Results 31 to 40 of about 8,740 (267)

Selection of the key earth observation sensors and platforms focusing on applications for Polar Regions in the scope of Copernicus system 2020-2030 [PDF]

open access: yes, 2019
An optimal payload selection conducted in the frame of the H2020 ONION project (id 687490) is presented based on the ability to cover the observation needs of the Copernicus system in the time period 2020–2030.
Camps Carmona, Adriano José   +6 more
core   +2 more sources

Mathematical model of angular motion of nanosatellites with inertial actuators

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
The problem of developing a nanosatellite attitude control system using three reaction wheels mounted along the main central axes of inertia is discussed in the paper. The law of controlling a nanosatellites attitude is based on a PD - controller.
M. M. Moldabekov   +6 more
doaj   +1 more source

Three-dimensional inhomogeneous thermal fields of the “Photon-Amur 2.0” payload electronic board developed for nanosatellites

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2021
The thermal fields of the Photon-Amur 2.0 payload electronic board developed for nanosatellites were studied. The Photon-Amur 2.0 payload consists of an electronic control board with a casing mounted in a nanosatellite and a remote panel with ...
D. V. Fomin   +5 more
doaj   +1 more source

Results of the attitude reconstruction for the UniSat-6 microsatellite using in-orbit data [PDF]

open access: yes, 2016
UniSat-6 is a civilian microsatellite that was launched in orbit on the 19th of June, 2014. Its main mission consisted in the in-orbit release of a number of on-board carried Cubesats and in the transmission to the UniSat-6 ground station of telemetry ...
Chantal Cappelletti   +11 more
core   +3 more sources

Thermal vacuum testing of the power supply system of the nanosatellite NTUU [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2011
The results of thermal vacuum testing of experimental model of the nanosatellite NTUU "KPI" in a vacuum chamber ТВК-0,2 are shown in the article. Objective of the tests was to check the power system of the nanosatellite.
Eliseyev Ye. N.   +5 more
doaj  

Assessing Planet Nanosatellite Sensors for Ocean Color Usage

open access: yesRemote Sensing, 2023
An increasing number of commercial nanosatellite-based Earth-observing sensors are providing high-resolution images for much of the coastal ocean region.
Mark D. Lewis   +7 more
doaj   +1 more source

Quasisynchronous LoRa for LEO Nanosatellite Communications

open access: yes2023 IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom), 2023
5 pages, 4 figures, IEEE International Black Sea Conference on Communications and Networking ...
Uysal, Hasan Gökhan   +4 more
openaire   +2 more sources

Progress in satellite quantum key distribution

open access: yes, 2017
Quantum key distribution (QKD) is a family of protocols for growing a private encryption key between two parties. Despite much progress, all ground-based QKD approaches have a distance limit due to atmospheric losses or in-fibre attenuation.
Arrazola, Juan Miguel   +2 more
core   +1 more source

Aalto-1 nanosatellite – technical description and mission objectives [PDF]

open access: yesGeoscientific Instrumentation, Methods and Data Systems, 2012
Abstract. This work presents the outline and so far completed design of the Aalto-1 science mission. Aalto-1 is a multi-payload remote sensing nanosatellite, built almost entirely by students. The satellite aims for a 500–900 km sun-synchronous orbit, and includes an accurate attitude dynamics and control unit, a UHF/VHF housekeeping and S-band data ...
A. Kestilä   +10 more
openaire   +3 more sources

Nanosatellite optical downlink experiment: design, simulation, and prototyping [PDF]

open access: yes, 2016
The nanosatellite optical downlink experiment (NODE) implements a free-space optical communications (lasercom) capability on a CubeSat platform that can support low earth orbit (LEO) to ground downlink rates>10  Mbps.
Aniceto, Raichelle J.   +15 more
core   +1 more source

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