ashraf uz zaman

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Assistant Professor

Chalmers tekniska högskola

Sweden

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About

Ashraf Uz Zaman is an Assistant Professor at Chalmers tekniska högskola in Sweden. His research areas include antenna technology, specifically focusing on gap waveguide solutions, dual-polarized monopulse reflectors, and high-efficiency antenna designs for various applications such as 5G and automotive radar. His recent publications highlight advancements in wideband antennas and high-gain planar slot array systems.

Recent Grants

Grant: Close

Millimeter Wave Massive MIMO Gap Waveguide Antenna Module Design Based on Pick and Place Technique

Open Date: 2015-09-01

Close Date: 2017-08-01

Articles (24)

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Collaborators (5)

Miguel Laso

Associate Professor / Profesor Titular

Universidad Pública de Navarra (UPNA)

SPAIN

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Ivan Arregui

Universidad de Navarra

SPAIN

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Vessen Vassilev

Associate professor

Chalmers University of Technology

SWEDEN

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Jian Yang

Professor

Chalmers University of Technology

SWEDEN

View details

Per Lundgren

Professor at Chalmers University of Technology

Chalmers University of Technology

SWEDEN

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ashraf uz zaman

Research Interests

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About

Recent Grants

Articles (24)

A Steerable Dual-Polarized Monopulse Reflector Antenna With Gap-Waveguide Adaptive Phase Shifters for E-Band Backhaul

Development of a High-Efficiency Circularly Polarized Ka-Band Satcom Antenna Utilizing Ridge-Loaded U-Shaped Radiator

Gap Waveguide-Based MMIC Packaging Solutions for Compact RF Front-End Modules at 100 GHz

All-Metallic-Metasurface-Based Wideband Dual Fabry–Perot Resonance Antenna Array With High Directivity and Polarization Purity

Wideband High-Efficiency Slot Array Antenna Based on Gap Waveguide Single-Layer Feeding Network

D-Band High-Gain Planer Slot Array Antenna Using Gap Waveguide Technology

Wideband High-Efficiency Single-Layer Ridge Gap-Waveguide-Based Circular Polarized Magnetoelectric Dipole Antenna Array

77 GHz Fully Polarimetric Antenna System With Compact Circularly Polarized Slots in Gap Waveguide for Automotive Radar

Low-Cost Center-Fed Slot Array Based on Gap Waveguide MLW Coaxial Line Technology for E-Band Automotive Radar

A 50 dBi E-Band Dual-Reflector Antenna for 5G Backhauling With Auto-Beam-Tracking Function

1-D Wide Scanning Gap Waveguide-Based Slot Array Antenna Using Decoupling Technique for 100 GHz Applications

An Automotive Polarimetric Radar Sensor With Circular Polarization Based on Gapwaveguide Technology

Millimeter Wave Wideband and Low-Loss Compact Power Divider Based on Gap Waveguide: For Use in Wideband Antenna Array System

W-Band Filtering Antenna Based on a Slot Array and Stacked Coupled Resonators Using Gap Waveguide Technology

Multilayer Dry Film Photoresist Fabrication of a Robust >100 GHz Gap Waveguide Slot Array Antenna

A Gap Waveguide-Based D-Band Slot Array Antenna With Interdigital Feed Network

Single-Layer Dual-Circularly Polarized Series-Fed Gap Waveguide-Based Slot Array for a 77 GHz Automotive Radar

A Millimeter-Wave Six-Port Junction Based on Ridge Gap Waveguide

E-Band Low-Loss Reconfigurable Phase Shifters

Gapwaveguide Automotive Imaging Radar Antenna With Launcher in Package Technology

Low-Cost Ball-Pen Gap Waveguide With Nearly Zero Friction for Sliding Movements

Novel Integration Techniques for Gap Waveguides and MMICs Suitable for Multilayer Waveguide Applications

Dual-Circularly Polarized Array Antenna Based on Gap Waveguide Utilizing Double-Grooved Circular Waveguide Polarizer

Single Layer Dual Circularly Polarized Antenna Array Based on Ridge Gap Waveguide for 77 GHz Automotive Radar

Collaborators (5)

Miguel Laso

Ivan Arregui

Vessen Vassilev

Jian Yang

Per Lundgren

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