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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WBS | 2017-10-13 10:00 |
Wakayama | Rivage Spa Hikigawa (Nanki Shirahama) | A Study on Signature Codes and Bit Error Rate Performance of Synchronous Optical CDMA with MUI Cancellation Tomoko K. Matsushima, Agus Susilo, Ryo Kawamoto, Shinichiro Miyazaki, Kotoku Omura, Shoichiro Yamasaki (Polytechnic Univ.)  WBS2017-31 |
In direct-detection synchronous optical CDMA systems, unipolar codes are used as signature codes. Available number of si... [more] | WBS2017-31 pp.45-50 |
| WBS, SAT (Joint) |
2017-05-25 14:25 |
Tochigi | Utsunomiya Univ. Yoto Campus | A Study on Design of Two-Layered Pseudo-Noise Code for Optical-Wireless Code Shift Keying/Synchronous CDMA Takashi Tokunaga, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2017-1 |
In this paper, a design of two-layered pseudo-noise (PN) code for optical-wireless code shift keying (CSK) is considere... [more] |
WBS2017-1 pp.1-5 |
| WBS | 2016-10-06 13:00 |
Kanagawa | National Defense Academy | [Poster Presentation]
Influence of spread codes on the performance of the wireless optical CDMA system with variable threshold hard limiters Yamamoto Yusuke, Kobayashi Kentaro, Okada Hiraku, Katayama Masaaki (Nagoya Univ.) WBS2016-40 |
The system discussed in this report is a data collection system using wireless optical CDMA (Code Division Multiple Acce... [more] | WBS2016-40 pp.47-52 |
| PN | 2016-03-08 13:50 |
Okinawa | Okinawaken Seinenkaikan | Cascaded SSFBG Encoder/Decoder for 10G-WDM-OCDMA system Ryosuke Tamada, Ryosuke Matsumoto (Osaka Univ.), Hiroki Ishihara, Koji Omichi (Fujikura), Ken-ichi Kitayama (Osaka Univ.) PN2015-119 |
WDM-OCDMA using multiple wavelengths and optical codes can increase the number of subscribers. Superstructured Fiber Bra... [more] | PN2015-119 pp.91-97 |
| RCS, IN (Joint) |
2015-05-21 17:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Wireless Access Schemes and Its Applications
-- From Ultrasound Communication to Optical Wireless Communication -- Shigeru Shimamoto (Waseda Univ.) IN2015-11 RCS2015-32 |
Wireless access schemes have been researched for a long time. It has started with ALOHA, the first-implemented random ac... [more] | IN2015-11 RCS2015-32 p.53(IN), p.47(RCS) |
| RCS, NS (Joint) |
2014-12-19 15:45 |
Mie | Iseshi-Kanko-Bunka-Kaikan (Mie) | Impact of Signal Intensity Differences on the BER Performance of Asynchronous Wireless Optical CDMA Systems Yusuke Yamamoto, Kentaro Kobayashi, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) RCS2014-267 |
For asynchronous multiple access in optical wireless systems, we introduce optical CDMA technology.In wireless communica... [more] | RCS2014-267 pp.277-281 |
| ISEC, IT, WBS | 2014-03-10 13:20 |
Aichi | Nagoya Univ., Higashiyama Campus | Study on Visible Light CDMA Systems Using MUI Cancellers with Inverted MPSCs Tomoko K. Matsushima, Shiho Sasaki, Masaki Kakuyama, Shoichiro Yamasaki (Polytechnic Univ.), Yuya Murata (Tokyo Inst. of Tech.), Yasuaki Teramachi (Brain Functions Lab.) IT2013-70 ISEC2013-99 WBS2013-59 |
Visible light communication systems are suitable to realize secure indoor networks. In this paper, an optical CDMA schem... [more] | IT2013-70 ISEC2013-99 WBS2013-59 pp.101-106 |
| SIP, CAS, MSS, VLD | 2013-07-12 16:20 |
Kumamoto | Kumamoto Univ. | A Study on SIK Optical CDMA Communications Using Orthogonal Binary Sequence Shinsuke Murakami, Akio Tsuneda (Kumamoto Univ.) CAS2013-35 VLD2013-45 SIP2013-65 MSS2013-35 |
The SIK (sequence inversion keyed) CDMA system has been proposed as one of optical CDMA (code division multiple access) ... [more] | CAS2013-35 VLD2013-45 SIP2013-65 MSS2013-35 pp.195-199 |
| CS | 2013-07-04 11:40 |
Okinawa | Fukugogata-Kokyo-Shisetsu (Yonaguni Island) | A Study on Optical Orthogonal Codes with Multiple Bit Rates and Multiple Chip Rates Tetsuo Tsujioka (Osaka City Univ.) CS2013-14 |
The author has investigated the new optical orthogonal codes (OOCs) with not only multiple chip rates but also multiple ... [more] | CS2013-14 pp.35-39 |
| SIS | 2013-06-13 11:10 |
Kagoshima | Houzan Hall (Kagoshima) | A Study on Visible Light CDMA Systems Using Inverted MPSC Sequences Tomoko K. Matsushima, Masaki Kakuyama, Kotoku Omura, Shoichiro Yamasaki (Polytechnic Univ.), Yuya Murata (Tokyo Institute of Technology), Yasuaki Teramachi (Brain Functions Lab., Inc.) SIS2013-3 |
Visible light communication systems are suitable to realize secure indoor networks. In this paper, an optical CDMA schem... [more] | SIS2013-3 pp.11-16 |
| PN | 2013-03-12 14:10 |
Okinawa | Okinawa-ken Seinen-Kaikan | Prevention Properties of Optical-CDMA and Y-00 Quantum Stream Cipher against Signal Altenation Attacks Takehisa Iwakoshi, Osamu Hirota (Tamagawa Univ.) PN2012-89 |
In the modern society, mathematical ciphers are often used to protect transmitted data. However, there are possibilities... [more] | PN2012-89 pp.65-69 |
| OFT, OPE, OCS (Joint) [detail] |
2013-03-01 15:50 |
Tokyo | Demonstration of full-duplex, Asynchronous 4user x 40Gbps OCDMA-PON system using SSFBG Encoder/Decoders and a Multi-port Encoder/Decoder Ryosuke Matsumoto, Takahiro Kodama (Osaka Univ.), Satoshi Shimizu (NICT), Ryujiro Nomura, Koji Omichi (Fujikura Ltd.), Naoya Wada (NICT), Ken-ichi Kitayama (Osaka Univ.) OCS2012-113 OPE2012-207 |
It is required to realize the cost-effective optical access network that has higher capacity than 10G-EPON (10 Gigabit-E... [more] | OCS2012-113 OPE2012-207 pp.87-91(OCS), pp.107-111(OPE) |
|
| CAS | 2013-01-29 15:15 |
Oita | Beppu International Convention Center | BER Evaluation of Asynchronous SIK Optical CDMA Communications Using Spreading Codes with Negative Auto-Correlation Seiji Araki, Akio Tsuneda (Kumamoto Univ.) CAS2012-88 |
The SIK (sequence inversion keyed) CDMA system has been proposed as one of optical CDMA (code division multiple access) ... [more] | CAS2012-88 pp.125-128 |
| CS | 2012-07-12 09:35 |
Kagoshima | China-cho-Kominkan (Okinoerabu Island) | A Study on Variable Chip Rate Optical Orthogonal Codes with Unequal Bit Rates Tetsuo Tsujioka (Osaka City Univ.) CS2012-25 |
Optical orthogonal codes (OOC) have been studied by many researchers to improve its flexibility such as variable code le... [more] | CS2012-25 pp.11-15 |
| OCS, OFT, ITE-BCT, IEE-CMN (Joint) [detail] |
2011-11-17 13:05 |
Shimane | Shimane Univ. | High security M-ary OCDMA system: principle demonstration and analysis of performance Takahiro Kodama (Osaka Univ.), Nobuyuki Kataoka, Naoya Wada (NICT), Gabriella Cincotti (Univ. Rome Tre), Xu Wang (Heriot-Watt Univ.), Ken-ichi Kitayama (Osaka Univ.) OCS2011-98 |
Optical code division multiplexing (OCDM) is a promising candidate for secure multiplexing systems. To improve data conf... [more] | OCS2011-98 pp.33-38 |
| NS | 2011-10-13 11:15 |
Aichi | Nagoya Institute of Technology | Interference Avoidance Using Uneven Intensity Spreading Scheme for OCDMA Shoichiro Matsumoto, Koji Kamakura (ChibaTech) NS2011-85 |
We propose an interference avoidance architecture using uneven spreading as a media access mechanism for optical code di... [more] | NS2011-85 pp.19-24 |
| CS | 2011-07-07 13:00 |
Okinawa | Kumejima | [Invited Talk]
A Study on Design of Optical Orthogonal Codes with Variable Chip Rates
-- Some Issues Related to Asymmetry of Pulse Interval Distributions -- Tetsuo Tsujioka, Hiromi Yamamoto (Osaka City Univ.) CS2011-15 |
Optical orthogonal codes (OOC) have been studied by many researchers to increase its flexibility such as variable code l... [more] | CS2011-15 pp.29-34 |
| OCS, OPE (Joint) |
2011-05-13 18:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Report on OFC/NFOEC 2011
-- Access Systems -- Naoki Suzuki (Mitsubishi Electric) OCS2011-10 OPE2011-14 |
This paper introduces hot topics of latest and innovative technologies regarding optical access systems reported on OFC/... [more] | OCS2011-10 OPE2011-14 pp.41-44(OCS), pp.27-30(OPE) |
| CS, SIP, CAS | 2011-03-03 15:20 |
Okinawa | Ohhamanobumoto memorial hall (Ishigaki)( | A Study on Design of Optical Orthogonal Codes with Multiple Chip Rates
-- A trial design based on the BIBD technique -- Tetsuo Tsujioka, Hiromi Yamamoto (Osaka City Univ.) CAS2010-117 SIP2010-133 CS2010-87 |
This paper studies a design of optical orthogonal codes (OOC) with multiple chip rates. In the previous works, the auth... [more] |
CAS2010-117 SIP2010-133 CS2010-87 pp.91-95 |
| WBS, SAT (Joint) |
2010-06-10 15:40 |
Okinawa | Okinawa-ken-Seinen-Kaikan | A Study on Multi-Users Access in Energy Detection UWB-IR Receiver Masaya Sasaki, Junpei Ohno, Hiroyoshi Ohno, Kohei Ohno, Makoto Itami (Tokyo Univ. of sci.) WBS2010-4 |
This paper discusses a multi-user access technique for Ultra-wideband Impulse Radio (UWB-IR) system in energy detection... [more] |
WBS2010-4 pp.17-22 |
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