JP7151580B2 - 無線通信方法及び基地局 - Google Patents
無線通信方法及び基地局 Download PDFInfo
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- JP7151580B2 JP7151580B2 JP2019057392A JP2019057392A JP7151580B2 JP 7151580 B2 JP7151580 B2 JP 7151580B2 JP 2019057392 A JP2019057392 A JP 2019057392A JP 2019057392 A JP2019057392 A JP 2019057392A JP 7151580 B2 JP7151580 B2 JP 7151580B2
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- 238000004891 communication Methods 0.000 title claims description 138
- 238000000034 method Methods 0.000 title claims description 23
- 230000005540 biological transmission Effects 0.000 description 23
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
- H04L27/2607—Cyclic extensions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
- H04L5/0082—Timing of allocation at predetermined intervals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0096—Indication of changes in allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/06—Reselecting a communication resource in the serving access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (6)
- ガードインターバル長が異なるように設定された複数の端末局それぞれと、1つ以上の前記端末局と接続可能にされた複数の無線通信部を備えた基地局とを接続する無線通信方法であって、
前記端末局それぞれに設定されたガードインターバル長を示す情報及び前記端末局の接続情報を収集する収集工程と、
収集したガードインターバル長を示す情報及び前記端末局の接続情報それぞれに基づいて、前記無線通信部それぞれに対して許容されるガードインターバル長を設定する設定ポリシー、及び、前記端末局ごとに接続される前記無線通信部を切替える条件を設定する切替ポリシーを算出するポリシー算出工程と、
算出した設定ポリシー及び切替ポリシーに基づいて、接続される前記端末局を前記無線通信部それぞれに対して設定する設定工程と
を含むことを特徴とする無線通信方法。 - 前記無線通信部は、
複数の許容されるガードインターバル長を設定可能にされていること
を特徴とする請求項1に記載の無線通信方法。 - アンテナの指向性、又は複数のアンテナの選択若しくは組合せに基づいて、複数の前記無線通信部が許容する伝搬遅延時間をそれぞれ調整する調整工程
をさらに含む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。 - ガードインターバル長が異なるように設定された複数の端末局それぞれと接続される基地局であって、
1つ以上の前記端末局と接続可能にされた複数の無線通信部と、
前記端末局それぞれから設定されたガードインターバル長を示す情報及び前記端末局の接続情報を収集する収集部と、
前記収集部が収集したガードインターバル長を示す情報及び前記端末局の接続情報それぞれに基づいて、前記無線通信部ごとに許容されるガードインターバル長を設定する設定ポリシーと、前記端末局ごとに接続される前記無線通信部を切替える条件を設定する切替ポリシーとを算出するポリシー算出部と、
前記ポリシー算出部が算出した設定ポリシー及び切替ポリシーに基づいて、接続される前記端末局を前記無線通信部それぞれに対して設定する設定部と
を有することを特徴とする基地局。 - 前記無線通信部は、
複数の許容されるガードインターバル長を設定可能にされていること
を特徴とする請求項4に記載の基地局。 - アンテナの指向性、又は複数のアンテナの選択若しくは組合せに基づいて、複数の前記無線通信部が許容する伝搬遅延時間をそれぞれ調整する伝搬遅延調整部
をさらに有することを特徴とする請求項4又は5に記載の基地局。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019057392A JP7151580B2 (ja) | 2019-03-25 | 2019-03-25 | 無線通信方法及び基地局 |
US17/439,851 US11817982B2 (en) | 2019-03-25 | 2020-03-11 | Wireless connection units selection for terminal station |
PCT/JP2020/010642 WO2020195855A1 (ja) | 2019-03-25 | 2020-03-11 | 無線通信方法及び基地局 |
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JP2019057392A JP7151580B2 (ja) | 2019-03-25 | 2019-03-25 | 無線通信方法及び基地局 |
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JP2020161902A JP2020161902A (ja) | 2020-10-01 |
JP7151580B2 true JP7151580B2 (ja) | 2022-10-12 |
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JP2019057392A Active JP7151580B2 (ja) | 2019-03-25 | 2019-03-25 | 無線通信方法及び基地局 |
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US (1) | US11817982B2 (ja) |
JP (1) | JP7151580B2 (ja) |
WO (1) | WO2020195855A1 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016049216A2 (en) | 2014-09-23 | 2016-03-31 | Marvell Semiconductor, Inc. | Short training field for wifi |
JP2017537517A (ja) | 2014-10-24 | 2017-12-14 | インターデイジタル パテント ホールディングス インコーポレイテッド | 屋外伝搬チャネルをサポートするためのwlan設計 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1213855A1 (en) * | 2000-12-08 | 2002-06-12 | Lucent Technologies Inc. | Frame structure for TDD telecommunication systems |
WO2006064541A1 (ja) * | 2004-12-14 | 2006-06-22 | Fujitsu Limited | 無線通信装置および通信方法 |
EP1942623A1 (en) * | 2007-01-08 | 2008-07-09 | Siemens Networks GmbH & Co. KG | Method for data transmission using a block guard interval, subscriber and system |
JPWO2008093416A1 (ja) * | 2007-01-31 | 2010-05-20 | 富士通株式会社 | 移動局、移動通信システム、及び移動局における送信タイミング制御方法 |
KR20230141931A (ko) * | 2013-09-10 | 2023-10-10 | 마벨 아시아 피티이 엘티디. | 옥외 wlan용 확장 보호 구간 |
KR20210033861A (ko) * | 2019-09-19 | 2021-03-29 | 삼성전자주식회사 | 무선 통신 시스템에서 가드밴드를 할당하기 위한 장치 및 방법 |
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2019
- 2019-03-25 JP JP2019057392A patent/JP7151580B2/ja active Active
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2020
- 2020-03-11 US US17/439,851 patent/US11817982B2/en active Active
- 2020-03-11 WO PCT/JP2020/010642 patent/WO2020195855A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016049216A2 (en) | 2014-09-23 | 2016-03-31 | Marvell Semiconductor, Inc. | Short training field for wifi |
JP2017537517A (ja) | 2014-10-24 | 2017-12-14 | インターデイジタル パテント ホールディングス インコーポレイテッド | 屋外伝搬チャネルをサポートするためのwlan設計 |
Also Published As
Publication number | Publication date |
---|---|
JP2020161902A (ja) | 2020-10-01 |
US20220191076A1 (en) | 2022-06-16 |
US11817982B2 (en) | 2023-11-14 |
WO2020195855A1 (ja) | 2020-10-01 |
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