41 - 60 of about 142
Study on MIMO transmission using orthogonal directivities obtained from higher order microstrip antenna modes , Maki Arai, Tomohiro Seki, Ken Hiraga, Kazumitsu Sakamoto, Hideki Toshinaga, Tadao Nakagawa, and Kazuhiro Uehara , Electronics Letters , vol.50 (7) (p.562 - 564) , 2014.03 , There is Review , The Multiple Authorship , English
12-core x 3-mode dense space division multiplexed transmission over 40 km employing multi-carrier signals with parallel MIMO equalization , Takayuki Mizuno, Takayuki Kobayashi, Hidehiko Takara, Akihide Sano, Hiroto Kawakami, Tadao Nakagawa, Yutaka Miyamoto, Y. Abe, T. Goh, M. Oguma, T. Sakamoto, Y. Sasaki, I. Ishida, K. Takenaga, S. Matsuo, K. Saitoh, and T. Morioka , Optical Fiber Communication Conference and Exposition 2014 (OFC 2014) Proc., Th5B.2 , 2014.03 , There is Review , The Multiple Authorship , English
A study of short-range MIMO transmission utilizing polarization multiplexing for the simplification of decoding , Ken Hiraga, Kazumitsu Sakamoto, Kentaro Nishimori, Tomohiro Seki, Tadao Nakagawa, and Kazuhiro Uehara , IEICE Trans. Commun. , vol.E97-B (2) (p.459 - 468) , 2014.02 , There is Review , The Multiple Authorship , English
Theoretical and experimental analysis of spatial division using antenna directivities in short-range MIMO transmission , Maki Arai, Tomohiro Seki, Ken Hiraga, Tadao Nakagawa, Kazuhiro Uehara , Electronics Letters , vol.50 (2) (p.65 - 67) , 2014.01 , There is Review , The Multiple Authorship , English
An SD method utilizing null dependency on transmission distance due to two-ray fading , Ken Hiraga, Kazumitsu Sakamoto, Kentaro Nishimori, Tomohiro Seki, Tadao Nakagawa, and Kazuhiro Uehara , IEEE Antennas and Wireless Propagation Letters , vol.13 (p.126 - 129) , 2014.01 , There is Review , The Multiple Authorship , English
Study on short-range MIMO transmission using interference cancellation by antenna directivities , Maki Arai, Tomohiro Seki, Ken Hiraga, Tadao Nakagawa, and Kazuhiro Uehara , 2013 Asia-Pacific Microwave Conference (2013 APMC) Proc., T3D-3 , 2013.12 , There is Review , The Multiple Authorship , English
Performance evaluation of short-range MIMO using a method for controlling phase difference between each propagation channel , Kazumitsu Sakamoto, Ken Hiraga, Tomohiro Seki, Tadao Nakagawa, and Kazuhiro Uehara , IEICE Trans. Commun. , vol.E96-B (10) (p.2513 - 2520) , 2013.10 , There is Review , The Multiple Authorship , English
409-Tb/s + 409-Tb/s crosstalk suppressed bidirectional MCF transmission over 450 km using propagation-direction interleaving , Akihide Sano, Hidehiko Takara, Takayuki Kobayashi, Hiroto Kawakami, Hiroki Kishikawa, Tadao Nakagawa, Yutaka Miyamoto, Yoshiteru Abe, Hirotaka Ono, Kota Shikama, Munehiko Nagatani, Takayoshi Mori, Yusuke Sasaki, Itaru Ishida, Katsuhiro Takenaga, Shoichiro Matsuo, Kunimasa Saitoh, Masanori Koshiba, Makoto Yamada, Hiroji Masuda, and Toshio Morioka , Optics Express , vol.21 (14) (p.16777 - 16783) , 2013.07 , There is Review , The Multiple Authorship , English
Concept of and transceiver for a 60-GHz high-speed non-contact transmission system , Tadao Nakagawa, Tomohiro Seki, Munenari Kawashima, Toshimitsu Tsubaki, Ken Hiraga, Masashi Shimizu, and Kazuhiro Uehara , Global Symposium of Millimeter Waves 2013 (GSMM 2013) Proc., M3-2 , 2013.04 , There is Review , The Multiple Authorship , English
Effects of weight errors on capacity in simple decoding of short-range MIMO transmission , Ken Hiraga, Kazumitsu Sakamoto, Tomohiro Seki, Tadao Nakagawa, and Kazuhiro Uehara , IEICE Communications Express , vol.2 (5) (p.193 - 199) , 2013.03 , There is Review , The Multiple Authorship , English
An SDM method utilizing height pattern due to two-ray fading characteristics , Ken Hiraga, Kazumitsu Sakamoto, Kentaro Nishimori, Tomohiro Seki, Tadao Nakagawa, and Kazuhiro Uehara , IEEE Antennas and Wireless Propagation Letters , vol.12 (p.1622 - 1626) , 2013.01 , There is Review , The Multiple Authorship , English
A method for controlling phase difference between propagation channels for short-range MIMO transmission , Kazumitsu Sakamoto, Ken Hiraga, Tomohiro Seki, Tadao Nakagawa, and Kazuhiro Uehara , 2012 International Symposium on Antennas & Propagation (ISAP 2012) Proc. (p.754 - 757) , 2012.10 , There is Review , The Multiple Authorship , English
Fast chromatic dispersion estimation for coherent optical transmission systems , Koichi Ishihara, Etsushi Yamazaki, Tadao Nakagawa, Riichi Kudo, Takayuki Kobayashi and Yutaka Miyamoto , Electronics Letters , vol.48 (20) (p.1290 - 1292) , 2012.09 , There is Review , The Multiple Authorship , English
(Invited paper) Frequency-domain signal processing for chromatic dispersion equalization and carrier frequency offset estimation in optical coherent receivers , Tadao Nakagawa, Koichi Ishihara, Riichi Kudo, Takayuki Kobayashi, and Yutaka Miyamoto , Signal Processing in Photonic Communications (SPPcom) Proc., SpTh1B.4 , 2012.06 , There is Review , The Multiple Authorship , English
Hybrid 40-Gb/s and 100-Gb/s PDM-QPSK DWDM transmission using real-time DSP in field testbed , Shuto Yamamoto, Tetsuro Inui, Hiroto Kawakami, Shogo Yamanaka, Takeshi Kawai, Takashi Ono, Kunihiko Mori, Masahiro Suzuki, Ayako Iwaki, Tomoyoshi Kataoka, Mitsunori Fukutoku, Tadao Nakagawa, Toshikazu Sakano, Masahito Tomizawa, Yutaka Miyamoto, Senichi Suzuki, Kouichi Murata, Takashi Kotanigawa, and Akio Maeda , Optical Fiber Communication Conference and Exposition 2012 (OFC 2012) Proc., JW2A.4 , 2012.03 , There is Review , The Multiple Authorship , English
Blind frequency-dependent IQ imbalance compensation scheme using CMA for OFDM system , Munehiro Matsui, Tadao Nakagawa, Riichi Kudo, Koichi Ishihara, and Masato Mizoguchi , 22nd IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2011) Dig. (p.1369 - 1373) , 2011.09 , There is Review , The Multiple Authorship , English
A band-divides receiver prototype for wideband optical signals , Munehiro Matsui, Riichi Kudo, Yasushi Takatori, Tadao Nakagawa, Koichi Ishihara, Masato Mizoguchi,, Takayuki Kobayashi and Yutaka Miyamoto , IEICE Trans. Commun. , vol.E94-B (7) (p.1801 - 1808) , 2011.07 , There is Review , The Multiple Authorship , English
Fast optical channel recovery in field demonstration of 100-Gbit/s Ethernet over OTN using real-time DSP , Etsushi Yamazaki, Shogo Yamanaka, Yoshiaki Kisaka, Tadao Nakagawa, Koichi Murata, Eiji Yoshida, Toshikazu Sakano, Masahito Tomizawa, Yutaka Miyamoto, Shinji Matsuoka, Junichiro Matsui, Atsufumi Shibayama, Jun-ichi Abe, Yuichi Nakamura, Hidemi Noguchi, Kiyoshi Fukuchi, Hiroshi Onaka, Katsumi Fukumitsu, Kousuke Komaki, Osamu Takeuchi, Yuichiro Sakamoto, Hisao Nakashima, Takashi Mizuochi, Kazuo Kubo, Yoshikuni Miyata, Hiroshi Nishimoto, Susumu Hirano, and Kiyoshi Onohara , Optics Express , vol.19 (14) (p.13179 - 13184) , 2011.07 , There is Review , The Multiple Authorship , English
Ultra high capacity transmission based on high-order QAM for future optical transport networks , Takayuki Kobayashi, Akihide Sano, Akihiko Matsuura, Tadao Nakagawa, Eiji Yoshida, and Yutaka Miyamoto , Signal Processing in Photonic Communications (SPPcom) Proc., SPMA3 , 2011.06 , There is Review , The Multiple Authorship , English
120-Gb/s PDM 64-QAM transmission over 1,280 km using multi-staged nonlinear compensation in digital coherent receiver , Takayuki Kobayashi, Akihide Sano, Akihiko Matsuura, Etsushi Yamazaki, Eiji Yoshida, Yutaka Miyamoto, Tadao Nakagawa, Yohei Sakamaki and Takayuki Mizuno , Optical Fiber Communication Conference and Exposition 2011 (OFC 2011) Proc., OThF6 , 2011.03 , There is Review , The Multiple Authorship , English