Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Geuk-Nam Kim"'
Publikováno v:
Aerospace, Vol 11, Iss 2, p 135 (2024)
CANYVAL-C is a formation-flying mission that demonstrates a coronagraph utilizing two CubeSats. The coronagraph is a space telescope that blocks sunlight to examine the overcast regions around the sun. It is composed of optical and occult segments. T
Externí odkaz:
https://doaj.org/article/c5ed1e0ad2c340939da42a4e7216a80d
Autor:
Geuk-Nam Kim, Sang-Young Park, Sehyun Seong, Jae-Young Choi, Sang-Kook Han, Young-Eon Kim, Suyong Choi, Joohee Lee, Sungmoon Lee, Han-Gyeol Ryu, Seonghui Kim
Publikováno v:
Aerospace, Vol 9, Iss 8, p 423 (2022)
With growth in data volume from space missions, interest in laser communications has increased, owing to their importance for high-speed data transfer in the commercial and defense fields, spaceborne remote sensing, and surveillance. Here, we propose
Externí odkaz:
https://doaj.org/article/bddbc04687f44138afa316cb163bb5f5
Publikováno v:
Aerospace, Vol 8, Iss 11, p 323 (2021)
For the low-cost improvement of laser communication, which is critical for various applications such as surveillance systems, a study was conducted on relative distance control based on orbital drift rate modulations for multiple CubeSats during form
Externí odkaz:
https://doaj.org/article/b4ac303272ce4c268292e0a3f7912c94
Publikováno v:
Aerospace, Vol 8, Iss 6, p 150 (2021)
The CANYVAL-C (CubeSat Astronomy by NASA and Yonsei using a virtual telescope alignment for coronagraph) is a space science demonstration mission that involves taking several images of the solar corona with two CubeSats—1U CubeSat (Timon) and 2U Cu
Externí odkaz:
https://doaj.org/article/1a3aa75144564020af6568f368c5c09e
Autor:
Sungmin Jin, Dae-Eun Kang, Geuk-Nam Kim, Naeun Kim, Young-Eon Kim, Pureum Kim, Seungmin An, Han-Gyeol Ryu, Sang-Young Park
Publikováno v:
Journal of the Korean Society for Aeronautical & Space Sciences. 49:1027-1035
Autor:
Taeyang Lee, Dae-Eun Kang, Yeon-Kyu Park, Geuk-Nam Kim, Soobin Jeon, Jihae Son, Namgyu Kim, Sang Young Park, Youngbum Song
Publikováno v:
Advances in Space Research. 68:4434-4455
This paper presents the systems of the CANYVAL-C mission—a mission that demonstrates the concept of a virtual space telescope for a solar science mission, which is achieved by using two CubeSats (1U: Timon, 2U: Pumbaa). The aim of the mission is to
Publikováno v:
Journal of Aerospace Engineering. 34
In this study, we propose a positive adaptive control approach for spacecraft in proximity. The new control law aims to track a predefined path under various uncertainties, such as physical...
Publikováno v:
Aerospace, Vol 8, Iss 150, p 150 (2021)
Aerospace
Volume 8
Issue 6
Aerospace
Volume 8
Issue 6
The CANYVAL-C (CubeSat Astronomy by NASA and Yonsei using a virtual telescope alignment for coronagraph) is a space science demonstration mission that involves taking several images of the solar corona with two CubeSats—1U CubeSat (Timon) and 2U Cu
Publikováno v:
Acta Astronautica. 147:48-58
This paper presents a new state-of-the-art ground-based hardware-in-the-loop test facility, which was developed to verify and demonstrate autonomous guidance, navigation, and control algorithms for space proximity operations and formation flying mane
Publikováno v:
2018 Space Flight Mechanics Meeting.