• Title/Summary/Keyword: Variable Focus Function Camera

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On the Method of Deriving Weather Data to Secure the Reliability of the Variable Focus Function Camera

  • Kim, Min Joong;Choi, Kyoung Lak;Kim, Tong Hyun;Kim, Young Min
    • International Journal of Internet, Broadcasting and Communication
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    • v.14 no.2
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    • pp.162-170
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    • 2022
  • Today, automobiles have become an indispensable element in people's lives, and the distribution of vehicles with various autonomous driving functions is expanding. Sensors such as cameras are used to recognize various situations on the road as an essential element for autonomous driving functions, but camera sensors have disadvantages that are vulnerable to bad weather. In this paper, we present a derivation process that defines external weather environment factors that negatively affect the performance of a camera for an autonomous vehicle. Through the proposed process, it is expected that it will contribute to securing the reliability of the camera and further improving the safety of autonomous vehicles.

All-In-One Observing Software for Small Telescope

  • Han, Jimin;Pak, Soojong;Ji, Tae-Geun;Lee, Hye-In;Byeon, Seoyeon;Ahn, Hojae;Im, Myungshin
    • The Bulletin of The Korean Astronomical Society
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    • v.43 no.2
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    • pp.57.2-57.2
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    • 2018
  • In astronomical observation, sequential device control and real-time data processing are important to maximize observing efficiency. We have developed series of automatic observing software (KAOS, KHU Automatic Observing Software), e.g. KAOS30 for the 30 inch telescope in the McDonald Observatory and KAOS76 for the 76 cm telescope in the KHAO. The series consist of four packages: the DAP (Data Acquisition Package) for CCD Camera control, the TCP (Telescope Control Package) for telescope control, the AFP (Auto Focus Package) for focusing, and the SMP (Script Mode Package) for automation of sequences. In this poster, we introduce KAOS10 which is being developed for controlling a small telescope such as aperture size of 10 cm. The hardware components are the QHY8pro CCD, the QHY5-II CMOS, the iOptron CEM 25 mount, and the Stellarvue SV102ED telescope. The devices are controlled on ASCOM Platform. In addition to the previous packages (DAP, SMP, TCP), KAOS10 has QLP (Quick Look Package) and astrometry function in the TCP. QHY8pro CCD has RGB Bayer matrix and the QLP transforms RGB images into BVR images in real-time. The TCP includes astrometry function which adjusts the telescope position by comparing the image with a star catalog. In the future, We expect KAOS10 be used on the research of transient objects such as a variable star.

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