CN105262574B - A kind of CSI-RS port mapping method and device - Google Patents
A kind of CSI-RS port mapping method and device Download PDFInfo
- Publication number
- CN105262574B CN105262574B CN201510595213.8A CN201510595213A CN105262574B CN 105262574 B CN105262574 B CN 105262574B CN 201510595213 A CN201510595213 A CN 201510595213A CN 105262574 B CN105262574 B CN 105262574B
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- China
- Prior art keywords
- csi
- cell
- port
- group
- different
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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
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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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
- 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
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1893—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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0062—Avoidance of ingress interference, e.g. ham radio channels
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510595213.8A CN105262574B (en) | 2015-09-17 | 2015-09-17 | A kind of CSI-RS port mapping method and device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510595213.8A CN105262574B (en) | 2015-09-17 | 2015-09-17 | A kind of CSI-RS port mapping method and device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105262574A CN105262574A (en) | 2016-01-20 |
CN105262574B true CN105262574B (en) | 2018-12-18 |
Family
ID=55102097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510595213.8A Active CN105262574B (en) | 2015-09-17 | 2015-09-17 | A kind of CSI-RS port mapping method and device |
Country Status (1)
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CN (1) | CN105262574B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018018633A1 (en) * | 2016-07-29 | 2018-02-01 | 华为技术有限公司 | Csi-rs transmission method and network device |
WO2018201284A1 (en) * | 2017-05-02 | 2018-11-08 | Qualcomm Incorporated | Port group indication and port subsets in a csi-rs resource for new radio (nr) |
CN109150435B (en) * | 2017-06-16 | 2021-05-18 | 展讯通信(上海)有限公司 | CSI-RS configuration method and device, storage medium, base station and terminal |
CN110875814B (en) * | 2018-09-03 | 2023-05-02 | 华为技术有限公司 | Method for transmitting and receiving hybrid automatic repeat request acknowledgement information and communication device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101686080A (en) * | 2008-09-24 | 2010-03-31 | 中兴通讯股份有限公司 | Multipoint-cooperation transmission method |
CN102804625A (en) * | 2010-01-18 | 2012-11-28 | 株式会社泛泰 | Method and apparatus for allocating channel state information-reference signal in wireless communication system |
CN103841596A (en) * | 2012-11-22 | 2014-06-04 | 中兴通讯股份有限公司 | Method and apparatus for determining UE ownership AP |
WO2014163792A1 (en) * | 2013-04-05 | 2014-10-09 | Qualcomm Incorporated | Virtual cell management for interference suppression and interference cancellation in lte |
WO2014166052A1 (en) * | 2013-04-09 | 2014-10-16 | Panasonic Intellectual Property Corporation Of America | Method of mapping csi-rs ports to resource blocks, base station and user equipment |
CN104485984A (en) * | 2010-02-07 | 2015-04-01 | Lg电子株式会社 | Method and apparatus for transmitting CSI-RS, and measuring channel state information |
CN104767592A (en) * | 2014-01-02 | 2015-07-08 | 中国移动通信集团公司 | Method and equipment for configuring ports of CSI-RSs (Channel State Information Reference Signal), and method and equipment for transmitting CSI-RSs |
-
2015
- 2015-09-17 CN CN201510595213.8A patent/CN105262574B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101686080A (en) * | 2008-09-24 | 2010-03-31 | 中兴通讯股份有限公司 | Multipoint-cooperation transmission method |
CN102804625A (en) * | 2010-01-18 | 2012-11-28 | 株式会社泛泰 | Method and apparatus for allocating channel state information-reference signal in wireless communication system |
CN104485984A (en) * | 2010-02-07 | 2015-04-01 | Lg电子株式会社 | Method and apparatus for transmitting CSI-RS, and measuring channel state information |
CN103841596A (en) * | 2012-11-22 | 2014-06-04 | 中兴通讯股份有限公司 | Method and apparatus for determining UE ownership AP |
WO2014163792A1 (en) * | 2013-04-05 | 2014-10-09 | Qualcomm Incorporated | Virtual cell management for interference suppression and interference cancellation in lte |
WO2014166052A1 (en) * | 2013-04-09 | 2014-10-16 | Panasonic Intellectual Property Corporation Of America | Method of mapping csi-rs ports to resource blocks, base station and user equipment |
CN104767592A (en) * | 2014-01-02 | 2015-07-08 | 中国移动通信集团公司 | Method and equipment for configuring ports of CSI-RSs (Channel State Information Reference Signal), and method and equipment for transmitting CSI-RSs |
Also Published As
Publication number | Publication date |
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CN105262574A (en) | 2016-01-20 |
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TR01 | Transfer of patent right |
Effective date of registration: 20191119 Address after: 430073 Hubei province Wuhan Dongxin East Lake high tech Development Zone, Road No. 5 Patentee after: Wuhan Hongxin Communication Technology Co., ltd. Address before: 100085, building 1, tower 5, East Road, Haidian District, Beijing Patentee before: Beifang Fenghuo Tech Co., Ltd., Beijing |
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 430205 Hubei city of Wuhan province Jiangxia Hidden Dragon Island Tan lake two Road No. 1 Patentee after: CITIC Mobile Communication Technology Co., Ltd Address before: 430073 Hubei province Wuhan Dongxin East Lake high tech Development Zone, Road No. 5 Patentee before: Wuhan Hongxin Telecommunication Technologies Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee after: CITIC Mobile Communication Technology Co.,Ltd. Address before: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee before: CITIC Mobile Communication Technology Co., Ltd |