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There are 6000 results for: content related to: Development of a physics-based reduced state Kalman filter for the ionosphere

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    Data assimilation of ground GPS total electron content into a physics-based ionospheric model by use of the Kalman filter

    Radio Science

    Volume 39, Issue 1, February 2004, G. A. Hajj, B. D. Wilson, C. Wang, X. Pi and I. G. Rosen

    Article first published online : 24 FEB 2004, DOI: 10.1029/2002RS002859

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    Size, shape, orientation, speed, and duration of GPS equatorial anomaly scintillations

    Radio Science

    Volume 39, Issue 2, April 2004, P. M. Kintner, B. M. Ledvina, E. R. de Paula and I. J. Kantor

    Article first published online : 7 APR 2004, DOI: 10.1029/2003RS002878

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    Estimating the amplitude scintillation index from sparsely sampled phase screen data

    Radio Science

    Volume 39, Issue 5, October 2004, T. L. Beach, T. R. Pedersen, M. J. Starks and S.-Y. Su

    Article first published online : 1 SEP 2004, DOI: 10.1029/2002RS002792

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    Theoretical description of a bistatic system for ocean altimetry using the GPS signal

    Radio Science

    Volume 38, Issue 5, October 2003, George A. Hajj and Cinzia Zuffada

    Article first published online : 15 OCT 2003, DOI: 10.1029/2002RS002787

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    Fast analysis of transient scattering from lossy inhomogeneous dielectric bodies

    Radio Science

    Volume 39, Issue 2, April 2004, B. Shanker, K. Aygün and E. Michielssen

    Article first published online : 24 MAR 2004, DOI: 10.1029/2003RS002877

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    Uniform asymptotic solution for the radiation from a magnetic source on a large dielectric coated circular cylinder: Nonparaxial region

    Radio Science

    Volume 38, Issue 5, October 2003, B. Thors and R. G. Rojas

    Article first published online : 19 SEP 2003, DOI: 10.1029/2002RS002782

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    Simulation studies of GPS radio occultation measurements

    Radio Science

    Volume 38, Issue 5, October 2003, G. Beyerle, M. E. Gorbunov and C. O. Ao

    Article first published online : 19 SEP 2003, DOI: 10.1029/2002RS002800

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    Scattering simulation for inhomogeneous layered canopy and random targets beneath canopies by using the Mueller matrix solution of the pulse radiative transfer

    Radio Science

    Volume 38, Issue 6, December 2003, Ya-Qiu Jin and Fei Chen

    Article first published online : 30 DEC 2003, DOI: 10.1029/2002RS002858

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    High-frequency approximation for mutual coupling calculations between apertures on a perfect electric conductor circular cylinder covered with a dielectric layer: Nonparaxial region

    Radio Science

    Volume 38, Issue 4, August 2003, Patrik Persson and Roberto G. Rojas

    Article first published online : 30 AUG 2003, DOI: 10.1029/2002RS002745

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    Radio wave propagation through vegetation: Factors influencing signal attenuation

    Radio Science

    Volume 38, Issue 5, October 2003, Nick Savage, David Ndzi, Andrew Seville, Enric Vilar and John Austin

    Article first published online : 7 OCT 2003, DOI: 10.1029/2002RS002758

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    Development of the Global Assimilative Ionospheric Model

    Radio Science

    Volume 39, Issue 1, February 2004, Chunming Wang, George Hajj, Xiaoqing Pi, I. Gary Rosen and Brian Wilson

    Article first published online : 19 FEB 2004, DOI: 10.1029/2002RS002854

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    Pulse pair beamforming and the effects of reflectivity field variations on imaging radars

    Radio Science

    Volume 39, Issue 3, June 2004, Boon Leng Cheong, Michael W. Hoffman, Robert D. Palmer, Stephen J. Frasier and F. J. López-Dekker

    Article first published online : 16 JUN 2004, DOI: 10.1029/2002RS002843

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    Simulation-based analysis of rainrate estimation errors in dual-wavelength precipitation radar from space

    Radio Science

    Volume 38, Issue 4, August 2003, Nanda Bikram Adhikari and Kenji Nakamura

    Article first published online : 17 JUL 2003, DOI: 10.1029/2002RS002775

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    Mark 4 VLBI correlator: Architecture and algorithms

    Radio Science

    Volume 39, Issue 1, February 2004, A. R. Whitney, R. Cappallo, W. Aldrich, B. Anderson, A. Bos, J. Casse, J. Goodman, S. Parsley, S. Pogrebenko, R. Schilizzi and D. Smythe

    Article first published online : 27 JAN 2004, DOI: 10.1029/2002RS002820

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    Acquirement and analysis of Doppler ionograms with high accuracy in the ionogram mode from Digisonde 256

    Radio Science

    Volume 39, Issue 2, April 2004, Zhigang Yuan, Baiqi Ning, Weixing Wan and Hong Yuan

    Article first published online : 22 APR 2004, DOI: 10.1029/2002RS002779

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    Neural network model for atmospheric attenuation retrieval between 20 and 50 GHz by means of dual-frequency microwave radiometers

    Radio Science

    Volume 38, Issue 5, October 2003, Laurent Barthes, Cécile Mallet and Peter Gole

    Article first published online : 17 SEP 2003, DOI: 10.1029/2002RS002813

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    Structure-function-based approach to analyzing received signals for spaced antenna radars

    Radio Science

    Volume 38, Issue 4, August 2003, Alexander A. Praskovsky and Eleanor A. Praskovskaya

    Article first published online : 26 JUL 2003, DOI: 10.1029/2001RS002544

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    Polarimetric passive microwave remote sensing of wind vectors with foam-covered rough ocean surfaces

    Radio Science

    Volume 38, Issue 4, August 2003, Lin Zhou, Leung Tsang and Dong Chen

    Article first published online : 5 AUG 2003, DOI: 10.1029/2002RS002764

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    Telegrapher equations for arbitrary frequencies and modes: Radiation of an infinite, lossless transmission line

    Radio Science

    Volume 39, Issue 2, April 2004, Jürgen Nitsch and Sergey Tkachenko

    Article first published online : 30 APR 2004, DOI: 10.1029/2002RS002817

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    Scattering and guiding characteristics of waveguides with two-dimensionally periodic walls of finite thickness

    Radio Science

    Volume 38, Issue 5, October 2003, R. B. Hwang and S. T. Peng

    Article first published online : 23 OCT 2003, DOI: 10.1029/2002RS002847