Search
177 articles for “Wide Band”
-
Design and Performance Analysis of an UWB Wearable Patch Antenna for WBAN Applications
Abstract: In this paper we represent an ultra-wide band wearable textile antenna for body area network. The proposed antenna consists of a decagonal radiating patch and a partial ground plane with a square slot. For textile antenna, the textile materials and the planer shapes provide a smooth integration into clothing while preserving the characteristic properties of the textile. The ultra-wide band for these types of antenna is achieved by optimizing the …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 3, 2017 · pp. 1–7 Read article
-
A Defected Ground Textile Antenna for Bluetooth/WLAN Applications
Abstract: A novel design of a slotted antenna for Bluetooth & WLAN Applications is presented in this paper. Modifications of the initial rectangular design for improving return loss and bandwidth are proposed and discussed. The proposed antenna was successfully developed by using CST Microwave Studio and fabricated prototype by using jeans substrate and copper tape. The proposed textile antenna covers a wide impedance bandwidth of about 81.46 %. The proposed antenna …
Published in Recent Trends in Electronics Communication Systems · Vol. 3, Issue 2, 2016 · pp. 1–8 Read article
-
Planar UWB Antenna for 5 GHz ISM Band
Abstract: AbstractThe Ultra-Wide Band (UWB) technology used for high data rate with low power levels for many wide applications which mainly includes short range, wide bandwidth communications. The Planar UWB antenna is designed for 5GHz Industrial, Scientific and Medical (ISM) band. These bands are specially dedicated to industrial, scientific and medical applications other than telecommunications. ISM applications like Microwave ovens, RF process heating and medical diathermy application. Proposed antenna has VSWR …
Published in Journal of Microwave Engineering and Technologies · Vol. 7, Issue 2, 2020 · pp. 1–6 Read article
-
An Ultra Wideband Hexagonal Patch Antenna with Enhanced Bandwidth
Abstract: A microstrip line feed Ultra-Wideband (UWB - 3.1 to 10.6 GHz) hexagonal patch antenna with enhanced bandwidth was presented in this article. The enhancement of bandwidth (BW) is achieved by defecting the partial ground structure. The antenna is designed by FR-4 substrate with εr(dielectric constant) = 4.3 & Tan δ (loss tangent) = 0.025.Initially, a conventional hexagonal patch with a partial ground plane produces a – 10 dB bandwidth of …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 1, 2022 · pp. 11–20 Read article
-
Design and Performance Analysis of a Log Periodic Dipole Antenna with a Frequency Range of 1350 to 2690 MHz
Abstract: The introduction of broadband systems to communication and non-communication technologies has demanded the design of broadband antennas. RF antennas have relatively small bandwidth and poor directivity while the log periodic dipole antenna (LPDA) provides better directivity and gain with wide bandwidth. For a communication link and data transmission at higher rates, wider bandwidth is required with high gain and directivity. This necessitates designing a wideband antenna. In this paper, a …
Published in Journal of Microwave Engineering and Technologies · Vol. 4, Issue 1, 2017 · pp. 6–12 Read article
-
Design and Analysis of I-Slotted Rectangular Microstrip Patch Antenna for Wireless Application
Abstract: AbstractThis paper presents a novel design of an I-slotted patch antenna with compact nature and the study of various antenna parameters. The antenna is fed by the inset-feeding technique. The proposed patch antenna is designed and simulated on IE3D simulation software (Zeland program manager 9.0). The main aim of the proposed work is to design a large-bandwidth antenna with compact size. The proposed microstrip antenna has a wide bandwidth covering …
Published in Journal of Communication Engineering & Systems · Vol. 3, Issue 3, 2013 · pp. 36–40 Read article
-
Comparative Study on Red Tacton with Other Technologies
Abstract: AbstractRed tacton is a communication between the object and the human. This technology is easy to use services and it activates the communication. This paper describes about the networking through touching in the human body for the transmission of the data. This networking technology was developed by Robin Gaur Jind, he described that the body of the human with safe and speed. The red tacton is a chip which is …
Published in Trends in Opto-electro & Optical Communication · Vol. 6, Issue 2, 2016 · pp. 30–34 Read article
-
UWB Band Pass Filter Using Dielectric Resonator
Abstract: A novel ultra-wideband (UWB) bandpass filter is proposed and implemented using a dielectric resonator, with aim of transmitting the signals in the whole UWB passband of 3.1–10.6 GHz. Ultra-wideband (UWB) is a promising innovation for some remote applications because of its expansive transfer speed, great proportion of transmission information and low power cost. The filter is compact in size with a great simplicity in assembly and integration. The developed UWB …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 3, 2016 · pp. 25–29 Read article
-
A Circular Slot Loaded H-Shaped Printed Microstrip Patch Antenna for Lower Band 5G Applications
Abstract: Abstract: A circular slot loaded H-Shape patch antenna is introduced in this paper. A circular slot loaded H-Shape patch antenna is fed with coplanar wave guide (CPW) is discussed which is applicable for lower band 5G applications. The radiation pattern is omni-directional which is very near to H-plane. The area of ground plane is 80×101×1.5 mm3 with substrate material having dielectric constant 2.2 and loss tangent 0.002 is used. The …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 6, Issue 1, 2019 · pp. 9–14 Read article
-
T-Shape Antenna with Defected Ground for 5G Applications
Abstract: In this paper, for 5G cellular applications, a novel microstrip patch antenna with high gain and wide bandwidth MMW frequencies is presented. The antenna is designed as single T-shaped radiating patch on the top layer of substrate and for improving the bandwidth and return loss characteristics, partial ground is incorporated on the bottom plane. A 50Ω matched lumped port is used for the feeding. In addition, the proposed antenna is …
Published in Journal of Mobile Computing, Communications & Mobile Networks · Vol. 6, Issue 1, 2019 · pp. 23–27 Read article
-
Analysis and Design of Microstrip Antenna for Applications in Energy Harvesting
Abstract: AbstractThis paper focuses on design and analysis of wide band antenna for the use of energy harvesting. The design parameter for achieving optimal operation of the antenna is also analyzed. The presented antenna design has been simulated by IE3D software which is suitable for wide band applications at resonant frequency 3.23 and 4.25 GHz.Keywords: Wireless communication, LC filter, RF power, Schottky diodeCite this ArticleHira Sultan, Neha Sen, Vinod Kumar Singh, …
Published in Journal of Microwave Engineering and Technologies · Vol. 4, Issue 3, 2017 · pp. 1–4 Read article
-
Design and Simulation of Compact Wideband Rectangular Dielectric Resonator Antenna using Double Metallic Strips for Ku-Band Applications
Abstract: An objective of the paper is to optimize the parameters, and simulation analysis of compact wideband rectangular dielectric resonator antenna (RDRA). In this paper, a compact wideband, rectangular dielectric resonator antenna is presented using relatively low dielectric constant material and using double microstrip patch. The rectangular DRA is fed with a modified stepped microstrip feed to ensure efficient coupling between the RDRA and the feeder. The performance of the proposed …
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 1, 2014 · pp. 11–20 Read article
-
Microstrip Leaky-Wave Antenna with Reduced Ground Plane
Abstract: ABSTRACT This paper is aimed to find the microstrip leaky-wave antenna. The above antenna has become interesting due to its simple shape and geometry. This paper uses a reduced ground plane which can improve the bandwidth of the proposed antenna. This antenna has been simulated on CST-microwave suit software and got fabricated on PCB. The simulated measurements show that the proposed antenna achieves an operating bandwidth of 800 MGHz for …
Published in Journal of Communication Engineering & Systems · Vol. 2, Issue 3, 2012 · pp. 33–37 Read article
-
Substrate Integrated Waveguide Bandpass Filter with Cross Slots and CSRRs
Abstract: AbstractA wide Bandpass filter using cross slots and CSRRRs at X-band is presented in this paper. Half power bandwidth of 2GHz is achieved with transmission zeros on both sides. The insertion loss in the entire band is better than -1dB. A flat group delay is observed in the entire passband.Keywords: Band pass filter, CSRR, SIW, SlotCite this ArticleP. M Anju, A.O Lindo, C.K. Aanandan. Substrate Integrated Waveguide Bandpass Filter with …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 2, 2018 · pp. 1–4 Read article
-
Effect of Annealling on Optical Band Gap of Fe2O3 Thin Films on Amorphos Transparent Glass Substrate by Spray Pyrolysis Method
Abstract: The Fe 2 O 3 thin film has widely used photo-electrochemical cells. In this paper, the optical properties like band gap of thin films is depend on annealed temperature at 100 o C and 200 o C was discussed. The optical property of Fe 2 O 3 are studied by UV- Vis spectroscopy .The optical band gap decreased after increasing annealing temperature. The refractive index of Fe 2 O 3 …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 10, Issue 2, 2023 · pp. 25–29 Read article
-
A Compact Design of Dual Band Micro Strip Antenna for WLAN/WiMax Applications
Abstract: In this paper compact dual wide band micro strip antenna has been designed with line feed technique. The return loss bandwidth achieved is 12.34% (1.398–1.582) GHz and 21.56% (2.395–2.974) GHz with a maximum return loss –44.89 dB at resonant frequency 2.656 GHz by using Zeland IE3D software. The fabricated line feed patch antenna is tested and measured by using spectrum analyzer.
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 3, 2014 · pp. 1–6 Read article
-
Advanced 4-Element UWB-MIMO Antenna Design: Achieving High Isolation and Multi-Band Rejection for Advanced Wireless Applications
Abstract: In this study, we present the design, fabrication, and analysis of a step-by-step Ultra-Wideband (UWB) Multi-Input Multi-Output (MIMO) antenna operating from 3 to 14 GHz. The antenna consists of four elements, each characterized by high isolation and equipped with four band-rejection features. These elements are implemented on a Rogers substrate with εr=3. Each antenna element is a modified rectangular patch, incorporating partial ground etching to achieve wider bandwidth. Two sets …
Published in Journal of Communication Engineering & Systems · Vol. 15, Issue 1, 2025 · pp. 40–62 Read article
-
Influence of SiO2 Nanoparticles on the Structural, Morphological, and Optical Properties of CsPbBr3 Quantum Dots
Abstract: This work mainly investigates the structural and optical property differences between CsPbBr3/SiO2 quantum dots (QDs) and CsPbBr3 QDs thin films deposited on fluorine-doped tin oxide (FTO) glass. X-ray diffraction of CsPbBr3/SiO2 QD thin film showed a polycrystalline cubic nanostructure with (200) as a dominant phase and did not show any peak of SiO2. Scanning and transmission electron microscopy images show that it is very small spherical or semi-spherical particles with …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 62–69 Read article
-
Development of Bandwidth Enhanced Microstrip Patch Antenna for UMTS Application
Abstract: In this article, a low-profile microstrip patch antenna for UMTS application is presented. A wideband coaxial probe-fed slotted microstrip patch antenna has been simulated on IE3D software to give a wide bandwidth of 31.34% and tested successfully. The simulated and measured results in terms of return loss show good agreement.
Published in Journal of Microwave Engineering and Technologies · Vol. 2, Issue 1, 2015 · pp. 14–20 Read article
-
Novel Design of Broad Band Microstrip Antenna for WiMAX/WLAN/UMTS Applications
Abstract: The main aim of this paper is to obtain a large bandwidth with a low-cost and compact-sized antenna. Here a rectangular patch fed with linefeed technique is designed. Wide bandwidth is obtained covering the range from 0.99–2.68 GHz. The designed line-fed patch antenna can operate in the WiMAX (2.2–3.4 GHz), WLAN (2.40–2.48 GHz) and UMTS II (2.50–2.69 GHz) frequency bands giving a maximum bandwidth of 90.18%. The simulation results were …
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 1, 2014 · pp. 1–5 Read article