Search
172 articles for “RF systems”
-
Machine Learning–Guided Cognitive RF System with Dynamic FFT Resolution and Multiplier Reconfiguration for Adaptive Anti-Jamming Communication
Abstract: This paper presents a hierarchical adaptive RF communication system that integrates signal quality-based pre- processing with machine learning-driven signal classification to achieve robust and resource-efficient operation in dynamic, interference-prone environments. Unlike prior art that addresses adaptive RF, ML classification, or anti-jamming individually, this work uniquely combines real-time SNR/RSSI-based signal strength estimation with dynamic FFT size selection (64-, 256- , or 512-point) and arithmetic-level multiplier reconfiguration (CORDIC, Distributed Arithmetic, and hybrid …
Published in International Journal of Radio Frequency Innovations · Vol. 4, Issue 1, 2026 Read article
-
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
-
Rocker Bogie System using RF Communication
Abstract: AbstractThe rocker-bogie system is a robot that can travel in rough terrain. Its mechanism helps in maintaining stability. It is a multispecialty robot that can be used for various applications. The use of Rocker-Bogie mechanism helps in maintaining the balance of the robot which is used to travel on an uneven surface, usually called as an All-Terrain Vehicular Robot. The conditions preferably needed for the robot to work are in …
Published in Journal of Electronic Design Technology · Vol. 10, Issue 2, 2019 · pp. 22–29 Read article
-
RFID Based IoT Attendance System
Abstract: The RFID-based IoT attendance system is designed to streamline the attendance process in organizations by leveraging Radio Frequency Identification (RFID) technology. The system comprises an RFID reader, RFID tags, a buzzer, a microcontroller, and a server (Google Sheet). To use the system, each employee is assigned an RFID tag that they use to log in and out of work. When an employee swipes their tag, the RFID reader scans it …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 9, Issue 3, 2022 · pp. 16–21 Read article
-
Design of Automated Student Permission System using RFID and NodeMCU
Abstract: Automated Student Permission System is a system that can be used to automate the process of monitoring students attendance and granting permission to students to leave college early. The system works by having a sign-out sheet placed at the college's entrance that students can access using their college ID. When a student wants to leave the college early, they log in to the electronic sign-out sheet using their college ID. …
Published in International Journal of Mechanical Dynamics and Systems Analysis · Vol. 1, Issue 1, 2023 · pp. 23–31 Read article
-
Secured and Smart Rationing for Public Distribution System Using RFID and GSM
Abstract: The paper deals with the automatic rationing for public distribution system. Nowadays most of the people having a ration card to buy the materials from the ration shops. They will issue the materials through weighting system with the help of humans. But in this system having two draw backs, first one is weight of the material may be inaccurate due to human mistakes and secondly, if not buy the materials …
Published in Journal of Microcontroller Engineering and Applications · Vol. 2, Issue 2, 2015 · pp. 21–28 Read article
-
Linux Kernel on ARM9
Abstract: ARM9 supports the Linux Kernel. On a development system, it is advantageous to load the Root File System (RFS) through Network File System (NFS). Several pieces of software are involved to boot a Linux Kernel on SAM9 products. First is the ROM code which is in charge to check if a valid application is present on supported media (FLASH, DATAFLASH, NANDFLASH, and SDCARD). The boot sequence of Linux for SAM …
Published in Journal of Microcontroller Engineering and Applications · Vol. 2, Issue 3, 2015 · pp. 8–16 Read article
-
RFID-based Automated Toll Collection System
Abstract: AbstractElectronic Toll Collection (ETC) is a technology that allows for electronic payment of tolls. One of the most efficient ETC technologies is the RFID technology. RFID-based ETCs permit swift tax collections on-the-go, thereby alleviating the delay problems associated with manual tollbooths. RFID systems make use of RFID readers, RFID tags and a processing system to provide seamless tax collection at tollbooths. RFID-based ETCs are very cost-effective because they are completely …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 106–110 Read article
-
SmartTrack : Advanced Attendence System using LR RFID
Abstract: This project presents the design and implementation of a long-range RFID attendance system aimed at transforming how educational institutions track attendance by making the process faster, more accurate, and completely contactless. Tradi- tional methods, whether manual roll calls or short-range RFID scanners, often interrupt class routines and leave room for errors or proxy attendance. To address these issues, the proposed system integrates long-range RFID readers, beam sensors, and ESP32 microcontrollers …
Published in Journal of Semiconductor Devices and Circuits · Vol. 13, Issue 1, 2026 · pp. 41–49 Read article
-
Designing Intelligence Navigation System for Robots in Dynamic and Noisy Environment by Use of New Communication Equipment
Abstract: RFID (Radio Frequency Identification) technology is well known for its easy to use and features possessed. Mostly it is used for security or authentication purpose as each RFID contains a unique identification code. This unique identification feature is also can be used in the different ways. The study of other RFID techniques will be helpful for better service and security. The navigation system for robots using RFID is proposed in …
Published in Journal of Microcontroller Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 11–19 Read article
-
RFID based Wallet System and Design and Implementation of Client-Server System with Peripherals for Student Centric Applications
Abstract: AbstractIn recent years, frequency identification technology has moved from obscurity into mainstream applications that help speed the handling of manufactured goods and materials. Individuals are extremely keen about concluding their business (money) transactions and virtually each task through internet-based services. A system is created to integrate all applications in one system by using Universal System victimization RF-ID (Radio Frequency Identification) card. A universal system strictly designed to require entire advantage …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 7, Issue 1, 2020 · pp. 20–25 Read article
-
E-rationing System Using Microcontroller, RFID and GSM
Abstract: These papers represent the Literature Survey on E-Rationing Systems reveals the pivotal role of microcontroller, RFID, and GSM integration in modernizing ration distribution. The system employs RFID tags for beneficiary identification, ensuring efficient tracking and authentication during ration distribution. A microcontroller manages data processing and inventory control, while GSM communication enables real-time updates and notifications to authorities and beneficiaries. The proposed system aims to enhance transparency, reduce manual errors, and …
Published in Journal of Electronic Design Technology · Vol. 15, Issue 1, 2024 · pp. 25–30 Read article
-
Design and Implementation of an RFID Door Security System Using Arduino
Abstract: This paper proposes the design and implementation of a door security system using an Arduino board and a radio frequency identification (RFID) module. The door security system uses the RFID module to contactlessly scan RFID cards or tags and communicates with the Arduino via the serial peripheral interface (SPI) protocol for controlling access to a room or building. An LCD module is interfaced with the Arduino to show related messages. …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 26–39 Read article
-
RFID Technology Adoption in Libraries: A Review of Current Trends and Challenges
Abstract: The radiofrequency identification system (RFID) makes it possible for devices like computers or machines to automatically recognize things, record metadata, or control certain targets. Identifying objects that are out of direct line of sight is feasible thanks to a technology called radio frequency identification, or RFID. For administering the automated library and detecting theft, libraries are using themost recent technologies. The inventory, issuance, and return status of books, gadgets, and …
Published in Recent Trends in Electronics Communication Systems · Vol. 10, Issue 2, 2023 · pp. 1–6 Read article
-
Design and Implementation of a Smart RFID-Based Library System Using ESP32
Abstract: Recent advancements made in automated technologies have created major changes in previous library management systems. The aim of the Smart Library System is to provide improved efficiency, accuracy, and security in the management of books throughout the entire borrowing and returning process, as well as throughout the entire process of maintaining an accurate inventory of books. Each book has an RFID tag embedded within it while each registered user of …
Published in Journal of Advancements in Library Sciences · Vol. 13, Issue 2, 2026 · pp. 39–47 Read article
-
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
-
Improving Healthcare Outcomes with RF-enabled Health Information Systems
Abstract: Health Information Technology (HIT) plays a crucial role in improving healthcare by making medical data more accessible, accurate, and efficient. Using radio frequency (RF) technology, HIT enables the wireless sharing of important health information—like patient records, and treatments—between patients, doctors, and other healthcare providers. This helps reduce paperwork, cut costs, and improve the quality of care. By reducing the reliance on paper-based records, RF-based HIT helps streamline administrative processes, cut …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 1, 2025 · pp. 8–13 Read article
-
Smart Shopping System Application based on RFID.”
Abstract: Recent events indicate that going shopping in malls has taken on a daily routine in large cities. After making a purchase, customers must stand in queue for a long time to pay the bill. The fundamental idea is to make regular shopping easier by reducing time spent and eliminating daily hassles like selecting the right item and waiting in big lines. Therefore, since RFID passive tags have a greater range, …
Published in Recent Trends in Sensor Research & Technology · Vol. 10, Issue 1, 2023 · pp. 8–14 Read article
-
Implementation and Impact of RFID in Library Management Systems
Abstract: This system relies on UHF RFID scanners at the gate and transaction section, which are supported by antennas and RFID transceivers embedded in library cards. These devices allow information to be electronically stored and read/written using radio waves without the need for physical interaction. It does not require manual input and instantly sends information about books and library users to the library's management system. It has a record-keeping and search …
Published in International Journal of Solid State Innovations & Research · Vol. 1, Issue 1, 2023 · pp. 20–25 Read article
-
RFID Based Smart Trolley Billing System Using IoT
Abstract: Customers experience better retail interactions while operations become more efficient in the modernizing retail industry. Shopping through traditional methods requires lengthy manual scanning for products and billing operations leading retailers to require automation solutions for streamlining these processes. This system consists of RFID detection alongside 8051 microcontroller processing and load cells monitoring and uses IoT communications and relay controls to power an intelligent automated shopping cart. Real-time data tracking functions …
Published in Journal of Semiconductor Devices and Circuits · Vol. 12, Issue 3, 2025 · pp. 1–8 Read article