JP6204537B2 - 制御チャネルの割当方法及びそのための装置 - Google Patents
制御チャネルの割当方法及びそのための装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
- H04L1/0038—Blind format detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0061—Error detection codes
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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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
- H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
- H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
- H04L69/324—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the data link layer [OSI layer 2], e.g. HDLC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
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- 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
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/1607—Details of the supervisory signal
- H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Description
・送信モード1:一つの基地局アンテナポートからの送信
・送信モード2:送信ダイバシチ
・送信モード3:開ループ空間多重化
・送信モード4:閉ループ空間多重化
・送信モード5:複数利用者MIMO
・送信モード6:閉ループランク1プリコーディング
・送信モード7:端末特定参照信号を用いた送信
・フォーマット0:PUSCH送信(アップリンク)用のリソース許可
・フォーマット1:1符号語PDSCH送信(送信モード1,2及び7)用のリソース指定
・フォーマット1A−1符号語PDSCH送信(すべてのモード)用のリソース指定の簡潔な信号通知
・フォーマット1B:ランク1閉ループプリコーディング(モード6)を用いたPDSCH用の簡潔なリソース指定
・フォーマット1C:PDSCH(例えば、呼出し/同報システム情報)用の非常に簡潔なリソース指定
・フォーマット1D:複数利用者MIMO(モード5)を用いたPDSCH用の簡潔なリソース指定
・フォーマット2:閉ループMIMO運用(モード4)用PDSCH用のリソース指定
・フォーマット2A:開ループMIMO運用(モード3)用PDSCH用のリソース指定
・フォーマット3/3A−2ビット/1ビット電力調整を有するPUCCH及びPUSCH用の電力制御コマンド
・CIFなし
・LTE PDCCH構造(同一の符号化、同一のCCEベースリソースマップ)及びDCIフォーマットと同一
・CIF有効:DL CC上のPDCCHは、CIFを用いて複数の併合されたDL/UL CCのうち、特定DL/UL CC上のPDSCH又はPUSCHリソースを割り当て可能
・CIFを有する拡張されたLTE DCIフォーマット
CIF(設定される場合)は、固定されたxビットフィールド(例えば、x=3)
CIF(設定される場合)位置は、DCIフォーマットサイズに関係なく固定される
・LTE PDCCH構造を再使用(同一の符号化、同一のCCEに基づくリソースマップ)
Claims (14)
- 無線通信システムにおいて、端末(UE)が制御チャネルのための制御チャネル割当を決定する過程を行う方法であって、
1次成分搬送波上の共通検索空間と一つ以上のUE特定検索空間において、同一の無線ネットワーク一時識別子(RNTI)、同一のペイロードサイズ、及び同一の1番目の制御チャネル要素(CCE)であるが情報フィールドの異なる集合を有する複数の制御チャネル候補を監視するステップを含み、
搬送波指示フィールドが前記端末に対して設定されたとき、前記複数の制御チャネル候補に対して、前記制御チャネルのみが前記1次成分搬送波上の前記共通検索空間で受信される、方法。 - 前記複数の制御チャネル候補を監視するステップは、前記制御チャネルが前記共通探索空間においてのみ受信されるという仮定のもとで行われる、請求項1に記載の方法。
- 前記複数の制御チャネル候補は、前記同一のRNTIによってスクランブルされる巡回冗長検査(CRC)である、請求項1に記載の方法。
- 前記ペイロードサイズは、ダウンリンク制御情報(DCI)ペイロードサイズである、請求項1に記載の方法。
- 前記制御チャネルは物理ダウンリンク制御チャネル(PDCCH)であり、前記制御チャネル候補はPDCCH候補である、請求項1に記載の方法。
- サブフレームを受信するステップをさらに含み、
前記サブフレームは、前記1次成分搬送波上の前記共通探索空間と前記一つ以上のUE特定探索空間とを含む、請求項1に記載の方法。 - 前記制御チャネルに指定される動作を実行するステップをさらに含む、
請求項1に記載の方法。 - 無線通信システムにおいて制御チャネルのための制御チャネル割当を決定するように構成された端末(UE)であって、
無線周波(RF)ユニットと、
プロセッサと、を備え、
前記プロセッサは、1次成分搬送波上の共通検索空間と一つ以上のUE特定検索空間において、同一の無線ネットワーク一時識別子(RNTI)、同一のペイロードサイズ、及び同一の1番目の制御チャネル要素(CCE)であるが情報フィールドの異なる集合を有する複数の制御チャネル候補を監視するように構成され、
搬送波指示フィールドが前記端末に対して設定されたとき、前記複数の制御チャネル候補に対して、前記制御チャネルのみが前記1次成分搬送波上の前記共通検索空間で受信される、端末(UE)。 - 前記複数の制御チャネル候補を監視することは、前記制御チャネルが前記共通探索空間においてのみ受信されるという仮定のもとで行われる、請求項8に記載の端末(UE)。
- 前記複数の制御チャネル候補は、前記同一のRNTIによってスクランブルされる巡回冗長検査(CRC)である、請求項8に記載の端末(UE)。
- 前記ペイロードサイズは、ダウンリンク制御情報(DCI)ペイロードサイズである、請求項8に記載の端末(UE)。
- 前記制御チャネルは物理ダウンリンク制御チャネル(PDCCH)であり、前記制御チャネル候補はPDCCH候補である、請求項8に記載の端末(UE)。
- 前記プロセッサは、サブフレームを受信するように構成され、
前記サブフレームは、前記1次成分搬送波上の前記共通探索空間と前記一つ以上のUE特定探索空間を含む、請求項8に記載の端末(UE)。 - 前記プロセッサは、前記制御チャネルにより指定される動作を実行するように構成された、請求項8に記載の端末(UE)。
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31308310P | 2010-03-11 | 2010-03-11 | |
US61/313,083 | 2010-03-11 | ||
US31723510P | 2010-03-24 | 2010-03-24 | |
US61/317,235 | 2010-03-24 | ||
US32029310P | 2010-04-01 | 2010-04-01 | |
US61/320,293 | 2010-04-01 | ||
US32430110P | 2010-04-15 | 2010-04-15 | |
US61/324,301 | 2010-04-15 | ||
US32620510P | 2010-04-20 | 2010-04-20 | |
US61/326,205 | 2010-04-20 | ||
US32867610P | 2010-04-28 | 2010-04-28 | |
US61/328,676 | 2010-04-28 |
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JP2012556987A Division JP5952199B2 (ja) | 2010-03-11 | 2011-03-11 | 制御チャネルの割当方法及びそのための装置 |
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JP2016178695A JP2016178695A (ja) | 2016-10-06 |
JP6204537B2 true JP6204537B2 (ja) | 2017-09-27 |
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JP2012556987A Active JP5952199B2 (ja) | 2010-03-11 | 2011-03-11 | 制御チャネルの割当方法及びそのための装置 |
JP2016115271A Active JP6204537B2 (ja) | 2010-03-11 | 2016-06-09 | 制御チャネルの割当方法及びそのための装置 |
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US (4) | US8687584B2 (ja) |
EP (2) | EP2547018B1 (ja) |
JP (2) | JP5952199B2 (ja) |
KR (2) | KR101857657B1 (ja) |
CN (3) | CN105939183B (ja) |
ES (1) | ES2690258T3 (ja) |
WO (2) | WO2011112036A2 (ja) |
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CN102783064B (zh) | 2016-07-06 |
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EP2547018A4 (en) | 2016-06-29 |
US9577808B2 (en) | 2017-02-21 |
EP2547017A2 (en) | 2013-01-16 |
JP5952199B2 (ja) | 2016-07-13 |
EP2547018A2 (en) | 2013-01-16 |
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CN102783064A (zh) | 2012-11-14 |
CN105939183B (zh) | 2019-07-02 |
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US20140169313A1 (en) | 2014-06-19 |
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