Photo of Sten Schmidl Søbjærg
  • Ørsteds Plads, 348, 012

    2800 Kgs. Lyngby

    Denmark

1993 …2020

Research output per year

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Research Output

2020

Effects of decimetre-scale surface roughness on L-band brightness temperature of sea ice

Miernecki, M., Kaleschke, L., Maaß, N., Hendricks, S. & Søbjærg, S. S., 2020, In : Cryosphere. 14, 2, p. 461-476

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
49 Downloads (Pure)
2019

Developments of RFI Detection Algorithms and Their Application to Future European Spaceborne Systems

Kristensen, S. S., Skou, N., Søbjærg, S. S. & Balling, J. E., 2019, IGARSS 2019 - IEEE International Geoscience and Remote Sensing Symposium. IEEE, p. 4451-4454 (IEEE International Geoscience and Remote Sensing Symposium Proceedings).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Impact of Permittivity Patterns on Fully Polarimetric Brightness Temperature Signatures at L-band

Link, M., Montzka, C., Jagdhuber, T., Søbjærg, S. S., Dill, S., Peichl, M., Meyer, T. & Jonard, F., 2019, In : Electromagnetic Waves (Progress in electromagnetics research). 166, p. 75-93 19 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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38 Downloads (Pure)

Real-Time RFI Processor for Future Spaceborne Microwave Radiometers

Lahtinen, J., Kristensen, S. S., Kovanen, A., Lehtinen, K., Uusitalo, J., Schmidl Sobjærg, S., Skou, N. & D'Addio, S., 2019, In : IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing. 12, 6, p. 1658-1669

Research output: Contribution to journalJournal articleResearchpeer-review

Ultra-High Performance C & L-Band Radiometer System for Future Spaceborne Ocean Missions

Skou, N., Søbjærg, S. S., Kristensen, S. S., Cappellin, C., Pontoppidan, K., de Lasson, J. R., Ivashina, M. V. & Iupikov, O. A., 2019, In : I E E E Journal of Selected Topics in Applied Earth Observations and Remote Sensing. 12, 6, p. 1670 - 1678

Research output: Contribution to journalJournal articleResearchpeer-review

2018

Fully Polarimetric L-Band Brightness Temperature Signatures of Azimuthal Permittivity Patterns - Measurements and Model Simulations

Sobioerg, S. S., Link, M., Jagdhuber, T., Montzka, C., Jonard, F., Dill, S., Peichl, M. & Meyer, T., 2018, IGARSS 2018 - IEEE International Geoscience and Remote Sensing Symposium. IEEE, p. 6500-6503

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Measured Performance of Improved Cross Frequency Algorithm for Detection of RFI from DTV

Kristensen, S. S., Søbjærg, S. S., Skou, N., Lahtinen, J., Uusitalo, J. & D'Addio, S., 2018, Proceedings of the 2018 IEEE 15th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). IEEE, p. 62-66

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Real-Time RFI Processor for the Next Generation Satellite Radiometers

Lahtinen, J., Kovanen, A., Lehtinen, K., Kristensen, S. S., Søbjærg, S. S., Skou, N. & D'Addio, S., 2018, Proceedings of the 2018 IEEE 15th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). IEEE, p. 71-76

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Ultra-High Performance C & L-Band Radiometer System for Future Spaceborne Ocean Missions

Skou, N., Søbjærg, S. S., Kristensen, S. S., Cappellin, C., Pontoppidan, K., de Lasson, J. R., Ivashina, M. & Iupikov, O., 2018, Proceedings of the 2018 IEEE 15th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). IEEE, p. 42-47

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2017

Simulated and measured performance of a real-time processor for RFI detection and mitigation on-board spaceborne microwave radiometers

Skou, N., Kristensen, S. S., Søbjærg, S. S., Kovanen, A. & Lahtinen, J., 2017, 2017 Ieee International Geoscience and Remote Sensing Symposium (igarss). IEEE, p. 1247-1250 4 p. (IEEE International Geoscience and Remote Sensing Symposium Proceedings).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2016

SMOS sea ice product: Operational application and validation in the Barents Sea marginal ice zone

Kaleschke, L., Tian-Kunze, X., Maaß, N., Beitsch, A., Wernecke, A., Miernecki, M., Müller, G., Fock, B. H., Gierisch, A. M. U., Schlünzen, K. H., Pohlmann, T., Dobrynin, M., Hendricks, S., Asseng, J., Gerdes, R., Jochmann, P., Reimer, N., Holfort, J., Melsheimer, C., Heygster, G. & 8 others, Spreen, G., Gerland, S., King, J., Skou, N., Søbjærg, S. S., Haas, C., Richter, F. & Casal, T., 2016, In : Remote Sensing of Environment. 180, p. 264–273

Research output: Contribution to journalJournal articleResearchpeer-review

An Optimal Beamforming Algorithm for Phased-Array Antennas Used in Multi-Beam Spaceborne Radiometers

Iupikov, O. A., Ivashina, M. V., Pontoppidan, K., Nielsen, P. H., Cappellin, C., Skou, N., Søbjærg, S. S., Ihle, A., Hartmann, D., 't Klooster, K. V. & Nielsen, P. H., 2015, Proceedings of the 9th European Conference on Antennas and Propagation (EuCAP). IEEE, 5 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Design of a Push-Broom Multi-Beam Radiometer for Future Ocean Observations

Cappellin, C., Pontoppidan, K., Nielsen, P. H., Skou, N., Søbjærg, S. S., Ihle, A., Ivashina, M. V., Iupikov, O. A. & 't Klooster, K. V., 2015, Proceedings of the 9th European Conference on Antennas and Propagation (EuCAP). IEEE, 5 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Performance assessment of an LNA used as active cold load

Søbjærg, S. S., Balling, J. E. & Skou, N., 2015, Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2015). IEEE, p. 4742-4745

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2014

Dense Focal Plane Arrays for Pushbroom Satellite Radiometers

Iupikov, O. A., Ivashina, M. V., Pontoppidan, K., Cappellin, C., Skou, N., Søbjærg, S. S., Ihle, A., Hartmann, D. & Klooster, K. V. T., 2014, Proceedings of 8th European Conference on Antennas and Propagation (EuCAP). IEEE, p. 3536-3540

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Future spaceborne ocean missions using high sensitivity multiple-beam radiometers

Skou, N., Søbjærg, S. S., Kristensen, S. S., Cappellin, C., Pontoppidan, K., Ivashina, M., Ihle, A. & Klooster, K. V., 2014, Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2014. IEEE, p. 2546-2549 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Mapping of the DOME-C area in Antarctica by an airborne L-band radiometer

Skou, N., Kristensen, S. S., Søbjærg, S. S. & Balling, J. E., 2014, Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2014. IEEE, p. 3610-3613 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Novel multi-beam radiometers for accurate ocean surveillance

Cappellin, C., Pontoppidan, K., Nielsen, P. H., Skou, N., Søbjærg, S. S., Ivashina, M., Iupikov, O., Ihle, A., Hartmann, D. & Klooster, K. V. T., 2014, Proceedings of 8th European Conference on Antennas and Propagation (EuCAP). IEEE, p. 3531-3535 5 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2013

DOMECair: An Airborne Campaign in Antarctica Supporting SMOS Calibration

Skou, N., Kristensen, S. S., Søbjærg, S. S. & Balling, J. E., 2013, Proceedings of ESA Living Planet Symposium. European Space Agency

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

The airborne EMIRAD L-band radiometer system

Søbjærg, S. S., Kristensen, S. S., Balling, J. E. & Skou, N., 2013, Proceedings of IGARSS 2013. IEEE, p. 1900-1903 4 p. (IEEE International Geoscience and Remote Sensing Symposium Proceedings).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2012

Challenges in application of Active Cold Loads for microwave radiometer calibration

Søbjærg, S. S., Balling, J. E. & Skou, N., 2012, Proceedings of the 12th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). Rome: IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Detection of radio-frequency interference in microwave radiometers using spectral kurtosis

Søbjærg, S. S., Svoboda, J., Balling, J. E. & Skou, N., 2012, IEEE International Geoscience and Remote Sensing Symposium proceedings. IEEE, p. 7141-7144 (IEEE International Geoscience and Remote Sensing Symposium).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

RFI detected by kurtosis and polarimetry: performance comparison based on airborne campaign data

Balling, J. E., Søbjærg, S. S., Kristensen, S. S. & Skou, N., 2012, 12th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

1 Downloads (Pure)

RFI detection in SMOS data using 3rd and 4th Stokes parameters

Kristensen, S. S., Balling, J. E., Skou, N. & Sobjaerg, S. S., 2012, Proceedings of the 12th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). Rome: IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

RFI in SMOS data detected by polarimetry

Kristensen, S. S., Balling, J. E., Skou, N. & Søbjærg, S. S., 2012, IEEE International Geoscience and Remote Sensing Symposium proceedings. IEEE, p. 3320-3323 (IEEE International Geoscience and Remote Sensing Symposium).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2011

CAROLS: A New Airborne L-Band Radiometer for Ocean Surface and Land Observations

Zribi, M., Parde, M., Boutin, J., Fanise, P., Hauser, D., Dechambre, M., Kerr, Y., Leduc-Leballeur, M., Reverdin, G., Skou, N., Søbjærg, S. S., Albergel, C., Calvet, J. C., Wigneron, J. P., Lopez-Baeza, E., Rius, A. & Tenerelli, J., 2011, In : Sensors. 11, 1, p. 719-742

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
330 Downloads (Pure)

CAROLS SMOS CAL/VAL Campaigns

Zribi, M., Pardé, M., Boutin, J., Fanise, P., Hauser, D., Dechambre, M., Kerr, Y., Leduc-Leballeur, M., Reverdin, G., Skou, N., Søbjærg, S. S., Albergel, C., Calvet, C., Wigneron, J. P., Lopez-Baeza, E., Saleh, K., Ruis, A. & Tenerelli, J., 2011, Progress In Electromagnetics Research Symposium Proceedings. p. 65-69

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2010

ESA'S POLarimetric Airborne Radar Ice Sounder (POLARIS): design and first results

Dall, J., Kristensen, S. S., Krozer, V., Hernández, C. C., Vidkjær, J., Kusk, A., Balling, J. E., Skou, N., Søbjærg, S. S. & Christensen, E. L., 2010, In : I E T Radar, Sonar and Navigation. 4, 3, p. 488-496

Research output: Contribution to journalJournal articleResearchpeer-review

L-Band RFI as Experienced During Airborne Campaigns in Preparation for SMOS

Skou, N., Misra, S., Balling, J. E., Kristensen, S. S. & Søbjærg, S. S., 2010, In : I E E E Transactions on Geoscience and Remote Sensing. 48, 3, p. 1398-1407

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
396 Downloads (Pure)

RFI and SMOS: Preparatory campaigns and first observations from space

Balling, J. E., Søbjærg, S. S., Kristensen, S. S. & Skou, N., 2010, 11. Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment. IEEE, p. 282-287

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Surveys and Analysis of RFI in The Smos Context

Skou, N., Balling, J. E., Søbjærg, S. S. & Kristensen, S. S., 2010, International Geoscience and Remote Sensing Symposium. IEEE, p. 2011-2014

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
415 Downloads (Pure)

The SMOS Mediterranean Ecosystem L-Band characterisation EXperiment (MELBEX-I) over natural shrubs

Cano, A., Saleh, K., Wigneron, J-P., Antolín, C., Balling, J. E., Kerr, Y. H., Kruszewski, A., Millán-Scheiding, C., Søbjærg, S. S., Skou, N. & López-Baeza, E., 2010, In : Remote Sensing of Environment. 114, 4, p. 844-853

Research output: Contribution to journalJournal articleResearchpeer-review

Compact Front-end Prototype for Next Generation RFI-rejecting Polarimetric L-band Radiometer

Jensen, B. S., Søbjærg, S. S., Skou, N. & Krozer, V., 2009, Proceedings of the 39th European Microwave Conference. IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
108 Downloads (Pure)

Implementation and Test of POLARIS, a P-band Polarimetric Airborne Radar Ice Sounder

Dall, J., Kusk, A., Kristensen, S. S., Krozer, V., Hernandéz, C. C., Vidkjær, J., Balling, J. E., Skou, N., Søbjærg, S. S. & Christensen, E. L., 2009, Proceedings of ARSI: ESA-ESTEC, Noordwijk, 16-18 November 2009.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Measurements on Active Cold Loads for Radiometer Calibration

Søbjærg, S. S., Skou, N. & Balling, J. E., 2009, In : I E E E Transactions on Geoscience and Remote Sensing. 47, 9, p. 3134-3139

Research output: Contribution to journalJournal articleResearchpeer-review

Soil moisture characterization of the Valencia anchor station. Ground, aircraft measurements and simulations

Lopez-Baeza, E., Antolin, M. C., Balling, J. E., Belda, F., Bouzinac, C., Camacho, F., Cano, A., Carbo, E., Delwart, S., Domenech, C., Ferreira, A. G., Fidalgo, A., Juglea, S., Kerr, Y., Marco, J., Millan-Scheiding, C., Narbon, C., Rodriguez, D., Saleh, K., Sanchis, J. & 9 others, Skou, N., Søbjærg, S. S., Soriano, P., Tamayo, J., Tauriainen, S., Torre, E., Velazquez-Blazquez, A., Wigneron, J. -P. & Wursteisen, P., 2009, Proceedings of the Second EPS/MetOp RAO Workshop. European Space Agency

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

Validation activities preparation for SMOS (Soil Moisture and Ocean Salinity) land products at the Valencia anchor station

Lopez-Baeza, E., Acosta, R., Antolin, M. C., Balling, J. E., Belda, F., Bouzinac, C., Cano, A., Delwart, S., Domenech, C., Ferreira, A., Juglea, S., Jerr, Y., Millan-Schelding, C., Narbon, C., Rodriguez, D., Saleh, K., Sanchis, J., Skou, N., Søbjærg, S. S., Tauriainen, S. & 4 others, Velazques, A., Vidal, S., Vigneron, J. P. & Wursteisen, P., 2009, Proceedings of the 2008 EUMETSAT Conference. Darmstadt: EUMETSAT

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2008

Active Cold Load for Radiometer Calibration: AR 419

Skou, N. & Søbjærg, S. S., 2008, Lyngby: DTU Space. 20 p.

Research output: Book/ReportReport

Implementation of an airborne P-band ice sounding radar

Dall, J., Kristensen, S. S., Krozer, V., Hernández, C. C., Vidkjær, J., Kusk, A., Balling, J. E., Skou, N., Søbjærg, S. S. & Christensen, E. L., 2008, Proceedings of the European Conference on Synthetic Aperture Radar: EUSAR 2008. VDE conferences, p. 103-106

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Measurements on Active Cold Loads for Radiometer Calibration

Skou, N., Søbjærg, S. S. & Balling, J. E., 2008, Microwave Radiometry and Remote Sensing of the Environment: MICRORAD 2008. IEEE Press, 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
585 Downloads (Pure)

P-band polarimetric ice sounder: concept and first results

Dall, J., Hernández, C. C., Kristensen, S. S., Krozer, V., Kusk, A., Vidkjær, J., Balling, J. E., Skou, N., Søbjærg, S. S. & Christensen, E. L., 2008, IEEE International Geoscience & Remote Sensing Symposium. IEEE, Vol. Volume 4. p. 494-497

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
269 Downloads (Pure)

RFI as Experienced During Preparations for the SMOS Mission

Skou, N., Misra, S., Søbjærg, S. S., Balling, J. E. & Kristensen, S. S., 2008, RFI as Experienced During Preparations for the SMOS Mission. International Union of Radio Science, 4 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2007

A field experiment on microwave forest radiometry: L-band signal behaviour for varying conditions of surface wetness

Grant, J. P., Wigneron, J. P., Van de Grind, A. A., Kruszewski, A., Søbjærg, S. S. & Skou, N., 2007, In : Remote Sensing of Environment. 109, 1, p. 10-19

Research output: Contribution to journalJournal articleResearchpeer-review

CoSMOS: Performance of Kurtosis Algorithm for Radio Frequency Interference Detection and Mitigation

Misra, S., Kristensen, S. S., Skou, N. & Søbjærg, S. S., 2007, IGARSS: 2007 IEEE INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMPOSIUM: SENSING AND UNDERSTANDING OUR PLANET. IEEE, p. 2714-2717

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
622 Downloads (Pure)

Performance Measurements on Active Cold Loads for Radiometer Calibration

Skou, N., Søbjærg, S. S. & Balling, J. E., 2007, IGARSS: 2007 IEEE INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMPOSIUM: SENSING AND UNDERSTANDING OUR PLANET. IEEE, p. 2431-2434

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
366 Downloads (Pure)

Sensing of Waved Sea Surface: Combined Passive and Active Microwave Measurements During the CAPMOS’05 Experiment

Skou, N., Søbjærg, S. S., Santi, E., Pampaloni, P., Pospelov, M., Kuzmin, A., Zecchetto, S. & De Biasio, F., 2007, Proceedings of IGARSS'07.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review