Showing 1-25 of 3,798 resultsfor "Index Terms":Structural rings
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Resonant Characteristics of Split Ring Resonator And Unit Cell for Periodic Metamaterial Devices
2020 International Applied Computational Electromagnetics Society Symposium (ACES)
Year: 2020 | Conference Paper |
Cited by: Papers (3)
The resonant characteristics of single split ring resonator-based metamaterial devices with single gap are presented using the analytical formulation developed for the lumped element equivalent circuit model. The characteristics of the metamaterial resonators have been investigated for different ring sizes, gap widths and substrate permittivity. Equivalent circuit model is developed for two ring s...Show More
Parameter variation in QCSE tuned embedded ring resonator
2014 IEEE REGION 10 SYMPOSIUM
Year: 2014 | Conference Paper |
Micro embedded ring resonator using Quantum Confined Stark Effect (QCSE) is studied for its parameter variations with respect to spectral shape and modulation speed. The effects of number of quantum wells, coupling coefficient, ring detuning, symmetry of the structure and temperature on the spectrum are studied here.Show More
In order to construct nonregular power rings, the concept of regular semi-ideal with respect to a subring is introduced. Then several constructive theorems of HX ring and power ring are established and some examples of non-regular power rings are constructed which contain some nonregular HX rings.Show More
Utilization of split ring resonator for compact narrowband microstrip bandpass filter
2016 22nd Asia-Pacific Conference on Communications (APCC)
Year: 2016 | Conference Paper |
Cited by: Papers (7)
A utilization of split ring resonator (SRR) for developing compact narrowband microstrip bandpass filter (BPF) is presented. The proposed BPF is intended to work at center frequency of 880MHz implementable for intermediate frequency (IF) radar application. The BPF is designed on a 1.9mm thick Roger RT/Duroid® 6010 dielectric substrate with the substrate dimension of 30mm × 25mm. Some parametric st...Show More
Thermal strain measurement of a double ring structure using digital image correlation method
13th InterSociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems
Year: 2012 | Conference Paper |
Thermal output is a source of large error in the thermal deformation measurement of specimens under temperature change when a strain gauge is used. In this study, the digital image correlation (DIC) method is employed to measure the full-field thermal deformation and strain of a double ring structure consisting of an inner aluminum ring and an outer titanium ring. The thermal deformation of the ri...Show More
Analysis of Structural Parameters of Metal Multi-convolution Ring
2015 7th International Conference on Intelligent Human-Machine Systems and Cybernetics
Year: 2015 | Conference Paper |
A two-dimensional axisymmetric finite element model of metal multi-convolution ring was established by using FEM analysis software ANSYS. Influence on mechanical properties and sealing performance in working condition resulted from changes of structure parameters such as the thickness, wave height, crest radius, trough radius were analyzed by orthogonal design, put forward some suggestions for the...Show More
A Wireless Power Transfer Application Using CSRR
Yang Wang;Chun-He Quan;Xiao-Yu Zhang;Jong-Chul Lee;Fu-Xing Liu
2018 18th Mediterranean Microwave Symposium (MMS)
Year: 2018 | Conference Paper |
This paper presents a wireless power transfer application with electrical coupling. The proposed structure uses a Complementary Split Ring Resonator (CSRR) as defected ground structure (D GS). The top layer is very simple with a single open-ended transmission line. A simulation with loss has been done in this letter, and the operating frequency of the designed transmission line is 0.94 GHz, with a...Show More
High Transmittance Band-Pass Plasmonic Filter Using Metal-Insulator-Metal Waveguide with Double Split Circular Ring Resonator
Hui Wang;Yi-yang Huang;San-wang Ma;Chun Ni;Zhi-xiang Huang;Xian-liang Wu
2022 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2022 | Conference Paper |
Cited by: Papers (1)
In this paper, a band-pass plasmonic filter based on Metal-Insulator-Metal (MIM) waveguides and its modified structures are designed and investigated theoretically and numerically. The filter consists of two circular ring resonator and its modified structures which has narrow gaps in the middle of resonant rings. To study their performance in different structures, propagation modes of surface plas...Show More
Enhancing the selectivity of frequency selective surfaces for terahertz sensing applications
Shaymaa El-Rayes;Yi Wang;Michael J. Lancaster;Xiaobang Shang
2015 8th UK, Europe, China Millimeter Waves and THz Technology Workshop (UCMMT)
Year: 2015 | Conference Paper |
Cited by: Papers (3)
This paper introduces a new technique for enhancing the selectivity (or the quality factor, Q-factor) of frequency selective surfaces (FSS) for sensing applications. The proposed FSS functions as a free-space bandpass resonator, designed to sense the changing dielectric properties of minute amount of materials loaded on the FSS. The Q-enhancement technique is mainly based on two concepts; enhancin...Show More
Structural Parameters Optimization of Rectangular Sealing Ring Based on Orthogonal Test
2020 3rd International Conference on Electron Device and Mechanical Engineering (ICEDME)
Year: 2020 | Conference Paper |
Cited by: Papers (1)
The rectangular sealing ring mainly used in static sealing structure is usually subject to sealing failure, permanent deformation and other problems in practical use. The two-dimensional axis-symmetrical finite element analytical model of rectangular sealing ring during working is established to deal with the above prominent problems based on Von Mises yield principle, virtual work principle, axia...Show More
Performance Analysis of Single, Double and Triple Rings as Absorber
2024 IEEE 16th International Conference on Computational Intelligence and Communication Networks (CICN)
Year: 2024 | Conference Paper |
The study discusses the modelling and the performance analysis of the single, double and triple rings as an absorber. The absorber has been modelled by Fr-4 substrate sandwiched between copper-based rings and ground. The single ring provides absorption of 90.2% at 10.5GHz with Q-factor of 728. The double ring structure provides the maximum absorption of 95.5% and 92.5% at 7.6 GHz and 10.5GHz respe...Show More
A Novel Framework for Relating Quasi-Cyclic Codes and Quasi-Twisted Codes
2023 Biennial Symposium on Communications (BSC)
Year: 2023 | Conference Paper |
In this paper, we aim to analyze the algebraic structure of repeated-root quasi-cyclic codes of length $p^{k}{n}\ell$ and index $\ell$ over the finite field $\mathbb{F}_{q}$, where $k$ is a positive integer, $q=p^{\alpha}$ and $(n,p)=1$. For this purpose, a quasi-cyclic code over $\mathbb{F}_{q}$ is regarded as a linear code over an auxiliary ring. By introducing a ring isomorphism, we provide a o...Show More
Metal Crack Sensor Based on Ring Resonator Coupled Slow Wave Structure
Zexin Liang;Jun Zhang;Liu Tao;Chenjie Chu;Xiangyu Xie;Lihong Dong;Haidou Wang
2023 IEEE 11th International Conference on Information, Communication and Networks (ICICN)
Year: 2023 | Conference Paper |
Irreversible cumulative damage and fatigue cracks may happen during service of metallic structure. To tackle the contradiction between the coverage and sensitivity of the conventional electromagnetic resonant sensor, a metal crack sensor with ring resonator coupled slow wave structure is studied in this paper. The resonant unit is compact due to the slow wave effect and therefore has a good detect...Show More
Optimization Arrangement of angle rings in Converter Transformer Valve Winding End Insulation Structure
Liang-xian Zhang;Xiang-yu Kong;Shan-shan Zhang;Zhao Zhang;Wen Lu;Xiao-mei Zhang
2020 IEEE International Conference on High Voltage Engineering and Application (ICHVE)
Year: 2020 | Conference Paper |
Cited by: Papers (2)
Angle ring which be placed in the big gap between the winding end and the yoke, could improve the electric field distribution and the insulation reliability of the transformer. Therefore, the optimal arrangement of the angle ring is an important part of the main insulation structure design. In this paper, multi-objective optimization algorithm, particle swarm optimization algorithm and finite elem...Show More
This paper focuses on structure optimization of wedge-ring joint of underwater robot based on response surface method (RSM). Experiments for the combination of the 4 parameters of Unmanned Underwater Vehicle's (UUV) wedge-ring joint are designed in combination with central composite experimental method (CCD). FEA software ANSYS is used to get the respond data of structure stress and mass of wedge-...Show More
Design and Modelling of PANDA Ring Resonator Structure
2018 IEEE 7th International Conference on Photonics (ICP)
Year: 2018 | Conference Paper |
Cited by: Papers (1)
We propose a PANDA ring resonator structure based on silicon on insulator material. Modelling is carried out using FDTD based simulation tool. The miniaturized structure of the proposed device makes it suitable for on chip nanophotonic applications. The effect of variation of ring radius and gap separation between the rings of the PANDA resonator structure on transmission characteristics is analyz...Show More
Quadruple Polarization Insensitive Multilayered Metamaterial Absorber
2022 IEEE Wireless Antenna and Microwave Symposium (WAMS)
Year: 2022 | Conference Paper |
Cited by: Papers (3)
A quadruple, compact multi-layered metamaterial absorber operating in the frequency band of C, X, Ku is presented in this paper. The multi-layered structure is formed by integrating the nested circular rings as the top layer and combination of split ring resonators and rings as the lower layer. The absorptivity plot of individual layer as well as absorptivity plot of complete multi-layered structu...Show More
Complementary Split Square Ring Resonator for Monitoring Surface Crack
2025 3rd International Conference on Smart Systems for applications in Electrical Sciences (ICSSES)
Year: 2025 | Conference Paper |
The paper focuses on non-invasive crack detection in metallic surfaces using Complementary Split Square Ring Resonators (CSSRR). The sensor is designed to operate in the range of 2 to 3 GHz and is highly sensitive to changes in the electromagnetic environment. When cracks or damage occur in the metallic sheet, electromagnetic properties change. These changes can be detected by the sensor through v...Show More
Wideband Ultra-thin Metamaterial Absorber for Ku & K- Band Applications
2020 7th International Conference on Signal Processing and Integrated Networks (SPIN)
Year: 2020 | Conference Paper |
Cited by: Papers (5)
This paper is based on the ultra-thin wideband absorber for Ku & K-band applications with a 40% fractional bandwidth. The bandwidth of the designed absorber is 8.1 GHz (15.7GHz to 23.8GHz) at absorptivity of more than 90% and 7.3 GHz (16.1 GHz to 23.4 GHz) at absorptivity more than 98%with a center frequency of 19.8GHz. The structure is a single dielectric layer of FR4 having a thickness of 1.6mm....Show More
A Compact High-Precision GNSS Antenna With a Miniaturized Choke Ring
This letter presents a miniaturized geodetic choke ring antenna for high-precision Global Navigation Satellite System applications. The antenna consists of crossed dipoles that are fed by two coaxial feedlines, a resonant ring over the dipoles, a cavity-backed reflector with a saw-tooth structure, and a miniaturized choke ring. The choke ring alongside the saw-tooth structure can improve the front...Show More
Compact SRR-based microstrip BPF for wireless communication
2015 2nd International Conference on Information Technology, Computer, and Electrical Engineering (ICITACEE)
Year: 2015 | Conference Paper |
Cited by: Papers (8)
A development of novel compact microstrip bandpass filter (BPF) made of split ring resonator (SRR) is presented. The proposed microstrip BPF is intended to be used for 2.4GHz wireless communication application. It is designed on a grounded 1.9mm thick high relative permittivity Roger RT/Duroid r 6010 dielectric substrate with the dimension of 25mm 25mm. Some parametrical studies to obtain the opti...Show More
Design and analysis of multi-band polarization-insensitive annular ring metamaterial absorber
2021 8th International Conference on Signal Processing and Integrated Networks (SPIN)
Year: 2021 | Conference Paper |
Cited by: Papers (2)
A design and simulation analysis of multi-band metamaterial absorber (MA) is discussed in this paper. The MA has a compact size of 9 mm × 9 mm × 1 mm and is designed using FR-4 substrate as a dielectric layer with a relative permittivity of 4.4. The FR-4 dielectric layer is sandwiched by the copper patch having three annular rings at the top, and a copper ground at the bottom. The proposed MA reso...Show More
A Progressive Structural Analysis Approach for Handwritten Chemical Formula Recognition
2013 12th International Conference on Document Analysis and Recognition
Year: 2013 | Conference Paper |
Cited by: Papers (4)
With the recent emergence of pen-based and touch based input devices such as Apple's iPad and Samsung's Galaxy Tablet, it has become more feasible now to input chemical formulas directly by handwriting, which is more natural and efficient than the traditional template-based input methods. In this paper, we propose an effective graph-based chemical structural analysis approach for online progressiv...Show More
Some Repeated-Root Constacyclic Codes Over Galois Rings
Codes over Galois rings have been studied extensively during the last three decades. Negacyclic codes over GR(2a, m) of length 2s have been characterized: the ring R2(a, m, -1) = GR(2a, m)[x]/(x2s t 1) is a chain ring. Furthermore, these results have been generalized to λ-constacyclic codes for any unit λ of the form 4z - 1, z ∈ GR(2a, m). In this paper, we study more general cases and investigate...Show More
Let $p,q$ be primes such that $q\,|\,p- 1$. Write $F_{n}$ for the free group of rank $n\geq 1$ and let $G(p,q)=C_{p}\rtimes C_{q}$. We show that any stably free module over $\mathbb{Z}[G(p,q)\times F_{n}]$ is necessarily free.Show More
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