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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SeMI, IPSJ-MBL, IPSJ-UBI | 2020-03-02 13:50 |
Online | Online | Irregular Frameless ALOHA Based on Geometric Structure of Devices Masaru Oinaga, Koji Ishibashi (UEC)  SeMI2019-124 |
In the conventional frameless ALOHA scheme, the transmission probability is shared among all users. Furthermore, it is p... [more] | SeMI2019-124 pp.65-70 |
| SR | 2019-11-05 10:50 |
Overseas | Rutgers University Inn & Conference Center, NJ, USA | [Poster Presentation]
Received-Power-Aware Frameless ALOHA for Non-Orthogonal Multiple Access Masaru Oinaga, Shun Ogata, Koji Ishibashi (UEC) SR2019-84 |
In a system such as mMTC (massive Machine Type Communication), the network is typically uplink-dominant, where the numbe... [more] | SR2019-84 p.51 |
| SR, SRW (Joint) |
2017-10-24 14:00 |
Overseas | Grand Hotel Palatino, Rome, Italy | [Poster Presentation]
Received-Power-Aware Design of Transmission Probability for Frameless ALOHA Shun Ogata, Koji Ishibashi (Univ. Electro-Comm.) SR2017-93 SRW2017-43 |
We investigate a design of transmission probability for frameless ALOHA by taking the distribution of received power int... [more] | SR2017-93 SRW2017-43 pp.73-74(SR), pp.67-68(SRW) |
| RCS | 2017-04-25 09:50 |
Kagawa | Kotohira Onsen Kotosankaku | On Generalized Analysis for Packet Loss Rate of Frameless ALOHA with Multiple Base Station Cooperation Shun Ogata, Koji Ishibashi (The Univ. Electro-Commun.), Giuseppe Abreu (Jacobs Univ. Bremen) RCS2017-17 |
We study frameless ALOHA with multiple base station (BS) cooperation and discuss the performance improvement via the coo... [more] | RCS2017-17 pp.83-88 |
| IT, SIP, RCS | 2017-01-19 15:20 |
Osaka | Osaka City Univ. | A Study on Efficient Packet Demodulation of Frameless ALOHA Shun Ogata, Koji Ishibashi (The Univ. Electro-Commun.) IT2016-74 SIP2016-112 RCS2016-264 |
Generalized tree-structured expectation propagation (GTEP) decoder for low-density parity check codes over binary erasur... [more] | IT2016-74 SIP2016-112 RCS2016-264 pp.165-170 |
| RCS | 2016-06-24 14:15 |
Okinawa | Univ. of the Ryukyus | Optimization of Degree Distribution for Coded Frameless ALOHA Shun Ogata, Koji Ishibashi (Univ. Electro-Commun.) RCS2016-89 |
Frameless ALOHA is a random access scheme, where users transmit their packets with the given transmission probability, a... [more] | RCS2016-89 pp.251-256 |
| RCS | 2016-04-22 15:00 |
Aomori | Romantopia, A Landscape of Forest and Stars, Hirosaki City | On Packet Loss Rate of Coded Frameless ALOHA for Massive Random Access Shun Ogata, Koji Ishibashi (Univ. Electro-Commun.) RCS2016-22 |
Frameless ALOHA is a random access scheme, where users transmit their packets with the given transmission probability an... [more] | RCS2016-22 pp.123-128 |
| RCS, IT, SIP | 2016-01-18 15:10 |
Osaka | Kwansei Gakuin Univ. Osaka Umeda Campus | [Invited Lecture]
Wireless Communications on Graphs: Fundamentals and Applications Koji Ishibashi (The Univ. of Electro-Communications) IT2015-74 SIP2015-88 RCS2015-306 |
This paper introduces fundamentals of codes-on-graph approaches and show that wireless systems can be efficiently design... [more] | IT2015-74 SIP2015-88 RCS2015-306 pp.155-160 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-29 13:10 |
Nagano | JA Naganoken Bldg. | Optimization of Target Degrees for Frameless ALOHA with Multiple Base Stations Shun Ogata, Koji Ishibashi (The Univ. Electro-Comm.), Giuseppe Abreu (Jacobs Univ. Bremen) RCS2015-100 |
In this paper, we focus on a frameless ALOHA with two base stations (BSs). Frameless ALOHA with multiple BSs can be repr... [more] | RCS2015-100 pp.1-6 |
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