Dr. Dimitar R. Kolev Profile

Dr. Dimitar R. Kolev

at NICT

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 12 July 2023 Open Access

Preliminary DIMM-based analysis of atmospheric turbulence by using optical data relay satellite “LUCAS”

Yuma Abe, Hideaki Kotake, Yoshihiko Saito, Dimitar Kolev, Yasuhiro Takahashi, Takuya Okura, Tetsuharu Fuse, Yohei Satoh, Takamasa Itahashi, Shiro Yamakawa, Morio Toyoshima

Proceedings Volume 12777, 127775L (2023) https://doi.org/10.1117/12.2691031

KEYWORDS: Atmospheric turbulence, Satellites, Atmospheric optics, Satellite communications, Telescopes, Optical communications, Scintillation, CCD cameras, Astronomical imaging, Relays

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Proceedings Article | 15 March 2023 Presentation + Paper

Conceptual design and analysis of a compact liquid crystal on silicon non-mechanical optical beam steering antenna for lean platforms

F. Ishola, D. Kolev, H. Kunimori, A. Carrasco-Casado, H. Tsuji, M. Toyoshima

Proceedings Volume 12413, 124130N (2023) https://doi.org/10.1117/12.2648857

KEYWORDS: Beam steering, Antennas, Phased array optics, Liquid crystals, Liquid crystal on silicon, Beam shaping, Phase shifts, Telecommunications, Photonic integrated circuits, Design and modelling

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Proceedings Article | 4 March 2022 Presentation + Paper

Preparation of high-speed optical feeder link experiments with HICALI payload

Dimitar Kolev, Koichi Shiratama, Alberto Carrasco-Casado, Yoshihiko Saito, Yasushi Munemasa, Junichi Nakazono, Phuc Trinh, Hideaki Kotake, Hiroo Kunimori, Toshihiro Kubooka, Tetsuharu Fuse, Morio Toyoshima

Proceedings Volume 11993, 119930R (2022) https://doi.org/10.1117/12.2610635

KEYWORDS: Satellites, Telescopes, Sensors, Wavefronts, Adaptive optics, Atmospheric turbulence, Satellite communications

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Proceedings Article | 12 July 2019 Open Access

Research and Development of a Transportable Ground Optical Station in NICT

Yoshihiko Saito, Yasushi Munemasa, Hideki Takenaka, Hiroo Kunimori, Dimitar Kolev, Alberto Carrasco-Casado, Yoshisada Koyama, Koichi Shiratama, Toshihiro Kubo-oka, Morio Toyoshima

Proceedings Volume 11180, 111805S (2019) https://doi.org/10.1117/12.2536127

KEYWORDS: Telescopes, Free space optics, Active optics, Satellites, Optical communications, Satellite communications, Roads, Optical benches, Telecommunications, Receivers

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Proceedings Article | 12 July 2019 Open Access

Development of “HICALI”: high speed optical feeder link system between GEO and ground

T. Kubo-oka, H. Kunimori, K. Suzuki, Y. Koyama, K. Shiratama, Y. Munemasa, H. Takenaka, D. Kolev, A. Carrasco Casado, T. Phuc, M. Toyoshima

Proceedings Volume 11180, 1118060 (2019) https://doi.org/10.1117/12.2536135

KEYWORDS: Optical communications, Satellite communications, Satellites, Telecommunications, Adaptive optics, Telescopes, Atmospheric optics, Astronomical imaging, Data communications, RF communications

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Proceedings Article | 15 February 2018 Presentation + Paper

Design status of the development for a GEO-to-ground optical feeder link, HICALI

Yasushi Munemasa, Tetsuharu Fuse, Toshihiro Kubo-oka, Hiroo Kunimori, Dimitar Kolev, Alberto Carrasco-Casado, Hideki Takenaka, Yoshihiko Saito, Phuc Viet Trinh, Kenji Suzuki, Yoshisada Koyama, Morio Toyoshima

Proceedings Volume 10524, 105240F (2018) https://doi.org/10.1117/12.2291881

KEYWORDS: Satellites, Telecommunications, Satellite communications, Optical communications, Laser communications, Ka band, Laser development, Data communications, RF communications, Radio optics

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Proceedings Article | 25 September 2017 Open Access

Sota optical downlinks to DLR’s optical ground stations

Christian Fuchs, Dimitar Kolev, Florian Moll, Amita Shrestha, Martin Brechtelsbauer, Fabian Rein, Christopher Schmidt, Maki Akioka, Yasushi Munemasa, Hideki Takenaka, Morio Toyoshima

Proceedings Volume 10562, 1056247 (2017) https://doi.org/10.1117/12.2296107

KEYWORDS: Space telescopes, Telescopes, Satellites, Cameras, Astronomical imaging, Optical tracking, Sensors, Optical communications, Satellite communications, Transponders

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Proceedings Article | 25 September 2017 Open Access

Experimental results of satellite-to-ground laser communications link through atmospheric turbulence using SOTA

Hideki Takenaka, Dimitar Kolev, Yoshisada Koyama, Maki Akioka, Yasushi Munemasa, Hiroo Kunimori, Morio Toyoshima

Proceedings Volume 10562, 105624A (2017) https://doi.org/10.1117/12.2296179

KEYWORDS: Satellites, Space telescopes, Telescopes, Sensors, Satellite communications, Astronomical imaging, Laser communications, Optical communications, Data communications, Scintillation

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Proceedings Article | 25 September 2017 Open Access

Development of a breadboard model of space laser communication terminal for optical feeder links from Geo

T. Fuse, M. Akioka, D. Kolev, Y. Koyama, T. Kubo-oka, H. Kunimori, K. Suzuki, H. Takenaka, Y. Munemasa, M. Toyoshima

Proceedings Volume 10562, 105622X (2017) https://doi.org/10.1117/12.2296224

KEYWORDS: Laser communications, Satellites, Optics manufacturing, Satellite communications, Data communications, Astronomical imaging, Optical communications, Aerospace engineering, Communication and information technologies, Manufacturing

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Proceedings Article | 25 September 2017 Open Access

Laser communication experiments between Sota and Meo optical ground station

G, Artaud, J.-L. Issler, N. Védrenne, C. Robert, C. Petit, E. Samain, D.-H. Phung, N. Maurice, M. Toyoshima, D. Kolev

Proceedings Volume 10562, 105624B (2017) https://doi.org/10.1117/12.2296235

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Proceedings Article | 21 October 2016 Paper

LEO-ground scintillation measurements with the optical ground station Oberpfaffenhofen and SOTA/OPALS space terminals

Florian Moll, Dimitar Kolev, Matthew Abrahamson, Christopher Schmidt, Ramon Mata Calvo, Christian Fuchs

Proceedings Volume 9991, 999102 (2016) https://doi.org/10.1117/12.2254809

KEYWORDS: Scintillation, Satellites, Space telescopes, Receivers, Telescopes, Satellite communications, Cameras, Transmitters, Optical testing, Near field optics

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Proceedings Article | 15 March 2016 Paper

Telecom and scintillation first data analysis for DOMINO: laser communication between SOTA, onboard SOCRATES satellite, and MEO optical ground station

D.-H. Phung, E. Samain, N. Maurice, D. Albanesse, H. Mariey, M. Aimar, G. M. Lagarde, G. Artaud, J.-L. Issler, N. Vedrenne, M.-T. Velluet, M. Toyoshima, M. Akioka, D. Kolev, Y. Munemasa, H. Takenaka, N. Iwakiri

Proceedings Volume 9739, 973909 (2016) https://doi.org/10.1117/12.2218524

KEYWORDS: Satellites, Telescopes, Sensors, Zoom lenses, Doppler effect, Clouds, Scintillation, Photonic integrated circuits, Modulation, Space telescopes

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Proceedings Article | 15 March 2016 Paper

In-orbit verification of small optical transponder (SOTA): evaluation of satellite-to-ground laser communication links

Hideki Takenaka, Yoshisada Koyama, Maki Akioka, Dimitar Kolev, Naohiko Iwakiri, Hiroo Kunimori, Alberto Carrasco-Casado, Yasushi Munemasa, Eiji Okamoto, Morio Toyoshima

Proceedings Volume 9739, 973903 (2016) https://doi.org/10.1117/12.2214461

KEYWORDS: Free space optics, Satellites, Transponders, Satellite communications, Optical communications, Laser communications, Atmospheric propagation, Error analysis, Forward error correction, Sensors, Optical design, Atmospheric optics

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Showing 5 of 13 publications

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