Now showing items 1-14 of 14

    • Alternative solar water heater for domestic purpose 

      Sadrin, Samara; Hossain, Maherin; Mohith, Ehsanul (BRAC University, 2009-08)
      In this report we aimed to incorporate solar energy in the domestic household. We designed a system that would allow the user to attain hot water in an efficient and cheap manner. Every household has domestic electric water ...
    • Analysis of Rectifier circuits with power factor correction 

      Hassan, M. M. Emran; Sultana, Afrin; Akther, Sunjida (BRAC University, 2014-01)
      Power Factor, the ratio between the real power and the apparent power forms a very essential parameter in power system. It is indicative of how effectively the real power of the system has been utilized. With rapid ...
    • Automating ICU emergency signaling 

      Bengali, Rashida; Yeazdani, Nabila; Zaman, Naima (BRAC University, 2013-08)
      In this thesis, a recursive algorithm based on kernel mapping is applied to develop an automated, ICU Signaling. The method is portable and adaptive, and has lower complexity. Streams of different medical parameters are ...
    • A comparative study of DC/AC pure sine wave inverters 

      Bintu, Nusrat Khan; Muhammad, Labiba; Anjum, Navid (BRAC University, 2013-12)
      A power inverter or inverter is an electrical power converter that changes direct current (DC) to alternating current (AC). The converted AC can be at any required voltage and frequency with appropriate transformer, switching ...
    • Comparison analysis of wireless network audits using open source tools 

      Islam, Nuzhat Nuary; Zareen, Fahmida (BRAC University, 2014-09-01)
      Wi-Fi, also spelled Wifi or WiFi, is a popular technology that allows an electronic device to exchange data or connect to the internet wirelessly using radio waves. WiFi has a lot of advantages, they are easy to set up and ...
    • Design and animation of automated alternative solar water heater system at the BRAC University roof top by using solid works and implement the controller using GAL technology 

      Chowdhury, Ahasanul Haque (BRAC University, 2012-05)
      The objective of the thesis is to design the “alternative Solar Water Heater with Automated control system”, which is developed by CARG at the roof top UB building, using “SolidWorks 2012” software. Initially, I made a 2D ...
    • Design and optimization of an UWB microstrip patch antenna using dielectric substrates Duroid 5880 And FR4 

      Chowdhury, Nusrat Tasnufa; Chowdhury, Dilruba (BRAC University, 2014-01)
      No longer new in wireless technology; the ultra wide band (UWB) radio transmits large amounts of digital data over a wide spectrum of frequency bands (>500MHz) at distance up to 230 ft at very low power (< 0.5 mW), As well ...
    • Hybrid wireless mesh network 

      Hossain, Foez Md Iqbal; Imran, Misbah Uddin Md.; Ahmed, Md. Saleh (BRAC University, 2013-12)
      In the last few years, there has been an immense influence of wireless networks in our daily life. Especially, wireless mesh network has got a prominent attention in academic research and commercial deployment as well. We ...
    • Museum security system 

      Muhtadi, Taseen; Amin, Nurul; Tabassum, Musrat (BRAC University, 2012-12-15)
      A comprehensive security system incorporating motion sensors and laser sensors activated and deactivated by a password. The security system is designed to protect a valuable object. Access to the room can only be gained ...
    • Optical mapping of Tip-Enhanced Raman Spectroscopy (TERS) 

      Mishuk, Md. Nasimuzzaman (BARC University, 2017)
      Imaging technique with high-sensitivity and high-spatial-resolution at single molecular level is always a desired aspect to the researchers. In association with scanning probe microscopy and surface-enhanced Raman spectroscopy ...
    • Performance analysis of a Multi-tone direct sequence code division multiple access (MT-DS-CDMA) system over a nakagami-m fading channel 

      Salma, Umme; Tanni, Tanzina Rahman; Mourin, Nishat Jahan; Islam, Humayra (BRAC University, 2011-05)
      Performance analysis has been carried out for a multi-tone DS-CDMA wireless communication system over a faded channel considering the channel limitations. The analysis is based on MT-DS-CDMA system and a rake receiver with ...
    • Performance and analysis of DC-AC pure sine wave inverter 

      Purification, Paul (BRAC University, 2010-12-08)
      Energy crisis are of special attention in today's world. The unending usage of non-renewable energy sources will bring an end to the limited resources in near future. In order to preserve the resources, several alternative ...
    • RouteFinder : real-time optimum vehicle routing using mobile phone network 

      Ahmadullah, Najiba; Islam, Shahpar (BRAC University, 2014-08-28)
      Road traffic congestion is a major issue in most mega cities. The traffic jams are often exacerbated by drivers habitually following the same routes. A real-time, optimum vehicle routing system that takes traffic density ...
    • Security issues in VANET 

      Sakib, Rizwanul Karim; Reza, Bisway (Department of Electronics and Communication Engineering, BRAC University, 2010-04-16)
      A Vehicular Ad-Hoc Network or VANET is a form of Mobile Ad-Hoc Network or MANET which provides communication between vehicles and between vehicles and road-side base stations. A vehicle in VANET is considered to be an ...