CN107148763A - 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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- CN107148763A CN107148763A CN201580057971.2A CN201580057971A CN107148763A CN 107148763 A CN107148763 A CN 107148763A CN 201580057971 A CN201580057971 A CN 201580057971A CN 107148763 A CN107148763 A CN 107148763A
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- 230000001052 transient effect Effects 0.000 claims description 8
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- 238000004458 analytical method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 24
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Classifications
-
- 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 (24)
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 true CN107148763A (zh) | 2017-09-08 |
CN107148763B 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) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021089046A1 (en) * | 2019-11-08 | 2021-05-14 | Huawei Technologies Co., Ltd. | Method and apparatus for channel state information feedback for joint transmission |
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 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK3637632T3 (da) * | 2015-01-14 | 2021-10-11 | Ericsson Telefon Ab L M | Kodebog-subsæt-begrænsningssignalering |
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 |
US11956717B2 (en) * | 2020-01-16 | 2024-04-09 | Qualcomm Incorporated | Techniques for selecting an uplink control information reporting mode |
Citations (4)
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系统 |
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 |
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 |
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 (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013066085A1 (ko) * | 2011-11-01 | 2013-05-10 | 엘지전자 주식회사 | 무선통신 시스템에서 채널 상태 정보 전송 방법 및 장치 |
US9729273B2 (en) * | 2012-03-30 | 2017-08-08 | Sharp Kabushiki Kaisha | Collision resolution among transmission schedules of uplink control information (UCI) |
CN108111196B (zh) * | 2012-06-04 | 2021-06-18 | 交互数字专利控股公司 | 传递多个传输点的信道状态信息(csi) |
JP6072258B2 (ja) * | 2012-08-28 | 2017-02-01 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおいてチャネル状態情報をフィードバックする方法及びそのための装置 |
WO2014051254A1 (ko) * | 2012-09-28 | 2014-04-03 | 엘지전자 주식회사 | 상향링크 전송 방법 및 장치 |
CN106465097A (zh) * | 2014-05-22 | 2017-02-22 | 高通股份有限公司 | 用于mimo的定期和非定期信道状态信息(csi)报告 |
US9674749B2 (en) * | 2014-08-14 | 2017-06-06 | 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 WO PCT/US2015/057508 patent/WO2016085608A1/en active Application Filing
- 2015-10-27 CN CN201580057971.2A patent/CN107148763B/zh active Active
Patent Citations (4)
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系统 |
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 |
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 |
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 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021089046A1 (en) * | 2019-11-08 | 2021-05-14 | Huawei Technologies Co., Ltd. | Method and apparatus for channel state information feedback for joint transmission |
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 |
Also Published As
Publication number | Publication date |
---|---|
CN107148763B (zh) | 2020-11-17 |
US20160149628A1 (en) | 2016-05-26 |
WO2016085608A1 (en) | 2016-06-02 |
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