log-periodic dipole array antenna
DESIGN CONSIDERATION OF ARRAYS FOR THE STUDIES OF RADIATION PATTERN OF LOG PERIODIC DIPOLE ARRAY ANTENNA AT DIFFERENT FREQUENCIES
... Log Periodic Dipole Array (LPDA) antennas are utilized in broadband communication in the VHF and UHF range and are usually used in case of wide band ...LPDA antenna is plotted as a ...
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SMART LOG PERIODIC DIPOLE ARRAY ANTENNA (3.1 GHZ-11.6 GHZ) FOR UWB APPLICATIONS
... wideband antenna design and evolve the traditional Euclidean log-periodic dipole array into the log-periodic Koch-dipole array (LPKDA) ...[4]. Antenna ...
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A Novel Wind Proof Log-Periodic Dipole Array Antenna for the Study of Magnetic Field and Some Important Antenna Parameters in Azimuth and Elevation Pattern Analysis
... - Log Periodic Dipole Array (LPDA) is comprised of two crossed logarithmic periodic dipole antennas, arranged in north-south and east-west ...important antenna parameters ...
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Analysis of Radiation Patterns of Log-Periodic Dipole Array Using Transmission Line Matrix Model
... broadband log-periodic dipole array antenna using Transmission Line Matrix Model is ...A log-periodic dipole antenna is analyzed using Transmission Line ...
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ABSTRACT : Antenna is the most important element in wireless and wired communications systems. Antenna is one
... This antenna is helpful if there ought to be an event of wideband ...The log periodic array antenna is work in VHF frequency run from 30 MHz to 300 ...MHz. log periodic ...
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A Wideband Medium-Gain Vertically Polarized Omnidirectional Antenna Array
... printed dipole antenna in [14] achieves an operating bandwidth about ...unsymmetrical dipole elements and parasitic strips were employed to generate dual bandwidths of ...VPOA antenna ...
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A Single Broadband Antenna The Log Periodic Antenna
... of antenna technology for new wireless communication systems, as they avoid the need for bulky horn antennas and associated losses resulting from routing signals off-chip to a transition from the active MMIC to ...
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Impedance Characteristics of Log Periodic Antenna
... an antenna in the presence of a lossy ground depend substantially on the infinite ground conductivity and in homogeneity ...Hertzian dipole with specified current moment for very low frequency range ...
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Wideband Reconfigurable Log Periodic Patch Array
... Figure 8 shows the simulated efficiency of the reconfigurable array in the four frequency bands. It shows that some degree of frequency reconfiguration can be achieved, with wide, high, mid and low bands clearly ...
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Design and Performance analysis of a LPDA in VHF range for observing Solar Radio Bursts
... a Log Periodic Dipole Array (LPDA) antenna at Kalyani, West Bengal for observing solar bursts in the frequency range of 50 to 300 ...constructed antenna would be very useful for ...
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A Composite Dipole Antenna Array with Direct Feed
... of antenna designs that can be divided into following two categories: ultra-wideband radiating antenna elements and high- gain omni-directional ...radiating antenna elements [1–4] offer an excellent ...
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A Review On UWB Log Periodic Antenna
... Chao Yu et al 2011 a broadcast log-periodic dipole antenna (PLPDA) with a couple of notched bands is proposed for ultrawideband (UWB) purposes. The impedance bandwidth of 3.1 GHz–10.6 GHz with ...
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50x50 Elements Phased Array Antenna using MATLAB and CST
... phase array antenna has already been used for military applications in the past several decades such as ...A dipole present simplicity design, high directivity, cheap component, easy to fabricate ...
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Source Location Estimation Using Phaseless Measurements with the Modulated Scattering Technique for Indoor Wireless Environments
... or dipole antennas as array elements ...one dipole antenna which has omnidirectional radiation pattern in the azimuth ...short dipole antenna that has a photodiode which is ...
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UWB with Gain Enhancement Archimedean Spiral Microstrip serial Array Antennas for On-board Satellite Communications
... microstrip array antenna DASMA on FR- 4 substrate and ground ...fourth antenna design is a 2x2 dipole Archimedean spiral microstrip array antenna on FR-4 stacked on RT 5880 ...
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A 28-GHz Antenna for 5G MIMO Applications
... Mutual coupling between the antennas plays an important role in determining the performance of the MIMO communication network. Electromagnetic band-gap structure is proposed to reduce the coupling between antennas in ...
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Flexible dipole antenna incorporated with flexible frequency selective surface
... Wearable antenna has gaining interest in integrating more functionality into garments has led to extensive development in wireless body centric communication ...placing antenna to human body is a critical ...
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A Linear Mutually Coupled Parallel Dipole Antenna Array Failure Correction Using Bat Algorithm
... Antenna array is an important part of communication system that improves its spectral efficiency and system ...The dipole antenna array mostly consists of large number of active elements, ...
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Design of Four Arm Log Periodic Antenna for MIMO Applications
... the antenna structure is described, so far as is practical, by angles rather than ...an antenna identical to its complement is independent of ...the antenna structure such that its electrical ...
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Design of a Printed Log-Periodic Dipole Array for Ultra-Wideband Applications
... printed Log-periodic dipole array (LPDA) is presented, operating over the C, X and Ku ...The antenna feeding structure consists of two coaxial cables, in order to realize an infinite ...
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