BRACU Faculty Publications: Recent submissions
Now showing items 421-440 of 665
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Governmentality and counter-hegemony in Bangladesh
(© 2015 S. M. Shamsul Alam, 2016-01)Using Michel Foucault’s idea of governmentality, this book reinterprets various cases of revolt and popular uprisings in Bangladesh. It attempts to synthesize the theories of Foucault’s governmentality and Antonio Gramsci’s ... -
Design of a solar powered LED street light: effect of panel's mounting angle and traffic sensing
(© 2013 IEEE Computer Society, 2013)In this work, the effect of mounting angle of solar panels and traffic sensing on the requirement of system size, i.e., panel size and battery capacity, for a solar powered street light system is investigated. Street lights ... -
Low cost cylindrical lumen testing procedure in Bangladesh perspective
(© 2013 IEEE Computer Society, 2013)Due to having several Solar Home System components manufacturers, overall quality of LED lamps varies from organization to organization. This unstable quality is increasing with the number of SHS installation and thus the ... -
An improved analytical method to design CMUTs with square diaphragms
(© 1986-2012 Institute of Electrical and Electronics Engineers Inc., 2013)A highly accurate mathematical method has been presented for analytical characterization of capacitive micromachined ultrasonic transducers (CMUTs) built with square diaphragms. The method uses a new two-dimensional ... -
A single phase AC-AC boost converter with improved input power factor and THD
(© 2011 Institute of Electrical and Electronics Engineers Inc., 2011)A new circuit is proposed for single phase AC-AC conversion using Boost topology. Input Power factor, input current Total Harmonic Distortion (THD) and efficiency of the circuit are examined for the proposed circuit for ... -
A single phase buck-boost AC-AC converter with low input current THD and high input power factor
(© 2011 Institute of Electrical and Electronics Engineers Inc., 2011)Two new topologies of Buck-Boost single-phase ac-ac conversion are proposed. In one of the circuits a bi-directional switch with a single buck-boost inductor is used, whereas, in the other circuit a bi-directional switch ... -
Performance of VoIP networks using MPLS traffic engineering
(© 2012 Trans Tech Publications, 2012)The implementation of Voice over Internet Protocol (VoIP) technology is on the increase because of its ability to enhance operating efficiency and reduce infrastructure cost. Voice and data packets traverse over IP networks ... -
Software implementation of the Central Solar Battery Charging Station (CSBCS)
(© 2013 Institute of Electrical and Electronics Engineers Inc., 2013)Solar Battery Charging Station is the beginner's outline of the Central Solar Battery Charging Station which can be worn as an alternation of the complementary power source or electricity for assembling the ever-increasing ... -
Performance analysis of multicarrier code division multiple access over rayleigh fading channel
(© 2012 Trans Tech Publications, 2011)Recently, multi-carrier transmission schemes have been introduced into Code Division Multiple Access (CDMA) systems to gain advantages for high data rate transmission as well as security. Due to pseudorandom code there is ... -
Tuning the TCP congestion control parameters to optimize client-server systems
(© 2012 International Journal of Multimedia and Ubiquitous Engineering, 2012)The demand of high volume data communication over the internet is mounting day by day. In general, the performance of a communication system depends on the loss of data packets. It happens as there are multiple paths exist ... -
A novel substitute for the meter readers in a resource constrained electricity utility
(© 2010-2012 IEEE., 2013)A novel scheme has been proposed where the consumers will use their mobile phone cameras to take the photograph of respective meter's display panel along with the kWh (kilo-watt hour) information once a month and send it ... -
Impact of background utilization and background traffic on the foreground applications in a wide area network
(© 2012 Springer Science+Business Medi, 2012)In the real scenarios, network utilization widely depends on the background traffic and the number of active users. This paper presents the effect of background traffic on the QoS of foreground traffic by varying the ... -
Mixed FBB and RBB low leakage technique for high durable CMOS circuit
(© 2014 IEEE Computer Society, 2014)CMOS logic circuit is extensively used for designing low power Very Large Scale Integration (VLSI). Reducing the dimension of CMOS in a nanometer range, functionality and efficiency can be increased, but as a result we ... -
FIR filter design using modified lanczos window function
(© 2012 Advanced Materials Research, 2012)Attenuated side lobe peak in the range of around ~-45dB is required in many applications of signal processing and measurements. However, the problem is usual window based FIR filter design lies in its side lobes amplitudes ... -
Adaptive algorithms for automated intruder detection in surveillance networks
(© 2014 Institute of Electrical and Electronics Engineers Inc., 2014)Many types of automated visual surveillance systems have been presented in the recent literature. Most of the schemes require custom equipment, or involve significant complexity and storage needs. After studying the area ... -
Automated surveillance in distributed, visual networks: an empirical comparison of recent algorithms
(© 2014 Science and Engineering Research Support Society, 2014)A number of algorithms have been recently proposed for automatic intruder detection from CCTV images. Past researchers have typically tested these algorithms on centralized networks where all images are transmitted to a ... -
Automated irrigation system using solar power
(© 2012 IEEE, 2012)This paper proposes a model of variable rate automatic microcontroller based irrigation system. Solar power is used as only the source of power to control the overall system. Sensors are placed on the paddy field and these ... -
Network design and performance analysis of geographical routing protocol in mobile Ad-Hoc networks
(© 2013 IEEE, 2013)In this research we have explored the consequences of increase in number of nodes on the overall performance of Geographical Routing Protocol (GRP) which is at present covering an enormous demand in the field of Mobile ... -
Optimization of photonic crystal waveguide based optical filter
(© 2014 Institute of Electrical and Electronics Engineers Inc., 2014)In the emerging field of signal processing and optical communication technologies, photonic integrated circuits based on Photonic Crystals are being immensely favoured. Photonic crystals possess the property of inhibiting ... -
Vibration and voice operated navigation system for visually impaired person
(IEEE Computer Society, 2014)Usually blind people use white canes which are very limited in its ability to provide navigation assistance to the user and cannot easily detect obstacles. Mobility of visually impaired people is limited by their inability ...