Abstract
We propose a radiometer receiver array based on a silicon microlens array and MMIC detectors at 200 - 250 GHz. The paper describes the array concept and details microlens development. Planar Gradient Refractive Index (GRIN) lenses have been chosen for the array. Fabrication process based on DRIE etching of silicon has been developed, and lenses designed. The first measurement results of the lens are presented.
Original language | English |
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Title of host publication | IRMMW-THz 2019 |
Subtitle of host publication | 44th International Conference on Infrared, Millimeter, and Terahertz Waves |
Publisher | IEEE Institute of Electrical and Electronic Engineers |
ISBN (Electronic) | 978-1-5386-8285-2 |
ISBN (Print) | 978-1-5386-8286-9 |
DOIs | |
Publication status | Published - Sept 2019 |
MoE publication type | A4 Article in a conference publication |
Event | 44th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2019 - Paris, France Duration: 1 Sept 2019 → 6 Sept 2019 |
Publication series
Series | International Conference on Infrared, Millimeter, and Terahertz Waves |
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Volume | 2019-September |
ISSN | 2162-2027 |
Conference
Conference | 44th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2019 |
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Country/Territory | France |
City | Paris |
Period | 1/09/19 → 6/09/19 |
Funding
ACKNOWLEDGMENTS The authors wish to thank Ismo Huhtinen for carrying out the transmission measurement for the lens samples. This work has been financially supported by the Academy of Finland under grant MilliRAD, number 314541.
Keywords
- OtaNano