Search Results - "Zaman, Ashraf Uz"

A mmWave Wideband Slot Array Antenna Based on Ridge Gap Waveguide With 30% Bandwidth by Farahbakhsh, Ali, Zarifi, Davoud, Zaman, Ashraf Uz

“…A wideband <inline-formula> <tex-math notation="LaTeX">8 \times 8 </tex-math></inline-formula> element slot antenna array based on ridge gap waveguide feeding…”
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Groove Gap Waveguide Filter Based on Horizontally Polarized Resonators for V-Band Applications by Rezaee, Morteza, Zaman, Ashraf Uz

“…In this article, resonators based on air-filled rectangular cavity consisting of one perfect magnetic conductor (PMC) wall and the rest of walls as the perfect…”
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Single Layer Dual Circularly Polarized Series-fed Gap Waveguide Based Slot Array for 77 GHz Automotive Radar by Zang, Zhaorui, Zaman, Ashraf Uz, Yang, Jian

“…A series-fed single layer dual circularly polarized slot array antenna fed by stepped ridge gap waveguide is proposed at the 77 GHz band. The antenna generates…”
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Single Layer Dual Circularly Polarized Antenna Array Based on Ridge Gap Waveguide for 77 GHz Automotive Radar by Zang, Zhaorui, Zaman, Ashraf Uz, Yang, Jian

“…A single layer 77 GHz dual circularly polarized (CP) antenna array is proposed based on ridge gap waveguides (RGWs) technology. The antenna consists of eight…”
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Fully-Planar Ultrawideband Tightly-Coupled Array (FPU-TCA) With Integrated Feed for Wide-Scanning Millimeter-Wave Applications by Moghaddam, Sadegh Mansouri, Yang, Jian, Zaman, Ashraf Uz

“…We present a linearly polarized ultrawideband design for millimeter-wave phased array antennas over 17-42 GHz. The design comprises tightly coupled dipoles,…”
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77 GHz Fully Polarimetric Antenna System With Compact Circularly Polarized Slots in Gap Waveguide for Automotive Radar by Zang, Zhaorui, Ren, Qiannan, Uz Zaman, Ashraf, Yang, Jian

“…A fully polarimetric antenna system, designed using ridge gap waveguide (RGW) technology, is proposed, fabricated, and experimentally validated based on…”
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Dual-Circularly Polarized Array Antenna Based on Gap Waveguide Utilizing Double-Grooved Circular Waveguide Polarizer by Ren, Qiannan, Zaman, Ashraf Uz, Yang, Jian

“…This article presents a dual-circularly polarized array antenna based on gap waveguide technology operating at E-band. Double-grooved circular waveguide…”
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Design and Fabrication of a High-Gain 60-GHz Corrugated Slot Antenna Array With Ridge Gap Waveguide Distribution Layer by Zarifi, Davoud, Farahbakhsh, Ali, Zaman, Ashraf Uz, Kildal, Per-Simon

“…A wideband high-gain high-efficiency 16 × 16-element slot antenna array is presented for 60-GHz band applications. The antenna is designed based on gap…”
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Bandwidth Investigation on Half-Height Pin in Ridge Gap Waveguide by Fangfang Fan, Jian Yang, Vassilev, Vessen, Zaman, Ashraf Uz

“…Gap waveguide is a promising transmission structure, especially for millimeter-wave (mmW) and terahertz applications. It does not require conductive connection…”
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Ultra-Wideband Millimeter-Wave Planar Array Antenna With an Upside-Down Structure of Printed Ridge Gap Waveguide for Stable Performance and High Antenna Efficiency by Zhang, Tianling, Chen, Lei, Zaman, Ashraf Uz, Yang, Jian

“…In this letter, a wideband millimeter-wave (mmWave) planar array antenna with a printed ridge gap waveguide (PRGW) feeding network is presented. A planar…”
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A Gap Waveguide-Based D-Band Slot Array Antenna with Interdigital Feed Network by Zarifi, Davoud, Farahbakhsh, Ali, Zaman, Ashraf Uz

“…This work presents a high gain D-band slot array antenna with a corporate-fed distribution network designed by the gap waveguide. The gap waveguide technology…”
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Design and Fabrication of a High-Gain 60-GHz Cavity-Backed Slot Antenna Array Fed by Inverted Microstrip Gap Waveguide by Jinlin Liu, Vosoogh, Abbas, Zaman, Ashraf Uz, Jian Yang

“…This communication deals with the design of a 16 × 16 slot array antenna fed by inverted microstrip gap waveguide (IMGW). The whole structure designed in this…”
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Analytical Solutions to Characteristic Impedance and Losses of Inverted Microstrip Gap Waveguide Based on Variational Method by Liu, Jinlin, Yang, Jian, Zaman, Ashraf Uz

“…This paper initially introduces analytical solutions to newly invented inverted microstrip gap waveguide (IMGW). By applying the classical variational method…”
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Dual-Polarized Highly Folded Bowtie Antenna With Slotted Self-Grounded Structure for Sub-6 GHz 5G Applications by Alibakhshikenari, Mohammad, Virdee, Bal S., See, Chan Hwang, Shukla, Pancham, Mansouri Moghaddam, Sadegh, Zaman, Ashraf Uz, Shafqaat, Samia, Akinsolu, Mobayode O., Liu, Bo, Yang, Jian, Abd-Alhameed, Raed, Falcone, Francisco, Limiti, Ernesto

“…In this communication, a novel dual-polarized highly folded self-grounded Bowtie antenna that is excited through I-shaped slots is proposed for applications in…”
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Novel Integration Techniques for Gap Waveguides and MMICs Suitable for Multilayer Waveguide Applications by Ren, Qiannan, Zaman, Ashraf Uz, Yang, Jian, Vassilev, Vessen, Bencivenni, Carlo

“…This article discusses three integration and packaging techniques for gap waveguides and monolithic microwave integrated circuits (MMICs) suitable for…”
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An Automotive Polarimetric Radar Sensor With Circular Polarization Based on Gapwaveguide Technology by Ren, Qiannan, Eriksson, Olof, Thalya, Prateek, Elezovic, Rustem, Bencivenni, Carlo, Hasselblad, Marcus, Yang, Jian, Zang, Zhaorui, Zaman, Ashraf Uz

“…This article presents a novel design of an automotive polarimetric radar sensor with circular polarization (CP) at 77 GHz band based on gap waveguide…”
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Millimeter-Wave Ultrawideband Circularly Polarized Planar Array Antenna Using Bold-C Spiral Elements With Concept of Tightly Coupled Array by Zhang, Tian-Ling, Chen, Lei, Moghaddam, Sadegh Mansouri, Zaman, Ashraf Uz, Yang, Jian

“…An ultrawideband circularly polarized (CP) planar array antenna built by new radiation elements, the bold-C spiral elements, in millimeter-wave band is…”
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An Integrated Ka-Band Diplexer-Antenna Array Module Based on Gap Waveguide Technology With Simple Mechanical Assembly and No Electrical Contact Requirements by Vosoogh, Abbas, Sorkherizi, Milad Sharifi, Zaman, Ashraf Uz, Yang, Jian, Kishk, Ahmed A.

“…This paper presents the integration of a diplexer with a corporate feed network of a high gain slot array antenna at the Ka-band. A hybrid diplexer-splitter…”
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Low-Cost Center-Fed Slot Array Based on Gap Waveguide MLW Coaxial Line Technology for E-Band Automotive Radar by Lijarcio, Juan-Luis Albadalejo, Vosoogh, Abbas, Bencivenni, Carlo, Zaman, Ashraf Uz

“…This article introduces an innovative center-fed slot array using multilayer waveguide (MLW) coaxial line technology. The array consists of three columns with…”
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Compact Integrated Full-Duplex Gap Waveguide-Based Radio Front End For Multi-Gbit/s Point-to-Point Backhaul Links at E-Band by Vosoogh, Abbas, Sharifi Sorkherizi, Milad, Vassilev, Vessen, Zaman, Ashraf Uz, He, Zhongxia Simon, Yang, Jian, Kishk, Ahmed A., Zirath, Herbert

“…This paper presents the design and realization of a high data rate radio front-end module for point-to-point backhaul links at E-band. The design module…”
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