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89 articles for “slot”
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Slotting Attachment on Carriage of Lathe Machine
Abstract: Keyway is the process which is done on slotting machine. Generally keyway is generate on shaft, which is used in a different types of coupling for transmitting the power and hold together different parts. To accommodate key slot is providing either in shaft or in mounting devices or in both according to types of key, this is called or known as keyway. It’s reducing the strength of the part. In …
Published in Trends in Machine design · Vol. 6, Issue 1, 2019 · pp. 25–28 Read article
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A Multiband Microstrip-fed Slot Antenna for ITS/WLAN/WiMAX & IEEE 802.11a Application
Abstract: A microstrip-fed slot antenna for multiband operation is proposed. The antenna is printed on silicon substrate with thickness of 1.6 mm and dielectric constant of 11.9. A simple 50Ω microstrip line is used to excite the antenna. Small rectangular slots are fabricated on substrate to achieve multiband operation of 2.34–2.44, 3.73–3.77, 3.97–4.05, 4.59–4.79, 5.14–5.26, 5.49–5.57, 5.71–5.8 and 5.86–5.95 for lS1 1l ≤ −10dB. The designing has been done in IE3D …
Published in Journal of Electronic Design Technology · Vol. 4, Issue 1, 2013 · pp. 1–4 Read article
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Millimeter Wave Slotted Microstrip Patch Antenna for Next Generation 5G Communication
Abstract: Abstract: In this paper, a printed microstrip patch antenna is analyzed for lower band 5G technology. The proposed printed Microstrip patch antenna has a compressed structure having dimension 20 × 20 × 1.6 mm3 with the conducting ground plane and this antenna is well suited for the use in handheld next generation 5G devices. Modified antenna resonated at lower band of 5G communication technology. In this research work geometry of …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 1, 2019 · pp. 25–30 Read article
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Circular Antenna with Square Slot at 2.1 GHz for RF Energy Harvesting Applications
Abstract: In this paper, a single band circular antenna loaded with square slots having an application in RF energy harvesting is introduced. Proposed antenna containing of a circular antenna along with square slot loaded inside in the patch. For an antenna design, Computer Simulation Technique (CST) solver simulator was used. The antenna is being fabricated and its characteristics were measured. The band is covering most of the wireless applications. The simulated …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 2, 2019 · pp. 22–24 Read article
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Design of a Multiband Antenna with Rectangular and Circular Slots for 5G Mobile Technology
Abstract: AbstractThis paper presents a microstrip patch antenna for 5G mobile communication. Requests for mobile communication arise because of rapid growth in mobile users. So, users need more features like high data rate, good communication and reduced traffic on their mobile phones. These requirements can be met using 5G technology. 5G technology offers very high bandwidth, reduced latency, broadband spectrum, improved QoS and a better capacity. 5G operates from 24 GHz …
Published in Journal of Microwave Engineering and Technologies · Vol. 7, Issue 2, 2020 · pp. 30–34 Read article
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A Slotted Fabric Antenna for Broad Band Application
Abstract: This article is presented a compact slotted textile patch antenna for broadband applications. The presented antenna is designed on textile substrate with dielectric constant of 1.7 and the anticipated antenna is compact size. It has been simulated using CST too and measurement is done with network analyzer. It covers a bandwidth of 6.45 GHz extending from 2.85 GHz to 9.30 GHz. It has maximum directivity of 2.932 dBi. The measured …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 2, 2017 · pp. 10–14 Read article
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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
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A New Multiband Square Patch Antenna with Sierpinski Gasket Slot and Fractal Koch Loop at Ground
Abstract: This paper presents a multiband square patch antenna with Sierpinski gasket slot on top surface of substrate and fractal Koch loop at ground. This antenna has been designed to operate at 0 to 3 GHz frequency range and operates at five different resonant frequencies. The Koch loop at ground surface provides irregularities in current distribution; this affects the radiation property of the antenna.
Published in Journal of Electronic Design Technology · Vol. 4, Issue 1, 2013 · pp. 5–10 Read article
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Wideband Microstrip Slot Antenna Using Shape Blending Algorithm
Abstract: For the effective wireless communication over long distances, the antennas with wideband operation and narrow beam widths are the requirements for the evolving modern mobile devices. This paper presents the design and analysis of the wideband patch antenna with slot using shape blending algorithm. The major advantage of this algorithm is to optimize the shape of the radiating element by applying Heaviside function to improve the performance characteristics of the …
Published in Journal of Mechatronics and Automation · Vol. 9, Issue 1, 2022 · pp. 19–27 Read article
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Gain Enhanced 2.4 GHz Slotted Rectangular Microstrip Patch Antenna with FR-4 Epoxy Substrate
Abstract: Applications that use the Internet of Things (IoT) must be combined with wireless networking technologies. This makes it easy to get to the application data. The wireless communication system is a key part of the infrastructure for the Internet of Things. It acts as a bridge for two-way connections to gather data and send control messages. In this work, HFSS software is used to create a rectangular microstrip patch antenna …
Published in Journal of Microwave Engineering and Technologies · Vol. 10, Issue 1, 2023 · pp. 20–26 Read article
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Design and Analysis of Dual Band Triangular Slotted Microstrip Patch Antenna for GPS and WLAN Application
Abstract: AbstractIn this paper, design of a dual operated microstrip patch antenna is presents. The dual-operation frequencies are chosen for UMTS/GPS and WLAN bands. A microstrip square patch antenna is designed which is excited by a microstrip line feed from the bottom of the antenna. An epoxy glass FR4 material is used as a substrate in the designing of antenna. The antenna is first modified in inverted U-shaped design to operate …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 2, 2019 · pp. 1–5 Read article
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Plus Slotted Circular Patch Antenna for WiMax/WLAN Applications
Abstract: A wideband compact circular patch microstrip antenna is presented for various wireless systems such as WLAN and WiMax applications. The proposed antenna has been fabricated and the return loss bandwidth is measured. The simulated and measured antenna such as return loss, bandwidth and gain are presented. The Experimental result shows that the proposed antenna presents a bandwidth of 78.81% with the maximum gain of 6.2 dBi.
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 3, 2014 · pp. 38–43 Read article
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Enhancement in RMPA Parameters using Slotted Rhombus Connected Square Shaped Antenna with Left Handed Metamaterial
Abstract: In this paper, rectangular microstrip patch antenna (RMPA) along with metamaterial which has design of “slotted rhombus connected with rectangular shaped cover structure” is proposed at height of 3.2 mm from the ground plane. The RMPA with proposed metamaterial structure is designed to resonate at 2.7 GHz frequency. This work is mainly focused on increasing the potential parameters of microstrip patch antenna. Proposed metamaterial design structure significantly reduces the return …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 1, 2017 · pp. 49–54 Read article
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Design of a Fractal Aperture Coupled Microstrip Antenna for UWB Applications
Abstract: Ultra wide band frequency allocation of 5.3–9.2 GHz spectrum by Federal Communications Commission (FCC) presented myriad applications of exciting opportunities and challenges for design in the communication arena, including antenna design. The compact antenna designs with operating bandwidths of more than 100% are a challenging demand for the current wireless scenario. This can be easily met with fractal boundaries by using wide slot antennas. In this paper, fractal slot antenna …
Published in Journal of Microwave Engineering and Technologies · Vol. 4, Issue 1, 2017 · pp. 19–22 Read article
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An Extended Semi-circular Microstrip Patch Antenna with DGS for UWB Applications
Abstract: This paper presents the design of a semicircular patch with an extended length for UWB applications. The proposed antenna is fabricated on FR4 substrate with relative permittivity of =4.4 and dimensions of 29.5x38x1.57 . The feed used in proposed design is 50 Ω microstrip feed line. The partial ground structure with a T-shaped slot and dual right angled isosceles triangular notches of side 3 mm each has been introduced to …
Published in Journal of Microwave Engineering and Technologies · Vol. 4, Issue 1, 2017 · pp. 13–18 Read article
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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
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Split Ring Resonator Based Dual Frequency Microstrip Patch Antenna For Wireless Applications
Abstract: The objective of the work is to design a compact dual frequency microstrip antenna (MSA) at GSM 1800 MHz and ISM (2.4 GHz). The proposed MSA incorporates a rectangular patch with an inverted U slot printed on the top of RT duroid 5880 substrate with thickness of 0.8mm and dielectric constant of 2.2. The dimensions of the patch are optimized as 45x 54 mm2. It is fed by coaxial feeding. …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 2, 2022 · pp. 1–14 Read article
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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
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Design of a Stacked Aperture Coupled Microstrip Antenna for UWB Applications
Abstract: The paper presents a stacked T-shaped Aperture coupled microstrip antenna designed for ultra-wide band wireless applications. The proposed UWB antenna covers two frequency bands as of 2.49 to 2.9 GHz and 6.85 to 20 GHz and used for the various applications like Bluetooth, Zig-Bee (2.4 GHz), C band (6 to 8 GHz), X band (8 to 12 GHz), Ku band (12 to 18 GHz) and Satellite communication. The stacked antenna …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 1, 2017 · pp. 12–16 Read article
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Internet of Things based Car Parking System using ESP- 32 and Blynk
Abstract: The security of the vehicles at the populated places has always been an area of concern. At many crowded places where a number of vehicles enter and exit every day, the security has to be taken into account so that chaos is reduced by using an efficient model. This paper shows the implementation of an Internet of Things based car parking system which consists of electronic components such as infrared …
Published in Current Trends in Signal Processing · Vol. 12, Issue 1, 2022 · pp. 21–28 Read article