JP6946451B2 - 無線通信システムにおいて信号を送信又は受信する方法及びそのための装置 - Google Patents
無線通信システムにおいて信号を送信又は受信する方法及びそのための装置 Download PDFInfo
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- JP6946451B2 JP6946451B2 JP2019550603A JP2019550603A JP6946451B2 JP 6946451 B2 JP6946451 B2 JP 6946451B2 JP 2019550603 A JP2019550603 A JP 2019550603A JP 2019550603 A JP2019550603 A JP 2019550603A JP 6946451 B2 JP6946451 B2 JP 6946451B2
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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
-
- 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
- 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
-
- 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
-
- 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
- H04L1/0047—Decoding adapted to other signal detection operation
-
- 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
-
- 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
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- 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
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
-
- 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
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
-
- 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
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (10)
- 無線通信システムにおいて、端末が下りリンク制御情報を受信する方法であって、
基地局から少なくとも1個の制御リソースセット(CORESET)に多数のビーム(beam)を設定するビーム設定(configuration)情報を受信するステップと、
前記多数のビームのうちの少なくとも1個を介して送信される下りリンク制御チャネルを、前記少なくとも1個のCORESET上においてブラインド検出するステップと、
前記ブラインド検出された下りリンク制御チャネルから下りリンク制御情報を取得するステップと、を含み、
前記端末が実行可能なブラインド検出の総回数が、前記多数のビームに分けて割り当てられ、
前記端末は、各々のビームに割り当てられたブラインド検出の回数に応じてブラインド検出を行い、
前記多数のビームは、プライマリ(primary)ビーム及びセカンダリ(secondary)ビームを含み、
前記端末は、前記プライマリビーム上では、第1のアグリゲーションレベル(aggregation level)に該当する制御チャネル候補の検出を試み、前記セカンダリビーム上では、第2のアグリゲーションレベルに該当する制御チャネル候補の検出を試みる、下りリンク制御情報の受信方法。 - 前記多数のビームは、異なるCORESET上にそれぞれ設定される、請求項1に記載の下りリンク制御情報の受信方法。
- 前記異なるCORESETのそれぞれに個別に共通サーチスペース(CSS)と端末固有サーチスペース(USS)のうちの少なくとも1つが設定され、
前記端末は、該当CORESETに設定されたビームを用いて、前記該当CORESETに設定された前記CSS及び前記USSのうちの少なくとも1つをモニタリングする、請求項2に記載の下りリンク制御情報の受信方法。 - 前記プライマリビームに割り当てられた前記第1のアグリゲーションレベルは、前記セカンダリビームに割り当てられた前記第2のアグリゲーションレベルよりも低く設定される、請求項1に記載の下りリンク制御情報の受信方法。
- 前記セカンダリビームは、前記プライマリビームを介して受信されるMACメッセージ又は下りリンク制御情報を介して活性化/非活性化される、請求項1に記載の下りリンク制御情報の受信方法。
- 無線通信システムにおいて、下りリンク制御情報を受信する端末であって、
受信器と、
前記受信器を介して基地局から少なくとも1個の制御リソースセット(CORESET)に多数のビーム(beam)を設定するビーム設定(configuration)情報を受信して、前記多数のビームのうちの少なくとも1個を介して送信される下りリンク制御チャネルを前記少なくとも1個のCORESET上においてブラインド検出して、前記ブラインド検出された下りリンク制御チャネルから下りリンク制御情報を取得するプロセッサと、を含み、
前記プロセッサが実行可能なブラインド検出の総回数が、前記多数のビームに分けて割り当てられ、
前記プロセッサは、各々のビームに割り当てられたブラインド検出の回数に応じてブラインド検出を行い、
前記多数のビームは、プライマリ(primary)ビーム及びセカンダリ(secondary)ビームを含み、
前記プロセッサは、前記プライマリビーム上では、第1のアグリゲーションレベル(aggregation level)に該当する制御チャネル候補の検出を試み、前記セカンダリビーム上では、第2のアグリゲーションレベルに該当する制御チャネル候補の検出を試みる、端末。 - 前記多数のビームは、異なるCORESET上にそれぞれ設定される、請求項6に記載の端末。
- 前記異なるCORESETのそれぞれに個別に共通サーチスペース(CSS)と端末固有サーチスペース(USS)のうちの少なくとも1つが設定され、
前記プロセッサは、該当CORESETに設定されたビームを用いて、前記該当CORESETに設定された前記CSS及び前記USSのうちの少なくとも1つをモニタリングする、請求項7に記載の端末。
- 前記プライマリビームに割り当てられた前記第1のアグリゲーションレベルは、前記セカンダリビームに割り当てられた前記第2のアグリゲーションレベルよりも低く設定される、請求項6に記載の端末。
- 前記セカンダリビームは、前記プライマリビームを介して受信されるMACメッセージ又は下りリンク制御情報を介して活性化/非活性化される、請求項6に記載の端末。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201762471921P | 2017-03-15 | 2017-03-15 | |
US62/471,921 | 2017-03-15 | ||
PCT/KR2018/003027 WO2018169318A1 (ko) | 2017-03-15 | 2018-03-15 | 무선 통신 시스템에서 신호를 송신 또는 수신하는 방법 및 이를 위한 장치 |
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JP2020511837A JP2020511837A (ja) | 2020-04-16 |
JP6946451B2 true JP6946451B2 (ja) | 2021-10-06 |
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JP2019550603A Active JP6946451B2 (ja) | 2017-03-15 | 2018-03-15 | 無線通信システムにおいて信号を送信又は受信する方法及びそのための装置 |
Country Status (6)
Country | Link |
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US (1) | US20200119839A1 (ja) |
EP (1) | EP3598684B1 (ja) |
JP (1) | JP6946451B2 (ja) |
KR (1) | KR20190120788A (ja) |
CN (1) | CN110622460B (ja) |
WO (1) | WO2018169318A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
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US10638484B2 (en) | 2016-07-21 | 2020-04-28 | Lg Electronics Inc. | Method for transmitting or receiving downlink control information in wireless communication system and device therefor |
CN110731055A (zh) * | 2017-03-23 | 2020-01-24 | 株式会社Ntt都科摩 | 用户终端以及无线通信方法 |
CN108633045A (zh) * | 2017-03-24 | 2018-10-09 | 华为技术有限公司 | 一种链路重建方法及设备 |
CN113395779A (zh) * | 2017-03-24 | 2021-09-14 | 中兴通讯股份有限公司 | 波束恢复的处理方法及装置 |
WO2018201457A1 (en) * | 2017-05-05 | 2018-11-08 | Mediatek Singapore Pte. Ltd. | Handling of intermittent disconnection in a millimeter wave (mmw) system |
KR20180123417A (ko) * | 2017-05-08 | 2018-11-16 | 삼성전자주식회사 | 무선 통신 시스템에서 하향링크 제어채널을 전송하는 방법 및 장치 |
JP7099481B2 (ja) * | 2017-08-11 | 2022-07-12 | 富士通株式会社 | ビーム失敗イベントのトリガー条件の設定方法、装置及び通信システム |
CN110167036B (zh) * | 2018-02-14 | 2022-05-24 | 华硕电脑股份有限公司 | 无线通信考虑波束故障恢复的监听控制资源的方法和设备 |
US11324033B2 (en) * | 2018-04-06 | 2022-05-03 | Qualcomm Incorporated | Physical downlink shared channel reception when physical downlink control channel with different spatial quasi-colocation assumptions are mapped to the same control resource set |
WO2020000308A1 (en) * | 2018-06-28 | 2020-01-02 | Apple Inc. | Beam failure recovery using contention based random access |
US11700599B2 (en) * | 2019-10-10 | 2023-07-11 | Qualcomm Incorporated | Beam switching gap |
US11695501B2 (en) * | 2020-07-10 | 2023-07-04 | Qualcomm Incorporated | Adaptive control channel blind detection limits |
JPWO2022080309A1 (ja) * | 2020-10-13 | 2022-04-21 | ||
WO2022077509A1 (zh) * | 2020-10-16 | 2022-04-21 | Oppo广东移动通信有限公司 | 控制信道的传输方法、终端设备和网络设备 |
US20220346074A1 (en) * | 2021-04-21 | 2022-10-27 | Qualcomm Incorporated | Configuring time domain control channel element bundles for single carrier waveforms |
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KR20140056561A (ko) * | 2012-10-29 | 2014-05-12 | 한국전자통신연구원 | 다중 빔을 운영하는 이동통신시스템에서 기지국 및 단말의 동작 방법 |
CN107852264B (zh) * | 2015-08-28 | 2021-05-11 | 苹果公司 | 用于基于窄波束的无线通信的波束赋形物理下行链路控制信道(bpdcch) |
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- 2018-03-15 JP JP2019550603A patent/JP6946451B2/ja active Active
- 2018-03-15 US US16/493,133 patent/US20200119839A1/en not_active Abandoned
- 2018-03-15 EP EP18768091.3A patent/EP3598684B1/en active Active
- 2018-03-15 CN CN201880031722.XA patent/CN110622460B/zh active Active
- 2018-03-15 WO PCT/KR2018/003027 patent/WO2018169318A1/ko unknown
- 2018-03-15 KR KR1020197027435A patent/KR20190120788A/ko unknown
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Publication number | Publication date |
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US20200119839A1 (en) | 2020-04-16 |
KR20190120788A (ko) | 2019-10-24 |
EP3598684A4 (en) | 2020-12-23 |
EP3598684A1 (en) | 2020-01-22 |
JP2020511837A (ja) | 2020-04-16 |
CN110622460A (zh) | 2019-12-27 |
WO2018169318A1 (ko) | 2018-09-20 |
EP3598684B1 (en) | 2022-02-16 |
CN110622460B (zh) | 2022-04-29 |
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