JP6309900B2 - Lte共存のための動的パラメータ調整 - Google Patents
Lte共存のための動的パラメータ調整 Download PDFInfo
- Publication number
- JP6309900B2 JP6309900B2 JP2014554918A JP2014554918A JP6309900B2 JP 6309900 B2 JP6309900 B2 JP 6309900B2 JP 2014554918 A JP2014554918 A JP 2014554918A JP 2014554918 A JP2014554918 A JP 2014554918A JP 6309900 B2 JP6309900 B2 JP 6309900B2
- Authority
- JP
- Japan
- Prior art keywords
- coexistence
- channel
- gap
- rat
- lte
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
-
- 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
- H04W16/14—Spectrum sharing arrangements between different networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1694—Allocation of channels in TDM/TDMA networks, e.g. distributed multiplexers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Description
本出願は、2012年1月26日に出願された米国仮特許出願第61/591250号明細書、2012年2月27日に出願された米国仮特許出願第61/603434号明細書、2012年3月22日に出願された米国仮特許出願第61/614469号明細書、および2012年5月4日に出願された米国仮特許出願第61/687947号明細書の利益を主張し、それらの内容は、参照により本明細書に組み込まれる。
RSRQ=N×RSRP/RSSI
オン期間中に測定され得るRSSIは、以下のようになり得、
CPP=TON+ΤOFF
共存パターンのデューティサイクルは、以下のようになり得る。
●
Δ>Δhigh_threshold→高い利用
Δlow_threshold<Δ<Δhigh_threshold→中程度の利用
Δ<Δlow_threshold→低い利用(またはセカンダリユーザが検出され得ない)
と推定され得る。
●共存ギャップに続き得、DL割り当て、ULグラントなどの形態で制御を送信するために使用され得るダウンリンクサブフレーム、
●共存ギャップのために使用され得るMBSFNサブフレームであって(それらがギャップの最初または唯一のサブフレームであり得る場合は含まない)、これらのMBSFNサブフレームにおいてULグラントまたはUL HARQ ACKが送信されることをTDD UL/DL構成が可能にし得る、MBSFNサブフレーム
を含むことができる。
Claims (15)
- 動的共有スペクトルにおけるチャネルを使用するデバイスであって、前記デバイスは、メモリおよびプロセッサを備え、前記プロセッサは、
前記動的共有スペクトルの前記チャネルに対する共存パターンを決定し、前記共存パターンは、第1の無線アクセス技術(RAT)からの通信をサイレントにし、第2のRATが前記チャネルにおいて動作することができることを保証する共存ギャップを含み、
無線送受信ユニット(WTRU)に前記共存パターンを送り、前記第2のRATが、前記共存ギャップの間、前記動的共有スペクトルの前記チャネルにおいて動作することができることを前記WTRUが感知できるようにする
ように構成されたことを特徴とするデバイス。 - 前記共存ギャップは、前記第2のRATが前記第1のRATからの干渉なしに前記チャネルを使用する機会を提供することを特徴とする請求項1に記載のデバイス。
- 前記共存パターンは前記第1のRATに関連付けられたオン期間をさらに含むことを特徴とする請求項1に記載のデバイス。
- 前記プロセッサは、前記オン期間の間、前記第1のRATを介して前記チャネルにおいて信号を送るようにさらに構成されたことを特徴とする請求項3に記載のデバイス。
- 前記プロセッサは、前記共存パターンを使用して前記チャネルに対する間欠的な送信を実行するようにさらに構成されたことを特徴とする請求項1に記載のデバイス。
- 前記プロセッサは、前記共存パターンに基づいて前記第1のRATをサイレントにし、前記第1のRATおよび前記第2のRATに対する時分割多重を提供するようにさらに構成されたことを特徴とする請求項1に記載のデバイス。
- 前記プロセッサは、
前記共存パターンの期間を決定し、
前記共存パターンに対するデューティサイクルを決定し、
前記共存パターンの前記期間および前記共存パターンに対する前記デューティサイクルを使用してオン期間および前記共存ギャップを決定する
ことにより前記共存パターンを決定するようにさらに構成されたことを特徴とする請求項1に記載のデバイス。 - 前記第1のRATは非搬送波感知多重アクセス(非CSMA)システムであり、および前記第2のRATは搬送波感知多重アクセス(CSMA)システムであることを特徴とする請求項1に記載のデバイス。
- 前記プロセッサは、前記共存ギャップの間、前記非CSMAシステムの通信をサイレントにし、前記CSMAシステムが前記チャネルへのアクセスを獲得できるようにさらに構成されたことを特徴とする請求項8に記載のデバイス。
- 前記第1のRATはロングタームエボリューション(LTE)システムであり、および前記第2のRATはWi−Fiシステムであることを特徴とする請求項1に記載のデバイス。
- 動的共有スペクトルにおけるチャネルを使用するデバイスであって、前記デバイスは、メモリおよびプロセッサを備え、前記プロセッサは、
前記動的共有スペクトルの前記チャネルに対する共存パターンを決定し、前記共存パターンは、第1の無線アクセス技術(RAT)からの通信をサイレントにし、第2のRATが前記チャネルにおいて動作できることを保証する共存ギャップを含み、
無線送受信ユニット(WTRU)に前記共存パターンを送り、前記第2のRATが、前記共存ギャップの間、前記動的共有スペクトルの前記チャネルにおいて動作することができることを前記WTRUが感知できるようにし、
前記共存ギャップ外で前記第1のRATを介して前記チャネルにおいて信号を送る
ように構成されたことを特徴とするデバイス。 - 前記共存パターンは、前記WTRUが間欠的な受信期間に入ることができるようにし、前記共存ギャップの間、電力を節約することを特徴とする請求項11に記載のデバイス。
- 前記共存パターンは、前記WTRUが、前記共存ギャップの間、セル固有参照(CSR)ロケーション上のチャネル推定を実行するのを回避できるようにすることを特徴とする請求項11に記載のデバイス。
- 前記共存パターンは、前記WTRUが前記共存ギャップ外で前記第2のRATを介して前記チャネルにおいてデータを送るのを遅らせることができるようにすることを特徴とする請求項11に記載のデバイス。
- 前記第1のRATは非搬送波感知多重アクセス(非CSMA)システムであり、および前記第2のRATは搬送波感知多重アクセス(CSMA)システムであることを特徴とする請求項11に記載のデバイス。
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261591250P | 2012-01-26 | 2012-01-26 | |
US61/591,250 | 2012-01-26 | ||
US201261603434P | 2012-02-27 | 2012-02-27 | |
US61/603,434 | 2012-02-27 | ||
US201261614469P | 2012-03-22 | 2012-03-22 | |
US61/614,469 | 2012-03-22 | ||
US201261687947P | 2012-05-04 | 2012-05-04 | |
US61/687,947 | 2012-05-04 | ||
PCT/US2013/023381 WO2013112983A2 (en) | 2012-01-26 | 2013-01-28 | Dynamic parameter adjustment for lte coexistence |
Related Child Applications (1)
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JP2017183758A Division JP6617127B2 (ja) | 2012-01-26 | 2017-09-25 | Lte共存のための動的パラメータ調整 |
Publications (2)
Publication Number | Publication Date |
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JP2015508958A JP2015508958A (ja) | 2015-03-23 |
JP6309900B2 true JP6309900B2 (ja) | 2018-04-11 |
Family
ID=47714560
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JP2014554918A Expired - Fee Related JP6309900B2 (ja) | 2012-01-26 | 2013-01-28 | Lte共存のための動的パラメータ調整 |
JP2017183758A Expired - Fee Related JP6617127B2 (ja) | 2012-01-26 | 2017-09-25 | Lte共存のための動的パラメータ調整 |
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JP2017183758A Expired - Fee Related JP6617127B2 (ja) | 2012-01-26 | 2017-09-25 | Lte共存のための動的パラメータ調整 |
Country Status (8)
Country | Link |
---|---|
US (2) | US20130208587A1 (ja) |
EP (1) | EP2807850A2 (ja) |
JP (2) | JP6309900B2 (ja) |
KR (3) | KR20200035183A (ja) |
CN (1) | CN104247488B (ja) |
IL (1) | IL233804A0 (ja) |
TW (1) | TW201345278A (ja) |
WO (1) | WO2013112983A2 (ja) |
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Also Published As
Publication number | Publication date |
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KR20160074685A (ko) | 2016-06-28 |
KR20200035183A (ko) | 2020-04-01 |
KR102095028B1 (ko) | 2020-04-01 |
JP2018011352A (ja) | 2018-01-18 |
CN104247488B (zh) | 2018-10-30 |
CN104247488A (zh) | 2014-12-24 |
IL233804A0 (en) | 2014-09-30 |
EP2807850A2 (en) | 2014-12-03 |
WO2013112983A3 (en) | 2013-12-27 |
JP2015508958A (ja) | 2015-03-23 |
WO2013112983A8 (en) | 2014-05-08 |
US20130208587A1 (en) | 2013-08-15 |
TW201345278A (zh) | 2013-11-01 |
KR20140125408A (ko) | 2014-10-28 |
WO2013112983A2 (en) | 2013-08-01 |
US20180270815A1 (en) | 2018-09-20 |
KR101635299B1 (ko) | 2016-06-30 |
JP6617127B2 (ja) | 2019-12-11 |
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