CN106688193B - 多用户多输入和多输出通信网络中的调度 - Google Patents
多用户多输入和多输出通信网络中的调度 Download PDFInfo
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- CN106688193B CN106688193B CN201580043873.3A CN201580043873A CN106688193B CN 106688193 B CN106688193 B CN 106688193B CN 201580043873 A CN201580043873 A CN 201580043873A CN 106688193 B CN106688193 B CN 106688193B
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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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0452—Multi-user MIMO systems
-
- 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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
-
- 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]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/494,857 US9698889B2 (en) | 2014-09-24 | 2014-09-24 | Scheduling in a multiple user multiple-input and multiple output communications network |
US14/494,857 | 2014-09-24 | ||
PCT/US2015/045734 WO2016048484A1 (en) | 2014-09-24 | 2015-08-18 | Scheduling in a multiple user multiple-input and multiple output communications network |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106688193A CN106688193A (zh) | 2017-05-17 |
CN106688193B true CN106688193B (zh) | 2021-05-14 |
Family
ID=54015232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580043873.3A Active CN106688193B (zh) | 2014-09-24 | 2015-08-18 | 多用户多输入和多输出通信网络中的调度 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9698889B2 (zh) |
EP (1) | EP3198741A1 (zh) |
JP (1) | JP2017535093A (zh) |
CN (1) | CN106688193B (zh) |
WO (1) | WO2016048484A1 (zh) |
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CN107852387B (zh) * | 2015-07-10 | 2021-10-22 | 梁平 | 降低大规模多输入多输出系统中预编码矩阵计算和用户设备分组复杂度的方法 |
US20170086080A1 (en) * | 2015-09-18 | 2017-03-23 | Huawei Technologies Co., Ltd. | System and Method for Fast Beamforming Setup |
GB2548335B (en) * | 2016-03-08 | 2020-07-01 | Cambium Networks Ltd | Method and apparatus for channel sounding for a MU-MIMO wireless communication network |
WO2018018466A1 (zh) * | 2016-07-27 | 2018-02-01 | 华为技术有限公司 | 一种有源天线系统、基站及通信系统 |
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JP6632768B2 (ja) * | 2017-06-27 | 2020-01-22 | 三菱電機株式会社 | 下位無線基地局、上位無線基地局および無線基地局システム |
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EP3811522A4 (en) * | 2018-06-25 | 2022-02-16 | Nokia Technologies OY | USER SELECTION FOR MU-MIMO COMMUNICATIONS |
US11184906B1 (en) | 2018-08-08 | 2021-11-23 | T-Mobile Innovations Llc | Scheduling resources in massive MU-MIMO wireless networks |
US20220029689A1 (en) * | 2018-12-18 | 2022-01-27 | Telefonaktiebolaget Lm Ericsson (Publ) | First Node and Methods Therein in a Wireless Communications Network |
CN113228545A (zh) * | 2018-12-26 | 2021-08-06 | 瑞典爱立信有限公司 | 下行链路解调参考信号的配置和资源分配 |
EP3925354B1 (en) * | 2019-02-13 | 2024-06-05 | Telefonaktiebolaget LM Ericsson (publ) | Multi-user coordinated transmission in cellular systems |
US11496970B2 (en) | 2019-03-06 | 2022-11-08 | Qualcomm Incorporated | Support of high pathloss mode |
US11445408B2 (en) | 2019-04-17 | 2022-09-13 | Qualcomm Incorporated | High pathloss mode multiplexing |
US11438808B2 (en) | 2019-04-17 | 2022-09-06 | Qualcomm Incorporated | Acknowledgment messaging for resource reservations |
US11463964B2 (en) | 2019-04-17 | 2022-10-04 | Qualcomm Incorporated | Communication configuration for high pathloss operations |
US11477747B2 (en) | 2019-04-17 | 2022-10-18 | Qualcomm Incorporated | Synchronization signal periodicity adjustment |
US11510071B2 (en) * | 2019-04-17 | 2022-11-22 | Qualcomm Incorporated | Beam direction selection for high pathloss mode operations |
CN111866919B (zh) * | 2019-04-30 | 2022-02-25 | 中国信息通信研究院 | 一种基于数据调度的波束失败上报信息指示方法 |
US11901978B1 (en) | 2019-05-03 | 2024-02-13 | Sprint Spectrum Lp | Performing multi-user multiple-input-multiple-output (MU-MIMO) in wireless networks |
EP3751753A1 (en) * | 2019-06-13 | 2020-12-16 | Mitsubishi Electric R&D Centre Europe B.V. | Method and system of massive mimo communciation |
US10862553B1 (en) * | 2019-07-12 | 2020-12-08 | Sprint Spectrum L.P. | Use of RF correlation between UEs in a MU-MIMO group as a basis to bias MCS |
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US11038639B1 (en) * | 2019-10-18 | 2021-06-15 | T-Mobile Innovations Llc | Performing MU-MIMO based on bandwidth parts |
CN111010219B (zh) * | 2019-11-28 | 2020-11-20 | 东南大学 | 可重构智能表面辅助的多用户mimo上行链路传输方法 |
US11252770B1 (en) | 2020-01-30 | 2022-02-15 | T-Mobile Innovations Llc | Massive MIMO pairing criteria adjustments |
US11069975B1 (en) * | 2020-04-13 | 2021-07-20 | Pivotal Commware, Inc. | Aimable beam antenna system |
CN111525946B (zh) * | 2020-04-29 | 2021-04-30 | 北京大学 | 适用于宽带大规模毫米波系统的抗时变波束序号调制方法 |
CN113811010B (zh) * | 2020-06-12 | 2023-03-24 | 大唐移动通信设备有限公司 | 一种多用户mimo调度方法及设备 |
US11503649B2 (en) * | 2020-06-12 | 2022-11-15 | Ahmad Jalali | Uplink-initiated fast and low overhead initial access for MU MIMO systems |
WO2022018485A1 (en) * | 2020-07-20 | 2022-01-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Computationally efficient directional spectral estimation for multi-user mimo pairing |
CN114124174B (zh) * | 2020-08-26 | 2022-11-11 | 大唐移动通信设备有限公司 | 一种多输入多输出系统mu-mimo用户配对方法、装置及存储介质 |
WO2022047688A1 (en) * | 2020-09-03 | 2022-03-10 | Qualcomm Incorporated | Multi-user multiple input, multiple output (mu-mimo) mode selection based on candidate mu-mimo modes |
CN112135309B (zh) * | 2020-10-22 | 2022-09-27 | 中国联合网络通信集团有限公司 | 一种网络优化方法及装置 |
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CN101568064A (zh) * | 2008-04-25 | 2009-10-28 | 大唐移动通信设备有限公司 | 一种多用户调度的方法及装置 |
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2014
- 2014-09-24 US US14/494,857 patent/US9698889B2/en active Active
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2015
- 2015-08-18 JP JP2017508615A patent/JP2017535093A/ja active Pending
- 2015-08-18 WO PCT/US2015/045734 patent/WO2016048484A1/en active Application Filing
- 2015-08-18 EP EP15757091.2A patent/EP3198741A1/en not_active Withdrawn
- 2015-08-18 CN CN201580043873.3A patent/CN106688193B/zh active Active
Patent Citations (1)
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CN101568064A (zh) * | 2008-04-25 | 2009-10-28 | 大唐移动通信设备有限公司 | 一种多用户调度的方法及装置 |
Also Published As
Publication number | Publication date |
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CN106688193A (zh) | 2017-05-17 |
WO2016048484A1 (en) | 2016-03-31 |
US20160088648A1 (en) | 2016-03-24 |
EP3198741A1 (en) | 2017-08-02 |
US9698889B2 (en) | 2017-07-04 |
JP2017535093A (ja) | 2017-11-24 |
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