JP6403411B2 - 無線通信方法 - Google Patents
無線通信方法 Download PDFInfo
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- JP6403411B2 JP6403411B2 JP2014075409A JP2014075409A JP6403411B2 JP 6403411 B2 JP6403411 B2 JP 6403411B2 JP 2014075409 A JP2014075409 A JP 2014075409A JP 2014075409 A JP2014075409 A JP 2014075409A JP 6403411 B2 JP6403411 B2 JP 6403411B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
- H04W74/0808—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA
- H04W74/0816—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA carrier sensing with collision avoidance
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
- H04W28/065—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information using assembly or disassembly of packets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
Description
CS 収集制御局
M1、M2、M3、M4 メーター
M5、M6、M7、M8 メーター
Claims (4)
- 収集制御局を根とするツリー型のネットワークにおける無線送受信方法であって、
前記収集制御局を含む1以上の上位端末のそれぞれに対してアソシエーション可能な下位端末の最大数である最大アソシエーション数を決定する工程と、
1以上の前記上位端末のうち、通信チャネルの定義機能を有する上位端末が前記下位端末とのデータの送受信に用いる通信チャネルを決定する工程と、
前記最大アソシエーション数に基づき前記上位端末のそれぞれに対して1以上の前記下位端末がアソシエーションする工程と、
前記上位端末とアソシエーションする1以上の前記下位端末がそれぞれ1以上のデータを生成し、前記通信チャネルを用いて前記上位端末に送信する工程と、
前記上位端末が1以上の前記下位端末から送信されたデータを受信する工程と、
を備えるとともに、前記上位端末よりも更に上位の端末が存在する場合には、
前記上位端末がデータを生成した場合には、前記上位端末が生成したデータと前記下位端末から受信した1以上のデータを結合し、前記上位端末がデータを生成しない場合には前記下位端末から受信した1以上のデータを結合する工程と、
前記上位端末が前記更に上位の端末に対し結合後の前記データを含む1以上のデータを、前記通信チャネルを用いて送信する工程と、
前記更に上位の端末が前記上位端末から送信されたデータを受信する工程と、
を備え、
前記最大アソシエーション数の決定は、前記下位端末が自身から送信される第1データの容量を前記上位端末に通知し、前記上位端末が通知された前記第1データの容量の総和を所定の閾値以下となるように前記最大アソシエーション数を決定することで行われることを特徴とする無線送受信方法。 - 前記上位端末と前記下位端末とのアソシエーションは、アソシエーションを希望する前記下位端末から前記上位端末にアソシエーション希望を通知し、前記上位端末が前記下位端末を、前記アソシエーション希望を受信した順に前記最大アソシエーション数以下となるように承認することで行われることを特徴とする請求項1記載の無線通信方法。
- 前記上位端末と前記下位端末とのアソシエーションは、前記上位端末から前記下位端末に定期的に前記最大アソシエーション数と現在アソシエーションしている前記下位端末の数との差である現在アソシエーション可能な前記下位端末の数を通知し、現在アソシエーション可能な数が1以上である場合に前記通知を受けた前記下位端末が前記上位端末にアソシエーション希望を送信することで行われることを特徴とする請求項1又は2に記載の無線通信方法。
- 前記更に上位の端末がデータを生成した場合には、前記更に上位の端末が生成したデータと前記上位端末から受信した1以上のデータを結合し、前記更に上位の端末がデータを生成しない場合には、前記上位端末から受信した1以上のデータを結合する工程と、
前記更に上位の端末が前記収集制御局に対し結合後の前記データを含む1以上のデータを、前記通信チャネルを用いて送信する工程と、
前記収集制御局が前記更に上位の端末から送信されたデータを受信する工程と、
を、さらに備えることを特徴とする請求項1乃至3の何れか1項記載の無線通信方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014075409A JP6403411B2 (ja) | 2014-04-01 | 2014-04-01 | 無線通信方法 |
US15/301,293 US10080241B2 (en) | 2014-04-01 | 2015-03-13 | Radio communication method |
CN201580016007.5A CN106134244B (zh) | 2014-04-01 | 2015-03-13 | 无线通信方法 |
EP15772903.9A EP3128783B1 (en) | 2014-04-01 | 2015-03-13 | Wireless communication method |
PCT/JP2015/001416 WO2015151423A1 (ja) | 2014-04-01 | 2015-03-13 | 無線通信方法 |
Applications Claiming Priority (1)
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JP2014075409A JP6403411B2 (ja) | 2014-04-01 | 2014-04-01 | 無線通信方法 |
Publications (2)
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JP2015198333A JP2015198333A (ja) | 2015-11-09 |
JP6403411B2 true JP6403411B2 (ja) | 2018-10-10 |
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Country Status (5)
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US (1) | US10080241B2 (ja) |
EP (1) | EP3128783B1 (ja) |
JP (1) | JP6403411B2 (ja) |
CN (1) | CN106134244B (ja) |
WO (1) | WO2015151423A1 (ja) |
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US9787491B2 (en) | 2015-03-20 | 2017-10-10 | Landis & Gyr Innovations, Inc. | Interleaved communication with resource providers and a home area network |
US9930641B2 (en) * | 2015-07-09 | 2018-03-27 | Honeywell International Inc. | Automated and adaptive channel selection algorithm based on least noise and least density of wireless sensors network in neighborhood |
US10331542B2 (en) * | 2016-06-23 | 2019-06-25 | International Business Machines Corporation | System and method for detecting and alerting unexpected behavior of software applications |
US10143000B2 (en) * | 2016-12-12 | 2018-11-27 | Landis+Gyr Innovations, Inc. | Prioritized association between child devices and parent devices operating on a time-slotted channel hopping network |
JP6594365B2 (ja) | 2017-03-22 | 2019-10-23 | 株式会社東芝 | 無線通信装置及び無線通信システム |
US11076441B2 (en) * | 2018-05-21 | 2021-07-27 | Nxp Usa, Inc. | Unreachable node recovery in wireless mesh networks |
JP7119699B2 (ja) * | 2018-07-24 | 2022-08-17 | 日本電信電話株式会社 | 経路選択装置、経路選択方法及びプログラム |
JP7267581B2 (ja) * | 2019-03-19 | 2023-05-02 | 国立研究開発法人情報通信研究機構 | 無線通信システム、及び無線通信方法 |
JP7239980B2 (ja) * | 2019-03-29 | 2023-03-15 | 国立研究開発法人情報通信研究機構 | 無線通信システム |
US11115881B2 (en) | 2019-08-08 | 2021-09-07 | Landis+Gyr Innovations, Inc. | Heterogeneous networks using two channel hopping protocols |
WO2022155875A1 (en) * | 2021-01-22 | 2022-07-28 | Qualcomm Incorporated | Group uplink control information for industrial internet of things |
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KR100552490B1 (ko) * | 2003-06-13 | 2006-02-15 | 삼성전자주식회사 | 무선 애드혹 네트워크 환경에서 중재자 교체방법 및 그방법을 사용하는 통신시스템 |
US7113788B1 (en) * | 2005-03-08 | 2006-09-26 | Motorola, Inc. | Method and apparatus for network formation |
WO2007138714A1 (ja) * | 2006-05-30 | 2007-12-06 | Hitachi Communication Technologies, Ltd. | 移動通信システムの接続規制方法、基地局装置及び端末装置 |
US20090135836A1 (en) * | 2007-11-25 | 2009-05-28 | Michel Veillette | Collector device and system utilizing standardized utility metering protocol |
KR100921622B1 (ko) * | 2007-12-14 | 2009-10-15 | 성균관대학교산학협력단 | 슈퍼프레임의 경합 접근 구간에서 단말 경쟁을 분산시키는방법 |
JP5457124B2 (ja) * | 2009-09-30 | 2014-04-02 | アズビル株式会社 | 無線通信システム |
CN101990238B (zh) * | 2010-11-05 | 2013-06-26 | 中国科学院声学研究所 | 一种传感器网络数据聚合的实现方法 |
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KR20130050788A (ko) * | 2011-11-08 | 2013-05-16 | 삼성전자주식회사 | Ban 환경에서의 프록시 통신 시스템 및 그 제어 방법 |
CN102724706B (zh) * | 2012-06-19 | 2014-08-20 | 天津大学 | 一种两级帧聚合方法 |
JP6024064B2 (ja) * | 2012-07-23 | 2016-11-09 | 国立研究開発法人情報通信研究機構 | データ送受信方法 |
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2014
- 2014-04-01 JP JP2014075409A patent/JP6403411B2/ja active Active
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2015
- 2015-03-13 WO PCT/JP2015/001416 patent/WO2015151423A1/ja active Application Filing
- 2015-03-13 EP EP15772903.9A patent/EP3128783B1/en active Active
- 2015-03-13 CN CN201580016007.5A patent/CN106134244B/zh active Active
- 2015-03-13 US US15/301,293 patent/US10080241B2/en active Active
Also Published As
Publication number | Publication date |
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WO2015151423A1 (ja) | 2015-10-08 |
EP3128783A4 (en) | 2017-11-29 |
US20170027003A1 (en) | 2017-01-26 |
EP3128783B1 (en) | 2018-12-05 |
US10080241B2 (en) | 2018-09-18 |
CN106134244A (zh) | 2016-11-16 |
JP2015198333A (ja) | 2015-11-09 |
EP3128783A1 (en) | 2017-02-08 |
CN106134244B (zh) | 2019-10-25 |
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