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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2021-03-01 14:30 |
Online | Online | [Invited Lecture]
Wide-band WDM Inline-amplified Transmission by Optical Parametric Amplifier using PPLN Waveguides Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, RYoichi Kasahara, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto (NTT)  PN2020-44 |
To increase the capacity of optical transmission systems, it is important to improve a spectral efficiency by utilizing ... [more] | PN2020-44 pp.15-19 |
| OPE, OCS, OFT (Joint) [detail] |
2021-02-19 09:25 |
Online | Online | The detection method of incoherent light using optical fiber Yuyuan Cheng, Naoto Kishi (UEC) OFT2020-62 OPE2020-83 |
In a visible light communication system, detection of diverged optical signal in space is required after confirming the ... [more] | OFT2020-62 OPE2020-83 pp.30-33(OFT), pp.35-38(OPE) |
| OPE, OCS, OFT (Joint) [detail] |
2021-02-19 14:20 |
Online | Online | Advanced optical fiber line testing system technologies for access network Yoshitaka Enomoto (NTT) OFT2020-70 OPE2020-91 |
We have developed optical fiber line testing system (AURORA) which can reduce construction and maintenance cost and impr... [more] | OFT2020-70 OPE2020-91 pp.66-71(OFT), pp.71-76(OPE) |
| SR | 2021-01-25 11:00 |
Online | Online | [Invited Talk]
Toward optical and wireless integrated full-coherent access network Toshihiko Hirooka, Keisuke Kasai, Masato Yoshida, Masataka Nakazawa (Tohoku Univ.) SR2020-49 |
We have proposed a coherently-linked optical and wireless transmission system toward a large-capacity radio access netwo... [more] | SR2020-49 pp.15-20 |
| OCS, CS (Joint) |
2021-01-14 14:20 |
Online | Online | Study of the Effect of Single Near-end Reflection on Bidirectional Transmission of QPSK/OOK Asymmetrically Modulated Signals in the Same Bandwidth Tetsuji Goto, Takahiro Kodama, Masahiko Jinno (Kagawa Univ.) OCS2020-29 |
In recent years, PON systems for mobile front halls are required to have a larger capacity due to wireless terminal base... [more] | OCS2020-29 pp.12-17 |
| OPE, LQE | 2020-11-20 15:30 |
Online | Online | Increasing the Extinction Ratio of Si Optical Modulators Hiroki Kojima (Waseda Univ.), Jun-ichi Hujikata (NEC), Tomohiro Kita (Waseda Univ.) OPE2020-70 LQE2020-50 |
In recent years, digital coherent optical transmission systems have been put to practical use, and Si modulators with a ... [more] | OPE2020-70 LQE2020-50 pp.125-128 |
| OFT, ITE-BCT, OCS, IEE-CMN [detail] | 2020-11-12 16:50 |
Online | Online | Multi-Channel Simultaneous Encryption in WDM Systems of PSK Y-00 Quantum Stream Cipher Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OCS2020-26 |
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] | OCS2020-26 pp.15-20 |
| OFT | 2020-10-09 09:40 |
Online | Online | Theoretical Study of Fiber Brillouin Scattering Using FDTD Method Shiori Nozawa, Shiro Ryu (Meiji Univ.) OFT2020-26 |
Brillouin scattering is known as a nonlinear phenomenon that occurs in an optical fiber. So far, we have measured the a... [more] | OFT2020-26 pp.68-73 |
| OFT | 2020-10-09 13:25 |
Online | Online | [Invited Talk]
Digital Coherent PSK Y-00 Quantum Stream Cipher for Secure Optical Fiber Communications Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OFT2020-32 |
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] | OFT2020-32 pp.97-102 |
| PN, NS, OCS (Joint) |
2020-06-18 12:00 |
Online | Online | Analytical Expressions for Bit Error Rate in Stokes-Vector Modulation-Demodulation Systems Kazuro Kikuchi (NIAD-QE) OCS2020-3 |
The polarization-modulated signal can be demodulated by directly detecting the Stokes vector. In this study, we theoreti... [more] | OCS2020-3 pp.11-16 |
| CS, OCS (Joint) |
2020-01-16 11:40 |
Oita | Beppu Housensou Hotel (Oita Pref.) | Performance evaluation of spectrally slicing and synthesizing method for measuring complex field waveforms of optical QAM signals Yasuhiro Kawabata, Koji Igarashi (Osaka Univ.) OCS2019-69 |
Measuring complex amplitude of optical signals is one of essential techniques in optical coherent quadrature amplitude m... [more] | OCS2019-69 pp.25-30 |
| OCS, LQE, OPE | 2019-10-18 09:55 |
Kagoshima | Degradation of Achievable Information Rate due to Phase Noise in Optical Coherent Systems Song Zhiyuan, Koji Igarashi (Osaka Univ.) OCS2019-41 OPE2019-79 LQE2019-57 |
Achievable information rate (AIR) is perfect tool to evaluate the number of the reliably-transmitted information bits pe... [more] | OCS2019-41 OPE2019-79 LQE2019-57 pp.73-76 |
|
| OCS, LQE, OPE | 2019-10-18 10:20 |
Kagoshima | Intelligent Monitoring of Optical Fiber Transmission Using Sparse Coding Takayuki Nakachi, Yitu Wang, Tetsuro Inui, Takafumi Tanaka, Takahiro Yamaguchi, Katsuhiro Shimano (NTT) OCS2019-42 OPE2019-80 LQE2019-58 |
This paper proposes a sparse coding-based intelligent constellation diagram analyzer for optical fiber communications. I... [more] | OCS2019-42 OPE2019-80 LQE2019-58 pp.77-82 |
|
| OFT, OCS, LSJ (Joint) [detail] |
2019-08-30 11:00 |
Hokkaido | Study of Optical Phase Characteristics of Stokes and Transmitted Light in Fiber Brillouin Scattering Shiori Nozawa, Ryu Shiro (Meiji Univ.) OFT2019-28 |
Spontaneous and stimulated Brillouin scattering is a nonlinear phenomenon in optical fibers, and it is known that the st... [more] | OFT2019-28 pp.23-28 |
|
| MBE | 2019-06-21 14:15 |
Hokkaido | Influence of coherence length on scattering suppression by digital phase-conjugate light Sogo Toda (NIT, Ishikawa), Yuji Kato (Hokkaido Univ.), Koichi Shimizu (Waseda Univ.) MBE2019-18 |
The strong scattering in biological tissue is a difficult problem for optical imaging and measurement of an animal body.... [more] | MBE2019-18 pp.11-15 |
|
| OCS, CS (Joint) |
2019-01-17 13:40 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki Island) | Hardware-efficient Signal Processing Circuits for 100Gb/s/λ Coherent PON Systems Hiroshi Miura, Keisuke Matsuda, Naoki Suzuki (Mitsubishi Electric) OCS2018-71 |
We present the 100 Gb/s/lambda-based coherent WDM-PON system with a simplified digital signal processing (DSP) suitable ... [more] | OCS2018-71 pp.19-24 |
| OCS, CS (Joint) |
2019-01-17 17:15 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki Island) | [Invited Lecture]
160 Gbit/s, 256 QAM bidirectional coherent transmission for next generation mobile fronthaul Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Katsumi Iwatsuki, Masataka Nakazawa (Tohoku Univ.) CS2018-95 OCS2018-75 |
We have recently proposed a simple digital coherent transmission system with an injection locking technique for a next g... [more] | CS2018-95 OCS2018-75 pp.47-52(CS), pp.41-46(OCS) |
| PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] | 2019-01-18 12:05 |
Osaka | Osaka University Nakanoshima Center | Geneation of Coherent Terahertz Carriers in the 3 THz Range Using Optical-Comb-Based THz Source for Terahertz Communications Isao Morohashi, Yoshihisa Irimajiri, Atsushi Kanno, Akira Kawakami, Naokatsu Yamamoto, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT) PN2018-60 EMT2018-94 OPE2018-169 LQE2018-179 EST2018-107 MWP2018-78 |
We proposed a terahertz (THz) communication system operating in the 3 THz range using an optical-comb-based THz source a... [more] | PN2018-60 EMT2018-94 OPE2018-169 LQE2018-179 EST2018-107 MWP2018-78 pp.167-170 |
| OPE, LQE, OCS | 2018-10-19 13:55 |
Saga | Channel Capacity in Quantum-Noise-Limited Optical Communication Systems Kazuro Kikuchi (NIAD-QE) OCS2018-47 OPE2018-83 LQE2018-72 |
In this paper, we analyze the bit-error rate (BER) and mutual information characteristics of intensity modulation/direct... [more] | OCS2018-47 OPE2018-83 LQE2018-72 pp.105-110 |
|
| OFT | 2018-10-11 14:00 |
Miyagi | Touhoku Univ. | [Poster Presentation]
12 bit/s/Hz, 58.2 Tbit/s, 256 QAM-160 km C-band WDM Transmission Using an Injection Locking Technique Takashi Kan, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OFT2018-28 |
Injection locking can realize precise carrier-phase synchronization between the transmitted data and a local oscillator ... [more] | OFT2018-28 pp.73-77 |
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