Výsledky vyhledávání - "Gagik G. Hovhannisyan"

Frequency and polarization peculiarities of water surface radar cross section and brightness temperature angular dependences and their changes due to clouds and rain

Autor: Gagik G. Hovhannisyan, Astghik K. Hambaryan, Arsen Arakelyan, Vanik V. Karyan, Melanya L. Grigoryan, Artashes K. Arakelyan

Publikováno v: OCEANS'11 MTS/IEEE KONA.

In this paper the results of spatio-temporally collocated, multi-frequency, multi-polarization, microwave active-passive measurements of water surface radar and radio thermal characteristics changes due to clouds and rain are presented. The results h

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6c09ebce294a7a82f74ee0ceaf1a6244
https://doi.org/10.23919/oceans.2011.6106901

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C-, and Ku-Band, dual-frequency, tetra-channel, multi-polarization, combined, Doppler scatterometer-radiometer system and its application peculiarities for sea surface remote sensing from shore platforms, vessels and aircrafts

Autor: M.K. Krdyan, Melanya L. Grigoryan, Astghik K. Hambaryan, Arsen Arakelyan, Gagik G. Hovhannisyan, Vanik V. Karyan, Artashes K. Arakelyan, M.D. Simonyan

Publikováno v: OCEANS'11 MTS/IEEE KONA.

In this paper a structure and operational peculiarities of C (∼5.6GHz) and Ku (∼13.6GHz) band, dual-frequency, tetra-channel, multi-polarization, spatio-temporally combined, Doppler scatterometer-radiometer system is described, developed in Armen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f6e14f7af53eb2bf7eb5e4dff9869297
https://doi.org/10.23919/oceans.2011.6106895

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The results of preliminary testing of two-frequency (at 5.6GHz, and 13.6GHz), multi-polarization, combined scatterometer-radiometer system in field conditions

Autor: Artashes K. Arakelyan, Vanik V. Karyan, Gagik G. Hovhannisyan, Astghik K. Hambaryan, Mariam Krdyan, Melanya L. Grigoryan, Marine Simonyan, Arsen Arakelyan

Publikováno v: IGARSS

In this paper a detail description of ArtAr-C&Ku, two frequency (at C-, and Ku-band), multi-polarization, combined, short-pulse scatterometer-radiometer system is presented, for short (from low altitude platforms), middle (from vessels) and long (fro

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::98f7b4a36f5c8edae71edc170cdc4743
https://doi.org/10.1109/igarss.2011.6049288

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Multi-frequency and polarimetric measurements of bare and vegetated soils microwave reflection and emission by C- and Ku-band, combined scatterometer-radiometer systems

Autor: Gagik G. Hovhannisyan, Astghik K. Hambaryan, Sargis A. Darbinyan, Mushegh R. Manukyan, Vardan K. Hambaryan, Melanya L. Grigoryan, Arsen Arakelyan, Artashes K. Arakelyan, Vanik V. Karyan

Publikováno v: IGARSS

In this paper the results of simultaneous and spatially coincident, multi-frequency, polarimetric, spatio-temporally collocated measurements of bare, dry vegetated and ash covered soils microwave reflective (radar backscattering coefficient) and emis

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::60f2f9c5ccaa7e0619d8d3317a37fbfe
https://doi.org/10.1109/igarss.2010.5651283

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Multi-frequency and polarimetric measurements of snow microwave reflection and emission by C- and Ku-band, combined scatterometer-radiometer systems

Autor: Arsen Arakelyan, Astghik K. Hambaryan, Melanya L. Grigoryan, Vardan K. Hambaryan, Sargis A. Darbinyan, Gagik G. Hovhannisyan, Artashes K. Arakelyan, Mushegh R. Manukyan, Vanik V. Karyan

Publikováno v: IGARSS

In this paper the results of simultaneous and spatially coincident, dual-frequency (at C- and Ku-band), multi-polarization measurements will be represented, of bare soil and snow microwave reflective (radar backscattering coefficient) and emissive (b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b5bc8b041705111ccfdfc76275cc3aa3
https://doi.org/10.1109/igarss.2010.5651134

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C- and K u -band dual-frequency multi-polarization combined scatterometer-radiometer system for sea, land, and atmospheric remote sensing

Autor: Tigran N. Poghosyan, Astghik K. Hambaryan, Gagik G. Hovhannisyan, Vanik V. Karyan, Marine Simonyan, Nubar G. Poghosyan, Arsen Arakelyan, Melanya L. Grigoryan, Artashes K. Arakelyan

Publikováno v: SPIE Proceedings.

In this paper a dual frequency (at C- and K u -band), multi-polarization, combined, short pulse scatterometer-radiometer system is described. The developed system is applicable for simultaneous and spatially coincident, dual-frequency and multi-polar

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6147d2930026cf21a5c225b881354418
https://doi.org/10.1117/12.848751

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Multi-frequency and polarimetric measurements of perturbed water surface microwave reflective and emissive characteristics by C-, and Ku-band combined scatterometric-radiometric systems

Autor: Gagik G. Hovhannisyan, Sargis A. Darbinyan, Astghik K. Hambaryan, Mushegh R. Manukyan, Artashes K. Arakelyan, Vardan K. Hambaryan, Melanya L. Grigoryan, Vanik V. Karyan, Arsen Arakelyan

Publikováno v: Ocean Sensing and Monitoring II.

In this paper the results of simultaneous and spatially coincident, multi-frequency, polarimetric, spatio-temporally collocated measurements of waved pool water surface microwave reflective (radar backscattering coefficient) and emissive (brightness

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::259a4faa11070bab7756c7c4240f6c9d
https://doi.org/10.1117/12.848732

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Clouds and rain effects on perturbed water surface microwave reflection and emission at 37 GHz

Autor: Gagik G. Hovhannisyan, Astghik K. Hambaryan, Vanik V. Karyan, Artashes K. Arakelyan, Sargis A. Darbinyan, Arsen Arakelyan, Melanya L. Grigoryan

Publikováno v: Ocean Sensing and Monitoring II.

In this paper the structure and operational features of Ka-band, combined scatterometric-radiometric system and the results of spatio-temporally collocated measurements of perturbed pool water surface microwave reflective (radar backscattering coeffi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ea45df28f5690004e122e1452462f415
https://doi.org/10.1117/12.848735

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K a -band, short-pulse, combined scatterometer-radiometer system and the results of its preliminary application for snow, bare, and vegetated soil remote sensing from low-altitude measuring platforms

Autor: Grant G. Muradyan, Gagik G. Hovhannisyan, Astghik K. Hambaryan, Vanik V. Karyan, Arsen Arakelyan, Melanya L. Grigoryan, Artashes K. Arakelyan

Publikováno v: SPIE Proceedings.

In this paper the structure and operational peculiarities of reconstructed, Ka-band, combined scatterometer-radiometer system are discussed. The developed system is suitable for spatio-temporally collocated, high precise measurements of the absolute

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::edee723fdd7b951d518285c7a96f89c4
https://doi.org/10.1117/12.816906

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