Study
ModellingHigh ImpactStrong effect

Coupled Half/Quarter-Mode SIW Antenna Achieves 11.7% Bandwidth at 60 GHz

A novel antenna topology utilizing coupled half-mode and quarter-mode substrate integrated waveguides (SIW) can achieve significant bandwidth enhancement for high-frequency wireless applications.

IEEE Transactions on Antennas and Propagation · 2017

01

Key Findings

  • 01The proposed antenna topology covers the entire 57-64 GHz IEEE 802.11ad band.
  • 02A fractional impedance bandwidth of 11.7% (7 GHz) was achieved.
  • 03Maximum gain exceeded 5.1 dBi across the impedance bandwidth.
  • 04Radiation efficiency was greater than 65% within the impedance bandwidth.
  • 05High antenna-platform isolation was obtained due to the SIW technology.
02

Application

Design takeaway

When designing for high-frequency wireless communication, consider novel resonant cavity structures like coupled half/quarter-mode SIW to achieve wider bandwidths and better integration capabilities.

How to apply

Utilize CAD tools to model and simulate coupled half-mode and quarter-mode SIW structures for high-frequency antenna designs, validating with physical prototypes.

Project actions

  • 01When designing antennas, think about how different parts of the antenna can resonate together to improve performance.
  • 02Consider using simulation software to explore complex antenna geometries before building prototypes.
03

Method & Evidence

AimTo investigate the performance of a novel antenna topology based on coupled half-mode and quarter-mode SIW cavities for 60 GHz wireless applications.
MethodComputer-Aided Design (CAD) and experimental prototyping.
ProcedureA novel antenna topology was designed using CAD tools. The design was then fabricated and its performance characteristics, including impedance bandwidth, gain, and radiation efficiency, were measured.
ContextWireless communication systems, specifically 60 GHz band applications (e.g., IEEE 802.11ad).

Variables

IV["Antenna topology (coupled half-mode/quarter-mode SIW)","Dimensions of SIW cavities"]
DV["Fractional impedance bandwidth","Gain","Radiation efficiency","Antenna-platform isolation"]
CV["Operating frequency band (60 GHz)","Substrate material properties"]
04

Strengths & Limitations

Strengths

  • +Demonstrates a novel antenna design approach.
  • +Achieves significant bandwidth enhancement at high frequencies.
  • +Addresses practical concerns like miniaturization and integration.

Limitations

The complexity of SIW fabrication might be a limitation for some design projects. The performance is highly dependent on precise manufacturing.

Reliability & validity

The study's validity is supported by both computer-aided design and experimental measurements. Reliability would depend on the repeatability of the fabrication and measurement processes.

Think critically

How might the coupling mechanism between the half-mode and quarter-mode SIW cavities be further optimized to achieve even greater bandwidth or improved radiation characteristics?

05

Design Principles

"Exploiting multi-mode resonant structures within substrate integrated waveguides can enhance antenna bandwidth and isolation for millimeter-wave applications."

This research demonstrates a viable design approach for antennas operating in the millimeter-wave spectrum, crucial for next-generation high-data-rate communication systems. The integration of SIW technology offers advantages in terms of miniaturization and isolation, facilitating denser electronic packaging.

06

What This Means for Your Design

This study shows how a special way of designing antennas using layered circuits (called SIW) can make them work well over a wider range of frequencies, which is important for super-fast wireless internet.

How to use in your project

  • 1.Reference this study when exploring antenna design principles for high-frequency applications or when investigating the use of substrate integrated waveguides.
07

Add to My Project

08

Quick Cite

(2017). A Novel 60 GHz Wideband Coupled Half-Mode/Quarter-Mode Substrate Integrated Waveguide Antenna. IEEE Transactions on Antennas and Propagation. https://doi.org/10.1109/tap.2017.2760360 Retrieved from https://designdex.org/study/0a894f37-8651-47ed-90d8-12d217757fef/coupled-half-quarter-mode-siw-antenna-achieves-11-7-bandwidth-at-60-ghz

Paragraph starter

This research presents a novel antenna topology utilizing coupled half-mode and quarter-mode substrate integrated waveguides (SIW) that achieves a significant fractional impedance bandwidth of 11.7% at 60 GHz, demonstrating a promising approach for high-data-rate wireless applications and effective integration with active electronics.

09

Source

IEEE Transactions on Antennas and Propagation

A Novel 60 GHz Wideband Coupled Half-Mode/Quarter-Mode Substrate Integrated Waveguide Antenna

journal · 2017

View source

Questions about this research

What does the research say about coupled half/quarter-mode siw antenna achieves 11.7% bandwidth at 60 ghz?
When designing for high-frequency wireless communication, consider novel resonant cavity structures like coupled half/quarter-mode SIW to achieve wider bandwidths and better integration capabilities. Evidence: IEEE Transactions on Antennas and Propagation (2017).
Why does "Coupled Half/Quarter-Mode SIW Antenna Achieves 11.7% Bandwidth at 60 GHz" matter for design?
This research demonstrates a viable design approach for antennas operating in the millimeter-wave spectrum, crucial for next-generation high-data-rate communication systems. The integration of SIW technology offers advantages in terms of miniaturization and isolation, facilitating denser electronic packaging.
How can designers apply this research?
When designing for high-frequency wireless communication, consider novel resonant cavity structures like coupled half/quarter-mode SIW to achieve wider bandwidths and better integration capabilities.
What were the main findings?
The proposed antenna topology covers the entire 57-64 GHz IEEE 802.11ad band.. A fractional impedance bandwidth of 11.7% (7 GHz) was achieved.. Maximum gain exceeded 5.1 dBi across the impedance bandwidth.. Radiation efficiency was greater than 65% within the impedance bandwidth.
What research method was used?
Computer-Aided Design (CAD) and experimental prototyping..
How strong is the evidence?
Evidence strength is rated Strong effect, based on a 2017 journal from IEEE Transactions on Antennas and Propagation.
What should I do differently in my next project?
Utilize CAD tools to model and simulate coupled half-mode and quarter-mode SIW structures for high-frequency antenna designs, validating with physical prototypes.
What are the limitations?
The study focuses on a specific antenna topology and frequency band; performance may vary with different configurations or operating frequencies. Real-world performance can be affected by manufacturing tolerances and environmental factors.
Is there evidence that coupled half affects design outcomes?
The developed antenna design successfully operates across the target 60 GHz frequency band with a substantial bandwidth, good gain, and high efficiency, while also offering excellent isolation from other electronic components. This research demonstrates a viable design approach for antennas operating in the millimeter- Source: IEEE Transactions on Antennas and Propagation (2017).
Where does this half quarter-mode research apply?
Wireless communication systems, specifically 60 GHz band applications (e.g., IEEE 802.11ad). It sits within modelling research on designdex.org.

Related research topics

coupled half design research · evidence on coupled half · does coupled half improve design outcomes · half quarter-mode studies for designers · coupled half and half quarter-mode findings · modelling research evidence