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83 articles for “U-slot”
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Circularly Polarized Microstrip Fed Antenna for Dual Frequency
Abstract: Abstract: The presented antenna is designed for achieving dual frequency characterized circularly polarized behavior. The achievement of dual frequency is done by coupling of the microstrip feed line arrangement with the annular slot shaped with four unequal arms type of slot structure on the patch. The Reflection coefficient, pattern of radiation of the antenna and the Axial ratio are simulated. The impedance bandwidths obtained for lower of (RHCP) is 25% …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 1, 2019 · pp. 1–5 Read article
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The Design and Analysis of a High Bandwidth Patch Antenna Loaded with Double-L shaped Parasitic and Super-Strate Components
Abstract: A patch antenna having parasitic components in the shape of a double-L. It is shown how to make a directional slot antenna using a parasitic patch and a windowed superstrate. The recommended antenna may readily obtain high-gain properties due to its composition. The suggested antenna's impedance bandwidth has been measured. Internet of Things (IoT) apps to make their data more accessible, wireless communication technology integration is required. This work proposes …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 10, Issue 2, 2023 · pp. 1–13 Read article
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A Review on Smart Parking System
Abstract: The Smart Parking System is an intelligent solution designed to reduce traffic congestion and save time by efficiently managing parking spaces using modern technology. To determine if a car is there or not, sensors are placed in each parking space in this system. The collected sensor data is processed by a microcontroller and transmitted to a display unit or mobile application, enabling users to access real-time information about parking availability. …
Published in International Journal of Electrical and Communication Engineering Technology · Vol. 4, Issue 2, 2026 Read article
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A Novel Approach for Design and Optimization of Slot Antenna for WLAN Applications
Abstract: The simulation, and analysis of a micro-strip fed slot antenna array intended for operation in the 2.4 GHz ISM (Industrial, Scientific, and Medical) band, which is widely used for wireless technologies such as Wi-Fi and Bluetooth. A slot antenna is a type of antenna where a slot (cut or gap) is made on a metal surface, and it radiates electromagnetic waves. Utilizing ANSOFT HFSS software, the antenna's performance is optimized, …
Published in Journal of Microwave Engineering and Technologies · Vol. 12, Issue 1, 2025 · pp. 1–12 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
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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
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Smart Parking Solutions: Optimizing Urban Mobility Through Real-Time Apps
Abstract: The changing nature of urban transport has made the city more complicated, with a spiking number of vehicles and a lack of parking facilities. Smart Parking Solutions provide innovative solutions to solve this problem by using real-time information, mobile apps and IoT. The present study presents the aspect of integrating smart parking systems into the urban transportation systems and the role of real-time apps in maximizing parking efficiencies in relation …
Published in Trends in Mechanical Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 36–61 Read article
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Smart Management of EV Charging Station Using AI Chatbot & TOM API
Abstract: This paper endeavors to address the pressing challenges associated with EV charging by proposing a comprehensive smart management system for EV charging stations. The system aims to streamline the EV charging process, making it more accessible, convenient, and sustainable for users. By harnessing the power of renewable energy sources, particularly photovoltaic systems, the paper seeks to mitigate the environmental impact of EV charging while simultaneously optimizing resource utilization. Through innovative …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 14, Issue 2, 2024 · pp. 16–23 Read article
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Koch Slot DRA Antenna Array for Enhanced X-Band Applications
Abstract: This work introduces an innovative method aimed at improving the gain of Dielectric Resonator Antenna (DRA) arrays functioning within the X-band spectrum. The design features a Koch-shaped slot-coupled feeding structure, utilising the properties of a short-ended microstrip line to enhance radiation directionality. The results of the simulation show that compared to conventional rectangular and V-shaped slot designs, the suggested antenna array provides a notable gain enhancement. This performance boost demonstrates …
Published in Recent Trends in Electronics Communication Systems · Vol. 12, Issue 2, 2025 · pp. 8–20 Read article
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Hybrid Smart Parking System Enriched with IoT
Abstract: Urban zones demand progressive parking methods which emerged as a response to increasing requirements for efficient parking operations. Traditional parking operations run improperly thus creating both highway delays and fuel inefficiency and ecological degradation. And internet of things technology demonstrates the development of smart parking system that both grows IOT capacity and delivers real-time parking status announcement. ESP32 microcontrollers together with IR sensors process data through cloud storage to show …
Published in Journal of Instrumentation Technology & Innovations · Vol. 16, Issue 1, 2026 · pp. 17–24 Read article
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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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Review Paper of Designing of CPW Fed Micro-strip Patch Antenna for UWB and Bluetooth Application
Abstract: A compact size coplanar waveguide (CPW)-fed micro strip antenna is proposed for radiation of the frequency spectrums 2.36 to 2.49 GHz (Bluetooth) and 3.1 to 10.6 GHz (UWB-Ultra wideband) covers. Both are unlicensed bands but in UWB band there are two licensed bands i.e. WLAN and Wi-MAX present in the frequency range of 5.12 to 5.825 GHz and 3.4 to 3.7 GHz respectively. In this design we have single CPW-fed …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 1, 2016 · pp. 35–40 Read article
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IoT and XBee Based Smart Traffic Management System
Abstract: 10 min hunting down for car parking a few times, day by day implies over 240 h for each year, and a normal of 700 finish days in your life. Driving around searching for an available parking slot squanders fuel, produces uneasiness and increases pollution in city centers. The principle objective of this venture is to make traffic more fluid and increase at parking spots close to the crowded areas …
Published in Journal of Communication Engineering & Systems · Vol. 8, Issue 1, 2018 · pp. 8–14 Read article
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A Quad-Element UWB-MIMO Triangular Monopole Antenna with Triple Band -Notch and High Isolation
Abstract: A quad-element UWB-MIMO triangular monopole antenna with triple notched bands and high isolation is proposed in this paper. The presented antenna consists of four triangular -shaped antenna elements, which are arranged in orthogonal orientation. This antenna is printed on low-cost FR-4 substrate with dielectric constant of 4.4 and its overall size is 50 × 50 × 1.6 mm3. Its operating frequency band is 2.97~11GHz. High isolation of 22dB between four …
Published in Journal of Microwave Engineering and Technologies · Vol. 10, Issue 2, 2023 · pp. 30–37 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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Use of Microwaves in Wireless Charging of Mobile Phone
Abstract: The foremost objective of this present scheme is to make the recharging of the mobile phones independent of their manufacturer and battery make. In this paper a new scheme has been made so as to make the recharging of the mobile phones is done by design as you talk in your mobile phone. This is done by use of microwaves. The microwave signal is transmitted from the transmitter along with …
Published in Journal of Microelectronics and Solid State Devices · Vol. 2, Issue 2, 2015 · pp. 21–25 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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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
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Design and Performance Analysis of PMDC and BLDC Motor using ANSYS Software
Abstract: This paper connected how to design & simulate of simple PMDC Motor usage ANSYS Maxwell Software. The demand for electrical energy in cars is ascent steady. Permanent Direct Current motor is used for the radiator fan, windshield wipers & washers and to drive blowers for heaters & air conditioners, etc., having brushes which have poor efficiency. It is based on ANSYS Maxwell software which is divided into circuit modeling& field, …
Published in Trends in Electrical Engineering · Vol. 11, Issue 2, 2021 · pp. 12–23 Read article
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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