Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-10 11:10 |
Osaka |
I-Site Nanba(Osaka) |
Simple Evaluation through Field Measurements about Outdoor Radio Environment of 920-MHz and 2.4-GHz Band Ikuo Yamashita (KEPCO), Aiji Asano, Tadahiko Sumi (Kanden Engineering) RCC2019-12 |
Wireless communication using 920-MHz and 2.4-GHz band is expanding for the purpose of aggregating sensor data, telemetry... [more] |
RCC2019-12 pp.7-10 |
EMCJ |
2016-09-16 14:10 |
Hyogo |
University of Hyogo |
Study on the Stable Indoor EM Wave Communication System at 920MHz Yuta Sugiyama, Shinichiro Yamamoto, Kenichi Hatakeyama (Univ. of Hyogo), Ikuo Yamashita (Kansai Electric Power) EMCJ2016-55 |
[more] |
EMCJ2016-55 pp.29-34 |
OFT, OCS, IEE-CMN, ITE-BCT (Joint) [detail] |
2009-11-26 14:30 |
Fukushima |
|
A Study on Multi Cell MIMO Applying Radio over Fiber Technique Yasuhiro Kanaoka, Ikuo Yamashita (Kansai Electric Power), Satoru Kashimura, Satoru Shimizu (OKI Electric Industry) |
Radio over fiber technique (ROF) is attractive method for wireless communication. Because the number of wireless equipme... [more] |
OCS2009-85 OFT2009-53 pp.15-19(OCS), pp.1-5(OFT) |
OFT, OCS, ITE-BCT, IEE-CMN (Joint) [detail] |
2008-11-21 11:00 |
Oita |
|
Study on Measurement Technique for Raman Gain Efficiency Distribution Based on Bidirectional OTDR without Pump Light. Kyoichi Oro, Ikuo Yamashita (Kansai Electric Power), Yasuhiro Tsutsumi, Tetsuro Yabu, Masaharu Ohashi (Osaka Prefecture University) |
An indirect measurement technique for Raman gain efficiency distribution along the transmission line based on the OTDR i... [more] |
OCS2008-99 OFT2008-64 pp.81-84(OCS), pp.91-94(OFT) |
OCS, OFT, ITE-BCT, IEE-CMN (Joint) [detail] |
2007-11-22 09:55 |
Osaka |
|
A study of an OTDM access system using all optical parallel/serial conversion technique. Ikuo Yamashita (Kansai Electric), Akihiro Fujii, Hitoshi Murai, Kozo Fujii (OKI) |
An OTDM access system transmitting 4×10Gb/s signal is proposed. All-optical parallel-serial conversion technique using ... [more] |
OCS2007-74 OFT2007-46 pp.13-16(OCS), pp.39-42(OFT) |
OCS |
2007-05-11 14:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A study on 4×10Gb/s-to-40Gb/s parallel/serial conversion Akihiro Fujii, Hitoshi Murai, Kozo Fujii (OKI), Ikuo Yamashita (THE KANSAI ELECTRIC POWER CO., INC) OCS2007-4 |
All-optical signal processing such as optical-switching and optical signal regeneration is one of promising technologies... [more] |
OCS2007-4 pp.17-20 |
ITE-BCT, IEE-CMN, OCS, OFT (Joint) [detail] |
2006-11-16 16:35 |
Tokyo |
|
A Study of Signal Conversion from Mechanical Vibration to Position Modulated Optical Pulses Using a Light Source with Periodic Wavelength Change and an Optical Tunable Filter. Ikuo Yamashita, Kyoichi Oro (KEPCO), Shigeyuki Seikai (T.N.C.T.) |
A novel vibration sensor using a technique of converting the vibration into position modulated optical pulses is describ... [more] |
OCS2006-62 OFT2006-47 pp.7-10(OCS), pp.37-40(OFT) |
IEE-CMN, OFT, OCS, ITE-BCT (Joint) |
2005-11-24 16:30 |
Osaka |
The Kansai Electric Power Co.,INC. |
Transmission Experiment of 80-Gbit/s Based WDM Signal through an OPGW in the Field Ikuo Yamashita, Kyoichi Oro (KEPCO), Shigeyuki Seikai (Takuma) |
Field experiment on 80Gbit/s × 8WDM transmission through an OPGW with 60km × 2span is carried out.
In the experiment,... [more] |
OCS2005-77 OFT2005-45 pp.15-20(OCS), pp.49-54(OFT) |
PN, CS, OCS (Joint) |
2005-05-24 15:15 |
Okinawa |
Hotel Moonbeach (Okinawa) |
Capacity Planning of Survivable Wavelength-Routed Networks for Increase of Traffic Loads Jintae Yu (Osaka Univ.), Ikuo Yamashita, Shigeyuki Seikai (Kansai Power), Ken-ichi Kitayama (Osaka Univ.) |
[more] |
PN2005-17 pp.57-62 |
OCS, OFT, IEE-CMN |
2004-11-26 14:40 |
Oita |
Yufuin Seminer House of Nippon Bunri Universi |
Stability evaluation of Raman amplifier for 1.3 micron band using an optical fiber cable in the field Ikuo Yamashita, Kyoichi Oro, Shigeyuki Seikai (KEPCO), Daisuke Kanaya, Hisashi Sawada (Mitsubishi Cable) |
Discrete Raman amplifier is effective for various wavelength signals, especially for those in access network systems. ... [more] |
OCS2004-138 OFT2004-81 pp.49-54 |