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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 17 of 17  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SAT
(Joint)
2023-09-01
15:35
Nagano Naganoken Nokyo Building, and online
(Primary: On-site, Secondary: Online)
Feasibility Study of Physical-Layer Cryptography and Line-of-Sight Quantum Key Distribution over GEO-Ground Links based on Link Budget Calculation
Hiroyuki Endo, Masahide Sasaki, Mikio Fujiwara (NICT) SAT2023-47
Since the channel is highly directional and line-of-sight, it is reasonable to assume that an eavesdropper is hard to fu... [more] SAT2023-47
pp.60-65
AP, SANE, SAT
(Joint)
2023-07-12
14:20
Hokkaido The Citizen Activity Center
(Primary: On-site, Secondary: Online)
Construction of high-efficient information reconciliation method using fixed bit polar codes for continuous-variable quantum key distribution
Kensuke Yamaura (Nitech), Hiroyuki Endo (NICT), Eiji Okamoto (Nitech), Morio Toyoshima, Mikio Fujiwara, Masahide Sasaki (NICT) SAT2023-11
Continuous Variable Quantum Key Distribution (CV-QKD) is being studied for various applications, including satellite-to-... [more] SAT2023-11
pp.7-12
AP, SANE, SAT
(Joint)
2023-07-12
14:40
Hokkaido The Citizen Activity Center
(Primary: On-site, Secondary: Online)
Improvement of key generation efficiency of free-space optical physical layer cryptography using polar code
Ryuto Terada (Nitech), Hiroyuki Endo (NICT), Kensuke Yamaura, Eiji Okamoto (Nitech), Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Morio Toyoshima, Mikio Hujiwara, Masahide Sasaki (NICT) SAT2023-12
Quantum key distribution is known as a secure key sharing technology against all physically possible attacks. However, t... [more] SAT2023-12
pp.13-18
AP, SANE, SAT
(Joint)
2023-07-12
15:00
Hokkaido The Citizen Activity Center
(Primary: On-site, Secondary: Online)
Quantum Signal Transmission Experiment for Line-of-sight Quantum Key Distribution
Hiroyuki Endo, Mitsuo Kitamura, Shunsuke Ozawa (NICT), Ryosuke Shimizu (UEC), Mikio Fujiwara, Masahide Sasaki (NICT) SAT2023-13
Quantum key distribution (QKD) can be secure against any physically allowable attacks. Its transmission distance and key... [more] SAT2023-13
pp.19-24
RCS, SAT
(Joint)
2021-08-27
10:55
Online Online [Encouragement Talk] Study on key-distillation system with adaptive polar codes in free-space quantum key distribution
Yuma Yamashita (NITech), Hiroyuki Endo (NICT), Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Morio Toyoshima (NICT) SAT2021-35
Quantum key distribution (QKD) is a cryptographic method that has been proven as secure against any physically allowable... [more] SAT2021-35
pp.37-42
SAT, RCS
(Joint)
2020-08-20
10:15
Online Online Performance improvements of polar-code transmission using channel estimation and equalization in terrestrial free-space optical experiments
Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Masahide Sasaki, Morio Toyoshima (NICT) SAT2020-13
In satellite laser communications, fluctuations of received optical power induced by atmospheric scintillation cause tra... [more] SAT2020-13
pp.19-24
AP, SANE, SAT
(Joint)
2020-07-15
15:05
Online Online Numerical investigation on the application of polar codes to free-space quantum key distribution
Yuma Yamashita (NITech), Hiroyuki Endo (NICT), Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Morio Toyoshima (NICT) SAT2020-5
Quantum key distribution (QKD) is a technology to securely share keys against any attack physically permitted, with the ... [more] SAT2020-5
pp.13-18
WBS, SAT
(Joint)
2019-05-15
15:15
Aichi MEIJO University (Tempaku campus) Experiment and performance analysis of polar code transmission in terrestrial free space optics
Shingo Fujita, Keita Ito, Eiji Okamoto (NIT), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Masahide Sasaki, Morio Toyoshima (NICT) SAT2019-1
In recent years, the demand on high speed communication is more rising. Satellite laser communication is one of the infr... [more] SAT2019-1
pp.1-6
SAT, RCS
(Joint)
2016-08-18
11:50
Miyagi Tohoku Gakuin University [Encouragement Talk] Physical layer cryptography in free-space optical communications -- Performance estimation in real-field experiment and coding method --
Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Toshiyuki Ito, Morio Toyoshima, Hideki Takenaka (NICT), Ryosuke Shimizu (UEC), Takao Aoki (Waseda Univ.), Masahide Sasaki (NICT) SAT2016-34
 [more] SAT2016-34
pp.7-12
SAT, RCS
(Joint)
2016-08-18
10:20
Miyagi Tohoku Gakuin University Simulation of communication systems based on single-photon detection over Gamma-Gamma fading channels
Yusuke Kobayashi (SIT), Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Toshiyuki Ito, Masahide Sasaki (NICT), Ryosuke Shimizu (UEC), Takao Aoki (Waseda Univ.), Koichi Gyoda (SIT), Morio Toyoshima (NICT) SAT2016-38
(To be available after the conference date) [more] SAT2016-38
pp.31-36
SAT, RCS
(Joint)
2016-08-18
10:45
Miyagi Tohoku Gakuin University Characterization of SSPD receiver at optical communication ground station using test equipment and reception of down link photon from a satellite
Hiroo Kunimori, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Hiroyuki Endo, Mikio Fujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda Univ.), Yusuke Kobayashi, Koichi Gyoda (SIT), Jun-ich Nakazono (EOS), Morio Toyoshima (NICT) SAT2016-39
A SSPD developed in house NICT is applied as one of the promising detector for the deep space optical communication. The... [more] SAT2016-39
pp.37-42
SAT, RCS
(Joint)
2016-08-18
13:40
Miyagi Tohoku Gakuin University [Invited Lecture] A study on application of Reed-Solomon-Spinal concatenation code for free-space optics
Naoya Saiki, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Kolev Dimitar, Hiroyuki Endo, Yusuke Kobayashi, Morio Tyoshima, Mikio Hujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda Univ.), Koichi Gyoda (SIT) SAT2016-40 RCS2016-133
Recently, satellite laser communication is attracting attention as an important infrastructure to achieve increasing dem... [more] SAT2016-40 RCS2016-133
pp.43-48(SAT), pp.25-30(RCS)
SAT, SANE
(Joint)
2016-02-16
10:20
Hiroshima Hiroshima Institute of Technology Physical layer security in free-space optical communications
Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Toshiyuki Ito, Morio Toyoshima, Hideki Takenaka (NICT), Ryosuke Shimizu (UEC), Takao Aoki (Waseda Univ.), Masahide Sasaki (NICT) SAT2015-65
Under the communication such as satellite-to-ground optical communications where the reasonable restriction on an eavesd... [more] SAT2015-65
pp.11-15
SAT, SANE
(Joint)
2016-02-16
11:20
Hiroshima Hiroshima Institute of Technology Ranging system operating with 1 um wavelength for optical communication and space debris observation
Hiroo Kunimori, Toshihiro Kubooka, Tetsuharu Fuse, Hiroyuki Endo, Mikio Fujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda U.) SANE2015-107
The National Institute of Information and Communications Technology (NICT) has developed SLR ( Satellite Laser Ranging )... [more] SANE2015-107
pp.1-5
ED 2014-08-01
15:25
Tokyo Kikai-Shinko-Kaikan Bldg. B3-1 Fabrication of Carbon nanotube TFT for sheet electronic device by printing method.
Hiroyuki Endoh, Noriyuki Tonouchi, Fumiyuki Nihey (NEC Corp.), Tsuyoshi Sekitani, Takao Someya (Univ.of Tokyo) ED2014-59
For pressure-sensing sheet, carbon nanotube(CNT) thin-film transistor(TFT) arrays were fabricated using the printed-proc... [more] ED2014-59
pp.35-40
ET 2013-01-12
10:05
Tokyo   Presentation of the figure using multi-modal information
Keita Ishikawa (CIT), Manabu Tonishi (Mejiro University), Hiroyuki Endo, Naoto Nakamura (CIT) ET2012-68
A visually impaired person makes vision information, such as a character, a picture, and a chart, the means understood a... [more] ET2012-68
pp.1-3
PRMU, HIP 2012-03-29
16:50
Hyogo   Effect of Utterance Picture by Editing Mouth Movements on Speech Cognition
Hiroyuki Endo, Daisaku Hayashi (Chiba Inst. of Tech.), Kaname Mochizuki (Teikyo Univ.), Hitoshi Ohnishi (The Open Univ. of Japan), Naoto Nakamura (Chiba Inst. of Tech.) PRMU2011-257 HIP2011-85
Hearing and vision are affecting each other, visual information may contribute to auditory information when we recognize... [more] PRMU2011-257 HIP2011-85
pp.105-110
 Results 1 - 17 of 17  /   
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