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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 17 of 17  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
CS, OCS
(Joint)
2020-01-16
16:15
Oita Beppu Housensou Hotel (Oita Pref.) [Special Invited Talk] Recent research trend of photonic components as a key to optical network evolution
Toshio Watanabe (Kagoshima Univ.) CS2019-92
For continuous evolution of optical network from core, metro to access, further development of photonic components is re... [more] CS2019-92
pp.23-26
MW
(2nd)
2018-06-27
- 2018-06-29
Overseas KMITL, Bangkok, Thailand 2-D Flat Lenses Based on Transformation Electromagnetics
Tsutomu Nagayama, Seiji Fukushima, Toshio Watanabe (Kagoshima Univ.)
2-D flat lenses based on transformation electromagnetics are presented. These are lenses mimicking original lenses and a... [more]
NS, IN
(Joint)
2018-03-02
14:10
Miyazaki Phoenix Seagaia Resort Study on hot-spot detection in an ICT rack by using thermography
Toshio Watanabe, Katsuya Hayashi, Takashi Furutani, Yuriko Tanaka (NTT) NS2017-228
We are studying on a method for efficiently recognizing hot spot which decreases the cooling efficiency of air condition... [more] NS2017-228
pp.339-344
OPE 2017-12-07
13:15
Okinawa   [Poster Presentation] Temporal Response Difference between Thermo-Optic Switch and Variable Optical Attenuator
Wataru Yamauchi, Toshio Watanabe, Tsutomu Nagayama, Seiji Fukushima (Kagoshima Univ.) OPE2017-104
A Mach-Zehnder interferometer based on optical waveguides with a thermo-optic phase shifter operates as both optical swi... [more] OPE2017-104
pp.79-82
OPE 2017-12-07
13:15
Okinawa   [Poster Presentation] Arrayed-waveguide optical switch with low crosstalk
Shuhei Shimada, Toshio Watanabe, Tsutomu Nagayama, Seiji Fukushima (Kagoshima Univ) OPE2017-106
We describe a new design concept of a 1 × N arrayed-waveguide optical switch. While the optical power ratio between arra... [more] OPE2017-106
pp.89-92
WIT, SP, ASJ-H, PRMU 2015-06-19
14:50
Niigata   Method of disaggregating appliances from an aggregate current waveform on a power distribution board where some appliances have current waveforms that vary nonlinearly
Fumihiko Ishiyama, Toshio Watanabe, Hiroshi Inoue, Takashi Ohyama (NTT) PRMU2015-64 SP2015-33 WIT2015-33
We are studying a method of disaggregating appliances from an aggregate current waveform on a power distribution board. ... [more] PRMU2015-64 SP2015-33 WIT2015-33
pp.187-190
LOIS 2015-03-05
13:40
Okinawa   Analyzing power consumption of individual nonstationary appliances from current waveform at power distribution board
Fumihiko Ishiyama, Toshio Watanabe, Hiroshi Inoue, Takashi Ohyama (NTT) LOIS2014-70
We are investigating a method to estimate the power of individual home appliances from the current waveform of the power... [more] LOIS2014-70
pp.55-60
ICM, LOIS 2015-01-15
14:10
Fukuoka Kanmon Straits & Mojiko Retro Operating state estimation of electric appliances based on power-time-series at a distribution board
Hiroshi Inoue, Fumihiko Ishiyama, Toshio Watanabe, Takashi Ohyama (NTT) ICM2014-35 LOIS2014-42
We study a method based on the naive Bayes classifier for estimating an On/Off state of air-conditioners by using statis... [more] ICM2014-35 LOIS2014-42
pp.19-22
EE, IEE-HCA 2014-05-29
11:00
Tokyo The Kikai Shinko Kaikan building Study on power estimation method of individual equipment from the aggregated current waveform of the entire household
Fumihiko Ishiyama, Hiroshi Inoue, Toshio Watanabe, Takashi Ohyama (NTT) EE2014-3
We are investigating a method to estimate the power of individual home appliances from the current waveform of the distr... [more] EE2014-3
pp.13-18
EE, IEE-HCA 2014-05-29
11:30
Tokyo The Kikai Shinko Kaikan building Estimating on/off state of electric appliances by using statistical features of power-time-series -- Evaluating effectiveness of the feature, Evaluating estimation accuracy --
Hiroshi Inoue, Fumihiko Ishiyama, Toshio Watanabe, Takashi Ohyama (NTT) EE2014-4
A method for estimating an On/Off state of air-conditioners using statistical features extracted from time series of ove... [more] EE2014-4
pp.19-23
LQE, CPM, EMD, OPE, R 2012-08-24
15:00
Miyagi Tohoku Univ. Spatial beam transformer for wavelength selective switch integrated on silica-based planar lightwave circuit
Kazunori Seno, Kenya Suzuki, Naoki Ooba, Toshio Watanabe, Masayuki Itoh, Tadashi Sakamoto, Tetsuo Takahashi (NTT) R2012-47 EMD2012-53 CPM2012-78 OPE2012-85 LQE2012-51
We propose a spatial beam transformer (SBT) for a wavelength selective switch, which is monolithically integrated on a s... [more] R2012-47 EMD2012-53 CPM2012-78 OPE2012-85 LQE2012-51
pp.127-132
OCS, LQE, OPE 2011-10-28
13:55
Kochi Kochi University of Technology PLC-based Transponder Aggregator for Colorless/Directionless/Contentionless-ROADM
Toshio Watanabe, Kenya Suzuki, Takashi Goh, Kuninori Hattori, Atsushi Mori, Tetsuo Takahashi, Tadashi Sakamoto (NTT), Keiichi Morita, Shunichi Sohma, Shin Kamei (NEL) OCS2011-89 OPE2011-127 LQE2011-90
We describe a compact transponder aggregator (TPA) based on a splitter-switch architecture using PLC technology. This TP... [more] OCS2011-89 OPE2011-127 LQE2011-90
pp.181-186
CPM, OPE, LQE, EMD 2011-08-26
09:50
Hokkaido Hokkaido Univ. Wide-Passband 88-Wavelength Channel-by-Channel Tunable Optical Dispersion Compensator with 50-GHz Channel Spacing
Kazunori Seno, Naoki Ooba, Kenya Suzuki, Toshio Watanabe, Masayuki Itoh, Tadashi Sakamoto (NTT) EMD2011-47 CPM2011-91 OPE2011-82 LQE2011-45
We realized a wide-passband multi-channel tunable optical dispersion compensator for 88 WDM signals with 50-GHz spacing ... [more] EMD2011-47 CPM2011-91 OPE2011-82 LQE2011-45
pp.81-86
EMD, OPE, LQE, CPM 2010-08-27
09:00
Hokkaido Chitose Arcadia Plaza 50-Wavelength Channel-by-Channel Tunable Optical Dispersion Compensator Using Combination of Arrayed-Waveguide Grating and Bulk Grating
Kazunori Seno, Kenya Suzuki, Naoki Ooba, Toshio Watanabe, Masayuki Itoh, Shinji Mino, Tadashi Sakamoto (NTT Corp.) EMD2010-43 CPM2010-59 OPE2010-68 LQE2010-41
We propose a novel optical configuration for a channelized tunable optical dispersion compensator (TODC) with channel-by... [more] EMD2010-43 CPM2010-59 OPE2010-68 LQE2010-41
pp.79-84
CPM, OPE, R 2010-04-16
15:15
Tokyo Kikai-Shinko-Kaikan Bldg. Channelized Tunable Optical Dispersion Compensator Using Silica-based Planar Lightwave Circuits and Free-space Optics
Motohaya Ishii, Naoki Ooba, Kazunori Seno, Takuya Tanaka, Toshio Watanabe, Tadashi Sakamoto (NTT) R2010-5 CPM2010-5 OPE2010-5
We proposed newly channelized tunable optical dispersion compensators (TODCs) consisting of an AWG-based spectrometer an... [more] R2010-5 CPM2010-5 OPE2010-5
pp.23-28
USN, IPSJ-UBI 2009-07-17
14:40
Kyoto ATR (Kyoto) Estrus Detection in Dairy Cattle Using an Acceleration Sensor
Toshio Watanabe (NTT), Kouhei Kitazaki (FARC) USN2009-22
A method for detecting estrus in dairy cattle by using an acceleration sensor is presented. Estrus detection is one of ... [more] USN2009-22
pp.135-139
PRMU, MVE 2008-11-27
17:00
Osaka Osaka Univ. Detection of Landslide Precursor Using Spatiotemporal Gabor Filtering
Ken Okamoto, Toshio Watanabe (NTT), Akitoshi Hanazawa, Takashi Morie (Kyushu Inst. of Tech.), Hiroshi Ban, Yuji Maeda (NTT) PRMU2008-131 MVE2008-80
 [more] PRMU2008-131 MVE2008-80
pp.139-144
 Results 1 - 17 of 17  /   
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