JP7385222B2 - キャリアアグリゲーションを使用した定期的チャネル状態情報シグナリング - Google Patents
キャリアアグリゲーションを使用した定期的チャネル状態情報シグナリング Download PDFInfo
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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
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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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
- H04L1/0001—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
- H04L1/0028—Formatting
- H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
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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
- H04L1/0028—Formatting
- H04L1/0031—Multiple signaling transmission
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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
- H04L5/0057—Physical resource allocation for CQI
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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
- H04L5/0091—Signaling for the administration of the divided path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
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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
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
-
- 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
-
- 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
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
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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
- H04W88/08—Access point devices
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Description
式中、N(2) PUCCHは、PUCCHで送信される定期的CSIの上位層で設定されたリソースインデックスであり、NRB SCは、PRB当たりのサブキャリア(SC)の数(リソースブロック当たり12個のサブキャリアが存在することができる)である。
式中、bは整数であり、n∈[0,1,...,N]であり、Nは所定の整数である。整数bは、b=min(m(k))として定義することができる。この基準は、同時に伝送されるPUCCHリソースがシステム帯域幅の同じ側に存在することを確実にする。n=0及びn=1という2つの特別な場合が存在する。
215 集約形態を準備
217 少なくとも1つの設定のCSIレポートを脱落
220 チャネル状態情報を定期的にレポート
Claims (9)
- ユーザ装置(UE)で使用するための方法であって、該方法は、
2つのチャネル状態情報(CSI)レポートを物理アップリンクチャネルにて送信すべきであり、前記2つのCSIレポートの各々が複数のコンポーネントキャリアのそれぞれと関連付けられており、前記2つのCSIレポートの一方がランクインジケータ(RI)を含むCSIレポートであり、前記2つのCSIレポートの一方がチャネル品質インジケータ(CQI)を含むCSIレポートである場合、前記RIを含む前記CSIレポートのみを前記物理アップリンクチャネルにて送信し、
2つのCSIレポートを物理アップリンクチャネルにて送信すべきであり、前記2つのCSIレポートの各々が複数のコンポーネントキャリアのそれぞれと関連付けられており、前記2つのCSIレポートの各々がランクインジケータ(RI)を含むCSIレポートである場合、最も高い優先度に関連付けられているRIを含む前記CSIのみを送信する、
ことを特徴とする方法。 - 前記物理アップリンクチャネルは、物理アップリンク制御チャネル(PUCCH)である、請求項1に記載の方法。
- 前記CSIレポートは、サブフレーム毎に送信される、請求項1に記載の方法。
- ベースバンドプロセッサと、
無線周波数(RF)トランシーバと、
を備えたユーザ装置(UE)であって、
前記プロセッサ及びRFトランシーバは、
2つのチャネル状態情報(CSI)レポートを物理アップリンクチャネルにて送信すべきであり、前記2つのCSIレポートの各々が複数のコンポーネントキャリアのそれぞれと関連付けられており、前記2つのCSIレポートの一方がランクインジケータ(RI)を含むCSIレポートであり、前記2つのCSIレポートの一方がチャネル品質インジケータ(CQI)を含むCSIレポートである場合、前記RIを含む前記CSIレポートのみを前記物理アップリンクチャネルにて送信し、
2つのCSIレポートを物理アップリンクチャネルにて送信すべきであり、前記2つのCSIレポートの各々が複数のコンポーネントキャリアのそれぞれと関連付けられており、前記2つのCSIレポートの各々がランクインジケータ(RI)を含むCSIレポートである場合、最も高い優先度に関連付けられているRIを含む前記CSIのみを送信する、
ように操作可能である、
ことを特徴とするUE。 - 前記物理アップリンクチャネルは、物理アップリンク制御チャネル(PUCCH)である、請求項4に記載のUE。
- 前記ベースバンドプロセッサ及びRFトランシーバは、CSIレポートをサブフレーム毎に送信するように操作可能である、請求項4に記載のUE。
- 実行可能コードを記憶した非一時的コンピュータ可読記憶媒体
であって、該実行可能コードは、プロセッサによって実行された時に、
2つのチャネル状態情報(CSI)レポートを物理アップリンクチャネルにて送信すべきであり、前記2つのCSIレポートの各々が複数のコンポーネントキャリアのそれぞれと関連付けられており、前記2つのCSIレポートの一方がランクインジケータ(RI)を含むCSIレポートであり、前記2つのCSIレポートの一方がチャネル品質インジケータ(CQI)を含むCSIレポートである場合、前記RIを含む前記CSIレポートのみを前記物理アップリンクチャネルにて送信し、
2つのCSIレポートを物理アップリンクチャネルにて送信すべきであり、前記2つのCSIレポートの各々が複数のコンポーネントキャリアのそれぞれと関連付けられており、前記2つのCSIレポートの各々がランクインジケータ(RI)を含むCSIレポートである場合、最も高い優先度に関連付けられているRIを含む前記CSIのみを送信する、
ことをユーザ装置(UE)に行わせる、ことを特徴とする非一時的コンピュータ可読記憶媒体。 - 前記物理アップリンクチャネルは、物理アップリンク制御チャネル(PUCCH)である、請求項7に記載の非一時的コンピュータ可読記憶媒体。
- 前記CSIレポートは、サブフレーム毎に送信される、請求項7に記載の非一時的コンピュータ可読記憶媒体。
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US12/752,572 US8520491B2 (en) | 2010-04-01 | 2010-04-01 | Periodic channel state information signaling with carrier aggregation |
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JP2019171182A JP6959967B2 (ja) | 2010-04-01 | 2019-09-20 | キャリアアグリゲーションを使用した定期的チャネル状態情報シグナリング |
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US (6) | US8520491B2 (ja) |
EP (7) | EP4037240B1 (ja) |
JP (7) | JP5703433B2 (ja) |
KR (1) | KR101412185B1 (ja) |
CN (2) | CN102907036B (ja) |
ES (1) | ES2914898T3 (ja) |
HR (1) | HRP20220877T1 (ja) |
HU (2) | HUE047599T2 (ja) |
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