Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Josuke Ozaki"'
Autor:
Josuke Ozaki, Yoshihiro Ogiso, Yasuaki Hashizume, Hiroshi Yamazaki, Kazuya Nagashima, Nobuhiro Nunoya, Mitsuteru Ishikawa
Publikováno v:
Journal of Lightwave Technology. :1-7
Autor:
Hiroshi Yamazaki, Yoshihiro Ogiso, Masanori Nakamura, Teruo Jyo, Munehiko Nagatani, Josuke Ozaki, Takayuki Kobayashi, Toshikazu Hashimoto, Yutaka Miyamoto
Publikováno v:
Journal of Lightwave Technology. :1-7
Autor:
Josuke Ozaki, Yoshihiro Ogiso, Yasuaki Hashizume, Hiroshi Yamazaki, Kazuya Nagashima, Mitsuteru Ishikawa
Publikováno v:
IEEE Photonics Technology Letters. 34:1289-1292
Autor:
Yuta Ueda, Yusuke Saito, Josuke Ozaki, Yoshihiro Ogiso, Takahiko Shindo, Yasuaki Hashizume, Mitsuteru Ishikawa
Publikováno v:
Journal of Lightwave Technology. 40:2465-2473
Autor:
Hideki Maeda, Masahito Tomizawa, Shoichiro Kuwahara, Yoshihiro Ogiso, Asuka Matsushita, Masanori Nakamura, Takeo Sasai, Takayuki Kobayashi, Kohei Saito, Hiroki Kawahara, Yoshiaki Kisaka, Hiroki Taniguchi, Josuke Ozaki, Takeshi Seki, Fukutaro Hamaoka
Publikováno v:
IEICE Transactions on Communications. :1183-1189
Autor:
Hiroshi Yamazaki, Josuke Ozaki, M. Ishikawa, Yoshihiro Ogiso, Hiromasa Tanobe, Yasuaki Hashizume, Munehiko Nagatani, Teruo Jyo, Yuta Ueda, Shigeru Kanazawa
Publikováno v:
Journal of Lightwave Technology. 38:5086-5091
For 64-Gbaud operation and beyond, we developed a power efficient high-bandwidth coherent driver modulator composed of a linear four-channel ultra-low power CMOS driver IC and an InP-based dual-polarization IQ modulator. The CMOS driver was fabricate
Autor:
M. Ishikawa, Hiroshi Yamazaki, Takayuki Kobayashi, Josuke Ozaki, Yoshihiro Ogiso, Nobuhiro Nunoya, Yutaka Miyamoto, Yasuaki Hashizume, Munehiko Nagatani, Masanori Nakamura, Yuta Ueda, Minoru Ida, Hitoshi Wakita, Hiromasa Tanobe, Shigeru Kanazawa
Publikováno v:
Journal of Lightwave Technology. 38:249-255
We report a promising IQ optical modulator for beyond 100-GBd transmitter. By introducing both a new n-i-p-n heterostructure and an optimized capacitance-loaded traveling-wave electrode (CL-TWE), high-frequency electrical losses of the modulator can
Publikováno v:
Electronics Letters. 56:893-895
This Letter presents a novel RF ground lead structure for surface-mount-type optical modules that enables RF crosstalk reduction and bandwidth enhancements. Conventional RF lead-pins of a surface-mount-type optical module have a bent shape that affec
Publikováno v:
ISSCC
Digital coherent optical transmission technologies are attracting much attention for constructing large-capacity optical core/metro networks and even data center interconnects. Data rates in the next generation of coherent optical transmission system
Autor:
Nobuhiro Nunoya, Shigeru Kanazawa, Yasuaki Hashizume, Yoshihiro Ogiso, Josuke Ozaki, Hiromasa Tanobe, Yuta Ueda, M. Ishikawa
Publikováno v:
Electronics Letters. 55:951-953
The authors obtained very good back-to-back bit error rate performance in up to 80 Gbaud DP-16QAM operation by using their coherent driver modulator of a 3-dB electro-optic bandwidth of over 50 GHz. To achieve high bandwidth and good signal integrity