All Stories

  1. The Kernel Density Estimation Technique for Spatio-Temporal Distribution and Mapping of Rain Heights over South Africa: The Effects on Rain-Induced Attenuation
  2. Study of the seasonal characteristics of rainfall rate in Southwestern Nigeria and its effect on induced attenuation in earth-satellite communications
  3. Investigation of the Seasonal Impact of Diversity Gain and Improvement Factors on Signal Availability in Tropical Location
  4. Application of Principal Component Analysis and Artificial Neural Networks for the Prediction of Qos in Fso Links Over South Africa
  5. Investigation of the Seasonal Impact of Diversity Gain and Improvement Factor Toward Signal Availability in a Tropical Location
  6. Study of the Seasonal Characteristics of Rainfall Rate in Southwestern Nigeria and its Effect on Induced Attenuation in Earth-Satellite Communications
  7. Estimation of intelligent-based quality of service in terrestrial FSO links: A case of South Africa propagation paths
  8. Prediction and analysis of seasonal rain attenuation in the South-western region of Nigeria for future microwave applications
  9. Comparative analysis between ERA5 reanalysis data and MRR observation data at different altitudes for fall velocity and liquid water content
  10. Characterization and spatial distributions of atmospheric visibility, relative humidity and temperature for possible effect on optical communication links in Nigeria
  11. Temporal modelling of Lymnaea natalensis (Krauss, 1848) in tropical aquatic habitats
  12. Investigation of the Seasonal Impact of Diversity Gain and Improvement Factor toward Signal Availability in a Tropical Location
  13. Influence of wind speed on rain-based attenuation at Ku-band for earth-satellite links in Nigeria
  14. Comparative Study of Worst Month Rain Rate and Attenuation Statistics for Satellite Links in Nigeria
  15. Characterization of fog-induced attenuation for optimizing optical propagation links in Nigeria
  16. Frequency scaling of Ku-band signal for rain attenuation prediction and radio link applications over Akure, Nigeria
  17. Models for predicting bulinids species habitats in southwestern Nigeria
  18. Statistical analysis of atmospheric parameters, noise temperature and digital terrestrial television signal strength over Jos metropolis, Plateau state, Nigeria
  19. Computation of spherical and non-spherical raindrop scattering parameters using the Mie and T-matrix models in relation to 5G wireless systems
  20. Performance evaluation of metric measures for converting 30-min GPM rain data to 1-min for microwave applications in Tropical region of Nigeria: A multivariate approach
  21. Effect of Visibility Variation on Free Space Optical Communication System over the Eastern Coast of South Africa Using Climatic Data
  22. ANALYSIS OF THE DYNAMICAL BEHAVIOR OF Z-R AND Z-W RELATIONSHIPS FOR STRATIFORM AND CONVECTIVE RAIN TYPES USING KA-BAND GROUND RADAR OVER A TROPICAL LOCATION
  23. DESIGN AND FABRICATION OF AN IMPROVED UHF U-NOTCHED QUASI-YAGI LOG-PERIODIC ANTENNA FOR WIRELESS APPLICATIONS
  24. Intrusion Detection System using Raspberry Pi and Telegram Integration
  25. Smart Hat for the blind with Real-Time Object Detection using Raspberry Pi and TensorFlow Lite
  26. Assessment of Atmospheric Turbulence Effect on the Free Space Optical Communications links for Optimum Performance, over Western Cape, South Africa
  27. The variation and prediction of visibility using some meteorological parameters over a few selected stations, South Africa
  28. Analysis of Rain-Induced Attenuation at Ku-V Band Using Gamma Drop Size Distribution Model Over a Tropical Region
  29. Prediction of Tropospheric Amplitude Scintillation for Accurate Design of Earth-Space Communication Link over Akure, Nigeria
  30. Distribution of tropospheric amplitude scintillation on Ku-Band earth-space link over a tropical station
  31. Performance of ARIMA modelling on sub-tropical rain attenuation at Ka-band terrestrial link in Kwazulu-Natal, South Africa
  32. IoT-Based Smart Aquaponics System Using Arduino Uno
  33. Mobile Virtual Reality (VR) for Science Projects: Ohm's Law Laboratory
  34. Variability and trends in rain height retrieved from GPM and implications on rain-induced attenuation over Nigeria
  35. URSI-NG CONFERENCE 2021 ON THE FUTURE OF RADIO COMMUNICATION: PROSPECTS AND CHALLENGES
  36. Chaotic characteristics of microwave radio field strength over Nigeria
  37. Characterization of microwave fading over coastal cities of Nigeria
  38. Characterization of rain fade dynamics for Ku band satellite communication systems in a tropical location
  39. Characterization of rain specific attenuation and frequency scaling technique for satellite communication systems in a tropical location
  40. Cloud attenuation on Earth-Space path at some provincial capital cities in South Africa
  41. Comparative analysis of precipitable liquid water content from micro rain radar and era-interim data: implication on radio wave propagation in a tropical location
  42. Development of a low cost disdrometer using piezo-buzzer as a sensing device
  43. Development of signal strength meter for GSM signal
  44. Diurnal variation of RF power density with distance from selected mobile phone base transceiver stations in Offa metropolis, Kwara State Nigeria
  45. Dynamical assessment of altitudinal trend of drop size distributions in a tropical region of Nigeria
  46. Geoclimatic characterization and latitudinal dependence of rain heights over Nigeria
  47. Modeling digital terrestrial television signal strength with atmospheric parameters and noise temperature: a case study of North-Central Nigeria
  48. On the conversion of a 3-hour integration time rain rate into one minute rain rate for forecast of attenuation due to rain
  49. Simulation of raindrop shapes and its interaction with electromagnetic wave
  50. Country perspectives on improving technical assistance in the health sector
  51. Evaluation of Concurrent Variation in Rain Specific Attenuation and Tropospheric Amplitude Scintillation Over Akure, Southwest Nigeria
  52. Assessment of Total Attenuation and Adaptive Scheme for Quality of Service Enhancement in Tropical Weather for Satellite Networks and 5G Applications in Nigeria
  53. The Study of Atmospheric Stability Using Radio Refractivity Profiles Over a Tropical Climate in Nigeria
  54. Analysis and impact of digital modulation techniques on LTE over fibre for 5G systems applications.
  55. Rain height dynamics over some coastal cities of South Africa for earth-space links design
  56. Statistics of tropospheric amplitude scintillation over selected locations in tropical Nigeria
  57. Dynamical evolution of vertical profile of rain structures observed using ground-based radar over a tropical station
  58. Development and performance evaluation of tropospheric scintillation model on Ku-band satellite link over Akure, Nigeria
  59. Impact Of Atmospheric Parameters And Noise Temperature On Digital Terrestrial Television Signal Strength Overkarshi Area, Abuja, North-Central, Nigeria
  60. Prediction of Attenuation using Visibility variations and other Meteorological Parameters in George, Western Cape, South Africa.
  61. Rain Height Statistics from GPM Data for Satellite Communication Systems in Nigeria
  62. Modeling of atmospheric primary radioclimatic variables in Nigeria for microwave radio propagation applications
  63. Temporal evolution of atmospheric parameter-profiling on rain height over two geoclimatic regions in Nigeria
  64. Performance Evaluation of Inter Satellite Optical Wireless Communication Link at Multiple Optical Wavelengths Using Diverse Modulation Techniques
  65. Rain Impairment Model for Satellite Communication Link Design in South Africa using Neural Network
  66. Assessment of dual-polarized interference due to precipitation for high-capacity satellite communication systems in Nigeria
  67. Quantitative analyses of complexity and nonlinear trend of radio refractivity gradient in the troposphere
  68. Propagation curves and coverage areas of digital terrestrial television base stations in the tropical zone
  69. EVOLUTION OF FREE SPACE OPTICAL SYSTEM BASED ON SUBCARRIER INTENSITY MODULATION OVER SOME DEGREE OF TURBULENT
  70. SEASONAL EVOLUTION OF VERTICAL PROFILE OF PRECIPITABLE WATER CONTENT AND CLOUD-BASED ATTENUATION AT EHF BAND OVER A TROPICAL LOCATION USING GBMRR
  71. Fog and Rain Attenuation Characterization and Performance of Terrestrial Free Space Optical Communication in Akure, Nigeria
  72. Comparative study on Radio Refractivity Gradient in the troposphere using Chaotic Quantifiers
  73. Parameterization of Radar Reflectivity-Rain Rate Relation during Tropical Convective, Transition and Stratiform Rain Types
  74. Designing a Green Power Delivery System for Base Transceiver Stations in Southwestern Nigeria
  75. Path Loss Propagation Prediction and Optimization Using Walfisch-Bertoni Model at 900 and 1800 MHz Over Macro-Cellular Western Regions of Nigeria
  76. Atmospheric chaoticity and complexity from radio refractivity derived from Akure station
  77. Distribution of rain height over subtropical region: Durban, South Africa for satellite communication systems
  78. Characterization of rain heights due to 0° isotherm in tropical and subtropical climates: implication on rain-induced attenuation prediction
  79. Experimental analysis and comparison of tropospheric scintillation prediction models using eutelsat-36b satellite in a tropical Nigeria
  80. Performance of Site Diversity Fade Mitigation over Earth to Space Propagation Link.
  81. Freezing height level distribution over Durban, South Africa for satellite communication
  82. Modeling freezing height level for satellite link communication: Durban, South Africa
  83. On the statistical distribution of clear air effects and the implication on microwave radio communication links in Nigeria
  84. Observation of bright-band height data from TRMM-PR for satellite communication in South Africa
  85. Geo-spatial distribution of cloud cover and influence of cloud induced attenuation and noise temperature on satellite signal propagation over Nigeria
  86. Statistical Studies of Cross-Polarization Due to Subtropical Rain on SHF Radio Propagation Paths Over Some Stations in South Africa
  87. On validation of the rain climatic zone designations for Nigeria
  88. Analysis of bright-band height data from TRMM-PR for satellite communication in Durban, South Africa
  89. Variation of slant path Ka/V-band rain attenuation over seven tropical locations in Nigeria using synthetic storm techniques
  90. Application of Synthetic Storm Technique for Diurnal and Seasonal Variation of Slant Path Ka-Band Rain Attenuation Time Series over a Subtropical Location in South Africa
  91. Estimation of the Propagation Impairments of Satellite Systems Design in the SHF and EHF Bands in Subtropical Region
  92. Estimation of Effective Transmission Loss Due to Subtropical Hydrometeor Scatters using a 3D Rain Cell Model for Centimeter and Millimeter Wave Applications
  93. Intelligent techniques to maintain QoS at SHF and EHF satellite systems network in a subtropical climate
  94. Rain height information from TRMM precipitation radar and micro rain radar for radio communication studies in Nigeria
  95. Development of one-minute rain-rate and rain-attenuation contour maps for satellite propagation system planning in a subtropical country: South Africa
  96. Predicting radio refractivity using a stochastic model
  97. Classification of tropical convective and stratiform rains using a Micro rain radar and its effect on microwave radio signals in Akure
  98. Some aspects of rain effects on the performance of Ku-band satellite signals in Akure, Nigeria
  99. Testing rainfall rate models for rain attenuation prediction purposes in tropical climate
  100. Rain Height Statistics Based on 0°C Isotherm Height Using TRMM Precipitation Data for Earth-Space Satellite Links in Nigeria
  101. PERFORMANCE ANALYSIS OF RAIN RATE MODELS FOR MICROWAVE PROPAGATION DESIGNS OVER TROPICAL CLIMATE
  102. Comparison of 1-min rain rate derived from TRMM satellite data and raingauge data for microwave applications in Nigeria
  103. Path loss model for radio wave propagation at VHF/UHF Bands using electric field strength measurement over Ilorin Middle-belt, Nigeria
  104. Rain rate and rain attenuation prediction with experimental rain attenuation efforts in south-western Nigeria
  105. Community-level impact of the reproductive health vouchers programme on service utilization in Kenya
  106. NECOP Propagation Experiment: Rain-Rate Distributions Observations and Prediction Model Comparisons
  107. Dimensional statistics of rainfall signature and fade duration for microwave propagation in Nigeria
  108. Estimation of cross-polarization due to rain over some stations in Nigeria
  109. Evaluation of the impact of the voucher and accreditation approach on improving reproductive health behaviors and status in Kenya
  110. Statistical characterizations of rainfall structure over two tropical stations in southern India for microwave communication
  111. One-Minute Rain-Rate Contour Maps for Microwave-Communication-System Planning in a Tropical Country: Nigeria
  112. Statistics of annual and diurnal cloud attenuation over equatorial climate
  113. The Application of 3D Rain Scatter Model on Horizontally Polarized SHF Signal Propagation in Tropical Location
  114. Rainfall Dynamics Over Two Indian Tropical Stations for Radio Communication
  115. AN ESTIMATE OF INTERFERENCE EFFECT ON HORIZONTALLY POLARIZED SIGNAL TRANSMISSION IN THE TROPICAL LOCATIONS: A COMPARISON OF RAIN-CELL MODELS
  116. RAIN RATE AND RAIN ATTENUATION PREDICTION FOR SATELLITE COMMUNICATION IN KU AND KA BANDS OVER NIGERIA.