CN107148763B - 用于载波聚合的信道状态信息(csi)报告 - Google Patents
用于载波聚合的信道状态信息(csi)报告 Download PDFInfo
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- CN107148763B CN107148763B CN201580057971.2A CN201580057971A CN107148763B CN 107148763 B CN107148763 B CN 107148763B CN 201580057971 A CN201580057971 A CN 201580057971A CN 107148763 B CN107148763 B CN 107148763B
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- 230000002776 aggregation Effects 0.000 title claims description 20
- 238000004220 aggregation Methods 0.000 title claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 29
- 239000011159 matrix material Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 description 25
- 239000000969 carrier Substances 0.000 description 22
- 238000010586 diagram Methods 0.000 description 13
- 238000004891 communication Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 230000011664 signaling Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000013468 resource allocation Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Images
Classifications
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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
- H04B7/06—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
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- 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
-
- 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
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
-
- 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
- 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
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- 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
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (31)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462084068P | 2014-11-25 | 2014-11-25 | |
US62/084,068 | 2014-11-25 | ||
US14/692,987 US20160149628A1 (en) | 2014-11-25 | 2015-04-22 | Channel state information (csi) reporting for carrier aggregation |
US14/692,987 | 2015-04-22 | ||
PCT/US2015/057508 WO2016085608A1 (en) | 2014-11-25 | 2015-10-27 | Channel state information (csi) reporting for carrier aggregation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107148763A CN107148763A (zh) | 2017-09-08 |
CN107148763B true CN107148763B (zh) | 2020-11-17 |
Family
ID=56011266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580057971.2A Active CN107148763B (zh) | 2014-11-25 | 2015-10-27 | 用于载波聚合的信道状态信息(csi)报告 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20160149628A1 (zh) |
CN (1) | CN107148763B (zh) |
WO (1) | WO2016085608A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112350761B (zh) * | 2015-01-14 | 2023-06-02 | 瑞典爱立信有限公司 | 码本子集限制信令 |
US10122429B2 (en) * | 2015-01-16 | 2018-11-06 | Qualcomm Incorporated | Channel state information for enhanced carrier aggregation |
US10568082B2 (en) * | 2017-09-08 | 2020-02-18 | At&T Intellectual Property I, L.P. | Reducing higher layer signaling overhead in multiantenna wireless communication systems |
US20210143878A1 (en) * | 2019-11-08 | 2021-05-13 | Huawei Technologies Co., Ltd. | Method and apparatus for channel state information feedback for joint transmission |
US11956717B2 (en) * | 2020-01-16 | 2024-04-09 | Qualcomm Incorporated | Techniques for selecting an uplink control information reporting mode |
WO2022088158A1 (zh) * | 2020-10-31 | 2022-05-05 | 华为技术有限公司 | 一种上报信道信息的方法及装置 |
WO2024020771A1 (en) * | 2022-07-26 | 2024-02-01 | Qualcomm Incorporated | Codebook subset restriction for time domain channel state information |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101883391A (zh) * | 2010-06-24 | 2010-11-10 | 中兴通讯股份有限公司 | 上行控制信令反馈处理方法及*** |
CN101908951A (zh) * | 2010-08-16 | 2010-12-08 | 中兴通讯股份有限公司 | 一种信道状态信息的报告方法及基站 |
CN102763476A (zh) * | 2011-02-15 | 2012-10-31 | 联发科技股份有限公司 | 载波聚合中周期信道状态信息报告的优先级规则 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120127869A1 (en) * | 2010-11-22 | 2012-05-24 | Sharp Laboratories Of America, Inc. | Multiple channel state information (csi) reporting on the physical uplink shared channel (pusch) with carrier aggregation |
US9509389B2 (en) * | 2011-11-01 | 2016-11-29 | Lg Electronics Inc. | Method and apparatus for transmitting channel state information in wireless communication system |
US9729273B2 (en) * | 2012-03-30 | 2017-08-08 | Sharp Kabushiki Kaisha | Collision resolution among transmission schedules of uplink control information (UCI) |
KR101647007B1 (ko) * | 2012-06-04 | 2016-08-10 | 인터디지탈 패튼 홀딩스, 인크 | 다중 전송 포인트의 통신 채널 상태 정보(csi) |
US20150036610A1 (en) * | 2012-08-28 | 2015-02-05 | Lg Electronics Inc. | Method for providing feedback of channel state information in wireless communication system and apparatus for same |
US10194423B2 (en) * | 2012-09-28 | 2019-01-29 | Lg Electronics Inc. | Uplink transmission method and uplink transmission device |
US11317306B2 (en) * | 2014-05-22 | 2022-04-26 | Qualcomm Incorporated | Periodic and aperiodic channel state information (CSI) reporting for MIMO |
WO2016024848A1 (en) * | 2014-08-14 | 2016-02-18 | Samsung Electronics Co., Ltd. | Method and apparatus for selecting dedicated core network |
-
2015
- 2015-04-22 US US14/692,987 patent/US20160149628A1/en not_active Abandoned
- 2015-10-27 CN CN201580057971.2A patent/CN107148763B/zh active Active
- 2015-10-27 WO PCT/US2015/057508 patent/WO2016085608A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101883391A (zh) * | 2010-06-24 | 2010-11-10 | 中兴通讯股份有限公司 | 上行控制信令反馈处理方法及*** |
CN101908951A (zh) * | 2010-08-16 | 2010-12-08 | 中兴通讯股份有限公司 | 一种信道状态信息的报告方法及基站 |
CN102763476A (zh) * | 2011-02-15 | 2012-10-31 | 联发科技股份有限公司 | 载波聚合中周期信道状态信息报告的优先级规则 |
Also Published As
Publication number | Publication date |
---|---|
CN107148763A (zh) | 2017-09-08 |
US20160149628A1 (en) | 2016-05-26 |
WO2016085608A1 (en) | 2016-06-02 |
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