12 GHz
Reconfigurable 460 MHz to 12 GHz Antenna with Integrated Narrowband Slot
... using 12 microwave switches which effectively alter the shape of the ground plane between convex and ...1.51 GHz), whilst use of a convex ground plane improves the impedance match within the high frequency ...
9
DESIGN AND SIMULATION OF MULTIBAND MICROSTRIP PATCH ANTENNA FOR WIRELESS 2 GHz TO 12 GHz BAND APPLICATIONS WITH MICROSTRIP EDGE FEEDING TECHNIQUE
... In this paper, the radiation performance of a monopole multiband patch antenna designed on glass epoxy FR4substrate. The antenna is capable of providing enhanced bandwidth to cover Wi MAX, Wi Fi and Bluetooth operations ...
11
Rain Rate Attenuation Prediction Model At 12 Ghz In Melaka
... The satellite systems become popular in Malaysia when MEASAT Satellite Systems Sdn.Bhd. through its MEASAT Broadcast Network Systems Sdn.Bhd. had launched the Malaysian first DTH system. A DTH stands for Direct-To-Home ...
24
DESIGN AND SIMULATION OF MULTIBAND MICROSTRIP PATCH ANTENNA FOR WIRELESS 2 GHz TO 12 GHz BANDAPPLICATIONS WITH MICROSTRIP LINE FEEDING TECHNIQUE
... The micro strip-fed UWB antenna's radiating patch is spade-shaped. The antenna is designed on a substrate with thickness of 1.6 mm and relative permittivity of 4.4. A semicircle structure is adapted in the front side of ...
10
Comparison of methods for broadband electromagnetic characterization of Molded Interconnect Device materials
... Consequently, the further analysis could focus on the deter- mination of the complex permittivity only. The r 0 results determined with all four methods are presented in Fig. 5. In the case of the rectangular waveguide ...
5
An Ultra Wideband Monopole Antenna with Multiple Fractal Slots with Dual Band Rejection Characteristics
... The paper proposes and analyzes a novel dual band rejection ultra wideband monopole antenna where Hilbert fractal shaped slots on antenna and ground plane are adopted for producing interference suppression at WLAN and ...
13
Some Factors Influencing the Dielectric Properties of Natural Rubber Composites Containing Different Carbon Nanostructures
... Natural rubber (NR) based composites containing different carbon nanofillers (fullerenes, carbon nanotubes and graphene nanoplatelets) at concentrations from 2 to 10 phr have been prepared. Their dielectric properties ...
11
Review - microwave processing of materials: part II
... Ku et al. (2000c) characterised two adhesives commonly used in encapsulation. One of the adhesives is the Uniset adhesive A- 312-20 made by Amicon and the best frequency to process it by VFM oven is in the frequency ...
28
Design of a Planar UWB Dipole Antenna with Band-Notched Characteristic
... 5.14 GHz–5.82 GHz and 4.6 GHz– 5.87 GHz, ...2.83 GHz to more than 12 GHz, and the antenna has a rejection frequency band of ...5.825 GHz, where the wireless LAN ...
10
Preparation and Characterization of (PMMA-PVC-MWCNTs) Nanocomposite for EMI Shielding Application
... (8-12) GHZ on (PVC-PMMA-MWCNTs) nanocomposite films, were studied as applications for shielding from Electromagnetic Interference (EMI), and has been noticed that the shielding effectiveness increases with ...
8
Scattering parameters measurements with the microwave transmittance technique using a microstrip patch antennas, as non-invasive tool for determination of soil moisture
... For non-invasive determination of volumetric soil moisture (θV) a microwave system based on transmittance of electromagnetic waves in the frequency range close to 5.0 GHz was developed using microstrip patch ...
10
Triple Band Notched UWB Antenna Design Using Electromagnetic Band Gap Structures
... Abstract—A circular monopole antenna for ultra wideband (UWB) applications with triple band notches is proposed. The proposed antenna rejects worldwide interoperability for microwave access WiMAX band (3.3 GHz–3.8 ...
9
Dual Trident UWB Planar Antenna with Band Notch for WLAN
... Abstract—In this paper a compact microstrip fed ultra-wideband antenna with a band notch characteristic is presented. The proposed antenna consists of two tridents and two split ring resonators. The overall size of the ...
7
5G Communications Multiband Antenna Design
... Here, the design and implementation of Multiband Rectangular Microstrip antenna is presented. The antenna is designed the uniqueness of this design is the antenna can support 2.4-GHz Bluetooth and/or ...
8
A Broadband 3D Printed Fractal Tree Monopole Antenna
... 1 GHz to 20 ...1.3 GHz, 10 GHz, 15 GHz, and 20 ...1.3 GHz is better than 68 dB below the co-polarized ...10 GHz is 26 dB. This degrades to 24 dB at 15 GHz, and 16 dB at 20 ...
12
Reconstruction Permittivity Tensor and Principal Axis for Uniaxial Medium in Microwave Band
... 7.47 GHz), “triangle” (resonance frequencies is 7.33 GHz) and “circle” (resonance frequencies is ...7.33 GHz) denote the Case 1: the incident wave is perpendicular to x o y plane with electric field ...
16
Compact F-shaped Mobile Antenna for Multiple Wireless Applications
... 1.575 GHz (Global Positioning System), 2.1 GHz (3G), 2.3 GHz (Universal Mobile Telecommunications System) and ...2.9 GHz (Digital Multimedia ...
6
A New Compact Microstrip UWB Power Divider with Triple Notched Bands
... Power dividers play an important role in communication systems, such as transceivers, phase arrays, and power amplifiers, due to its ease of design and good performance. The most popular power divider is the Wilkinson ...
7
Effects of Defected Waveguide Structure Toward Wideband Monopole Antennas
... Furthermore, the resonance frequencies (Marker 1–Marker 2) of Design A and Design B were shifted with the additional DWS. The shifted resonance frequencies of Design AD and Design BD were shown in Marker 3–Marker 4. ...
13
Design Analysis of a Hexaband Slot Loaded Microstrip Patch Antenna using ANN
... Radial basis function network is a feed forward neural network consisting of three layers of neurons – input, hidden and output. The single hidden layer uses radial basis activation functions for hidden neurons, ...
6