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Now showing items 11-20 of 21
The performance of two antenna design shapes in ultra-wideband wireless applications
(Asian Research Publishing Network (ARPN), 2014)
The extensive requirements for small Ultra wideband (UWB) communication systems lead to design active and
small size antennas. In this research two rectangular microstrip antennas were designed to cover the UWB ...
Energy monitoring based on human activity in the workplace
(Institute of Physics Publishing, 2014)
Human behavior is the most important factor in order to manage energy usage. Nowadays, smart house technology offers a better quality of life by introducing automated appliance control and assistive services. However, human ...
Effect of two different superstrate layers on Bismuth Titanate (BiT) array antennas
(Macmillan Publishers Limited, 2014-01)
The microwave industry has shown increasing interest in electronic ceramic material (ECM) due to its advantages, such as light weight, low cost, low loss, and high dielectric strength. In this paper, simple antennas covered ...
Cognitive wireless sensor actor network: an agricultural perspective
(ICIC International, 2014-04)
Intelligent environments are exposing the next revolutionary steps of development technologies in automation of building, industrial, home, and transportation systems. The new generation of Wireless Sensor Actor Networks ...
Enhanced performance of SAC-OCDMA system based on SPD detection utilizing EDFA for access networks
(Engineering and Technology Publishing, 2014-02)
In this paper, we present the impact of an EDFA (Erbium Doped Fibre Amplifier) for high data rate in Spectral Amplitude Coding Optical Code Division Multiple Access (SAC-OCDMA) networks. A Single photodiode (SPD) detection ...
Priority-based parameter optimization strategy for reducing the effects of four-wave mixing on WDM system
(Elsevier, 2014)
In order to meet the ultra high speed and ultra long-haul transmission distance in wavelength division multiplexing (WDM) systems, the nonlinear impairment affecting the overall spectral efficiency and system performance ...
Energy efficient segmentation-link strategies for transparent IP over WDM core networks
(Engineering and Technology Publishing, 2014-01)
Recent developments in Optical IP networks have heightened the need for reduction on power consumption via so called green photonics and concepts known as green networking. Adhering to these principles we proposed a novel ...
A new two-code keying scheme for SAC-OCDMA systems enabling bipolar encoding
(Taylor & Francis, 2014-03)
In this paper, we propose a new two-code keying scheme for enabling bipolar encoding in a high-rate spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) system. The mathematical formulations are ...
Priority-based parameter optimization strategy for reducing the effects of four-wave mixing on WDM system
(Elsevier, 2014-01)
In order to meet the ultra high speed and ultra long-haul transmission distance in wavelength division multiplexing (WDM) systems, the nonlinear impairment affecting the overall spectral efficiency and system performance ...
Realization of wavelength-time modified double weigs-button-field
(Trans Tech Publications, 2014)
Explosive growth of bandwidth demand together with advance in latest communication services and emerging applications have inspired interest in optical code division multiple access (OCDMA). The work focuses on analysis ...