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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR, RCS, SRW (Joint) |
2012-03-07 10:15 |
Kanagawa | YRP | Status report on regulation and standardization for TV white space wireless communication systems in the world Hiroshi Harada, Homare Murakami, Yohannes D. Alemseged, Chen Sun, Tuncer Baykas (NICT)  SR2011-108 |
[more] | SR2011-108 pp.25-32 |
| SR, RCS, SRW (Joint) |
2012-03-07 13:50 |
Kanagawa | YRP | WiFi in TVWS-An overview of IEEE 802.11af Zhou Lan, Chen Sun, Yohannes Alemseged, Gabriel Villardi, Ha-Nguyen Tran, Hiroshi Harada (NICT) SR2011-114 |
[more] | SR2011-114 pp.73-78 |
| SR | 2012-01-27 14:00 |
Kagoshima | Kagoshima | Coexistence of TVWS Secondary Networks via Optimum and Sub-optimum Power Selection Strategies Yohannes D. Alemseged, Gabriel Porto Villardi, Chen Sun, Ha-Nguyen Tran, Hiroshi Harada (NICT) SR2011-98 |
As a recent developments, radio regulatory bodies are introducing flexible use of spectrum such as allowing the use of t... [more] | SR2011-98 pp.119-124 |
| SR | 2012-01-27 14:50 |
Kagoshima | Kagoshima | Available channels determination and white space DB query method Ha Nguyen Tran, Yohannes D. Alemseged, Chen Sun, Hiroshi Harada (NICT) SR2011-100 |
[more] | SR2011-100 pp.131-138 |
| SR | 2012-01-27 15:30 |
Kagoshima | Kagoshima | Coexistence of Secondary User Networks under Primary User Constraints in TV White Space Chen Sun, Gabriel Porto Villardi, Zhou Lan, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada (NICT) SR2011-101 |
[more] | SR2011-101 pp.139-145 |
| SR | 2012-01-27 15:55 |
Kagoshima | Kagoshima | A resource allocation algorithm for WLAN and WRAN system coexistence in TVWS Zhou Lan, Chen Sun, Yohannes Alemseged, Gabriel Villardi, Ha-Nguyen Tran, Hiroshi Harada (NICT) SR2011-102 |
[more] | SR2011-102 pp.147-150 |
| SR | 2011-04-22 11:25 |
Shimane | Matsue Terrsa | Television White Space (TVWS) Geo-Location Database Access by Personal Portable Device Yohannes D. Alemseged, Chen Sun, Zhou Lan, Sum Chin Sean, Ha Nguyen Tran, Gabriel Villardi, Hiroshi Harada (NICT) SR2011-12 |
Cognitive radio system (CRS) that dynamically access radio spectrum based on the availability of unoccupied spectrum has... [more] | SR2011-12 pp.71-75 |
| SR | 2011-04-22 11:50 |
Shimane | Matsue Terrsa | On the Evaluation of the Control Mechanism for Client Devices in P802.11af Chen Sun, Zhou Lan, Yohannes D. Alemseged, Ha Nguyen Tran, Chin Sean Sum, Gabriel Villardi, Hiroshi Harada (NICT) SR2011-13 |
Spectrum scarcity has become one of the limiting factors of the evolution of wireless communication systems to incorpora... [more] | SR2011-13 pp.77-81 |
| SR | 2011-04-22 15:05 |
Shimane | Matsue Terrsa | IEEE 802.11af Standardization Activities:TV White Space Security Issues Chin-Sean Sum, Zhou Lan, Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Gabriel Porto Villardi, Hiroshi Harada (NICT) SR2011-16 |
IEEE 802.11af is the IEEE task group (TG) responsible for specifying the physical (PHY) and medium access control (MAC) ... [more] | SR2011-16 pp.91-96 |
| SR | 2011-04-22 15:30 |
Shimane | Matsue Terrsa | On the Efficiency of Dynamic Frequency Selection Based Coexistence Mechanisms for TV White Space Enabled Cognitive Networks in Japan Gabriel Porto Villardi, Chin-Sean Sum, Chen Sun, Yohannes D. Alemseged, Zhou Lan, Hiroshi Harada (NICT) SR2011-17 |
[more] | SR2011-17 pp.97-103 |
| SAT, RCS (Joint) |
2010-08-27 16:20 |
Kagoshima | Kagoshima Univ. | Cross Layer Design of a Wireless Communication System in TV White Space Chin-Sean Sum, Gabriel Porto Villardi, Junyi Wang, Tuncer Baykas, Zhou Lan, Mohammad Azizur Rahman, Chunyi Song, Chen Sun, Yohannes Alemseged, Ha Nguyen Tran, Stanislav Filin, Hiroshi Harada (NICT) RCS2010-104 |
This paper proposes a cross layer design for a practical cognitive communication system operating in the TV white space ... [more] | RCS2010-104 pp.153-158 |
| SAT, RCS (Joint) |
2010-08-27 16:40 |
Kagoshima | Kagoshima Univ. | Beamforming Based Coexistence Algorithm for Coupled Heterogeneous Networks on TVWS Junyi Wang, Tuncer Baykas, Chen Sun, Zhou Lan, Chin-Sean Sum, Azizur M Rahman, Chunyi Song, Hiroshi Harada (NICT) RCS2010-105 |
[more] | RCS2010-105 pp.159-163 |
| SR | 2010-07-29 14:40 |
Kyoto | ATR (Kyoto) | Coexistence protocols and algorithm for heterogeneous networks Chen Sun, Yohannes Alemseged Demessie, Ha Ngyuen Tran, Hiroshi Harada (NICT) SR2010-21 |
[more] | SR2010-21 pp.31-37 |
| SR | 2010-07-29 15:00 |
Kyoto | ATR (Kyoto) | Coexistence Among Secondary Networks In TVWS Yohannes D. Alemseged, Tuncer Baykas, Ha Nguyen Tran, Chen Sun, Hiroshi Harada (NICT) SR2010-22 |
Temporarily unused frequency bands in the VHF and UHF bands are considered for use on unlicensed basis. The term primary... [more] | SR2010-22 pp.39-44 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-03 15:50 |
Kanagawa | YRP | Whitespace sensing database for cognitive radio systems Ha Nguyen Tran, Yohannes D. Alemseged, Chen Sun, Hiroshi Harada (NICT) SR2009-99 |
[more] | SR2009-99 pp.59-65 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-03 16:20 |
Kanagawa | YRP | Coexistence Manager of Heterogeneous TVWS Networks Chen Sun, Ha Nguyen Tran, Yohannes D. Alemseged, Hiroshi Harada (NICT) SR2009-100 |
This paper address the coexistence issue of cognitive radio system (CRS). In particular we focus on the coexistence of s... [more] | SR2009-100 pp.67-71 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-03 16:40 |
Kanagawa | YRP | Optimization of Transmit Power and Time Slot for Multiple Secondary Users in Cognitive Radio System Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada (NICT) SR2009-101 |
This paper addresses the issues of coexistence for cognitive radio networks. The coexistence consideredinclude the coexi... [more] | SR2009-101 pp.73-78 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-03 17:00 |
Kanagawa | YRP | A Study on Media Access Scheme for Distributed Spectrum Sensing Yohannes D. Alemseged, Ha Nguyen Tran, Chen Sun, Hiroshi Harada (NICT) SR2009-102 |
[more] | SR2009-102 pp.79-84 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-05 14:30 |
Kanagawa | YRP | Cognitive wireless router capable of link aggregation to realize heterogeneous type cognitive radio Kentaro Ishizu, Homare Murakami, Goh Miyamoto, Stanislav Filin, Ha Nguyen Tran, Chen Sun, Yohannes Alemseged Demessie, Hiroshi Harada (NICT) RCS2009-319 MoMuC2009-92 SR2009-116 AN2009-85 |
[more] | RCS2009-319 MoMuC2009-92 SR2009-116 AN2009-85 pp.357-364(RCS), pp.107-114(MoMuC), pp.167-174(SR), pp.95-102(AN) |
| SR | 2010-01-22 13:25 |
Tokyo | Univ. of Electro-Communications | On the Coexistence of Cognitive Radio Systems Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada (NICT) SR2009-87 |
In this paper, we study the coexistence issue of cognitive radio system (CRS) including selfcoexistence among secondary ... [more] | SR2009-87 pp.87-91 |
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