THz Field Enhancement by Antenna Coupling to a Tapered Thick Slot Waveguide

被引:3
|
作者
Smith, Levi [1 ]
Ahmed, Farid [1 ]
Jooshesh, Afshin [1 ]
Zhang, Jinye [1 ]
Jun, Martin [1 ]
Darcie, Thomas [1 ]
机构
[1] Univ Victoria, Fac Engn, Victoria, BC V8P 5C2, Canada
关键词
Parallel plate waveguide; tapered waveguide; terahertz; terahertz field enhancement; LINE;
D O I
10.1109/JLT.2014.2321992
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We demonstrate experimentally the coupling of a THz beam into a laser-machined double-tapered thick slot waveguide operating between 0.3 and 2 THz. Simulation reveals that the THz field generated by a standard photoconductive antenna coupled to an undoped aspheric HRFZ-silicon focusing lens can be enhanced by 30 dB in the 40 mu m taper waist, relative to a traditional Gaussian beam waist (at 1 THz). Analysis of the 8 dB insertion loss reveals positive implications for coupling between THz transceivers and in-plane-emitting antennas or low-loss THz waveguides.
引用
收藏
页码:3676 / 3682
页数:7
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