Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Dennis J. Duven"'
Publikováno v:
2016 IEEE Aerospace Conference.
Deep-space missions typically use a radio link between the Deep Space Network (DSN) ground stations and the spacecraft to transmit telemetry data and to generate the range and Doppler shift measurements that enable precise navigation. The amount of c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d235d244d0bb061bc2bb465ab1110f96
https://doi.org/10.1109/aero.2016.7500587
https://doi.org/10.1109/aero.2016.7500587
Autor:
Ronald Schulze, Christopher C. DeBoy, Wes Millard, Dennis J. Duven, Christopher B. Haskins, Mark G. Bernacik, J. Robert Jensen
Publikováno v:
Acta Astronautica. 57:540-553
This paper presents the RF telecommunications system designed for the New Horizons mission, NASA's planned mission to Pluto, with focus on new technologies developed to meet mission requirements. These technologies include an advanced digital receive
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8b76bd03a62ff598b1f0173f34d786d
https://doi.org/10.1016/j.actaastro.2005.03.051
https://doi.org/10.1016/j.actaastro.2005.03.051
Publikováno v:
11th International Energy Conversion Engineering Conference.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ed5fa6669e918ab23e85e0dc2cfb1595
https://doi.org/10.2514/6.2013-3614
https://doi.org/10.2514/6.2013-3614
Autor:
Mark E. Bell, Salvatore M. Oriti, Martin Fraeman, David P. Frankford, Dennis J. Duven, Gina M. Dugala
Publikováno v:
11th International Energy Conversion Engineering Conference.
In April 2009, NASA Glenn Research Center (GRC) formed an integrated product team (IPT) to develop a Small Radioisotope Power System (SRPS) utilizing a single Advanced Stirling Convertor (ASC) with passive balancer. A single ASC produces approximatel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ed5cbeed780f95e9fe9d0251b666931a
https://doi.org/10.2514/6.2013-3814
https://doi.org/10.2514/6.2013-3814
Publikováno v:
2012 IEEE Aerospace Conference.
Deep-space missions traditionally use sequential, turnaround ranging to measure the distance to the spacecraft. The spacecraft demodulates the uplinked ranging signal (composed of sequential frequency tones) and retransmits it (“turnaround”) onto
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::00867919d7963cf26a46967d01655d08
https://doi.org/10.1109/aero.2012.6187117
https://doi.org/10.1109/aero.2012.6187117
Autor:
Andrei Shamkovich, Gina M. Dugala, David P. Frankford, David W. Meer, Dennis J. Duven, Hollis Ambrose, Martin Fraeman
Publikováno v:
9th Annual International Energy Conversion Engineering Conference.
In April 2009, NASA Glenn Research Center (GRC) formed an integrated product team (IPT) to develop a Small Radioisotope Power System (SRPS) utilizing a single Advanced Stirling Convertor (ASC) with passive balancer for possible use by the Internation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b26ff10a5ddee148811ca1a34c65a1ed
https://doi.org/10.2514/6.2011-5509
https://doi.org/10.2514/6.2011-5509
Publikováno v:
2010 IEEE Aerospace Conference.
Through an agreement between the National Aeronautics and Space Administration (NASA) and the Indian Space Research Organisation (ISRO), use of the Applied Physics Laboratory (APL) Satellite Communications Facility (SCF) has been made available to su
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::11587af89fd251667669d7b93c2cb467
https://doi.org/10.1109/aero.2010.5446931
https://doi.org/10.1109/aero.2010.5446931
Autor:
D. Weidow, P.A. Stadter, D. Folta, Mark S. Asher, William S. Devereux, Dennis J. Duven, R. Denissen
Publikováno v:
Space Technology Conference and Exposition.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b86b54db1c7f1a8f6512c7e7ef7e22ef
https://doi.org/10.2514/6.1999-4490
https://doi.org/10.2514/6.1999-4490
Autor:
David A. Artis, Dennis J. Duven
Publikováno v:
Marine Geodesy. 9:145-173
This report discusses the accuracy to be expected in using the Global Positioning System (GPS) satellites for surface navigation. Several theoretical analyses are given to determine what accuracy in horizontal position may be achieved when range data
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f66a271a0d988c0d9a344bdea67be256
https://doi.org/10.1080/15210608509379523
https://doi.org/10.1080/15210608509379523
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