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2020 – today
- 2024
[c37]Fumio Futami, Ken Tanizawa, Kentaro Kato, Yuichiro Hara, Michikazu Hattori, Abdelmoula Bekkali, Yukihiko Suga:
Secure FSO Transmission with Quantum Deliberate Signal Randomization on the Y-00 Protocol under Fog Conditions. OFC 2024: 1-3- [c36]Rui Tang, Shuhei Ohno, Ken Tanizawa, Kazuhiro Ikeda, Makoto Okano, Kasidit Toprasertpong, Shinichi Takagi, Mitsuru Takenaka:
Inference and training in deep learning using a symmetric optical crossbar array. OFC 2024: 1-3 - [i1]Rui Tang, Shuhei Ohno, Ken Tanizawa, Kazuhiro Ikeda, Makoto Okano, Kasidit Toprasertpong, Shinichi Takagi, Mitsuru Takenaka:
A symmetric silicon microring resonator optical crossbar array for accelerated inference and training in deep learning. CoRR abs/2401.16072 (2024) - 2023
- [c35]Fumio Futami, Ken Tanizawa, Kentaro Kato, Yuki Kawaguchi, Shin Sato:
Secure Unrepeated Fiber Transmission with Quantum Deliberate Signal Randomization on Y-00 Protocol. OFC 2023: 1-3 - [c34]Tatsuki Ishijima, Shuhei Otsuka, Shun Harada, Takahide Sakamoto, Ken Tanizawa, Fumio Futami:
Nonlinear Tolerant Conjugated RoF System Secured by Physical Layer Encryption with Deliberate Signal Randomization. OFC 2023: 1-3 - [c33]Ken Tanizawa, Kentaro Kato, Fumio Futami:
Real-time 50-Gbit/s Spatially Multiplexed Quantum Random Number Generator Based on Vacuum Fluctuation. OFC 2023: 1-3 - 2022
- [c32]Ken Tanizawa, Fumio Futami:
Analog IM/DD IFoF Transmission of OFDM Quantum-Noise Randomized QAM Cipher for Wireless Signal Encryption. OECC/PSC 2022: 1-4 - 2021
- [c31]Ken Tanizawa, Fumio Futami:
Photonic-Assisted Microwave OFDM Quantum-Noise Randomized Cipher Generation via IM/DD IFoF Transmission. OFC 2021: 1-3 - 2020
- [c30]Ken Tanizawa, Fumio Futami:
Security-Enhanced 10, 118-km Single-Channel 40-Gbit/s Transmission Using PSK Y-00 Quantum Stream Cipher. ECOC 2020: 1-4 - [c29]Ken Tanizawa, Fumio Futami:
Photonic Generation of Quantum Noise Assisted Cipher at Microwave Frequencies for Secure Wireless Links. OFC 2020: 1-3
2010 – 2019
- 2019
- [c28]Ken Tanizawa, Fumio Futami:
Digital Coherent 20-Gbit/s DP-PSK Y-00 Quantum Stream Cipher Transmission over 800-km SSMF. OFC 2019: 1-3 - [c27]Ken Tanizawa, Fumio Futami:
48-Gbit/s DP PSK Y-00 Quantum Stream Cipher Based on QPSK Data Modulation. OECC/PSC 2019: 1-3 - 2018
- [j6]Fumi Nakamura
, Hideaki Asakura, Keijiro Suzuki, Ken Tanizawa, Minoru Ohtsuka, Nobuyuki Yokoyama, Kazuyuki Matsumaro, Miyoshi Seki, Keiji Koshino, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima, Hiroyuki Tsuda:
Silicon photonics based 1 × 2 wavelength selective switch using fold-back arrayed-waveguide gratings. IEICE Electron. Express 15(14): 20180532 (2018) - [c26]Ken Tanizawa, Fumio Futami:
PSK Y-00 Quantum Stream Cipher with 217 Levels Enabled by Coarse-to-Fine Modulation Using Cascaded Phase Modulators. ECOC 2018: 1-3 - [c25]Fumio Futami, Takayuki Kurosu, Ken Tanizawa, Kentaro Kato, Satoshi Suda, Shu Namiki:
Dynamic Routing of Y-00 Quantum Stream Cipher in Field-Deployed Dynamic Optical Path Network. OFC 2018: 1-3 - [c24]Takeshi Matsumoto, Teruo Kurahashi, Ryotaro Konoike, Ken Tanizawa, Keijiro Suzuki, Ayahito Uetake, Kazumasa Takabayashi, Kazuhiro Ikeda, Hitoshi Kawashima, Suguru Akiyama, Shigeaki Sekiguchi:
In-line Optical Amplification for Silicon Photonics Platform by Flip-Chip Bonded InP-SOAs. OFC 2018: 1-3 - [c23]Yojiro Mori, Koh Ueda, Keijiro Suzuki, Hiroyuki Matsuura, Ken Tanizawa, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashiwa, Ken-ichi Sato:
Next-Generation ROADM Employing Bandwidth-Adaptive Silicon-Photonic Filters for Flexible Drop Operation. OFC 2018: 1-3 - [c22]Rui Tang, Takuo Tanemura, Samir Ghosh, Keijiro Suzuki, Ken Tanizawa, Kazuhiro Ikeda, Hitoshi Kawashima, Yoshiaki Nakano:
Reconfigurable 3-Channel All-Optical MIMO Circuit on Silicon Based on Multi-Plane Light Conversion. OFC 2018: 1-3 - 2017
- [j5]Koki Sugiyama, Takafumi Chiba, Ken Tanizawa, Keijiro Suzuki, Takayuki Kawashima, Shojiro Kawakami, Kazuhiro Ikeda, Hitoshi Kawashima, Hiroshi Takahashi, Hiroyuki Tsuda:
Polarization diversity circuit based on silica waveguides and photonic crystal waveplates for a 4×4 silicon optical switch. IEICE Electron. Express 14(10): 20170252 (2017) - [c21]Keijiro Suzuki, Ken Tanizawa, Satoshi Suda, Hiroyuki Matsuura, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
2.5-dB loss, 100-nm Operating Bandwidth, and Low Power Consumption Strictly-Non-Blocking 8 × 8 Si Switch. ECOC 2017: 1-3 - [c20]Hiroyuki Matsuura, Satoshi Suda, Ken Tanizawa, Keijiro Suzuki, Kazuhiro Ikeda, Hitoshi Kawashima, Shu Namiki:
Accelerating switching speed of thermo-optic MZI silicon-photonic switches with "turbo pulse" in PWM control. OFC 2017: 1-3 - [c19]Keijiro Suzuki, Ken Tanizawa, Satoshi Suda, Hiroyuki Matsuura, Takashi Inoue, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
Silicon-photonics polarization-insensitive broadband strictly-non-blocking 8 × 8 blade switch. OFC 2017: 1-3 - [c18]Ken Tanizawa, Keijiro Suzuki, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
Fully integrated non-duplicate polarization-diversity 8 × 8 Si-wire PILOSS switch. OFC 2017: 1-3 - 2016
- [c17]Hitoshi Kawashima, Keijiro Suzuki, Ken Tanizawa, Satoshi Suda, Guangwei Cong, Hiroyuki Matsuura, Shu Namiki, Kazuhiro Ikeda:
Multi-port optical switch based on silicon photonics. OFC 2016: 1-3 - [c16]Takeshi Matsumoto, Teruo Kurahashi, Ken Tanizawa, Keijiro Suzuki, Ayahito Uetake, Kazumasa Takabayashi, Kazuhiro Ikeda, Hitoshi Kawashima, Suguru Akiyama:
In-line optical amplification for Si waveguides on 1×8 splitter and selector by flip-chip bonded InP-SOAs. OFC 2016: 1-3 - [c15]Ken Tanizawa, Keijiro Suzuki, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
Novel PILOSS port assignment for compact polarization-diversity Si-wire optical switch. OFC 2016: 1-3 - 2015
- [j4]Kyosuke Muramatsu, Hideaki Asakura, Keijiro Suzuki, Ken Tanizawa, Munehiro Toyama, Minoru Ohtsuka, Nobuyuki Yokoyama, Kazuyuki Matsumaro, Miyoshi Seki, Keiji Koshino, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima, Hiroyuki Tsuda:
Evaluation of the phase error in Si-wire arrayed-waveguide gratings fabricated by ArF-immersion photolithography. IEICE Electron. Express 12(7): 20150019 (2015) - [c14]Ken Tanizawa, Keisuke Sorimoto, Keijiro Suzuki, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
In-band OSNR monitor based on 3 × 3 Si-wire MMI coupler. ECOC 2015: 1-3 - [c13]Guangwei Cong, Takashi Matsukawa, Keijiro Suzuki, Ken Tanizawa, Sang-Hun Kim, Tadashi Chiba, Hirofumi Tadokoro, Masashi Yanagihara, Morifumi Ohno, Haruhiko Kuwatsuka, Yasushi Igarashi, Meishoku Masahara, Hiroshi Ishikawa, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
Power-efficient gray-scale control of silicon thermo-optic phase shifters by pulse width modulation using monolithically integrated MOSFET. OFC 2015: 1-3 - [c12]Ken Tanizawa, Hiroyuki Matsuura, Kensuke Ogawa, Toshimitsu Kaneko, Eiichi Banno, Katsumi Uesaka, Shigehiro Takasaka, Hidenori Iwai, Kazuya Ota, Haruhiko Kuwatsuka, Yoichi Oikawa, Takeshi Yagi, Hajime Shoji, Shu Namiki:
Dynamic parametric dispersion compensation using FPGA pump controller and dispersion monitor. OFC 2015: 1-3 - [c11]Ken Tanizawa, Keijiro Suzuki, Munehiro Toyama, Minoru Ohtsuka, Nobuyuki Yokoyama, Kazuyuki Matsumaro, Miyoshi Seki, Keiji Koshino, Toshio Sugaya, Satoshi Suda, Guangwei Cong, Toshio Kimura, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
32×32 strictly non-blocking Si-wire optical switch on ultra-small die of 11×25 mm2. OFC 2015: 1-3 - 2014
- [j3]Keijiro Suzuki, Guangwei Cong, Ken Tanizawa, Sang-Hun Kim, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima:
Multiport optical switches integrated on Si photonics platform. IEICE Electron. Express 11(24): 20142011 (2014) - [c10]Junya Kurumida, Kiyo Ishii, Atsuko Takefusa, Yusuke Tanimura, Shigeyuki Yanagimachi, Hitoshi Takeshita, Akio Tajima, Kiyoshi Fukuchi, H. Honma, W. Odashima, Hiroshi Onaka, Ken Tanizawa, Keijiro Suzuki, Satoshi Suda, Kazuhiro Ikeda, H. Kawashima, H. Uetsuka, Hiroyuki Matsuura, Haruhiko Kuwatsuka, Ken-ichi Sato, Tomohiro Kudoh, Shu Namiki:
First demonstration of ultra-low-energy hierarchical multi-granular optical path network dynamically controlled through NSI-CS for video related applications. ECOC 2014: 1-3 - [c9]Hung Nguyen Tan, Takashi Inoue, Ken Tanizawa, Takayuki Kurosu, Shu Namiki:
All-optical Nyquist filtering for elastic OTDM signals and their spectral defragmentation for inter-datacenter networks. ECOC 2014: 1-3 - [c8]Guangwei Cong, Keijiro Suzuki, Sang-Hun Kim, Ken Tanizawa, Shu Namiki, Hitoshi Kawashima:
Robust design of 3-dB directional coupler with weak gap sensitivity for silicon wire waveguide. OFC 2014: 1-3 - [c7]Hung Nguyen Tan, Takashi Inoue, Ken Tanizawa, Stephane Petit, Yoichi Oikawa, Shigehiro Takasaka, Takeshi Yagi, Shu Namiki:
Counter-dithering pump scheme for cascaded degenerate FWM based wavelength converter. OFC 2014: 1-3 - 2013
- [c6]Takashi Inoue, Ken Tanizawa, Shu Namiki:
Demonstration of parametric tunable dispersion compensation for WDM channels with mixed OOK and QPSK formats. OFC/NFOEC 2013: 1-3 - [c5]Takayuki Kurosu, Ken Tanizawa, Dexiang Wang, Sze Yun Set, Shu Namiki:
Stable clock recovery and channel identification in OTDM realized by in-band clock distribution based on pulse position modulation. OFC/NFOEC 2013: 1-3 - [c4]Hiroyuki Matsuura, Toshimitsu Kaneko, Ken Tanizawa, Eiichi Banno, Katsumi Uesaka, Haruhiko Kuwatsuka, Shu Namiki, Hajime Shoji:
Fast wavelength switching of fully heater-tuned CSG-DR lasers. OFC/NFOEC 2013: 1-3 - [c3]Ken Tanizawa:
Practical issues of the tunable dispersion compensation using parametric wavelength conversion. OFC/NFOEC 2013: 1-3
2000 – 2009
- 2009
- [j2]Ken Tanizawa, Akira Hirose:
Search Control Algorithm Based on Random Step Size Hill-Climbing Method for Adaptive PMD Compensation. IEICE Trans. Commun. 92-B(8): 2584-2590 (2009) - 2007
- [c2]Chor Shen Tay, Ken Tanizawa, Akira Hirose:
Error Reduction in Holographic Movies Using a Hybrid Learning Method in Coherent Neural Networks. ICANN (1) 2007: 884-893 - 2006
- [j1]Akira Hirose, Tomoaki Higo, Ken Tanizawa:
Efficient generation of holographic movies with frame interpolation using a coherent neural network. IEICE Electron. Express 3(19): 417-423 (2006) - [c1]Akira Hirose, Tomoaki Higo, Ken Tanizawa:
Holographic Three-Dimensional Movie Generation with Frame Interpolation Using Coherent Neural Networks. IJCNN 2006: 492-497
Coauthor Index
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