Search
18 articles for “Antenna as Sensor”
-
Frozen Waves: Double T-Shape Patch Antenna Sensor for Precise Ice and Snow Measurement
Abstract: To design a Micro strip patch antenna with double T shaped slots at operating frequency 2.4GHz was developed for ice detection and measurement application. Detection was performed by monitoring the resonance frequency and amplitude of the transmission coefficient between the antenna sensor and a broadband receiver. The patch antenna sensor is also capable of distinguishing between ice and water, respectively when compared to the bare sensor. The antenna was also …
Published in Journal of Control & Instrumentation · Vol. 14, Issue 3, 2023 · pp. 15–20 Read article
-
Antenna as a Biosensor: A Survey
Abstract: AbstractBesides the communication, antenna has a great capability to sense the physical condition of surrounding environment and object. A minute change in the antenna design depending on the application or experimental conditions is required to use antenna as a sensor. Combining these antennas with passive RFID chips, results in a fabulous sensing device with large number of advantages like small size, light weight, low cost, low energy consumption, durable etc. …
Published in Recent Trends in Sensor Research & Technology · Vol. 5, Issue 1, 2018 · pp. 1–13 Read article
-
Microstrip Patch Antenna for Dual Band Application
Abstract: AbstractThis paper presents a rectenna that is designed and simulated to power the wireless sensor systems at 3.12 GHz. The antenna substrate is designed with glass epoxy. The rectenna circuit has been simulated on the glass epoxy and RF-to-DC conversation is investigated for power level –5 dBm. The presented antenna has the impedance bandwidth of 58.34%, i.e. from 2.61 to 4.76 GHz with a gain of 2.67 dBi.Keywords: Rectenna, RF-to-DC, …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 25–28 Read article
-
Effect of Partial Ground Plane on the Microstrip Patch Antenna Performance for Wireless Sensor Networks
Abstract: Wireless sensor networks have a number of tiny nodes. Each node has the ability to communicate with its neighbors. The communication range depends on the type of antenna used. This paper analyzes the performance of microstrip patch antenna which suppresses the surface waves from the edges of the ground-plane of the substrate. The microstrip patch antenna is designed using a substrate of dielectric constant εr = 2.2 and loss tangent …
Published in Journal of Electronic Design Technology · Vol. 4, Issue 3, 2013 · pp. 5–9 Read article
-
Design a Patch Antenna with Metamaterial for Electromagnetic Interference Sensor
Abstract: This paper proposes a design of a patch antenna by using pentagonal shaped metamaterial for Electromagnetic interference sensor. Pentagonal shaped metamaterial is used to increase bandwidth of patch antenna. Metamaterial possesses properties such as negative permittivity and negative permeability. It reduces return loss of antenna and increases the directivity. Two identical rectangular patch antennas have designed for transmitting and receiving purpose. This proposed antenna has been simulated at 2GHz frequency …
Published in Journal of Power Electronics and Power Systems · Vol. 3, Issue 1, 2013 · pp. 18–21 Read article
-
Rectenna for Low Power Wireless Applications
Abstract: This paper presents a rectenna that is designed and simulated to power the wireless sensor systems at 3.12 GHz. The antenna substrate is designed with glass epoxy. The rectenna circuit has been simulated on the glass epoxy and RF-to-DC conversation is investigated for power level -5dBm. The presented antenna has the impedance bandwidth of 58.34%, i.e. from 2.61GHz to 4.76 GHz with a gain of 2.67dBi.Keywords: Rectenna, RF-to-DC, micro strip …
Published in Trends in Electrical Engineering · Vol. 8, Issue 1, 2018 · pp. 19–23 Read article
-
Flexible Antenna Recent Trends and Challenges
Abstract: Flexible wireless systems are in high demand due to their numerous applications in healthcare, telemedicine, wireless gadgets in everyday life, tracking, Internet of things (IOT) framework 5G technologies, and wireless sensor networks. The review article focuses on the necessity for flexible antennas, as well as the substrate, technique, and material utilized to create them.
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 3, 2022 · pp. 47–51 Read article
-
Intelligent Electromagnetic Synthesis: An AI-Driven IoT Framework for Adaptive Antenna Design in Missile Navigation
Abstract: The rapid evolution of hypersonic and long-range tactical missile systems necessitates antenna architecture capable of maintaining robust communication links under extreme thermal, mechanical, and signal-jamming environments. Traditional antenna design methodologies often relying on iterative simulation cycles and static optimization are increasingly insufficient for the real-time requirements of modern aerospace navigation. This paper proposes an AI-driven, IoT- integrated framework that facilitates autonomous antenna design and performance optimization. By deploying a distributed …
Published in International Journal of Radio Frequency Innovations · Vol. 4, Issue 1, 2026 Read article
-
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
-
RF Energy Harvesting Techniques for Wireless Sensor Networks
Abstract: In contemporary applications like environmental monitoring, healthcare systems, industrial automation, agriculture, military surveillance, and smart cities, Wireless Sensor Networks (WSNs) are crucial. However, the limited battery life of sensor nodes remains a major challenge because many sensor devices are deployed in remote or difficult-to-access locations. Frequent battery replacement or recharging increases maintenance cost, reduces network reliability, and limits long-term operation. In contemporary applications like environmental monitoring, healthcare systems, industrial automation, …
Published in Recent Trends in Sensor Research & Technology · Vol. 13, Issue 2, 2026 Read article
-
Olfactory Intelligence in Bio-Hybrid UAVs: Integrating Living Lepidoptera Sensors for High-Precision Environmental Monitoring
Abstract: Autonomous aerial systems still face major challenges when attempting to locate airborne volatile organic compounds because many conventional gas sensors react slowly and cannot reliably follow turbulent chemical plumes. To address this limitation, a bio-hybrid sensing approach was explored using the antenna of the silkworm moth, Bombyx mori, as a natural chemical detector. The antenna was connected to an Electroantennogram (EAG) system that converts biological nerve signals into digital signals …
Published in International Journal of Electrical and Communication Engineering Technology · Vol. 4, Issue 2, 2026 Read article
-
Radio-Frequency (RF) Energy Transfer and Harvesting Techniques with Rectifier and Antenna
Abstract: Electromagnetic energy has an important role in power and energy industry. As the demand for power increases, need for alternate energy sources are essential. Radio frequency (RF) energy transfer and harvesting techniques becomes one of the solutions. Basic RF harvesting circuit consists of three elements. This can be achieved by using a rectenna combination of rectifier and antenna. The antenna is to receive RF signal and rectifier to convert RF …
Published in Journal of Communication Engineering & Systems · Vol. 10, Issue 1, 2020 · pp. 1–5 Read article
-
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
-
Scalable Key Management System for Wireless Sensor Networks
Abstract: AbstractThis paper is about the sympathy of the probable wireless sensor networks (WSN) application; moreover because of source margins, key supervision arrangement emerges as a demanding concern for WSNs. Individual of the foremost concern when manipulating a key supervision system method, is the network scalability. Certainly, the code of behaviour must sustain a large quantity of nodes to allow a bulky scale exploitation of the network. In this paper, we …
Published in Journal of Computer Technology & Applications · Vol. 7, Issue 2, 2016 · pp. 36–46 Read article
-
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
-
Design of Wearable Moisture Sensor using UHF RFID Tags
Abstract: Dampness estimations of the body can be utilized for medical services purposes as well concerning helping in working out. In this paper, the reasonableness of latent UHF RFID innovation for dampness detecting is examined. The innovation has an extraordinary potential in wearable, agreeable, and remote dampness detecting frameworks, in spite of the fact that it isn't initially utilized for detecting. In our review, the label radio wire frames are weaved …
Published in Recent Trends in Sensor Research & Technology · Vol. 9, Issue 2, 2022 · pp. 1–7 Read article
-
Micro-Doppler Signatures for Human with Orbbec Sensor
Abstract: Micro-movements, such as oscillations, rotations or revolution of an object or structures persuade additional frequency modulations on reinstate radar signal, which generates sidebands about the object’s Doppler frequency, called micro-Doppler effect. Human body mechanics consist of various moving body parts, which generate unique micro-Doppler signatures. Using TFT (time frequency transforms and pattern recognition techniques; we can classify individuals based on their movements using micro-Doppler signatures. Preliminary results from a laboratory …
Published in Journal of Electronic Design Technology · Vol. 12, Issue 1, 2021 · pp. 1–9 Read article
-
Study The Effect on Bit Error Rate (BER) for Elevated Signal to Noise Ratio (SNR) in IOT Based Systems Using Cooperative Communication
Abstract: AbstractCooperative communication is the future of wireless and mobile communication. The diversity antenna technology that can be utilized by cooperative communication can improve the quality of the signal received by a mobile. The mobile nodes can further improve signal quality by using multiple input multiple output systems. The cooperative communication is the best way to increase the availability of signals which has become very difficult after restrictions on the establishment …
Published in Current Trends in Signal Processing · Vol. 10, Issue 1, 2020 · pp. 8–14 Read article