Search Results - "directional antenna"

Mosaic frequency selective surface absorber for low profile directive antenna application by Mohamed Nafis, Nur Biha, Himdi, Mohamed, A Rahim, Mohamad Kamal, Tamchek, Nizam, Osman, Nurul Huda, Abd Rahman, Mohd Amiruddin

“…This had proven the significant suitability of the MFSS absorber incorporated with MA for low-profile directive antenna applications.…”
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Energy and spectral efficiency balancing algorithm for energy saving in LTE downlinks by Maharazu, Mamman, Mohd Hanapi, Zurina, Mahmoud Alrashah, Mohamed Alhadi

“…We propose using a directional antenna instead of an omni-directional antenna by transmitting signals in one direction which results in no or low interference and high spatial reuse. …”
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Small world wireless mesh networks by Afifi, Nabil, Chung, Kah-Seng

“…It is envisaged that a long link will be equipped with a higher power transmitter and directional antenna.…”
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Efficient blind rendezvous schemes for cognitive radio ad-hoc networks by Al-Mqdashi, Abdulmajid Mohammed Ahmed

“…Finally, two blind coprimality-based sector hopping (SH) schemes called, Prime and Even SH (PES-SH), and Interleaved PES-SH (IPES-SH), are proposed to establish sector rendezvous in directional antenna CRAHNs where SUs are equipped with single directional antenna CRs. …”
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Performance enhancement of cellular topologies employing dynamic cell sectoring and base station antenna beam steering using time division multiple access by Mahamod Ismail, T.L.Doumi, J.G.Gardiner

“…Results in term of calls dropped, handovers per call, channel utilisation and mean value of C/I at the mobiles are compared with those obtained when omni-directional and uni-directional antenna patterns are used in base stations. …”
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An intelligent traffic management system. by Khatun, Sabira, Chong , Jin Hui, Bakhraiba, Ahmed

“…An FPGA based active RFID tag is mounted on the top of the auto driven car (while only an efficient RFID tag is mounted on top of any other not auto-driven car) with omni-directional antenna. Active efficient RFID readers are placed at the lamp posts along the road, which scans the ID of the car and send to the server. …”
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Propagation prediction and measurement on outdoor wireless LAN 2.4 ghz applications at Universiti Teknologi Malaysia by Elchakwi, Saleh Yousif

“…The carrier frequency which is being used is the unlicensed band 2.4 GHz (IEEE 802.11g) and at the transmitter end omni directional antenna has been used. The results of the comparison show a great amount of agreement between the measurement and prediction. …”
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Characterization Of Propagation In Wireless Sensor Network (Wsn) For Aquaculture Application by Hasbullah, Khadijah

“…The radiation patterns plotted from the data showed that chip antenna was a better directional antenna and most suitable for sensor node application with best transmission angle of 90°. …”
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The effects of rain fade on millimetre wave channel in tropical climate by Budalal, Asma Ali H, Islam, Md Rafiqul, Habaebi, Mohamed Hadi, Rahman, Tharek Abd

“…For both omnidirectional and directional antenna. The RMS delay spread and path loss has been estimated using the environmental parameters of Kuala Lumpur city which illustrates the theoretical performances of 5G in Malaysia. …”
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Efficient radio resource management algorithms for downlink long term evolution networks by Mamman, Maharazu

“…We proposed the used of the directional antenna to replaces the omnidirectional antenna by transmitting signals in one direction 600 and 1200 which resulted in no or less interference as well as high spatial reuse. …”
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Antenna Control Using EBG by Mohamad Isa, Mohd Sa'ari

“…Controllable beam directive antenna has been developed by integrating a TM01 mode patch antenna with an electromagnetic bandgap (EBG) surface. …”
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Bidirectional Antenna for 2.4-ghz WLAN Application Inside Train by Mahyeddin, Mohd Eizzuddin, Kai, L. S., A. Majid, Huda, A. Latif, M. F., Padeli, M. A.

“…The design concept of the proposed antenna has two directional antennas combined pointed in opposite direction which only involves the driven element and directors. …”
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Optimum concentric circular array antenna with high gain and side lobe reduction at 5.8 GHz by Zaid, Mohammed, Islam, Md. Rafiqul, Habaebi, Mohamed Hadi, Zahirul Alam, A. H. M., Abdullah, Khaizuran

“…The significance of high gain directional antennas stems from the need to cope up with the everyday progressing wireless communication systems. …”
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UWB imaging for breast cancer detection using neural network. by AlShehri , S. A., Khatun, Sabira

“…A spherical tumor of radius 0.25 cm was created and placed at arbitrary locations in a breast model using an EM simulator. Directional antennas were used to transmit and receive Ultra-Wide Band (UWB) signals in 4 to 8 GHz frequency range. …”
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A circular equivalent planar array configuration for 5.8 GHz radar application by Asadullah, G. M., Islam, Md. Rafiqul, Islam, Md. Shazzadul, Mahfuz, M.M. Hasan

“…Mostly, researchers have used a planar antenna array to get a high directive antenna with better performances. However, the planar array’s gain is limited. …”
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Tracking- and scintillation-aware channel model for GEO satellite to land mobile terminals at Ku-band by Al-Saegh, Ali Mohammed, Sali, Aduwati, Jit Singh, Mandeep Singh, Ismail, Alyani

“…Recent advances in satellite to land mobile terminal services and technologies, which utilize high frequencies with directional antennas, have made the design of an appropriate model for land mobile satellite (LMS) channels a necessity. …”
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Detection and tracking for radar simulation using MATLAB by Almarghani, Khaled Ali. O.

“…Radar system use modulated waveforms and directive antennas to transmit electromagnetic energy into a specific volume in space to search for targets. …”
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UWB nanocellulose coconut coir fibre inspired antenna for 5G applications by Syuhaimi, Kassim, Hasliza, A. Rahim, Malek, Fareq, Nur Syahirah, Sabli, M. E., Mat Salleh

“…This paper analyzes the frequency, gain, directivity, antenna efficiency before and after optimization. …”
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Investigation into the effect of parasitic element for UWB antenna used in medical imaging and wireless application / Nur Alia Zulkifli by Zulkifli, Nur Alia

“…The project will investigate its feasibility for medical imaging application that required UWB resonant and high directivity antenna, and finally propose the design to antenna community worldwide. …”
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Beamforming network using switch line phase shifter by M. Ben Omran, Suhil Sharif

“…One of possible solutions is a beamforming technique to direct antenna’s main beam towards a transmitter and to direct nulls towards interference or multipath signal directions, such that incoming signals from reflection paths are suppressed while increasing the antenna gain for a desired signal direction. …”
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