JP6553262B2 - 時分割二重化システムにおける受信確認情報生成及び電力制御のための方法及び装置 - Google Patents
時分割二重化システムにおける受信確認情報生成及び電力制御のための方法及び装置 Download PDFInfo
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- JP6553262B2 JP6553262B2 JP2018139361A JP2018139361A JP6553262B2 JP 6553262 B2 JP6553262 B2 JP 6553262B2 JP 2018139361 A JP2018139361 A JP 2018139361A JP 2018139361 A JP2018139361 A JP 2018139361A JP 6553262 B2 JP6553262 B2 JP 6553262B2
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- 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
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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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
- 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
- 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
- H04L5/0055—Physical resource allocation for ACK/NACK
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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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- 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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
-
- 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
- H04W52/18—TPC being performed according to specific parameters
-
- 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
- H04W52/18—TPC being performed according to specific parameters
- H04W52/20—TPC being performed according to specific parameters using error rate
-
- 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
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
-
- 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
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
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- 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
- 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
- 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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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Description
キーイッシュー(Key Issue)は、UEが適切なnHARQ−ACK値を決定することである。 nHARQ−ACKが小さすぎると、該当HARQ−ACK受信信頼度は低下する。nHARQ−ACKが大きすぎると、干渉及びUEバッテリが無駄に増加する。
120 スロット
130 DLパイロット時間スロット
140 ガード周期
150 ULパイロット時間スロット
160 サブフレーム
Claims (16)
- 物理アップリンク制御チャンネル(physical uplink control channel:PUCCH)送信電力を決定する方法であって、
セルcでの物理ダウンリンク共有チャンネル(physical downlink shared channel:PDSCH)受信又は半持続スケジューリング(Semi-Persistent Scheduling:SPS) PDSCH解除(release) のうちの少なくとも一つのための受信確認情報ビットを決定する動作と、
前記受信確認情報ビットの個数に基づいてPUCCH送信電力を決定する動作と、
前記PUCCH送信電力を用いてPUCCHを介して前記受信確認情報ビットを送信する動作と、
を含み、
前記受信確認情報ビットの個数は、前記セルcで感知された最後のDCIフォーマットに含まれたDL割り当てインデックス (downlink assignment index:DAI)値及び前記セルcで感知されたDCIフォーマットの総個数に基づいて決定されることを特徴とする方法。 - 前記DCIフォーマットは、前記PDSCH受信をスケジューリングすることを特徴とする請求項1に記載の方法。
- 前記DCIフォーマットは、前記SPS PDSCH解除を指示することを特徴とする請求項1に記載の方法。
- 前記受信確認情報ビットの個数は、送信ブロック(transport block:TB)と関連するパラメータ値にさらに基づいて決定され、
空間バンドリングが適用されない場合、前記TBと関連するパラメータ値は、前記セルcに対する上位階層パラメータ値であり、
空間バンドリングが適用される場合、前記TBと関連するパラメータ値は1であることを特徴とする請求項1に記載の方法。 - 前記受信確認情報ビットの個数は、SPS PDSCH受信(reception)の総個数にさらに基づいて決定されることを特徴とする請求項1に記載の方法。
- 物理アップリンク制御チャンネル(physical uplink control channel:PUCCH)送信電力を決定する端末(user equipment)装置であって、
セルcでの物理ダウンリンク共有チャンネル(physical downlink shared channel:PDSCH)受信又は半持続スケジューリング(Semi-Persistent Scheduling:SPS) PDSCH解除(release) のうちの少なくとも一つのための受信確認情報ビットを決定し、前記受信確認情報ビットの個数に基づいてPUCCH送信電力を決定する制御部と、
前記PUCCH送信電力を用いてPUCCHを介して前記受信確認情報ビットを送信する送受信部と、を含み、
前記受信確認情報ビットの個数は、前記セルcで感知された最後のDCIフォーマットに含まれたDL割り当てインデックス (downlink assignment index:DAI)値及び前記セルcで感知されたDCIフォーマットの総個数に基づいて決定されることを特徴とする装置。 - 前記DCIフォーマットは、前記PDSCH受信をスケジューリングすることを特徴とする請求項9に記載の装置。
- 前記DCIフォーマットは、前記SPS PDSCH解除を指示することを特徴とする請求項9に記載の装置。
- 前記受信確認情報ビットの個数は、送信ブロック(transport block:TB)と関連するパラメータ値にさらに基づいて決定され、
空間バンドリングが適用されない場合、前記TBと関連するパラメータ値は、前記セルcに対する上位階層パラメータ値であり、
空間バンドリングが適用される場合、前記TBと関連するパラメータ値は、1であることを特徴とする請求項9に記載の装置。 - 前記受信確認情報ビットの個数は、SPS PDSCH受信(reception)の総個数にさらに基づいて決定されることを特徴とする請求項9に記載の装置。
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JP2016147697A Active JP6377681B2 (ja) | 2010-11-03 | 2016-07-27 | 時分割二重化システムにおける受信確認情報生成及び電力制御のための方法及び装置 |
JP2018139361A Active JP6553262B2 (ja) | 2010-11-03 | 2018-07-25 | 時分割二重化システムにおける受信確認情報生成及び電力制御のための方法及び装置 |
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US (6) | US8520560B2 (ja) |
EP (3) | EP2451223B1 (ja) |
JP (3) | JP5980789B2 (ja) |
KR (2) | KR20120047204A (ja) |
CN (3) | CN103370970B (ja) |
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