A high directivity broadband corrugated horn for W-band gyro-devices

McElhinney, P. , Donaldson, C. R., Zhang, L. and He, W. (2013) A high directivity broadband corrugated horn for W-band gyro-devices. IEEE Transactions on Antennas and Propagation, 61(3), pp. 1453-1456. (doi: 10.1109/TAP.2012.2228840)

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Abstract

A quasi-optical mode converter in the form of a corrugated horn has been designed through numerical simulations, manufactured and experimentally measured for application in W-band gyro-devices. This horn converts a cylindrical TE 11 mode into a free space TEM 00 mode in a frequency band of 84-104 GHz with a reflection better than 30 dB, a Gaussian coupling efficiency of 98% and directivity of 26.6 dB at 95 GHz. The small beam waist makes such a horn ideal for use with a depressed collector system. The measured results are in excellent agreement with the numerical simulations.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:McElhinney, Dr Paul
Authors: McElhinney, P., Donaldson, C. R., Zhang, L., and He, W.
College/School:College of Medical Veterinary and Life Sciences > School of Psychology & Neuroscience
Journal Name:IEEE Transactions on Antennas and Propagation
Publisher:IEEE
ISSN:0018-926X
ISSN (Online):1558-2221
Published Online:21 November 2012

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