Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Crowcombe, W.E."'
Autor:
Saathof, R., Kuiper, S., Crowcombe, W.E., Man, H. de, Lange, T.J. de, Valk, N.C.J. van der, Kramer, L., Fritz, E.C.
Publikováno v:
Boroson, D.M.Hemmati, H., Proceedings Free-Space Laser Communications XXXI 2019, SPIE LASE, 4-6 February 2019, San Fransisco, CA, USA
Optical communications will complement radio frequency (RF) communications in the coming decades to enhance throughput, power efficiency and link security of satellite communication links. To enable optical communications technology for intersatellit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::0bf49411a96b27b4d19077cd8679286a
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http://resolver.tudelft.nl/uuid:c7245104-3fa1-404c-b450-0b69250d52e4
Autor:
Ringers, M., Fritz, E.C., Crowcombe, W.E., Man, H. de, Lange, T.J. de, Hazelebach, R.L.M., Meskers, A.J.H., Otten, M.P.G., Leemhuis, A.P., Bell, D.A.
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
HAPS, a station located on an object at an altitude of 20 to 50 km and at a specified, nominal, fixed point relative to the Earth (ITU RR Vol I 1.66a). A HAPS can be a unmanned airplane, a balloon, or an airship. All require electrical power to keep
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::76c5cf146e811ae5e2ef2f0b7d51c2b6
http://resolver.tudelft.nl/uuid:a2f7b811-491c-4d03-81ac-da270aebdec2
http://resolver.tudelft.nl/uuid:a2f7b811-491c-4d03-81ac-da270aebdec2
Autor:
Fritz, E.C., Valk, N.C.J. van der, Witvoet, G., Bos, A., Man, H. de, Crowcombe, W.E., Heijden, N. van der, Kerkhof, P.J.
Cube satellite (cubesat) is a specific realization of a smallsat that is characterized by its volume changing in increments of 1dm3, or 1U. A (popular) 3U format cubesat is furthermore classified as a Nano satellite, as it typically has a mass betwee
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=narcis______::176e16cb969c9bebfb763c1dbf2d7595
http://resolver.tudelft.nl/uuid:650a50a3-9783-4caa-8717-d5bc6304a0fd
http://resolver.tudelft.nl/uuid:650a50a3-9783-4caa-8717-d5bc6304a0fd
Autor:
Meskers, A.J.H., Crowcombe, W.E., Duque, C.M., Ringers, M., Otten, M.P.G., Wiel, W.M. van der, Ester, F., Gruijters, C., Neer, S. van, Monna, B., Eijkel, G. van den
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
Ongoing drone developments and widespread commercialization have made drones appealing unmanned aerial platforms, they are versatile at low cost The vast amount of functionalities that drones can foresee in makes them attractive (and eventually inadm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::55bcaea63966ad30603c3423bda4e56c
http://resolver.tudelft.nl/uuid:ae3f45b9-672e-442d-af90-7e804d876f17
http://resolver.tudelft.nl/uuid:ae3f45b9-672e-442d-af90-7e804d876f17
Autor:
Kuiper, S., Kramer, L., Dekker, B., Nieuwkoop, E., Witvoet, G., Human, J.D., Lemmen, M.H.J., Crowcombe, W.E.
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
TNO’s FSM technology is based on a unique electromagnetic actuator. The key benefits of this technology for are: Large range; ±2˚ optical range (both axis) - High band width: Closed loop bandwidth > 1kHz - Highly compact; ø27x30mm with ø20mm mi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::2404f209b1f073e279e724659657cf61
http://resolver.tudelft.nl/uuid:ab928fb6-b49a-4a32-a849-d5068d2feb6d
http://resolver.tudelft.nl/uuid:ab928fb6-b49a-4a32-a849-d5068d2feb6d
Autor:
Lange, T.J. de, Man, H. de, Bruijn, D. de, Hazelebach, R.L.M., Rijnbeek, R.A., Baeten, M.J.J., Silvestri, F., Human, J.D., Witvoet, G., Crowcombe, W.E.
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
LEOCAT is an optical head for intersatellite communication currently under development by TNO (ESA ARTES contract). The objective of LEOCAT is to develop a low recurring cost low SWAP (Size Weight and Power) optical head for the optical satellite com
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::c28b2e4c786ae3b540de17db6a2b210c
http://resolver.tudelft.nl/uuid:7e23e1c2-e728-4057-98dc-cc161f31ff44
http://resolver.tudelft.nl/uuid:7e23e1c2-e728-4057-98dc-cc161f31ff44
Autor:
Bol, J.C.P., Pettazzi, F., Man, H. de, Lange, T.J. de, Werkhoven, W.P. van, Crowcombe, W.E., Oosterling, J.A.J., Verhoven, R., Goeje, M.P. de, Verhofstad, F., Nijkerk, M.D., Gruijters, C., Neer, S. van
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
To accommodate such a massive satellite constellation with OCT’s, the following key drivers are identified for the space terminals: - Low Size, Weight and Power (SWaP): One of the key advantages of using optical communication wavelengths over RF wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::a395c58798d80887d323ba092b45f927
http://resolver.tudelft.nl/uuid:e56e3381-7954-4dc1-a521-f75d0877018a
http://resolver.tudelft.nl/uuid:e56e3381-7954-4dc1-a521-f75d0877018a
Autor:
Kuiper, S., Kramer, L., Siegl, M., Spierdijk, J.P.F., Moens, T.M.N., Peters, J., Oostdijck, B., Crowcombe, W.E.
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
TNO’s is developing Coarse Pointing Assembly technology aimed at the needs for future laser communication systems.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::6177bb49f60f93543f347a104a601f3f
http://resolver.tudelft.nl/uuid:98802995-060b-49a4-9669-3ead8e86bcf5
http://resolver.tudelft.nl/uuid:98802995-060b-49a4-9669-3ead8e86bcf5
Publikováno v:
TNO Optical SATCOM Day, Delft, 7 November 2019
Photonic Integrated Circuits (PICs) are a key technology in the realization of laser satellite optical communication systems. Some PIC applications can build on existing fiber optic terrestial networks, other applications are satcom specific.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::5624501b407081308d612b3373f06059
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http://resolver.tudelft.nl/uuid:f934ad20-855b-4bf8-bb25-c7cb0fd6a174
Autor:
Saathof, R., Breeje, R. den, Klop, W.A., Kuiper, S., Doelman, N.J., Pettazzi, F., Vosteen, L.L.A., Truyens, D.C., Crowcombe, W.E., Human, J.D., Ferrario, I., Calvo, R.M., Poliak, J., Barrios, R., Giggenbach, D., Fuchs, C., Scalise, S.
Publikováno v:
IEEE International Conference on Space Optical Systems and Applications, ICSOS 2017, 14-16 November 2017, 123-129
To overcome data rate limitations of RF communication links with satellites, TNO and DLR envision optical free-space communication feeder links for next generation high throughput satellites. This paper provides a feasibility assessment of such links
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::08e1cfefc7354ecb7e28dbed41980fee
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http://resolver.tudelft.nl/uuid:31babcb1-a458-4b3a-b2ab-0dae3dd17e2a