JP6449838B2 - 無線通信システムにおいてチャネル状態情報を送信する装置及び方法 - Google Patents
無線通信システムにおいてチャネル状態情報を送信する装置及び方法 Download PDFInfo
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- JP6449838B2 JP6449838B2 JP2016236948A JP2016236948A JP6449838B2 JP 6449838 B2 JP6449838 B2 JP 6449838B2 JP 2016236948 A JP2016236948 A JP 2016236948A JP 2016236948 A JP2016236948 A JP 2016236948A JP 6449838 B2 JP6449838 B2 JP 6449838B2
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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
- 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
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- 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
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
-
- 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
- H04W28/04—Error control
-
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Description
ρA=PA + Δoffset + 10log10(2) [dB]
ρA = PA + Δoffset [dB]
Claims (8)
- 無線通信システムにおいてユーザ装置(UE)がチャネル状態情報(CSI)報告を送信する方法であって、
CSI測定が要求されるCSIサブフレームセットに関連する情報を進化ノードB(eNB)から受信するステップであって、該CSIサブフレームセットは、前記UEに対して構成され、第1のCSIサブフレームセットと第2のCSIサブフレームセットは、時間領域でオーバラップしないよう構成される、ステップと、
前記情報に基づいて前記第1のCSIサブフレームセットに対する第1のCSI測定を実行するステップと、
前記情報に基づいて前記第2のCSIサブフレームセットに対する第2のCSI測定を実行するステップと、
前記第1のCSIサブフレームセットに対する第1のCSI報告と前記第2のCSIサブフレームセットに対する第2のCSI報告とを別個に前記eNBに送信するステップと、
を有し、
前記第1のCSIサブフレームセットの周波数領域は、前記第2のCSIサブフレームセットの周波数領域と同じであり、
前記第1のCSI報告は、第1のチャネル品質指示子(CQI)及び第1のプリコーディング行列インデクス(PMI)を含み、
前記第2のCSI報告は、第2のCQI及び第2のPMIを含む、方法。 - 前記第1のCSI報告または前記第2のCSI報告は、物理アップリンク共有チャネル(PUSCH)または物理アップリンク制御チャネル(PUCCH)を介して送信される、請求項1に記載の方法。
- 前記第1のCSIサブフレームセットに対応する第1のオフセット値を用いて前記第1のCSI報告を生成するステップと、
前記第2のCSIサブフレームセットに対応する第2のオフセット値を用いて前記第2のCSI報告を生成するステップと、を更に有する、請求項1に記載の方法。 - 前記第1のCSIサブフレームセットは、サブフレームインデックス0、4、5、9に対応するサブフレームを有し、前記第2のCSIサブフレームセットは、サブフレームインデックス1、2、3、6、7、8に対応するサブフレームを有する、請求項1に記載の方法。
- 無線通信システムにおいてチャネル状態情報(CSI)報告を送信するユーザ装置(UE)であって、
CSI測定が要求されるCSIサブフレームセットに関連する情報を進化ノードB(eNB)から受信するよう構成された受信モジュールであって、該CSIサブフレームセットは、前記UEに対して構成され、第1のCSIサブフレームセットと第2のCSIサブフレームセットは、時間領域でオーバラップしないよう構成される、受信モジュールと、
前記情報に基づいて前記第1のCSIサブフレームセットに対する第1のCSI測定を実行し、前記情報に基づいて前記第2のCSIサブフレームセットに対する第2のCSI測定を実行するよう構成されたプロセッサと、
前記第1のCSIサブフレームセットに対する第1のCSI報告と前記第2のCSIサブフレームセットに対する第2のCSI報告とを別個に前記eNBに送信するよう構成された送信モジュールと、
を備え、
前記第1のCSIサブフレームセットの周波数領域は、前記第2のCSIサブフレームセットの周波数領域と同じであり、
前記第1のCSI報告は、第1のチャネル品質指示子(CQI)及び第1のプリコーディング行列インデクス(PMI)を含み、
前記第2のCSI報告は、第2のCQI及び第2のPMIを含む、ユーザ装置。 - 前記第1のCSI報告または前記第2のCSI報告は、物理アップリンク共有チャネル(PUSCH)または物理アップリンク制御チャネル(PUCCH)を介して送信される、請求項5に記載のユーザ装置。
- 前記プロセッサは、
前記第1のCSIサブフレームセットに対応する第1のオフセット値を用いて前記第1のCSI報告を生成し、
前記第2のCSIサブフレームセットに対応する第2のオフセット値を用いて前記第2のCSI報告を生成するよう更に構成される、請求項5に記載のユーザ装置。 - 前記第1のCSIサブフレームセットは、サブフレームインデックス0、4、5、9に対応するサブフレームを有し、前記第2のCSIサブフレームセットは、サブフレームインデックス1、2、3、6、7、8に対応するサブフレームを有する、請求項5に記載のユーザ装置。
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
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US22707409P | 2009-07-21 | 2009-07-21 | |
US61/227,074 | 2009-07-21 | ||
KR20090096212 | 2009-10-09 | ||
KR10-2009-0096212 | 2009-10-09 | ||
US26483909P | 2009-11-30 | 2009-11-30 | |
US61/264,839 | 2009-11-30 | ||
US28939409P | 2009-12-23 | 2009-12-23 | |
US61/289,394 | 2009-12-23 | ||
US32707510P | 2010-04-22 | 2010-04-22 | |
US61/327,075 | 2010-04-22 |
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JP2014164859A Active JP5926334B2 (ja) | 2009-07-21 | 2014-08-13 | 無線通信システムにおいてチャネル状態情報を送信する装置及び方法 |
JP2016236948A Active JP6449838B2 (ja) | 2009-07-21 | 2016-12-06 | 無線通信システムにおいてチャネル状態情報を送信する装置及び方法 |
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US (3) | US9491648B2 (ja) |
EP (2) | EP3731559B1 (ja) |
JP (3) | JP2012533960A (ja) |
KR (1) | KR20120037948A (ja) |
CN (2) | CN102474347B (ja) |
AU (1) | AU2010275184B2 (ja) |
CA (1) | CA2768839C (ja) |
RU (1) | RU2504904C2 (ja) |
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EP2457336A2 (en) | 2012-05-30 |
JP2017046363A (ja) | 2017-03-02 |
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JP2012533960A (ja) | 2012-12-27 |
JP5926334B2 (ja) | 2016-05-25 |
RU2504904C2 (ru) | 2014-01-20 |
CN102474347B (zh) | 2014-12-03 |
AU2010275184B2 (en) | 2014-07-24 |
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