CN104205700B - 信道状态信息参考信号(csi‑rs)配置和csi报告限制 - Google Patents
信道状态信息参考信号(csi‑rs)配置和csi报告限制 Download PDFInfo
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- CN104205700B CN104205700B CN201380016773.2A CN201380016773A CN104205700B CN 104205700 B CN104205700 B CN 104205700B CN 201380016773 A CN201380016773 A CN 201380016773A CN 104205700 B CN104205700 B CN 104205700B
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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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
- H04L1/02—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
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
- H04L1/0693—Partial feedback, e.g. partial channel state information [CSI]
-
- 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
- H04L1/0001—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
- H04L1/0001—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
- H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261617613P | 2012-03-29 | 2012-03-29 | |
| US61/617,613 | 2012-03-29 | ||
| US201261637683P | 2012-04-24 | 2012-04-24 | |
| US61/637,683 | 2012-04-24 | ||
| US201261679646P | 2012-08-03 | 2012-08-03 | |
| US61/679,646 | 2012-08-03 | ||
| US13/830,821 US9155098B2 (en) | 2012-03-29 | 2013-03-14 | Channel state information reference signal (CSI-RS) configuration and CSI reporting restrictions |
| US13/830,821 | 2013-03-14 | ||
| PCT/US2013/032356 WO2013148347A1 (en) | 2012-03-29 | 2013-03-15 | Channel state information reference signal (csi-rs) configuration and csi reporting restrictions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104205700A CN104205700A (zh) | 2014-12-10 |
| CN104205700B true CN104205700B (zh) | 2017-10-27 |
Family
ID=49234940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380016773.2A Active CN104205700B (zh) | 2012-03-29 | 2013-03-15 | 信道状态信息参考信号(csi‑rs)配置和csi报告限制 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9155098B2 (https=) |
| EP (1) | EP2832021B1 (https=) |
| JP (1) | JP6054510B2 (https=) |
| KR (1) | KR101634747B1 (https=) |
| CN (1) | CN104205700B (https=) |
| ES (1) | ES2885766T3 (https=) |
| WO (1) | WO2013148347A1 (https=) |
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2013
- 2013-03-14 US US13/830,821 patent/US9155098B2/en active Active
- 2013-03-15 EP EP13714134.7A patent/EP2832021B1/en active Active
- 2013-03-15 JP JP2015503339A patent/JP6054510B2/ja active Active
- 2013-03-15 KR KR1020147029969A patent/KR101634747B1/ko active Active
- 2013-03-15 WO PCT/US2013/032356 patent/WO2013148347A1/en not_active Ceased
- 2013-03-15 ES ES13714134T patent/ES2885766T3/es active Active
- 2013-03-15 CN CN201380016773.2A patent/CN104205700B/zh active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20110317656A1 (en) * | 2009-12-23 | 2011-12-29 | Qualcomm Incorporated | Cluster-specific reference signals for communication systems with multiple transmission points |
| US20110170435A1 (en) * | 2010-01-12 | 2011-07-14 | Samsung Electronics Co. Ltd. | Method for processing csi-rs in wireless communication system |
| CN102082636A (zh) * | 2010-08-16 | 2011-06-01 | 大唐移动通信设备有限公司 | 一种信道状态信息csi反馈指示方法和基站及系统 |
| CN102291228A (zh) * | 2011-08-16 | 2011-12-21 | 电信科学技术研究院 | 信道状态信息的反馈、接收方法和设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2832021A1 (en) | 2015-02-04 |
| JP2015517258A (ja) | 2015-06-18 |
| ES2885766T3 (es) | 2021-12-15 |
| KR20140142324A (ko) | 2014-12-11 |
| WO2013148347A1 (en) | 2013-10-03 |
| KR101634747B1 (ko) | 2016-06-30 |
| US20130258965A1 (en) | 2013-10-03 |
| CN104205700A (zh) | 2014-12-10 |
| JP6054510B2 (ja) | 2016-12-27 |
| US9155098B2 (en) | 2015-10-06 |
| EP2832021B1 (en) | 2021-08-11 |
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