Author details
Author's Published Works
Scheduled Maintenance on Monday 1/13/2025
Single article sales and account management will be unavailable from 5:00 AM - 7:00 PM ET (09:00 - 23:00 UTC). We apologize for the inconvenience.
Author details
Showing 1-25 of 43 results
- Sort
Filter Results
Show
Sort By
Results
Dual-Band Terahertz Beam Splitter Based on Polarization-Dependent Metasurfaces
In this letter, a dual-band transmission-reflection-integrated coding metasurface is proposed. It possesses frequency- and polarization-dependent properties and is capable of effectively generating and controlling splitting beam patterns. The multilayered coding unit mainly consists of a multistrip layer, a double arrow layer, and metal gratings along two ortho- gonal directions. Unlike individual...Show More
A Cylindrical Conformal Electronically Scanning Conical Beam Antenna Array With Fixed Frequency
Shu-Yang Wan;Jing-Chuan Zhao;Shi-Shan Qi;Wen Wu;Da-Gang Fang
2023 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2023 | Conference Paper |
A cylindrical conformal electronically scanning conical beam array with fixed frequency is proposed which is realized by using edge-loaded varactor diodes. The array consists of eight antenna elements with equal spacing in the circumferential direction, which can produce a large beam flare angle and small circumferential ripple. By changing the capacitance of the varactor diode, a conical beam fla...Show More
A Dual-Band Filtering 4 × 4 Butler Matrix Based on SLR
In this letter, a dual-band filtering 4×4 Butler matrix (DB-F-BM) based on a stub-loaded resonator (SLR) is proposed, operating at 12 and 17 GHz. The dual-band filtering (DB-F) 180° hybrid coupler can provide power allocation, phase shifting, and frequency selection at both frequencies. Each operating band reveals a second-order bandpass filtering response. This hybrid coupler is designed based on...Show More
Wideband Vertically Polarized Planar Endfire Antenna Based on Spoof Surface Plasmon Polaritons
A novel wideband vertically polarized planar endfire antenna based on the first and the second high-order modes of spoof surface plasmon polaritons (SSPPs) is proposed in this letter. A double-sided SSPP transmission line (TL) is used to produce vertically polarized radiation. By replacing the uniform stub in the conventional SSPP cells with a step-impedance-resonator (SIR) shaped stub, the bandga...Show More
Ka-Band High-Efficiency Leaky-Wave Broadside Array Antenna Based on Dielectric Image Lines
Based on a novel perturbation structure combining square hole and metal strip, a Ka-band high-efficiency dielectric image line (DIL) leaky-wave antenna array with broadside beam is proposed in this letter. Compared with the conventional periodic unit, a larger control range for the radiation capacity is realized, which is applied to the design of 20 × 8 DIL array with uniform illumination. Moreove...Show More
Ultra-Wideband Planar End-Fire Antenna Based on High-Order Modes of Spoof Surface Plasmon Polaritons
In this article, an ultrawideband planar end-fire antenna based on high-order modes of spoof surface plasmon polaritons (SSPPs) is proposed. First, a quad-band end-fire antenna is designed by using the first four high-order SSPP modes. An SSPP transmission line with gradually decreasing groove depth is used to radiate the high-order modes. Moreover, to improve the gain and sidelobe level at high f...Show More
In this paper, a novel design of self-complementary coding metasurfaces with beam splitting capability is proposed, which is implemented by applying the self-complementary structures to the traditional coding metasurfaces. Specific beam splitting in both the reflection and transmission regimes simultaneously has been achieved by using this new type of coding metasurfaces. Furthermore, under the in...Show More
A Fabry–Perot Conical Beam Antenna With Multi-Polarization Reconfigurable Capability
In this communication, a Fabry–Perot (FP) conical beam antenna with multipolarization reconfigurable capability is proposed. A single-layer partially reflective surface (PRS) with circular slots is designed for the prescribed flare angle determined by the height of the FP antenna and resonant frequency. A group of Vivaldi patches with a set of shorting vias around a common central axis on a printe...Show More
A Conical-Beam Electronically Scanning Antenna Array With Fixed-Frequency Using Edge Loading
2022 IEEE MTT-S International Microwave Biomedical Conference (IMBioC)
Year: 2022 | Conference Paper |
This paper presents a conical-beam antenna array with fixed-frequency electronically scanning capability. Twelve half-width microstrip leaky-wave antennas with inclined beams are evenly distributed along a circle to realize conical beam. The fixed-frequency beam electronically scanning in the elevation plane can be realized by varying the capacitance of varactor diodes loaded on the radiation edge...Show More
A Transmitarray Illuminated by a Pencil Beam Source to Obtain Conical Beam With Fixed Linear Polarization and Circular Polarization
A linear polarization matching with fixed linear-polarized conical beam antenna has the superiority in some applications compared with the radially linear-polarized conical beam antenna. In this communication, a transmitarray illuminated by a pencil beam source to obtain conical beam with fixed linear polarization (FLP) is presented. The pencil beam source is also used to obtain the conical beam w...Show More
A Low Phase Noise Self-Oscillating Active Antenna
Xing Chen;Shi-Shan Qi;Shou-Lei Chen;Guang-Chao Sun;Wen Wu;Jian-Yu Lan;Chen-Tai Xia
2021 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2021 | Conference Paper |
A self-oscillating active antenna with low phase noise at 2.4GHz is presented in this work. In the positive feedback path of the oscillator, a well-designed resonant network consisting of a microstrip antenna and an open-loop resonator provides a high group delay that suppresses the phase noise. The simulated phase noise is -125dBc/Hz at 100kHz offset frequency, and the efficiency of DC-RF is up t...Show More
Five-Way Radial Filtering Power Divider Using Multi-cavity Coupling and U-shaped Slot
Shou-Lei Chen;Shi-Shan Qi;Xing Chen;Guang-Chao Sun;Wen Wu;Jian-Yu Lan;Chen-Tai Xia
2021 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2021 | Conference Paper |
In this paper, a five-way radial power divider using substrate-integrated waveguide (SIW) multi-cavity coupling and U-shaped slot with bandpass-filtering response is presented. The passband of the filtering power divider (FPD) can be changed by adjusting the size of the central SIW circular cavity, and the stopband can be changed by adjusting the position of the short-circuit hole and the length o...Show More
Pattern-Reconfigurable Water Horn Antenna
A novel horn antenna is reported in this communication, which is realized by using water walls instead of traditional metallic walls. Due to its fluidity, water filling different channels can be readily controlled. Therefore, the proposed water horn antenna can operate in two states: H-plane horn state and leaky-wave state, resulting in different radiation patterns. The energy bounding effects of ...Show More
Conical Beam Antenna With Dual Pointing Angles for Large Beam Coverage
2020 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2020 | Conference Paper |
A novel conical beam antenna with dual pointing angles for large beam coverage is proposed in this paper. The design consists of a three sections circular waveguide aperture antenna and a coaxial CTS (Coaxial Transverse Stub) array, which uses a single pole double throw (SPDT) switch to switch the two conical beams. The three sections circular waveguide aperture antenna structure is adopted to rea...Show More
A Novel Compact Size Circularly Polarized Microstrip Antenna
2020 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2020 | Conference Paper |
A novel L band compact size left hand circularly polarized(LHCP) microstrip antenna loaded with slots and parasite strips is designed in this paper. Based on the conventional circularly polarized microstrip antenna, three miniaturization methods are applied for size reduction, including applying annual-ring shape, slotting on the patch and loading parasite elements. The dimensions of the final des...Show More
A novel short backfire antenna realized by replacing the metallic wall with water wall is described in this paper. Through controlling the water flow in different layers, the proposed short backfire antenna based on a cylindrical waveguide made of water can switch between two different functions. When the proposed antenna works in Function I, it is a short backfire antenna with pencil beam. When i...Show More
A Pattern Reconfigurable Water Leaky-wave Antenna with Conical Beam
2020 IEEE International Conference on Computational Electromagnetics (ICCEM)
Year: 2020 | Conference Paper |
Cited by: Papers (5)
A novel pattern reconfigurable pure-water leaky-wave antenna with conical beam for maritime wireless communications is presented in this paper. It consists of several concentric water loops mounted on a glass cylindrical base fed by a probe from the back. A conical beam can be achieved when the dimensions of the structure are properly designed. By controlling the water flow of the loops, angle of ...Show More
Circularly Polarized Conical Beam Antenna with Stable 3dB Axial Ratio Beamwidth
2020 14th European Conference on Antennas and Propagation (EuCAP)
Year: 2020 | Conference Paper |
A new geometry is proposed for an antenna producing circularly polarized (CP) conical beam with wide 3 dB axial ratio (AR) beamwidth. A coaxial-line waveguide 8-way power divider has been employed to feed eight helixes. The symmetrically placed helixes around the sphere control the circular polarization purity. The locations, dimensions, and spin angles of the helixes are tuned to achieve wide 3-d...Show More
A novel sum and difference (SD) conical beam-scanning reflector antenna is proposed in this paper. The reflector surface, illuminated by two omnidirectional horns, is a body of revolution obtained by revolving the generating parabola about a symmetry axis. The horns stacked along the symmetry axis of the reflector are fed by a nest coaxial waveguide. Teflon lens is used to improve the side lobe le...Show More
Ultrathin 3-D Frequency Selective Rasorber With Wide Absorption Bands
A novel ultrathin 3-D frequency-selective rasorber (FSR) with wide lower and upper absorption bands is presented. The wide absorption band is achieved by using a commercial ferrite absorber and the ultrathin profile is realized using a slow wave structure. The ferrite absorber is very thin and operates over a wide frequency band due to its strong magnetic loss. The attractive low insertion loss fe...Show More
Ka-Band Single Layer Wideband Microstrip Patch Antenna
2019 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2019 | Conference Paper |
In this paper, a Ka-band wideband single layer microstrip patch antenna with a 180° phase shifter is proposed. Compared with the conventional patch antenna, this patch antenna has a few advantageous features such as simple structure, wider bandwidth and low cost. The wideband property can be obtained by combining the wideband patch antenna and the wideband 180° phase shifter. Differential feeding ...Show More
Broadband Single-Layer Circularly Polarized Reflectarray Antenna at W Band
2019 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2019 | Conference Paper |
Cited by: Papers (3)
In this paper, a broadband single-layer circularly polarized reflectarray antenna at W band is presented. The proposed antenna employs a novel reflectarray element, which has advantages of a flat phase slope, as well as a large phase range near 500°. The cross-polarization levels and the sidelobe levels are below -15 dB. Moreover, both the 3dB gain bandwidth and 3 dB axial ratio (AR) bandwidth cov...Show More
An Open-ended Waveguide Slot Antenna with Wide Beam
2019 International Conference on Microwave and Millimeter Wave Technology (ICMMT)
Year: 2019 | Conference Paper |
A coaxially fed open-ended waveguide slot antenna radiating wide beam is proposed. The design is based on a conventional waveguide operating in a TE10 mode, chamfering at its opening and opening two pairs of oblique slots on the narrow sides of the waveguide to achieve a wide beam of the waveguide. Through optimized design, the antenna provides an impedance bandwidth ( ) of 13.9%, from 7.87 GHz to...Show More
Reconfigurable RHCP-to-LP Helical Antenna Made of Pure Water
2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting
Year: 2019 | Conference Paper |
Cited by: Papers (9)
A polarization-reconfigurable pure-water helical antenna operating at 1.6 GHz is presented in this paper, which consists of two water helixes with inversed rotational directions connected in series. By changing the water height, a switch between right-handed circular polarization (RHCP) and linear polarization (LP) is achieved. Measured results show that the proposed RHCP-to-LP antenna has an over...Show More
An Ultra-thin Wideband 3-D Frequency Selective Rasorber based on Ferrite Absorber and Slow Wave Structure
2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting
Year: 2019 | Conference Paper |
Cited by: Papers (2)
This paper presents an ultra-thin wideband 3-D frequency selective rasorber (FSR) based on ferrite absorber and slow-wave structure. The thickness is reduced by using a slow wave structure, which also produces a pass-band within the absorption band provided by ferrite absorber. With the help of a series LC circuit in front of the ferrite absorber, the losses from the ferrite absorber can be by-pas...Show More
IEEE Account
Purchase Details
Profile Information
Need Help?
- US & Canada: +1 800 678 4333
- Worldwide: +1 732 981 0060
- Contact & Support
- About IEEE Xplore
- Contact Us
- Help
- Accessibility
- Terms of Use
- Nondiscrimination Policy
- Sitemap
- Privacy & Opting Out of Cookies
A not-for-profit organization, IEEE is the world's largest technical professional organization dedicated to advancing technology for the benefit of humanity.
© Copyright 2025 IEEE - All rights reserved. Use of this web site signifies your agreement to the terms and conditions.