rf-antenna-projects


Computer-Aided Design of Ultra Wideband Planar Monopole Antenna with Defect Ground for EMC Testing in Communication
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UWB Circular Microstrip Patch Antenna design simulation its Analysis
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ABSTRACT In this paper an Ultra Wideband (UWB) microstrip antenna consisting of a circular monopole patch with stepped feed line, with a 10 dB return loss bandwidth from 3.1 to 10 GHz is proposed. This antenna was designed on FR4 substrate with overall size of 30 x

Research on Plasma Monopole Antenna and its Wideband Design
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Assessment of Design Methodologies for Vehicular 802.11 p Antenna Systems
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ABSTRACT In this contribution, we propose and analyze performance metrics for vehicular antenna systems. Considered metrics are the following: dD, RSS giving the difference in received signal strength (RSS) of the antennas, thus illustrating their supported diversity

SIMULATION OF MICROSTRIP SLOTTED PATCH ANTENNA AT FREQUENCY IN UPPER BAND (5.2-5.8 GHz) FOR WIMAX APPLICATION IN IE3D
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ABSTRACT Microstrip patch antennas are strong candidates for use in many wireless communication applications. This article introduces some of the basic concepts of patch antennas. The main focus will be on Simulation and optimizing the slotted I patch antenna

Design Simulation of Single Band C inside C Shape Slotted Rectangular Microstrip PatchAntenna for Satellite Communication
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ABSTRACT In this paper we have analyzed and designed a C shaped slotted rectangular patch antenna in C band. The proposed antenna design is able to operate at 6 GHz frequency and thus antenna becomes a necessity for many applications in satellite communication.

STUDY ON INTERSTITIAL MICROWAVE HYPERTHERMIA WITH MULTI-SLOT COAXIALANTENNA
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This study focuses attention on interstitial microwave hyperthermia, which is a popular medical procedure for treatment of pathological human tissues containing tumors. In the paper, the 2D finite element analysis is used to compare the models of the coaxial

Design Of Microstrip Patch Antenna Using Particle Swarm Optimization Technique In Matlab
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Abstract Particle swarm optimization (PSO) has been introduced to the electromagnetic community recently it is used for design optimization of microstrip patch antenna. Particle Swarm Optimization is an evolutionary optimization technique. In this paper PSO has

MIMO OTA Propagation Environments and Impact on Antenna Design
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ABSTRACT This paper deals with the relationship between various antenna parameters and some of the properties of the propagation environment. The analyses is in the scope of Multiple Input Multiple Output (MIMO) Over the Air (OTA) testing and the fundamental

Synthesis of Linear Antenna Array Using PSO to Reduce Side Lobe Level for WLAN
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ABSTRACT this paper uses Particle Swarm Optimization (PSO) algorithm optimization method for the synthesis of broadside linear antenna array. In this paper optimum value of current of each antenna element is determined which produces radiation pattern with minimum side

High Directivity of Microstrip Patch Antenna with Superstrate Grid Structure
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ABSTRACT In this paper, an improved method of directivity and efficiency of Microstrip patch antenna (MPA) is achieved using superstrate grid structure. To compare the performance, a conventional MPA without superstrate is also simulated. The results show that MPA with

Antenna Design by Simulation-Driven Optimization
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Design of contemporary antenna structures heavily relies on electromagnetic (EM) simulations. Accurate reflection and radiation responses of many antenna geometries can be obtained only with discrete full-wave EM simulation. On the other hand, the direct use

FAILURE CORRECTION OF LINEAR ARRAY ANTENNA WITH MULTIPLE NULL PLACEMENT USING CUCKOO SEARCH ALGORITHM.
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Abstract The influence of evolutionary algorithms enhanced its scope of getting its existence in almost every complex optimization problems. In this paper, cuckoo search algorithm, an algorithm based on the brood parasite behavior along with Levy weights has been

MIMO Antenna Array Using Cylindrical Dielectric Resonator for Wide Band Communications Applications
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Abstract The present work investigates the operation performance of 2-element configuration multiple input Multiple Output (MIMO) antennas system using Cylindrical Dielectric Resonator (CDR). The MIMO antenna arrays achieve 22.2% impedance

A Novel Design of Patch Antenna Loaded with Complementary Split-Ring Resonator and L-Shape Slot for (WiMAX/WLAN) Applications
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Abstract In this paper, a novel compact dual-band complementary split ring resonator (CSRR)-loaded microstrip patch antenna placed on ground plane loaded with L-shape slot is proposed for satisfying WLAN and WiMAX applications simultaneously. The proposed

Radiation Characteristics Improvement of Monopole Antenna for WBAN Applications.
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Abstract The design, simulation and fabrication of a P-shaped monopole antenna for wireless body area networks (WBAN) applications is presented in this paper. It is noted that the radiation characteristics was improved by attaching a P-shaped element to the ground

Throughput Capacity of Multi-Channel Hybrid Wireless Network with Antenna Support
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ABSTRACT Capacity is one fundamental problem in wireless networks. Directional antennas to wireless networks can decrease interference and increase spatial reuse. Thus, it is a great technology to improve throughput capacity of wireless networks. In the paper, the upper

Technology Research about Beamforming of Multiple-Beam Array Antenna
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Active phased array antenna (APAA) can realize multi-object tracking and the beamforming is the key technology. Multi-area array and the implement method of its beamforming are introduced in this paper. Coordinated transformation formula is offered based on

Equivalent Model Analysis of Modified Satellite Antenna for Isoflux Pattern Generation
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ABSTRACT This paper presents a theoretical approach for a modified turnstile antenna suitable for satellite communication in order to investigate the current distributions of radiators and radiation characteristics with equivalent model analysis. The proposed equivalent model

Low SAR, Planar Monopole Antenna with Three Branch Lines for DVB, Mobile, and WLAN.
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ABSTRACT In this paper, an open slot antenna fed by a U-shaped monopole is introduced. The slot antenna radiates in the range from 1.6 to 3.44 GHz and from 3.8 to 5.7 GHz. The slot is formed by an open ring of quarter wavelength at 900 MHz. Thus, the ring acts both as a

Design and Fabrication of Ultra Wide-Band Antenna with Band Notching Property for WLAN using Defected Ground Structure
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ABSTRACT In this paper, a compact rectangular feed microstrip antenna with defected ground plane for ultra-wide band (UWB) application is presented. Insertion of slots on radiating patch and ground plane results in UWB characteristics. Parasitic effect is minimized by

Design Simulation of 8-Shape Slotted Microstrip Patch Antenna
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ABSTRACT This paper presents an 8-shape slotted microstrip patch antenna. The antenna is fed by microstrip transmission line. The proposed antenna is simulated with the help of commercially available GEMS software

Design of a Superconducting Antenna Integrated with a Diplexer for Radio-Astronomy Applications.
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ABSTRACT This paper presents the design of a compact frontend diplexer for radio-astronomy applications based on a self complementary Bow-tie antenna, a 3 dB T-junction splitter and two pass-band fractal filters. The whole diplexer structure has been optimized by using an

An Efficient Direction of Arrival Estimation for Smart Antenna
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Abstract This paper presents a simulation study of a smart antenna (SA) system based on direction-of-arrival (DOA) estimation is based on the MUltiple SIgnal Classification (MUSIC) algorithm for finding the Position Location (PL) of the desired user. The beamformer steer

Effects of Magneto-Dielectric Ceramics for Small Antenna Application
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Abstract Hexagonal Ba-ferrites are widely suggested as materials for small antennas. In this paper, the sintering behavior and magneto-electric properties of Ba3Co2-2xMn2xFe24O41 (0.1= x= 0.5) ceramics were investigated for small antenna application. All samples of

Relay Deployment for AF-MIMO Two-Way Relaying Networks with Antenna Selection.
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ABSTRACT In this paper the outage-optimal relay deployment problem for amplify-and- forward (AF) multi-input multi-output (MIMO) two-way relaying network with antenna selection is studied. By utilizing an approximation of the outage probability, the outage-

An Improved NSGA-II and its Application for Reconfigurable Pixel Antenna Design
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ABSTRACT. Based on the elitist non-dominated sorting genetic algorithm (NSGA-II) for multi- objective optimization problems, an improved scheme with self-adaptive crossover and mutation operators is proposed to obtain good optimization performance in this paper. The

Some Parametric studies on Vivaldi Antenna.
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Abstract Purpose of this paper is to study parametrically the impedance and radiation characteristics of a Vivaldi Antenna . Usually, the performance of Vivaldi is sensitive to the parameters, the effects of major geometry parameters of the radiators and feeding

A Printed Microstrip Patch Antenna Design for Ultra Wideband Applications
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ABSTRACT In this paper a printed microstrip patch antenna for ultra wideband application (UWB) is proposed. The proposed antenna consists of a beveled rectangular patch and partial ground plane, which is etched onto Rogers TMM6 ™ substrate, with an overall

BAN Working Frequency: a Trade-Off Between Antenna Efficiency and Propagation Losses
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ABSTRACT This communication addresses power issues at physical layer in Body Area Networks. Friis equation is discussed by taking into account body path loss and antenna efficiency from frequency ranging from 400 MHz to 60 GHz. Then power balance is

New Hybrid Microstrip Patch Antenna Fed by Half-Mode Substrate Integrated Waveguide Cavity
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ABSTRACT A novel design of feeding Microstrip Patch Antennas (MPAs) using Half Mode Substrate Integrated Waveguide (HMSIW) technique is proposed. The design is based on the half-mode circular SIW cavity operating at TM010 mode. The proposed antenna

A Three Element Yagi Uda Antenna for RFID Systems
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ABSTRACT This paper presents a simple broad band printed Yagi Uda antenna operating at a resonant frequency of 400 MHz that can be used for Ultra High Frequency (UHF) applications like Radio Frequency Identification (RFID) Systems. The antenna is

Analysis of a Co-axial Fed Printed Antenna for WLAN Applications
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ABSTRACT The theoretical study of a co-axial feed and the analysis of such a feed-line are presented in this paper. The antenna is chosen to be a printed antenna, which can support a large variety of feeds and therefore a comparative a study can be made on the behavior of

Resonant Frequency of Microstrip Antenna Using Artificial Neural Network
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Abstract There are some key parameters in RFID reader antenna which are related closely with the antenna structure, such as resonant frequency, return loss and bandwidth in the antenna design process. Structure and properties of the antenna is a complex nonlinear

Design of Dielectric Resonator Liquid Yagi-Uda Antenna
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ABSTRACT This paper presents on modified the dielectric properties of liquid with varying salinity, that was based on yagi-uda structure. Dielectric resonator antennas (DRAs) can be made with a wide range of materials and allow many excitation methods . Pure water

Circuit Modeling of Ultra Wideband (UWB) Microstrip Patch Antenna Bending Effect
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ABSTRACT This study describes the bending effect on an Ultra Wideband (UWB) microstrip patch antenna on the antenna performance in terms of impedance bandwidth and radiation pattern. Comparison is done between the UWB planar antenna and the bent UWB

Designing of Microstrip Feed Antenna by Combining Circular and Square Microstrip Antennas
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ABSTRACT This paper presents a designing of microstrip patch antenna immixing circular and square slots by cutting different slots on rectangular microstrip patch antenna and experimentally studied on IE3D software. This design is achieved by cutting poly shapes

Design and Simulation of Rectangular Slotted Patch Antenna with Air Gap
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Abstract A compact and ultra-wideband CPW-fed antenna with wide band frequency characteristic has been proposed, and the simulation results are discussed. Due to its electrical characteristics such as very small volume, wide impedance bandwidth, WiMAX

Study on Triple-antenna KINRTK Problem Using BDS Signal
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ABSTRACT Traditional kinematic baseline resolution usually needs one or more fixed reference station. In some special application, the reference stations could be in motion. In order to determine kinematic baselines in scenarios of moving reference stations and

Dual Band Compact Size Microstrip Antenna Operating at 2.45 GHz and 5.8 GHz for WLAN Applications
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ABSTRACT WLAN (Wireless Local Area Network) is one of the most widely used technologies in today’s world. WLAN is a wireless distribution method for two or more devices that use high-frequency radio waves and often include an access point to the internet. WLAN is

Mutual Coupling Reduction in Patch Antenna Arrays Using a Planar Compact EBG Structure
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ABSTRACT An important issue in antenna array design is reduction of mutual coupling. In microstrip antennas this reduction can be achieved by using electromagnetic band-gap (EBG) structures. These structures prevent the propagation of surface waves on the

Design Coplanar Waveguide-fed Circular Patch Antenna with Edge Couple Split Ring Resonator Structure for Dual-band Application.
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In this latest decade, a great evolution and advancement has been realized in the wireless telecommunication system. Besides that, the current market also demands for mobile and multi-functional devices. Thus, a smart antenna which plays an important role in

Self-matched high-Q reconfigurable antenna concept for mobile terminals
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ABSTRACT This study presents reconfigurable antenna design for a front end (FE) that has separate transmit (Tx) and receive (Rx) path. In such an FE, the Tx and Rx antennas can be content with covering only the transmit and receive channels in a frequency band.

Active Compact Antenna for Broadband Applications
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The recent development of wireless communication technology and the miniaturization of electronics components increase the demand for compact systems applications including small antennas. One of the major challenges is the integration of antennas inside devices

Multiband and Compact Fractal Antenna for Wireless Communication
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ABSTRACT Antennas with low profile, compact size, multiband are in great insist in modern telecommunication system. Fractal antennas are simple, light weight and compact in size. Sierpinski carpet geometry based rectangular patch fractal antenna is described in this

Microstrip X-band Antenna with Improvement in Performance Using DGS
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Abstract Simple and new microstrip patch (MSP) antenna for dual operation in X-band using Defective Ground Structure (DGS) is proposed here. DGS structure is used for improving the performance of microstrip patch antenna. By using four rectangular slots in patch we

Non-invasive Breast Cancer detected by Patch Antenna Design
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Abstract This paper proposed breast cancer detection through microwave tomography systems and it introduced novel design of antenna. The breast cancer detection examined on the scattering losses in between healthy and cancerous breast tissues with help of

A Dual band CPW Microstrip antenna for WLAN, WiMAX Applications
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ABSTRACT A novel dual band monopole planar antenna suitable for wireless applications has been discussed in this paper. The proposed antenna has two resonant modes which are associated with five slots which contribute the upper resonant frequency and can reduce

Rectangular Microstrip Patch Antenna With FSS And Slotted Patch To Enhance Bandwidth At 2.4 Ghz For WLAN Applications
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ABSTRACT Microstrip patch antennas are mostly known for their versatility in terms of possible geometries that makes them applicable for many different situations. The lightweight construction and the suitability for integration with microwave integrated circuits are two

A New Wideband Circularly Polarized Dielectric Resonator Antenna
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Abstract. A wideband and compact circularly polarized (CP) C-shaped dielectric resonator antenna (DRA) is presented and investigated. The proposed C-shaped DR is excited by a simple stripe line connected to a coplanar waveguide (CPW) feeding line. The C-shaped

A Review on Microstrip Antenna to Enhance the Bandwidth
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ABSTRACT In this paper we compare and study the BW and other parameter of Microstrip antennas. A compact proximity fed stacked circular disk microstrip patch antenna with DGS structure enhanced BW by 204% and it also reduced the area of circular patch by 58%

GNSS Spoofing Detection using Two-Antenna Differential Carrier Phase
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Full-wave Analysis of Rectangular Microstrip Antenna Printed on Electric-Magnetic Uniaxial Anisotropic Substrates.
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Abstract This paper presents the resonant characteristics of rectangular microstrip antenna printed on anisotropic substrate. The anisotropic substrates are characterized by both permittivity and permeability tensors. The analysis is performed in the spectral domain

A Design of Miniature Wideband Patch Antenna Based on Computer Simulation Technology
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ABSTRACT. in this paper, based on the finite element method, using the high frequency simulation software HFSS, set up simulation model, by changing the antenna model substrate medium, using slot loaded with a short needle, simulated and achieved a

Multi-Antenna OFDM System Using Coded Wavelet and Weighted Beamforming
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Abstract. A major drawback in deploying beamforming scheme in orthogonal frequency division multiplexing (OFDM) is to obtain the optimal weights that are associated with information beams. Two beam weighting methods, namely co-phasing and singular vector

Microstrip V Slot Patch Antenna Using An H Slot Defected Ground Structure (DGS)
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ABSTRACT This paper presents the Microstrip patch antenna for WLAN applications with planar geometry and it consists of a defected ground (DGS), a feed, a substrate, and a patch. The design with DGS has been analyzed taking different dimensions of H Slot and

Rectangular Microstrip Patch Antenna Design using IE3D Simulator
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ABSTRACT In this paper, a rectangular microstrip patch antenna is studied and the results are simulated using IE3D simulator at an operating frequency of 3 GHz. Microstrip Patch Antenna are low profile antennas, conformable to planar and nonplanar surfaces, simple

A Precoding Method for Multiple Antenna System on the Riemannian Manifold.
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ABSTRACT In this paper, a precoding scheme for multiple antenna systems with space-time coding over correlated Ricean channels is proposed. Based on the channel mean and receiveside spatial correlation, the proposed scheme obtains the solution of the power

Dual Band Circularly Polarized Modified Rectangular Patch Antenna for Wireless Communication
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Abstract. A dual band circularly polarized single-feed microstrip antenna for wireless communication systems is proposed here and its performance is tested in free space. This modified rectangular microstrip antenna having one protruded curved edge is simulated

Comparison of Soft Computing Techniques for the Design of Microstrip Patch Antenna: A Review Paper
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ABSTRACT This paper describes different computing techniques for the design of Microstrip patch antenna. The performance of antenna is greatly influenced by the choice of technique used to design antenna. In this paper three different soft computing techniques are

Dual Band Microstrip Patch Antenna for WiMAX and WLAN Applications
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Abstract A dual band microstrip patch antenna has been designed for technology oriented requirements of high speed wireless local area networks (IEEE 802.11 a standard) and other communications systems covering the 5.15-5.825 GHz band. Three parallel slots

Antenna Selection Scheme with Channel Prediction for IEEE 802.11 p
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ABSTRACT Multiple antenna receivers/transmitters provide spa-tial multiplexing and spatial diversity and therefore, higher reliability and capacity are achievable. The drawback of Multiple Input Multiple Output (MIMO) systems are higher hardware complexity and cost.

Wideband Tunable PIFA Antenna with Loaded Slot Structure for Mobile Handset and LTE Applications
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Abstract. A compact planar inverted F antenna (PIFA) with a tunable frequency response is presented. Tuning of the resonant frequency is realized by loading a varactor on an embedded slot of the proposed antenna structure without further optimizing other antenna

Analysis of Substrate Material Variation on Circular, Rectangular and Non Linear Microstrip Patch Antenna
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Abstract This paper deals with analysis of Rectangular, Circular and Non-LinearMicrostrip patch antenna with respect to Bandwidth (BW), Voltage Standing Wave Ratio (VSWR) and Return Loss (RL) while achieving specific selective frequency and Bandwidth.


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