharaj, Bodhaswar Tikanath Jugpershad; Alfa, Attahiru Sule (Wiley, 2017-07-25)
    Resources available for operation in cognitive radio networks (CRN) are generally limited, making it imperative for efficient resource allocation (RA) models to be designed for them. However, in most RA designs, a significant ...
  • Resource allocation in heterogeneous buffered cognitive radio networks 
    Awoyemi, Babatunde Seun; Maharaj, Bodhaswar Tikanath Jugpershad; Alfa, Attahiru Sule (Hindawi Publishing, 2017-07)
    Resources available for operation in cognitive radio networks (CRN) are generally limited, making it imperative for efficient resource allocation (RA) models to be designed for them. However, in most RA designs, a significant ...
  • Resource optimisation in 5G and Internet-of-Things networking 
    Awoyemi, Babatunde Seun; Alfa, Attahiru Sule; Maharaj, Bodhaswar Tikanath Jugpershad (Springer, 2020-04)
    Fifth generation (5G), the currently evolving communication standard, promises better performance in terms of capability, capacity, speed, latency, etc. than recent technologies such as WiMax, LTE and LTE-Advanced. Similarly, ...
  • Smart vehicle navigation system using hidden Markov model and RFID technology 
    Malekian, Reza; Kavishe, A.F.; Maharaj, Bodhaswar Tikanath Jugpershad; Gupta, Pradeep Kumar; Singh, G.; Waschefort, H. (Springer, 2016-10)
    The road transport of dangerous goods has been the subject of research with increasing frequency in recent years. Global positioning system (GPS) based vehicle location devices are used to track vehicles in transit. ...
  • Solving resource allocation problems in cognitive radio networks : a survey 
    Awoyemi, Babatunde Seun; Maharaj, Bodhaswar Tikanath Jugpershad; Alfa, Attahiru Sule (Springer, 2016-12-29)
    Cognitive radio networks (CRN), in their quest to become the preferred next-generation wireless communication paradigm, will depend heavily on their ability to efficiently manage the limited resources at their disposal ...
  • Spatiotemporal characterization of users' experience in massive cognitive radio networks 
    Okegbile, S.D. (Samuel); Maharaj, Bodhaswar Tikanath Jugpershad; Alfa, Attahiru Sule (Institute of Electrical and Electronics Engineers, 2020)
    The need to capture the actual network traf c condition and fundamental queueing dynamics in a massive cognitive radio network (CRN) is important for proper analysis of the intrinsic effects of spatial distribution while ...
  • Spectral occupation of TV broadcast bands : measurement and analysis 
    Barnes, Simon Daniel; Botha, P.R. (Philippus Rudolph); Maharaj, Bodhaswar Tikanath Jugpershad (Elsevier, 2016-11)
    The findings of a TV broadcast spectrum measurement campaign, performed at six different locations on the Hatfield campus of the University of Pretoria, are presented. Since the use of television white spaces (TVWS) could ...
  • Spectrum occupancy investigation : measurements in South Africa 
    Barnes, Simon Daniel; Jansen van Vuuren, P.A.; Maharaj, Bodhaswar Tikanath Jugpershad (Elsevier, 2013)
    Regulatory bodies have predicted an impending shortage in commercial radio frequency spectrum in the near future. However, due to outdated regulatory practices, many of these bands are in fact inefficiently underutilised. ...
  • Spectrum occupancy reconstruction in distributed cognitive radio networks using deep learning 
    Hlophe, Mduduzi Comfort; Maharaj, Bodhaswar Tikanath Jugpershad (Institute of Electrical and Electronics Engineers, 2019)
    Spectrum occupancy reconstruction is an important issue often encountered in collaborative spectrum sensing in distributed cognitive radio networks (CRNs). This issue arises when the spectrum sensing data that are ...
  • Super-orthogonal block codes with multichannel equalisation and OFDM in frequency selective fading 
    Sokoya, O.; Maharaj, Bodhaswar Tikanath Jugpershad (Hindawi Publishing Corporation, 2010-06)
    Super-orthogonal block codes in space-time domain (i.e., Super-orthogonal space-time trellis codes (SOSTTCs)) were initially designed for frequency nonselective (FNS) channels but in frequency selective (FS) channels these ...
  • Towards a bandwidth efficient cognitive positioning system 
    Thomas, R.R.; Maharaj, Bodhaswar Tikanath Jugpershad (Institution of Engineering and Technology, 2012)
    Presented is an efficient bandwidth determination model for the cognitive positioning system by utilising multiple receive antennas. The performance evaluations of the proposed multiple receive antenna positioning system ...
  • Transmission scheduling for wireless mesh networks with temporal reuse 
    Luus, Francois Pierre Sarel; Maharaj, Bodhaswar Tikanath Jugpershad (Hindawi Publishing Corporation, 2011-09-01)
    Link-assigned transmission schedules with timeslot reuse by multiple links in both the space and time domains are investigated in this study for stationary multihop wireless mesh networks with both rate and power ...
  • Universal decremental redundancy compression with fountain codes 
    Luus, Francois Pierre Sarel; McDonald, A.; Maharaj, Bodhaswar Tikanath Jugpershad (South African Institute of Electrical Engineers, 2010-06)
    A new universal noise-robust lossless compression algorithm based on a decremental redundancy approach with fountain codes is proposed. The binary entropy code is harnessed to compress complex sources with the addition of ...
  • Variable- and fixed-length balanced runlength-limited codes based on a Knuth-like balancing method 
    Paluncic, Filip; Maharaj, Bodhaswar Tikanath Jugpershad; Ferreira, Hendrik C. (Institute of Electrical and Electronics Engineers, 2019-11)
    A novel Knuth-like balancing method for runlength-limited words is presented, which forms the basis of new variable- and fixed-length balanced runlength-limited codes that improve on the code rate as compared to balanced ...
  • A virtual control layer resource allocation framework for heterogeneous cognitive radio network 
    Wang, Shi; Maharaj, Bodhaswar Tikanath Jugpershad; Alfa, Attahiru Sule (Institute of Electrical and Electronics Engineers, 2019)
    To make best use of the various radio resources in the heterogeneous network enabled by the software de ned network or cognitive radio (CR) technology, a resource allocation framework with exibility and quick recon ...