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56 articles for “radio frequencies”
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Radio Frequency Next-Generation Advances
Abstract: Radio frequency (RF) technology is a key enabler for modern wireless communications, driving the evolution of telecommunications, healthcare, aerospace, defence and the Internet of Things (IoT). Faster, more reliable and energy-efficient communication systems have been developed at a rapid pace due to recent discoveries in RF engineering. This article discusses novel advancements in RF technologies including enhanced antenna design, millimeter-wave communication, software defined radio, smart spectrum management, and RF-based sensor …
Published in International Journal of Radio Frequency Innovations · Vol. 4, Issue 1, 2026 Read article
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New trends in Radio Frequency design and making things smaller
Abstract: Recent improvements in wireless communication, the Internet of Things (IoT), and 5G/6G networks have made people want small, powerful radio frequency (RF) equipment. With an emphasis on how developments in materials engineering, circuit architecture, and packaging technologies are redefining RF system integration, this article offers a thorough evaluation of current developments in RF downsizing. System-on-Chip (SoC), System-in-Package (SiP), and Antenna-in-Package (AiP) ideas, which allow tightly integrated RF front-ends with enhanced …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 28–34 Read article
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Application of Radio Frequency Identification Technology use in Bhavnagar District Library user’s information- seeking behavior
Abstract: Purpose: Bhavnagar District Library to provide faster information services to the users through new technology by using radio frequency identification technology in the information seeking behavior of the user. When it comes to providing information services to users through old traditional methods, it takes time to get information. Today, RFID (Radio frequency identification device) has become very necessary regarding the behavior of getting information through new technology. The users of …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 1–8 Read article
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Revealing the Effect of Swift Carbon Ion Beam on Radiation Sensitivity of Radio-frequency Magnetron Sputtered Grown Alumina Thin Films
Abstract: Regarding targeted treatment, hadron therapy is beneficial than conventional radiotherapy based on X rays/gamma rays due to characteristic energy loss profile of energetic charged particle during ion matter interaction. In this regard, dose monitoring and its precise measurement with spatial accuracy are very crucial. Thermoluminescence (TL) based thin film radiation dosimeter has the potential to serve this purpose. In hadron therapy, use of swift carbon ion beam is found to …
Published in Journal of Polymer & Composites · Vol. 11, Issue 7, 2023 · pp. 23–29 Read article
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Simulation And Analysis of Radio Frequency Energy Harvesting System Operating at 2.45 GHz Frequency
Abstract: — This paper proposed study of an RF energy harvesting system at 2.45 GHz using a rectifier and an antenna so called rectenna. Inset-fed micro-strip rectangular patch antenna array is fabricated. The rectifier circuit, employing Schottky diodes (HSMS-2850), converts AC power from the antenna to DC for RF detection. Analysis of the antenna's design and parameters such as directivity, return loss, gain, and VSWR is done using high-frequency simulator software …
Published in Journal of Microwave Engineering and Technologies · Vol. 11, Issue 1, 2024 · pp. 7–15 Read article
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Tri-Band Edge-Cut Rectangular Microstrip Patch Antenna on Composite Substrate for RF Energy Harvesting in IoT Networks
Abstract: The increasing use of Internet of Things devices underscores the pressing need for sustainable energy solutions, since traditional batteries necessitate regular replacement and constrain scalability. Radio frequency energy harvesting is a viable option; nonetheless, antenna design continues to provide a significant problem owing to the requirements for compactness, efficiency, and multi-band functionality. A hybrid composite substrate configuration combining FR4 (εr = 4.3) and RT Duroid (εr = 2.2) is employed …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 867–883 Read article
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Smart Shuttle System: An IoT and Machine Learning Based Approach
Abstract: The Smart Shuttle System is an IoT-based system designed to provide a hassle-free, cashless payment experience for students using the shuttle service. The system utilizes RFID (Radio Frequency Identification) technology to identify students and deduct the fare amount from their account. Radio Frequency Identification (RFID) technology is being considered as an alternative to traditional money and Unified Payments Interface (UPI) for making payments due to several advantages it provides over …
Published in International Journal of Satellite Remote Sensing · Vol. 1, Issue 1, 2023 · pp. 9–22 Read article
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Health Implications of Electromagnetic Wave Exposure
Abstract: From low-frequency radio waves to high-frequency gamma rays, electromagnetic waves have a wide range of effects on human health. This diverse subject includes an extensive spectrum of waves. The non-thermal effects of low-frequency waves, such as microwaves, are not completely understood despite the fact that they predominantly represent thermal dangers, which could potentially lead to tissue heating and damage similar to those caused by heating. High-frequency radiation, such as gamma …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 1, 2024 · pp. 9–13 Read article
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Advanced Liquid Crystal Polymer Substrate for Flexible Antenna Design
Abstract: A type of thermoplastic polymers known as liquid crystal polymers (LCPs) is frequently used to package millimeter (mm)-wave, microwave, and radio frequency (RF) integrated circuits that operate at frequencies as high as 60GHz. LCPs are of prospective relevance as packaging material for advanced circuits at mm-wave frequencies due to their appealing electrical, thermal, and mechanical qualities and comparatively low cost. Flexible and conformal antennas are made possible by LCP's exceptional …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 233–245 Read article
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Automated Guided Robotic Armed Vehicle (AGRAV)
Abstract: An automated guided vehicle (AGV) with a robotic arm mounted on top is the subject of this paper's prototype. "How to improve material handling in industries while reducing repetitive work and human involvement in pick and place applications" was the issue statement that was kept in mind. The fundamental issue in industries and warehouses where people work to choose and move goods is that their workdays are constrained by human …
Published in Journal of Control & Instrumentation · Vol. 15, Issue 3, 2024 · pp. 9–18 Read article
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Reliable And Secure Audio Transmission in Underwater Communication Using Li-Fi
Abstract: Ensuring the security of audio transmission becomes crucial as underwater communication systems become more and more important in a variety of areas, including defense, marine research, and offshore organizations. For this reason, Li-Fi technology is an innovative solution that uses its immunity to electromagnetic interference to get around the restrictions of conventional radio frequencies. Li-Fi allows for high-speed data transfer while reducing interference and signal degradation by encoding audio onto …
Published in Trends in Opto-electro & Optical Communication · Vol. 15, Issue 1, 2025 · pp. 23–29 Read article
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Advancing UAV Video Transmission: A Full-Duplex System with RF and Signal Processing for Reliable, Long-Range HD Communication
Abstract: Unmanned aerial vehicles (UAVs) have transformed industries by enabling advanced aerial imaging and data collection. However, transmitting high-definition (HD) video from UAVs to ground stations poses challenges such as limited range, bandwidth constraints, and interference. This paper presents the development of an HD, full-duplex video transmission system using cutting-edge electronic technologies, including advanced radio frequency (RF) systems and signal processing. These electronic systems are designed to ensure fast, reliable, and …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 2, Issue 2, 2024 · pp. 38–45 Read article
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Integrating RF Technologies for Robust Disaster Response and Recovery Systems
Abstract: In the aftermath of disasters, one of the greatest challenges is the failure of communication networks, which delays rescue operations and worsens human suffering. Radio Frequency (RF) technologies offer promising solutions as they enable wireless communication, sensing, and tracking without depending on fragile infrastructure. This paper presents a study of RF applications in disaster management and proposes a unique hybrid multi-layer framework that integrates environmental RF sensors, RFID-based tracking, drone-mounted …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 24–27 Read article
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RFID Saving Library Professionals Time: The Way
Abstract: RFID (Radio Frequency Identification) technology has revolutionized library operations by significantly reducing the time library professionals spend on routine tasks. This article explores the implementation of RFID in libraries, focusing on how it saves time and enhances efficiency. RFID technology allows for quick check-ins and check-outs, automating inventory management, and improving the accuracy of data handling. By reducing the time required for manual processes, RFID frees up library professionals to …
Published in Journal of Advancements in Library Sciences · Vol. 11, Issue 3, 2024 · pp. 24–33 Read article
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Optimizing RFID-Based Toll Gate System: A Novel Approach to Reducing Latency and Enhancing Traffic Flow
Abstract: This study presents a novel approach aimed at boosting the efficiency of Radio Frequency Identification (RFID) based toll gate systems. Traditional RFID-based toll gates function by reading the RFID data from the vehicle, fetching the corresponding user information from a centralized server, and subsequently deducting the toll amount from the user’s account. This process, while effective, inherently introduces a latency period. This latency, particularly during peak hours, can result in …
Published in Recent Trends in Electronics Communication Systems · Vol. 11, Issue 3, 2024 · pp. 41–50 Read article
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New Ideas in Quantum RF
Abstract: Quantum RF Innovations is leading the way in next-generation wireless technologies by connecting old radio frequency systems with new quantum- enabled solutions. Our goal is to change the way signals are processed, communicated, and sensed by using advanced quantum principles and cutting- edge RF engineering. We are creating a new class of devices and systems that can achieve ultra-low-noise signal amplification, unprecedented spectrum control, and quantum-secured communication through interdisciplinary research …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 35–43 Read article
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RFID-Enabled Smart Shelves and Cart System
Abstract: With the fast-paced development of Radio Frequency Identification (RFID) technology, the retail sector is seeing a revolutionary change to improve stock management, cut operational costs, and improve consumer satisfaction. The comparative advantages of RFID-smart shelves and carts over conventional stock management practices, such as barcode scanning and manual stock management, are investigated in this work. Compared to the other methods, in terms of accuracy, efficiency, cost-effectiveness, and scalability, RFID smart …
Published in Journal of Communication Engineering & Systems · Vol. 15, Issue 2, 2025 · pp. 31–37 Read article
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Guardian of the Sky: Drone Detection and Jamming Technology
Abstract: India has reported remarkable growth in drones in the past ten years for both commercial and defense uses that led to extremely intricate problems. Systems operate as the major onset of the risks involved that might be associated with drone operations. This article provides a comprehensive evaluation of counter-drone systems, with a particular focus on two fundamental aspects: radar targeting, tracking, and other technologies. The main objective of the study …
Published in Journal of Advancements in Robotics · Vol. 11, Issue 2, 2024 · pp. 19–25 Read article
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Biometric Banking: Evaluating the Effectiveness of Arduino-Integrated Fingerprint Systems for Locker Security
Abstract: The aim of this research paper is to implement a fingerprint-based bank locker system using Arduino that provides enhanced security features for users. The proposed system eliminates the need for traditional keys and instead utilizes biometric identification to grant access to the locker. The inexpensive and user-friendly Arduino microcontroller platform is used to design the system. The proposed system is implemented using various sensors, including fingerprint sensors, keypad, and LCD …
Published in International Journal of Electrical Power and Machine Systems · Vol. 1, Issue 1, 2023 · pp. 16–22 Read article
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Solar Based Electric Vehicle Charging
Abstract: The "Solar-Based Wireless Power Transmission Highways" project aims to revolutionize the way we generate and distribute electrical energy on highways. This innovative system harnesses solar energy through strategically placed solar panels along the highway, converting it into electricity. The electricity is then wirelessly transmitted to electric vehicles (EVs) passing overhead, enabling them to charge without the need for physical connections. This technology not only addresses the growing demand for sustainable …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 1, 2024 · pp. 27–32 Read article