Journal article
Accurate method for determining the IF noise in SIS heterodyne receivers
- Abstract:
- We present a new method to determine the contribution of the IF-amplifier chain to the overall noise performance of an SIS-based receiver. Using simulated I-V and IF power characteristics, we show that the standard method used to date to evaluate the IF noise can underestimate the contribution because of non-negligible curvature in the post-gap SIS I-V characteristic. We demonstrate that the new method is not susceptible to the post-gap curvature, and discuss its benefits and limitations to the accurate and precise evaluation of IF noise contributions.
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Authors
- Publisher:
- Kluwer Academic/Plenum Publ Corp
- Journal:
- International Journal of Infrared and Millimeter Waves More from this journal
- Volume:
- 21
- Issue:
- 9
- Pages:
- 1427-1439
- Publication date:
- 2000-09-01
- ISSN:
-
0195-9271
- Language:
-
English
- Pubs id:
-
pubs:223159
- UUID:
-
uuid:f012b6b7-6a98-41d1-b73d-ffc205ea5a37
- Local pid:
-
pubs:223159
- Source identifiers:
-
223159
- Deposit date:
-
2013-02-20
- ARK identifier:
Terms of use
- Copyright date:
- 2000
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