JP6081350B2 - ユーザ端末、無線基地局及び無線通信方法 - Google Patents
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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
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- 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
- 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
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1861—Physical mapping arrangements
-
- 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
- H04L5/0037—Inter-user or inter-terminal allocation
- H04L5/0041—Frequency-non-contiguous
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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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
-
- 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
-
- 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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- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
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Description
第1の態様では、デュアルコネクティビティ(DC)およびキャリアアグリゲーション(CA)の場合における、PUCCH設定SCellの変更手順について説明する。
第2の態様では、PUCCH設定SCellでHARQ−ACKに加えて、チャネル品質報告(CQI)とスケジューリング要求(SR)の両方またはいずれか一方も送信するよう設定されている場合における、PUCCH設定SCellの変更手順について説明する。
以下、本実施の形態に係る無線通信システムの構成について説明する。この無線通信システムでは、上記第1の態様および第2の態様に係る無線通信方法が適用される。
10,11,12…無線基地局
20…ユーザ端末
30…上位局装置
40…コアネットワーク
101…送受信アンテナ
102…アンプ部
103…送受信部
104…ベースバンド信号処理部
105…呼処理部
106…インターフェース部
201…送受信アンテナ
202…アンプ部
203…送受信部
204…ベースバンド信号処理部
205…アプリケーション部
301…制御部(スケジューラ)
302…下り制御信号生成部
303…下りデータ信号生成部
304…マッピング部
305…デマッピング部
306…チャネル推定部
307…上り制御信号復号部
308…上りデータ信号復号部
309…判定部
401…制御部
402…上り制御信号生成部
403…上りデータ信号生成部
404…マッピング部
405…デマッピング部
406…チャネル推定部
407…下り制御信号復号部
408…下りデータ信号復号部
409…判定部
Claims (6)
- 複数の上り制御チャネル(PUCCH:Physical Uplink Control Channel)設定セルを用いて通信を行うユーザ端末であって、
PUCCH設定セカンダリセル(SCell:Secondary Cell)の変更指示が含まれる無線リソース制御(RRC)メッセージを受信する受信部と、
前記RRCメッセージに基づいて、少なくとも1つのPUCCH設定SCellを変更する制御部と、
前記RRCメッセージに対する送達確認情報(HARQ−ACK:Hybrid Automatic Repeat reQuest-ACKnowledgement)を変更前のPUCCH送信設定を用いて送信する送信部と、を有することを特徴とするユーザ端末。 - 前記ユーザ端末がデュアルコネクティビティで通信する場合において、
前記受信部は、前記RRCメッセージをマスタセルグループに属するセルで受信し、
前記送信部は、前記RRCメッセージに対するHARQ−ACKをプライマリセル(PCell:Primary Cell)で送信することを特徴とする請求項1に記載のユーザ端末。 - 前記制御部は、前記RRCメッセージの受信後、変更前のPUCCH設定SCellにおけるチャネル品質情報報告を停止することを特徴とする請求項1に記載のユーザ端末。
- 前記ユーザ端末がキャリアアグリゲーションで通信する場合において、
前記受信部は、前記RRCメッセージをいずれかのセルで受信し、
前記送信部は、前記RRCメッセージに対するHARQ−ACKを変更前のPUCCH設定SCellで送信することを特徴とする請求項1に記載のユーザ端末。 - 複数の上り制御チャネル(PUCCH:Physical Uplink Control Channel)設定セルを用いて通信を行うユーザ端末と通信する無線基地局であって、
前記ユーザ端末に対して、少なくとも1つのPUCCH設定セカンダリセル(SCell:Secondary Cell)を変更する制御部と、
PUCCH設定SCellの変更指示が含まれる無線リソース制御(RRC)メッセージを送信する送信部と、
前記RRCメッセージに対する送達確認情報(HARQ−ACK:Hybrid Automatic Repeat reQuest-ACKnowledgement)を変更前のPUCCH送信設定を用いて受信する受信部と、を有することを特徴とする無線基地局。 - 複数の上り制御チャネル(PUCCH:Physical Uplink Control Channel)設定セルを用いて通信を行うユーザ端末の無線通信方法であって、
PUCCH設定セカンダリセル(SCell:Secondary Cell)の変更指示が含まれる無線リソース制御(RRC)メッセージを受信する工程と、
前記RRCメッセージに基づいて、少なくとも1つのPUCCH設定SCellを変更する工程と、
前記RRCメッセージに対する送達確認情報(HARQ−ACK:Hybrid Automatic Repeat reQuest-ACKnowledgement)を変更前のPUCCH送信設定を用いて送信する工程と、を有することを特徴とする無線通信方法。
Priority Applications (5)
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JP2013269757A JP6081350B2 (ja) | 2013-12-26 | 2013-12-26 | ユーザ端末、無線基地局及び無線通信方法 |
CN201480074118.7A CN105934991B (zh) | 2013-12-26 | 2014-12-04 | 用户终端、无线基站、无线通信系统以及无线通信方法 |
US15/107,474 US10271315B2 (en) | 2013-12-26 | 2014-12-04 | User terminal, radio base station, radio communication system, and radio communication method |
EP14875290.0A EP3089533B1 (en) | 2013-12-26 | 2014-12-04 | User terminal, wireless base station and wireless communication method |
PCT/JP2014/082139 WO2015098457A1 (ja) | 2013-12-26 | 2014-12-04 | ユーザ端末、無線基地局、無線通信システムおよび無線通信方法 |
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JP2015126394A5 JP2015126394A5 (ja) | 2017-01-12 |
JP6081350B2 true JP6081350B2 (ja) | 2017-02-15 |
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EP (1) | EP3089533B1 (ja) |
JP (1) | JP6081350B2 (ja) |
CN (1) | CN105934991B (ja) |
WO (1) | WO2015098457A1 (ja) |
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US10462758B2 (en) | 2014-08-05 | 2019-10-29 | Qualcomm Incorporated | Timing alignment procedures for dual PUCCH |
WO2016119173A1 (zh) * | 2015-01-29 | 2016-08-04 | 华为技术有限公司 | Pucch配置方法和装置 |
US10264564B2 (en) * | 2015-01-30 | 2019-04-16 | Futurewei Technologies, Inc. | System and method for resource allocation for massive carrier aggregation |
CN112969226B (zh) * | 2015-03-06 | 2024-06-28 | 三星电子株式会社 | 执行和报告测量的方法和装置 |
KR101987525B1 (ko) * | 2015-03-09 | 2019-06-12 | 주식회사 케이티 | 채널상태정보 전송 방법 및 그 장치 |
EP3282792B1 (en) * | 2015-04-08 | 2020-05-20 | Nec Corporation | Automatic deactivation of secondary cells in pucch reconfigurations |
US10945170B2 (en) * | 2016-12-29 | 2021-03-09 | Huawei Technologies Co., Ltd. | Communication method and mobile terminal |
US20220061115A1 (en) * | 2017-04-07 | 2022-02-24 | Ntt Docomo, Inc. | Radio communication system and user device |
EP3737058A4 (en) * | 2018-01-05 | 2021-08-18 | Ntt Docomo, Inc. | USER TERMINAL AND WIRELESS COMMUNICATION PROCESS |
CN113630229B (zh) | 2018-06-27 | 2022-11-25 | 华为技术有限公司 | 一种通信方法及装置 |
CN111800869B (zh) * | 2019-08-22 | 2023-07-18 | 维沃移动通信有限公司 | 物理上行控制信道pucch传输方法、终端设备和网络设备 |
US11330668B2 (en) * | 2019-11-22 | 2022-05-10 | Apple Inc. | 5G NR FR2 beam management enhancements |
CN114070497B (zh) * | 2020-07-30 | 2023-02-03 | 上海华为技术有限公司 | 一种消息发送的方法、设备以及存储介质 |
CN117796099A (zh) * | 2021-08-06 | 2024-03-29 | 鸿颖创新有限公司 | 物理上行控制信道小区切换的方法及用户设备 |
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EP2494842A1 (en) * | 2009-10-28 | 2012-09-05 | Nokia Siemens Networks Oy | Resource setting control for transmission using contention based resources |
KR101688263B1 (ko) * | 2010-01-08 | 2016-12-20 | 인터디지탈 패튼 홀딩스, 인크 | 다수의 업링크 캐리어와의 시간 정렬 유지 |
US10333650B2 (en) * | 2010-08-16 | 2019-06-25 | Qualcomm Incorporated | Aperiodic channel quality indicator report in carrier aggregation |
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JP5331161B2 (ja) * | 2011-05-19 | 2013-10-30 | シャープ株式会社 | 無線通信システム、基地局装置、移動局装置、無線通信方法および集積回路 |
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US10271315B2 (en) | 2019-04-23 |
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CN105934991A (zh) | 2016-09-07 |
WO2015098457A1 (ja) | 2015-07-02 |
EP3089533A1 (en) | 2016-11-02 |
EP3089533B1 (en) | 2019-02-20 |
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