Search
76 articles for “patch analysis”
-
Analysis and Design of Innovative Double H Metamaterial Structure for Amelioration in Patch Antenna Parameters
Abstract: A rectangular microstrip patch antenna along with a SSRR based “Double H” shaped metamaterial is proposed and analyzed at a height of 3.2 mm from the ground plane. This work is mainly focused on increasing the potential parameters of microstrip patch antennas. The patch antenna along with the proposed metamaterial structure is designed to resonate at 1.84GHz. The impedance bandwidth of the patch antenna along with the proposed metamaterial structure …
Published in Journal of Instrumentation Technology & Innovations · Vol. 2, Issue 3, 2012 · pp. 1–8 Read article
-
Generation of Facial Expressions through Manipulating Facial Parameters
Abstract: Extracting discriminative features from salient facial patches plays an important role in effective facial expression recognition. The accurate detection of facial landmark needed to improve the localization of the salient patches on face images. This paper proposes framework for expression recognition by using appearance features of facial patches. By synthesize of emotional facial expressions through manipulating facial parameters, we aim to introduce facial emotion to a neutral facial image. For …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 3, Issue 2, 2016 · pp. 33–38 Read article
-
Analysis of Swastika (Mythological Symbol) Shaped Split-Ring Resonators and Complementary Split-Ring Resonators Coupled to Planar Microstrip Transmission Lines and Microstrip Patch Antenna
Abstract: AbstractHere in this paper, we have developed a new kind of metamaterial unit cell in the shape of a Hindu mythological symbol ‘Swastik’. Here we designed and analyzed the behavior of split ring resonators (SRRs), complementary split ring resonators (CSRRs) and microstrip transmission line. Here we also investigated the electromagnetic behavior of microstrip transmission line coupled with metamaterial unit cells. The proposed analysis is useful to design the compact microwave …
Published in Current Trends in Signal Processing · Vol. 8, Issue 1, 2018 · pp. 10–22 Read article
-
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
-
A Comprehensive Review of CNN-Based Framework for Multi-Sign Detection of Diabetic Retinopathy in Fundus Images Using Public Datasets
Abstract: Diabetic retinopathy (DR) is one of the main causes of vision impairment. Blindness prevention and effective treatment depend on early detection. A thorough deep learning-based framework for the automatic segmentation and simultaneous detection of exudates, hemorrhages, and microaneurysms – three important DR indicators – from retinal fundus images is presented in this work. These three pathological signs’ corresponding annotated image patches, along with background (no-sign) areas, were used to train …
Published in Research and Reviews : Journal of Computational Biology · Vol. 14, Issue 3, 2025 · pp. 14–23 Read article
-
Cylindrical Dielectric Resonator Antenna With Rectangular Patch
Abstract: DRAs are used for 5G communications of huge bandwidth from millimeter to Terahertz. high facts charge is performed through the channel ability i.e. C=Blog2(1+SNR) where C is the channel capacity and B is the bandwidth of the channel. The cylindrical resonator antenna operating in hybrid HEM11 mode. in this paper a cylindrical dielectric resonator antenna (CDRA) with frequency range (26GHz).The cylindrical dielectric resonator with radius r=1.45mm and height h=1.4mm. the …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 1, 2022 · pp. 9–15 Read article
-
Performance Enhancement of Microstrip Patch Antenna Using Metasurface
Abstract: Performance enhancement of microstrip patch antenna using metasurface provides a thorough analysis of how a metasurface integration technique might improve the performance of a microstrip patch antenna. The 4×4 array of square components metasurface measuring 51.6 × 51.6 × 3.1016 mm is merged with the microstrip patch antenna, which has dimensions A=13.5 mm, B=12 mm, and C=1.2 mm. The radiation box dimensions (100 mm × 100 mm × 55 mm), …
Published in Journal of Microwave Engineering and Technologies · Vol. 11, Issue 3, 2024 · pp. 20–27 Read article
-
Rectangular Slot Loaded Circular Patch Antenna for WLAN Application
Abstract: In this paper design and analysis of Circular Microstrip antenna with two rectangular slots having inset-feed has been presented. A computer simulation using IE3D software was performed and the bandwidth of the antenna has been measured. The proposed antenna has been fabricated & tested successfully with network analyzer. By using slotting technique inside the circular patch better impedance bandwidth is achieved. The proposed antenna is suitable for Wireless Local Area …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 2, Issue 2, 2015 · pp. 7–10 Read article
-
High-Gain Microstrip Patch Antenna for Satellite and Radar Applications
Abstract: The growing demand for high-speed wireless communication, satellite connectivity, and advanced radar systems has increased the necessity for compact and high-performance antenna designs. This study presents the design and analysis of a high-gain microstrip patch antenna intended for satellite and radar applications operating in the microwave frequency range. The proposed antenna structure is developed using a low-loss dielectric substrate to enhance radiation efficiency, bandwidth, and gain characteristics while maintaining a …
Published in Journal of Microwave Engineering and Technologies · Vol. 13, Issue 2, 2026 Read article
-
Design and Analysis of Closed Flow System with Varying Various Parameters of Hydrodynamics for PEH
Abstract: In this work, a piezoelectric energy harvesting system is designed, which can vary different parameters for analyzing the output of PVDF (e.g. water flow rate, piezoelectric patch, piezoelectric circuit, pressure head and different configurations of installation of piezoelectric etc.). A prototype model is made of this system is made for experimental analysis. The analysis of the prototype is done by varying two parameters (i) Water flow rate (ii) Piezoelectric circuit. …
Published in Journal of Control & Instrumentation · Vol. 8, Issue 3, 2017 · pp. 30–37 Read article
-
A Survey on Recent Microstrip Patch Antenna for Navigational Application
Abstract: ABSTRACTSince last so many years microstrip patch antenna is one of the important fields for antenna design. For a different application of satellite communication in which prize, structure simple installation process is one of the key requirement low profile antenna is good to consider. Microstrip antennas is also fulfill the requirements of mobile communication as well as wireless communication. For navigational application the few important parameters are there like compact …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 55–59 Read article
-
Static and Dynamic Analysis for Optimum PZT Positioning and Optimum Voltage in a Delaminated Smart Composite Beam
Abstract: This paper conducts a comprehensive static and dynamic analysis of a delaminated composite beam with and without a piezoelectric layer making use of the principle of minimum potential energy. A new finite element model for composite laminate with delamination defect using cohesive zone method is developed using ANSYS APDL. A lead zirconate titanate (PZT) patch is embedded over the delaminated model following the results obtained from static analysis. The work …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 13–27 Read article
-
Phytosociological Analysis in a Part of Western Himalayan Ecoregion Using Satellite Remote Sensing
Abstract: AbstractThe study was carried out in Kalsa watershed, Nainital district, Uttarakhand. Four different forest types viz., temperate broadleaf forest, temperate conifer forest, pine forest and degraded forest were mapped using satellite images of IRS-1D LISS III sensor. Temperate broadleaf forest was composed of different oak communities viz., Quercus leucotrichophora, Quercus floribunda, Quercus lanata besides Daphniphyllum himalense. Temperate conifer forest was dominated by Abies pindrow and was represented by only a …
Published in Research & Reviews : Journal of Botany · Vol. 3, Issue 1, 2014 · pp. 10–19 Read article
-
A quad band PIFA for 4G / 5G wireless communication applications
Abstract: AbstractA compact PIFA for wireless RF (Radio Frequency) devices is presented. The proposed antenna covers GPS L1, GSM 1800, GSM 1900, UMTS 2100, LTE 1700/2100 MHz, LTE 2300, Bluetooth/Wi-Fi/IEEE 802.11 b/g/n, RFID, IEEE 802.16e mobile WiMAX, UNII and C-band frequency bands useful for both 4G and 5G wireless communication applications. The simulation results for return loss, VSWR, two-dimensional radiation patterns and current distribution are demonstrated. The parametric analysis of feed …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 7–15 Read article
-
Real-time DDoS Attack Prediction in SDN Environments Using Machine Learning
Abstract: The ever-growing reliance on sdn-based services necessitates robust security measures against Distributed Denial-of-Service (DDoS) attacks that threaten service availability. This project investigates the development of a real-time prediction system for DDoS attacks in sdn environments, leveraging the power of machine learning. The proposed system employs a Decision Tree classification algorithm implemented in Python. To ensure accurate attack identification, the system meticulously addresses data preprocessing challenges inherent in network traffic datasets. …
Published in Journal Of Network security · Vol. 13, Issue 1, 2025 · pp. 16–27 Read article
-
High Gain Antenna Array (2x1 and 4x1) Design for WLAN Application
Abstract: Micro-strip antennas became very popular in 1970s primarily for space borne applications. Today they are used for government and commercial applications. These antennas consist of a metallic patch on a grounded substrate. The metallic patch can take many different configurations. However, the rectangular and circular patches are most popular because of ease of analysis and fabrication, and their attractive radiation characteristics, especially low cross-polarization radiation. In high performance aircraft, spacecraft, …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 2, 2018 · pp. 1–8 Read article
-
Polarization Reconfigurable Antenna: Design and Analysis
Abstract: This paper presents an analysis and design of a polarization reconfigurable microstrip patch antenna fed with single and dual feeds operating at WLAN frequency. For a single feed structure a square patch is designed first and is perturbed for obtaining circular polarization. Using PIN diodes this design can be made to generate different polarizations. In case of a dual feed structure the radiating square patch has dual feeding provision and …
Published in Journal of Microwave Engineering and Technologies · Vol. 2, Issue 1, 2015 · pp. 1–8 Read article
-
Herbal Cold Cream-Based Cosmeceuticals: Formulation and Evaluation Approaches
Abstract: Cold cream is a type of water-in-oil emulsion commonly used for cleansing and moisturizing the skin. It was originally developed by Galen, a Greek physician and pharmacist, during the Roman Empire in the first century. Today, cosmetics are widely used by both men and women to improve appearance and enhance beauty. Recently, there has been a highly positive achievement to general distinctiveness growth in consumer welfare in herbal cosmetics. These …
Published in Recent Trends in Cosmetics · Vol. 3, Issue 2, 2026 Read article
-
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
-
Design and Simulation of a MEMS Piezoresistive Floating Element Shear Stress Sensor
Abstract: The paper presents the modelling, simulation and comparison of a MEMS piezoresistive (PZR) floating element shear stress sensor with various dimensions which has potential applications in underwater measurements. The floating element design utilizes a plate element of small mass suspended by four tethers. PZR patches are implanted at the root of the tethers. Shear stress is inferred by the deflection in the tethers and the corresponding change in the resistance …
Published in Recent Trends in Sensor Research & Technology · Vol. 2, Issue 1, 2015 · pp. 11–16 Read article