Bias in differential reflectivity due to cross coupling through the radiation patterns of polarimetric weather radars

Journal of Atmospheric and Oceanic Technology

Volumn 27, Issue 10, 2010, Pages 1624-1637

  Zrnić, Dusan ^a   Doviak, Richard ^a   Zhang, Guifu ^b   Ryzhkov, Alexander ^b  

^a NATIONAL SEVERE STORMS LABORATORY   (United States)

^b UNIVERSITY OF OKLAHOMA   (United States)

Author keywords

Bias; Radars radar observations; Rainfall

Indexed keywords

BIAS; CROSS-COUPLINGS; DIFFERENTIAL REFLECTIVITY; RADARS/RADAR OBSERVATIONS; RADIATION PATTERNS; RAIN RATES; RAINFALL; RAINFALL MEASUREMENTS; WEATHER RADARS; WEATHER SURVEILLANCE RADAR-1988 DOPPLER;

METEOROLOGICAL RADAR; RADAR; REFLECTION; SURVEILLANCE RADAR;

RAIN;

DOPPLER RADAR; ELECTROMAGNETIC RADIATION; RAINFALL; REFLECTIVITY; WEATHER FORECASTING;

EID: 77958497924     PISSN: 07390572     EISSN: None     Source Type: Journal    
DOI: 10.1175/2010JTECHA1350.1     Document Type: Article

References (28)

1. Balakrishnan, N., D. S. Zrnić, J. Goldhirsh, and J. Rowland, 1989: Comparison of simulated rain rates from disdrometer data employing polarimetric radar algorithms. J. Atmos. Oceanic Technol., 6, 476-486.
2. Baron Services, 2009: 2009 WSR-88D dual-polarization program report:Antenna component test. 113 pp. [Available fromBaron Services, Inc., 4930 Research Park Dr., Huntsville, AL 35805.]
3. Brandes, E., G. Zhang, and J. Vivekanandan, 2002: Experiments in rainfall estimation with a polarimetric radar in a subtropical environment. J. Appl. Meteor., 41, 674-685.
4. Bringi, V. N., and V. Chandrasekar, 2001: Polarimetric Doppler Weather Radar. Cambridge University Press, 636 pp.
5. Chandrasekar, V., and R. J. Keeler, 1993: Antenna pattern analysis and measurements for multiparameter radars. J. Atmos. Oceanic Technol., 10, 674-683.
6. Deguchi, H., M. Tsuji, and H. Watanabe, 2008: Low-sidelobe multimode horn design for circular coverage based on quadratic programming approach. IEICE Trans. Electron. E, 91-C, 3-8.
7. Doviak, R. J., and D. Zrnić, 1998: Polarimetric upgrades to improve rainfall measurements.NOAA/NSSL Tech. Rep., 110 pp. [Available online at http://publications.nssl.noaa.gov/wsr88d_reports/2pol_upgrades.pdf.]
8. Doviak, R. J., and D. S. Zrnić, 2006: Doppler Radar and Weather Observations. 2nd ed. Reprinted by Dover, 562 pp.
9. Doviak, R. J., V. Bringi, A. Ryzhkov, A. Zahrai, and D. Zrnić, 2000: Considerations for polarimetric upgrades to operational WSR-88D radars. J. Atmos. Oceanic Technol., 17, 257-278.
10. Durić, A., A. Magun, A. Murk, C. Mätzler, and N. Kämpfer, 2008: The fully polarimetric imaging radiometer SPIRA at 91 GHz. IEEE Trans. Geosci. Remote Sens., 46, 2323-2336.
11. Fradin, A. Z., 1961: Microwave Antennas. Pergamon Press, 668 pp.
12. Hubbert, J. C., S. Ellis, M. Dixon, and G. Meymaris, 2010a: Modeling, error analysis, and evaluation of dual-polarization variables obtained from simultaneous horizontal and vertical polarization transmit radar. Part I: Modeling and antenna errors. J. Atmos. Oceanic Technol., 27, 1583-1598.
13. Hubbert, J. C., S. Ellis, M. Dixon, and G. Meymaris, 2010b: Modeling, error analysis, and evaluation of dual-polarization variables obtained from simultaneous horizontal and vertical polarization transmit radar. Part II: Experimental data. J. Atmos. Oceanic Technol., 27, 1599-1607.
14. Ivić, I. R., D. S. Zrnić, and T. Y. Yu, 2009: Use of coherency to improve signal detection in dual-polarization weather radars. J. Atmos. Oceanic Technol., 26, 2474-2487.
15. Matrosov, S. Y., K. A. Clark, B. E. Martner, and A. Tokay, 2002: X-band polarimetric radar measurements of rainfall. J. Appl. Meteor., 41, 941-952.
16. Moisseev, D. N., C. M. N. Unal, H. W. J. Russchenberg, and L. P. Ligthart, 2002: Improved polarimetric calibration for atmospheric radars. J. Atmos. Oceanic Technol., 19, 1968-1977.
17. Paramax, 1992: Test report CDRL 246: Antenna pedestal. Part 1. Paramax Systems Corp. Doc. TR1218305, 126 pp. [Available from Office of Procurement, U.S. Department of Commerce, Washington, DC 20230.]
18. Potter, P. D., 1963: A new horn antenna with suppressed sidelobes and equal beamwidths. Microwave J., VI, 71-78.
19. Ryzhkov, A. V., and D. S. Zrnić, 1995: Comparison of dualpolarization radar estimators of rain. J. Atmos. Oceanic Technol., 12, 249-256.
20. Ryzhkov, A. V., and D. S. Zrnić, 2007: Depolarization in ice crystals and its effect on polarization measurements. J. Atmos. Oceanic Technol., 24, 1256-1267.
21. Ryzhkov, A. V., S. E. Giangrande, V. M. Melnikov, and T. J. Schuur, 2005a: Calibration issues of dual-polarization radar measurements. J. Atmos. Oceanic Technol., 22, 1138-1155.
22. Ryzhkov, A. V., T. J. Schuur, D. W. Burgess, P. L. Heinselman, S.E.Giangrande, and D. S. Zrnić, 2005b: The Joint Polarization Experiment: Polarimetric rainfall measurements and hydrometeor classification. Bull. Amer. Meteor. Soc., 86, 809-824.
23. DR measurement considerations for a fast scan capability radar. Radio Sci., 20, 907-922.
24. Wang, Y., and V. Chandrasekar, 2006: Polarization isolation requirements for linear dual-polarization weather radar in simultaneous transmission mode of operation. IEEE Trans. Geosci. Remote Sens., 44, 2019-2028.
25. Wang, Y., and V. Chandrasekar, V. N. Bringi, 2006: Characterization and evaluation of hybrid polarization observation of precipitation. J. Atmos. Oceanic Technol., 23, 552-572.
26. Zhang, G., J. Vivekanandan, and E. Brandes, 2001: A method for estimating rain rate and drop size distribution from polarimetric radar measurements. IEEE Trans. Geosci. Remote Sens., 39, 830-841.
27. Zrnić, D. S., A. Ryzhkov, J. Straka, Y. Liu, and J. Vivekanandan, 2001: Testing a procedure for automatic classification of hydrometeor types. J. Atmos. Oceanic Technol., 18, 892-913.
28. Zrnić, D. S., V. M. Melnikov, and J. K. Carter, 2006: Calibrating differential reflectivity on the WSR-88D. J. Atmos. Oceanic Technol., 23, 944-951.