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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, CS (Joint) |
2024-01-12 09:55 |
Kagoshima | Fully coherent optical and wireless transmission in the 28 GHz band by using an injection-locked carrier frequency converter Koichi Shirahata, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.), Uichiro Azuma, Toshiyuki Kobayashi (Nihon Dengyo Kosaku)  OCS2023-63 |
As an optical mobile fronthaul with low latency and low power consumption, we have proposed a fully coherent optical and... [more] | OCS2023-63 pp.31-36 |
|
| AP | 2023-02-17 14:55 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
Coherently-linked optical and wireless transmission by using a 28 GHz band microstrip antenna Keisuke Kasai, Taisei Sato, Koichi Shirahata, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ), Uichiro Azuma, Toshiyuki Kobayashi (Dengyo) AP2022-229 |
As an economical, large-capacity mobile fronthaul, we have proposed coherently-linked optical and wireless transmission ... [more] | AP2022-229 pp.178-183 |
| NLP, MICT, MBE, NC (Joint) [detail] |
2022-01-23 09:50 |
Online | Online | Stabilization of injection locking under strong input via phase-amplitude reduction Shohei Takata, Yuzuru Kato, Hiroya Nakao (Tokyo Tech) NLP2021-121 MICT2021-96 MBE2021-82 |
Entrainment of limit-cycle oscillators by periodic inputs is a universal phenomenon observed in various fields of scienc... [more] | NLP2021-121 MICT2021-96 MBE2021-82 pp.231-236 |
| OCS, CS (Joint) |
2022-01-13 15:55 |
Yamaguchi | Conference room 204A・B at KDDI Ishin-hall (Primary: On-site, Secondary: Online) |
Performance comparison of injection-locked carrier frequency conversion and self-heterodyne detection methods in coherently-linked optical and wireless transmission Taisei Sato, Koichi Shirahata, Keisuke Kasai, Toshihiko Hirooka, Masato Yoshida, Masataka Nakazawa (Tohoku Univ.) OCS2021-34 |
We have demonstrated a coherently-linked 64 Gbit/s, 256 QAM transmission in the 61 GHz IF band over a 10 km single-mode ... [more] | OCS2021-34 pp.7-10 |
| ED | 2021-12-09 13:45 |
Online | Online | Wireless Power Transfer Experiment to inflight Drone by Injection-Locking Magnetron Bo Yang, Nobuyuki Takabayashi, Tomomiko Mitani, Naoki Shinohara (Kyoto Univ.) ED2021-43 |
We proposed a method to realize the long-time flight of the drone by microwave wireless power transmission technology, a... [more] | ED2021-43 pp.28-31 |
| OCS, PN, NS (Joint) |
2019-06-21 16:00 |
Iwate | MALIOS（Morioka） | 50.4 Tbit/s, L-band 480 ch-WDM, 128 QAM-160 km digital coherent optical transmission using an injection-locked homodyne receiver Takashi Kan, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OCS2019-19 |
Injection locking method enables us to realize precise optical carrier-phase synchronization between transmitted data an... [more] | OCS2019-19 pp.47-50 |
| WPT | 2019-03-07 13:50 |
Kyoto | Kyoto Univ. Uji Campus | Development a Wireless Power Transfer System via Microwaves using a 5.8GHz Magnetron Bo Yang, Ce Wang, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ) WPT2018-72 |
Magnetrons have been widely used as microwave heating applications typified as microwave ovens. The advantages of magnet... [more] | WPT2018-72 pp.47-50 |
| 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) |
| ICD, CPSY, CAS | 2018-12-23 09:30 |
Okinawa | [Poster Presentation]
Evaluation of performance of 5GHz PLL with high-frequency injection pulses Yuuki Kojima, Takao Kihara, Tsutomu Yoshimura (OIT) CAS2018-97 ICD2018-81 CPSY2018-63 |
Recent years, The high-frequency and the low-jitter clock generation is required due to speeding up of the communication... [more] | CAS2018-97 ICD2018-81 CPSY2018-63 pp.81-82 |
|
| ICD, CPSY, CAS | 2018-12-23 09:30 |
Okinawa | [Poster Presentation]
Evaluation of jitter performance with external- and self-injection in PLL circuit Tatsuya Okafuji, Kazuki Miyao, Takao Kihara, Tsutomu Yoshimura (OIT) CAS2018-100 ICD2018-84 CPSY2018-66 |
In recent years, high-speed clock with high precision is required as communication speed increases. We have confirmed th... [more] | CAS2018-100 ICD2018-84 CPSY2018-66 pp.91-93 |
|
| 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 |
| WPT | 2018-03-03 13:00 |
Kyoto | Kyoto Univ. Uji Campus | WPT2017-82 |
Chemical reactions performed under microwave irradiation often demonstrate high reaction rates and high selectivity, whi... [more] | WPT2017-82 pp.75-77 |
| CS, OCS (Joint) |
2018-01-29 15:45 |
Ehime | Ehime University | 80 Gbit/s, 256 QAM digital coherent optical transmission with injection-locking for next generation mobile fronthaul Keisuke Kasai, Yixing Wang, Masato Yoshida, Toshihiko Hirooka, Katsumi Iwatsuki, Masataka Nakazawa (Tohoku Univ.) OCS2017-70 |
We propose a simple digital coherent transmission system with injection-locking for the next generation (5G and post 5G)... [more] | OCS2017-70 pp.19-24 |
| OCS, OPE, LQE | 2017-10-27 13:55 |
Kumamoto | Josaien, Sakuranobaba | Coded Optical Nyquist Pulse Generation Using Modulated Semiconductor Lasers Nobuhide Yokota, Kazuya Komukai, Hiroshi Yasaka (Tohoku Univ.) OCS2017-54 OPE2017-86 LQE2017-59 |
Coded optical Nyquist pulse generation using modulated semiconductor lasers and dual-electrode Mach-Zehnder modulator (M... [more] | OCS2017-54 OPE2017-86 LQE2017-59 pp.93-96 |
| NLP, CAS | 2017-10-05 15:50 |
Niigata | Machinaka Campus Nagaoka | [Invited Talk]
Exploring optimality in nonliear problems
-- Applications to design methodology of injection-locking circuits and new vibration engineering -- Hisa-Aki Tanaka, Masaki Nakagawa (UEC), Hiroo Sekiya (Chiba Univ.) CAS2017-30 NLP2017-55 |
We have been enabling optimizing injection-locking phenomena, in collaboration with research groups in U.S. for these se... [more] | CAS2017-30 NLP2017-55 pp.35-40 |
| MW, ICD | 2017-03-03 14:35 |
Okayama | Okayama Prefectural Univ. | A 18.2 GHz Locking Range, 60 GHz Band Varactor-Tuned Injection Locked Frecuency Divider in 65 nm CMOS Masafumi Kazuno, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2016-213 ICD2016-143 |
Injection Locked Frequency Divider(ILFD) can be operated higher frequency than the static frequency divider, but the ILF... [more] | MW2016-213 ICD2016-143 pp.137-140 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 13:15 |
Tokyo | Tokyo Institute of Technology | A design and its experimental verification of optimal input waveforms for an injection-locked class-E oscillator Youjie Ouyang, Yoji Yabe, Isao Nishikawa, Hisa-Aki Tanaka (UEC), Tomoharu Nagashima, Hiroo Sekiya (Chiba Uni.) CCS2015-71 |
We design the optimal input waveforms that maximize locking ranges in an injection-locked Class-E oscillator, by using a... [more] | CCS2015-71 pp.23-28 |
| NLP, CCS | 2015-06-12 15:55 |
Tokyo | Waseda Univerisity | [Invited Lecture]
A Hint for Challenging Researches in CCS
-- A Trinity of Information Technology, Holder's Inequality, and Yakushima -- Hisa-Aki Tanaka (UEC) NLP2015-66 CCS2015-28 |
In this talk, I consider a unique discipline for opening challenging researches in CCS. A few effective hints for this ... [more] | NLP2015-66 CCS2015-28 pp.153-158 |
| MW | 2015-05-29 09:30 |
Tokyo | The Univ. of Electro-Commun. | Prototype of a 0.18um SiGe-BiCMOS Ring Type Self-Injection Locked VCO Masaomi Tsuru, Eiji Taniguchi (Mitsubishi Electric Corp.) MW2015-28 |
A self-injection locking is one of phase noise improvement methods for an oscillator. A conventional self-injection lock... [more] | MW2015-28 pp.43-47 |
| MW, ICD | 2015-03-05 16:10 |
Fukui | University of Fukui | [Special Talk]
Ultra-Low Phase Noise Frequency Synthesizer for up to 28Gbps 60GHz Wireless Transceivers Ahmed Musa (NTT), Kenichi Okada, Akira Matsuzawa (Titech) MW2014-214 ICD2014-127 |
Phase noise of the synthesizer used in transceivers has a significant impact on the achievable performance. At 60GHz, ph... [more] | MW2014-214 ICD2014-127 pp.67-72 |
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