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| Content Provider | IET Digital Library |
|---|---|
| Author | Castro, Alejandro T. Babakhani, Behrouz Sharma, Satish K. |
| Abstract | Three-dimensional (3D) printing technology based antenna structures have many promising applications. In this study, a triple mode circular waveguide horn antenna with corrugated chokes is presented. In this antenna configuration, three individual modes consisting of TE11, TM01, and TE21 are generated in a single structure. The horn antenna prototypes used precision milling and 3D printing process for the aluminium and 3D printed horn antenna prototypes, respectively. The aluminium prototype is used as a reference antenna for comparing the 3D printed horn prototype. For the 3D printed antenna, Polycarbonate - Acrylonitrile Butadiene Styrene (PC-ABS) material is used and later coated with conductive silver ink. Simulation and aluminium based prototype antennas achieve a common bandwidth of 7.45–8.00 GHz for all the three modes. However for the 3D printed antenna prototype, the achieved bandwidth is from 7.40 to 7.89 GHz. The aluminium and 3D printed horn prototypes were also tested for radiation pattern quality. While aluminium-based prototype agrees closely with the simulation results, the 3D printed horn shows a reduced gain, higher cross-polarisation levels while keeping the pattern beamwidths similar to the simulated and aluminium-based horn prototypes. |
| Starting Page | 1977 |
| Ending Page | 1984 |
| Page Count | 8 |
| ISSN | 17518725 |
| Volume Number | 11 |
| e-ISSN | 17518733 |
| Issue Number | Issue 14, Nov (2017) |
| Alternate Webpage(s) | https://digital-library.theiet.org/content/journals/iet-map/11/14 |
| Alternate Webpage(s) | https://digital-library.theiet.org/content/journals/10.1049/iet-map.2016.0808 |
| Journal | IET Microwaves, Antennas & Propagation |
| Publisher Date | 2017-06-15 |
| Access Restriction | Open |
| Rights Holder | © The Institution of Engineering and Technology |
| Subject Keyword | 3D Printed Antenna Prototype 3D Printing Technology Aluminium Based Prototype Antenna Antenna Radiation Pattern Bandwidth 7.40 GHz to 7.89 GHz Circular Waveguide Conductive Silver Ink Corrugated Chokes Cross-polarisation Levels Horn Antenna Multimode Waveguide Corrugated Horn Antenna Design Multimode Waveguide Corrugated Horn Antenna Development Pattern Beamwidths PC-ABS Material Precision 3D Printing Process Precision Milling Process Single Antenna TE11 Mode TE21 Mode Three-dimensional Printing Three-dimensional Printing Technology Based Antenna Structure TM01 Mode Triple Mode Circular Waveguide Horn Antenna Waveguide And Microwave Transmission Line Waveguide Antenna |
| Content Type | Text |
| Resource Type | Article |
| Subject | Electrical and Electronic Engineering |
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