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ORCIDKenji Ishii
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2020 – today
- 2024
[c11]Tsuyoshi Yoshida, Isamu Kudo, Kenji Ishii, Hideo Yoshida, Hidenori Shimizu, Susumu Hirano, Yoshiaki Konishi, Magnus Karlsson, Erik Agrell:
High-Speed Multilevel Coded Modulation and Soft Performance Monitoring in Optical Communications. OFC 2024: 1-3- 2020
- [j12]Kenji Ishibashi, Yoshiharu Miura, Kosei Hirata, Jun Toyohara, Kenji Ishii:
Relationship between the temporal course of astrogliosis and symptom improvement in cerebral infarction: report of a case monitored using 18F-THK5351 positron emission tomography. BMC Medical Imaging 20(1): 81 (2020)
2010 – 2019
- 2017
- [c10]Soichiro Kametani, Kazuo Kubo, Kenji Ishii, Keisuke Dohi, Takashi Sugihara:
Significance of Adaptive Co-operation of Modulation Format and FEC for Energy Saving in Optical Networks. ECOC 2017: 1-3 - 2015
- [c9]Kenji Ishii, Keisuke Dohi, Kazuo Kubo, Kenya Sugihara, Yoshikuni Miyata, Takashi Sugihara:
A study on power-scaling of triple-concatenated FEC for optical transport networks. ECOC 2015: 1-3 - [c8]Kenji Ishii, Yuki Yoshida
, Kiyoshi Onohara, Masaki Noda, Masamichi Nogami, Akihiro Maruta, Ken-ichi Kitayama:
Demonstration of no-guard-band coherent IFDMA/OFDMA/SC-FDMA-PON co-existence uplink system using real-time IFDMA transmitter. OFC 2015: 1-3 - 2014
- [c7]Yuki Yoshida, Akihiro Maruta, Kenji Ishii, Kiyoshi Onohara, Yuji Akiyama, Masaki Noda, Masamichi Nogami, Kazuumi Koguchi, Takashi Mizuochi, Ken-ichi Kitayama:
3×ONU no-guard-band coherent OFDMA-PON uplink over 40km SMF link using real-time IFDMA transmitter with free-running 100kHz linewidth source. ECOC 2014: 1-3 - [c6]Kenji Ishii, Yuki Yoshida, Kiyoshi Onohara, Masaki Noda, Masamichi Nogami, Akihiro Maruta, Takashi Mizuochi, Ken-ichi Kitayama:
Demonstration of 3-ONU multiplexed coherent IFDMAPON uplink system using real-time prototypes. OFC 2014: 1-3 - 2013
- [j11]Kenji Ishii, Kiyoshi Onohara, Yuji Akiyama, Masaki Noda, Masamichi Nogami, Kazuumi Koguchi, Yuki Yoshida, Akihiro Maruta, Takashi Mizuochi, Ken-ichi Kitayama:
Implementation of Power-Efficient ONU for Elastic-Bandwidth IFDMA-PON Uplink by Employing Polar-Coordinate Transformed PSK Mapping [Invited]. JOCN 5(10): A249-A256 (2013) - [c5]Ken-ichi Kitayama, Yuki Yoshida, Akihiro Maruta, Kenji Ishii, Yuji Akiyama, Masaki Noda, Kazuumi Koguchi, Masamichi Nogami, Kiyoshi Onohara, Takashi Mizuochi:
Elastic and green optical access based upon coherent interleaved frequency division multiple access (IFDMA). OFC/NFOEC 2013: 1-3 - 2012
- [c4]Satoshi Yoshima, Masaki Noda, Eitetsu Igawa, Satoshi Shirai, Kenji Ishii, Masamichi Nogami, Junichi Nakagawa:
Recent progress of high-speed burst-mode transceiver technologies for TDM-PON systems. WOCC 2012: 59-62 - 2011
- [j10]Yukihisa Suzuki, Motohiro Kiyosawa, Masato Wakakura, Manabu Mochizuki, Kenji Ishii:
Gray matter density increase in the primary sensorimotor cortex in long-term essential blepharospasm. NeuroImage 56(1): 1-7 (2011)
2000 – 2009
- 2008
- [j9]Mika Naganawa, Yuichi Kimura, Junichi Yano, Masahiro Mishina, Masao Yanagisawa, Kenji Ishii, Keiichi Oda, Kiichi Ishiwata:
Robust estimation of the arterial input function for Logan plots using an intersectional searching algorithm and clustering in positron emission tomography for neuroreceptor imaging. NeuroImage 40(1): 26-34 (2008) - 2007
- [j8]Mika Naganawa, Yuichi Kimura, Kenji Ishii, Keiichi Oda, Kiichi Ishiwata:
Temporal and spatial blood information estimation using Bayesian ICA in dynamic cerebral positron emission tomography. Digit. Signal Process. 17(5): 979-993 (2007) - [j7]Muneyuki Sakata, Yuichi Kimura, Mika Naganawa, Keiichi Oda, Kenji Ishii, Kunihiro Chihara, Kiichi Ishiwata:
Mapping of human cerebral sigma1 receptors using positron emission tomography and [11C]SA4503. NeuroImage 35(1): 1-8 (2007) - 2006
- [j6]Yuichi Kimura, Mika Naganawa, Jun Yamaguchi, Yuki Takabayashi, Akihiko Uchiyama, Keiichi Oda, Kenji Ishii, Kiichi Ishiwata:
MAP-based kinetic analysis for voxel-by-voxel compartment model estimation: Detailed imaging of the cerebral glucose metabolism using FDG. NeuroImage 29(4): 1203-1211 (2006) - 2005
- [j5]Mika Naganawa, Yuichi Kimura, Tadashi Nariai, Kenji Ishii, Keiichi Oda, Yoshitsugu Manabe, Kunihiro Chihara, Kiichi Ishiwata:
Omission of serial arterial blood sampling in neuroreceptor imaging with independent component analysis. NeuroImage 26(3): 885-890 (2005) - [j4]Mika Naganawa, Yuichi Kimura, Kenji Ishii, Keiichi Oda, Kiichi Ishiwata, Ayumu Matani:
Extraction of a plasma time-activity curve from dynamic brain PET images based on independent component analysis. IEEE Trans. Biomed. Eng. 52(2): 201-210 (2005) - 2003
- [j3]Masahiro Mishina, Michio Senda, Motohiro Kiyosawa, Kiichi Ishiwata, Anne G. De Volder, Hideki Nakano, Hinako Toyama, Keiichi Oda, Yuichi Kimura, Kenji Ishii, Touru Sasaki, Masashi Ohyama, Yuichi Komaba, Shirou Kobayashi, Shin Kitamura, Yasuo Katayama:
Increased regional cerebral blood flow but normal distribution of GABAA receptor in the visual cortex of subjects with early-onset blindness. NeuroImage 19(1): 125-131 (2003) - 2002
- [j2]Ben Xu, Jordan Henry Grafman, William D. Gaillard, Marianna Spanaki, Kenji Ishii, Lyn M. Balsamo, Milan Makale, William H. Theodore:
Neuroimaging Reveals Automatic Speech Coding during Perception of Written Word Meaning. NeuroImage 17(2): 859-870 (2002) - 2000
- [c3]Itaru F. Tatsumi, Michio Senda, Kenji Ishii, Masahiro Mishina, Masashi Oyama, Hinako Toyama, Keiichi Oda, Masayuki Tanaka, Yasuyuki Gondo:
Brain regions responsible for word retrieval, speech production and deficient word fluency in elderly people: a PET activation study. INTERSPEECH 2000: 5-10
1990 – 1999
- 1997
- [j1]S. Endo, Hinako Toyama, Yuichi Kimura, Kenji Ishii, Michio Senda, Motohiro Kiyosawa, A. Uchryama:
Mapping Visual Field with Positron Emission Tomography by Mathematical Modeling of the Retinotopic Organization in the Calcarine Cortex. IEEE Trans. Medical Imaging 16(3): 252-260 (1997) - [c2]Minoru Inamori, Kenji Ishii, Akihiro Tsutsui, Kazuhiro Shirakawa, Hiroshi Nakada, Toshiaki Miyazaki:
A New Processor Architecture for Digital Signal Transport Systems. ICCD 1997: 157-162 - 1996
- [c1]Toshiaki Miyazaki, Akihiro Tsutsui, Kenji Ishii, Naohisa Ohta:
FACT: Co-evaluation Environment for FPGA Architecture and CAD System. FPL 1996: 34-43
Coauthor Index
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