Cryogenic hybrid coupler for ultra low noise radioastronomy receiver

IEEE MTT-S International Microwave Symposium Digest

Volumn , Issue , 2009, Pages 1005-1008

  Malo, I ^a   Gallego, J D ^a   Diez M C ^a   Cortes C ^b   Briso, C ^b  

^a Centro Astronomico de Yebes   (Spain)

^b UNIVERSIDAD POLITÉCNICA DE MADRID   (Spain)

Author keywords

Cryogenic; Hybrid coupler; Low noise; Radio astronomy

Indexed keywords

AMBIENT TEMPERATURES; BALANCED AMPLIFIERS; CRYOGENIC TEMPERATURES; FRONT END; GHZ BAND; HYBRID COUPLER; INSTANTANEOUS BANDWIDTH; LOW NOISE; MECHANICAL CONSTRUCTION; NEW DESIGN; STRIP LINE; THERMAL MASS; ULTRA LOW NOISE; VERY LOW TEMPERATURES;

ELECTRIC CONNECTORS; INSULATING MATERIALS; MICROWAVES; RADAR ASTRONOMY; RADIO ASTRONOMY; WAVEGUIDE COUPLERS;

CRYOGENICS;

EID: 73049094364     PISSN: 0149645X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/MWSYM.2009.5165869     Document Type: Conference Paper

References (8)

1. Payne,J.M. "Millimeter and submillimeter wavelength radioastronomy". Proceedings of the IEEE Vol. 77, Issue 7, July 1989 Page(s):993-1017
2. Pagani, L.; Beaudin, G.; Gheudin, M.; Deschamp, A.; Encrenaz,P. "A 230GHz Low Noise Cooled Receiver for Radioastronomy Applications". European Microwave Conference, 1985. 15th Oct. 1985 Page(s):291-296.
3. www.radionet-eu.org/rda/
4. R. Monje, "Towards 0.5THz Sideband Separation SIS Mixer for Radio Astronomy Receivers". PhD. Dep. of Radio and Space Science. Onsala Space Observatory, Chalmers University of Technology, Göteborg. Sweden.
5. D.Maier,, D.Billon-Pierron, J.Reverdy, M.Schicke. "100GHz sideband separating mixer with wide IF band". 18th International Symposium on Space Terahertz Technology, pp. 260-263, California, March 2007.
6. A. Presser, "Interdigitated Microstrip Coupler Design". IEEE Trans., Microwave Theory and Tech., vol. 26, pp. 801-805, Oct.1978.
7. J.P. Shelton, J. Wolfe, R.Von Wagoner, "Tandem Couplers and Phase Shifters for Multioctave Bandwidth". Microwaves, vol. 4, pp. 14-19, Apr. 1965.
8. Shimizu and Jones, "Coupled-Transmission-Line Directional Couplers". IRE Trans. on Microwave Theory and Techniques, vol. 6, pp. 403-410, Oct. 1958.