CN102882575A - 用于确定信道状态信息的方法和装置 - Google Patents
用于确定信道状态信息的方法和装置 Download PDFInfo
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- CN102882575A CN102882575A CN2012102406148A CN201210240614A CN102882575A CN 102882575 A CN102882575 A CN 102882575A CN 2012102406148 A CN2012102406148 A CN 2012102406148A CN 201210240614 A CN201210240614 A CN 201210240614A CN 102882575 A CN102882575 A CN 102882575A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/024—Channel estimation channel estimation algorithms
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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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
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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
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
-
- 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
- H04B7/0417—Feedback systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Power Engineering (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11173714A EP2547022A1 (en) | 2011-07-13 | 2011-07-13 | Method and apparatus for determining channel state information |
EP11173714.4 | 2011-07-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102882575A true CN102882575A (zh) | 2013-01-16 |
CN102882575B CN102882575B (zh) | 2015-09-02 |
Family
ID=44582206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210240614.8A Expired - Fee Related CN102882575B (zh) | 2011-07-13 | 2012-07-12 | 用于确定信道状态信息的方法和装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8731038B2 (zh) |
EP (1) | EP2547022A1 (zh) |
CN (1) | CN102882575B (zh) |
Cited By (7)
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---|---|---|---|---|
CN105337907A (zh) * | 2014-07-25 | 2016-02-17 | 华为技术有限公司 | 一种获取信道状态信息的方法和装置 |
CN105407063A (zh) * | 2014-09-10 | 2016-03-16 | 三星电子株式会社 | 用于减轻无线通信***中的干扰的装置和方法 |
CN105659509A (zh) * | 2013-12-29 | 2016-06-08 | Lg电子株式会社 | 在无线通信***中反馈信道质量指示符的方法及其设备 |
CN111656742A (zh) * | 2018-01-25 | 2020-09-11 | 华为技术有限公司 | 一种信道估计方法和装置 |
CN111713027A (zh) * | 2018-02-12 | 2020-09-25 | 中兴通讯股份有限公司 | 使用多个天线的信号传输与接收 |
CN111786704A (zh) * | 2020-06-03 | 2020-10-16 | Oppo广东移动通信有限公司 | 一种cri选择方法、装置、用户设备及存储介质 |
CN113709813A (zh) * | 2021-09-03 | 2021-11-26 | 上海中兴易联通讯股份有限公司 | 一种用于nr小基站基带合并的方法和*** |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9225566B2 (en) * | 2011-12-09 | 2015-12-29 | St-Ericsson Sa | Frequency offset estimation in communication devices |
WO2012095052A2 (zh) * | 2012-02-29 | 2012-07-19 | 华为技术有限公司 | 频偏估计和信道估计的方法、装置及*** |
EP2989726B1 (en) * | 2013-04-26 | 2019-08-14 | Intel IP Corporation | Wireless transmission precoding |
EP3033840B1 (en) * | 2013-08-12 | 2018-03-07 | Telefonaktiebolaget LM Ericsson (publ) | Methods and devices for determining link adaptation parameters |
WO2015022170A1 (en) * | 2013-08-15 | 2015-02-19 | Sony Corporation | Transmitting apparatus and method for a mimo broadcast system |
DE102013110287B3 (de) * | 2013-09-18 | 2014-10-16 | Intel IP Corporation | Verfahren und Mobilvorrichtung für die Kanalqualitätsschätzung für nichtlineare MIMO-Empfänger |
WO2015064921A1 (ko) * | 2013-10-30 | 2015-05-07 | 엘지전자 주식회사 | 채널 품질 지시자를 피드백하는 방법 및 사용자 장치 |
WO2015113183A1 (en) * | 2014-01-29 | 2015-08-06 | Intel IP Corporation | Information processing in mobile devices |
EP3142263B1 (en) * | 2014-05-06 | 2020-02-19 | LG Electronics Inc. | Method for reducing complexity of mimo receiver which shares preprocessing filter in a group unit by adaptively using covariance matrix |
DE102014111735A1 (de) * | 2014-08-18 | 2016-02-18 | Intel IP Corporation | Funkkommunikationseinrichtungen und Verfahren zum Steuern einer Funkkommunikationseinrichtung |
US9755767B2 (en) * | 2014-10-31 | 2017-09-05 | Qualcomm Incorporated | Mechanism to measure, report, and allocate a highest possible rank for each cell in a carrier aggregation (CA) mode receiver-limited user equipment (UE) |
DE102014118600A1 (de) | 2014-12-15 | 2016-06-16 | Intel IP Corporation | Verfahren und Vorrichtung zur Bestimmung von gegenseitigen Informationen |
CN106411474B (zh) * | 2015-07-31 | 2019-03-19 | 展讯通信(上海)有限公司 | 信道ri获取方法及装置 |
CN106301741B (zh) * | 2016-08-24 | 2019-03-12 | 上海交通大学 | 一种基于信道频选特性的时频资源分配方法 |
US10397933B1 (en) | 2017-01-10 | 2019-08-27 | Marvell International Ltd. | Interference cancellation for receivers with multiple antennas |
KR102356971B1 (ko) | 2017-10-18 | 2022-01-28 | 삼성전자주식회사 | 반송파 집성을 이용한 데이터 전송을 위한 방법 및 그 전자 장치 |
US10574312B2 (en) | 2018-02-13 | 2020-02-25 | Nxp Usa, Inc. | Apparatus and methods for interference cancellation in multi-antenna receivers |
US10804945B1 (en) * | 2018-06-29 | 2020-10-13 | Nxp Usa, Inc. | Apparatus and methods of dynamic interference cancellation for wireless receivers |
US10574368B2 (en) | 2018-06-29 | 2020-02-25 | Intel Corporation | Devices and methods for determining channel quality indicator for higher resource allocation |
EP3621212A1 (en) * | 2018-09-10 | 2020-03-11 | Intel Corporation | Techniques for acquisition of channel state information |
FI20215318A1 (en) * | 2021-03-22 | 2022-09-23 | Nokia Technologies Oy | Improving data transfer in wireless communication |
CN114204972B (zh) * | 2022-02-18 | 2022-06-07 | 上海擎昆信息科技有限公司 | 一种秩指示和预编码矩阵索引的计算方法、接收端设备 |
CN114710382B (zh) * | 2022-06-07 | 2022-08-26 | 四川创智联恒科技有限公司 | 一种时分双工多天线***的干扰消除方法 |
CN115276908B (zh) * | 2022-07-25 | 2023-09-22 | 哲库科技(北京)有限公司 | 一种无线通信方法及设备、存储介质 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090274074A1 (en) * | 2006-06-16 | 2009-11-05 | Telefonaktiebolaget L M Ericsson (Publ) | Method for Channel Quality Measures in a Multiple Antenna System |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070071147A1 (en) * | 2005-06-16 | 2007-03-29 | Hemanth Sampath | Pseudo eigen-beamforming with dynamic beam selection |
KR100986938B1 (ko) * | 2007-04-26 | 2010-10-12 | 재단법인서울대학교산학협력재단 | 다중 입력 다중 출력 시스템의 부분 적응 송신 장치 및 방법 |
US20100190486A1 (en) * | 2007-05-31 | 2010-07-29 | Panasonic Corporation | Radio communication mobile station device and cdd mode judging method |
US8798183B2 (en) * | 2007-08-13 | 2014-08-05 | Qualcomm Incorporated | Feedback and rate adaptation for MIMO transmission in a time division duplexed (TDD) communication system |
JP5172943B2 (ja) * | 2008-03-12 | 2013-03-27 | パナソニック株式会社 | 無線通信装置、無線通信システム及び無線通信方法 |
JP5361872B2 (ja) * | 2008-04-18 | 2013-12-04 | パナソニック株式会社 | 無線受信装置、無線送信装置及びフィードバック方法 |
WO2010106549A2 (en) * | 2009-03-04 | 2010-09-23 | Centre Of Excellence In Wireless | Pilot aided data transmission and reception with interference mitigation in wireless systems |
KR20100138260A (ko) * | 2009-06-24 | 2010-12-31 | 주식회사 팬택 | 무선통신 시스템에서 전력 할당방법 및 그 장치, 이를 적용한 송수신장치 신호전송 |
US9083408B2 (en) * | 2010-08-31 | 2015-07-14 | Qualcomm Incorporated | Implicit and explicit channel sounding for beamforming |
JP5747497B2 (ja) * | 2010-12-20 | 2015-07-15 | 住友電気工業株式会社 | 光データリンク |
-
2011
- 2011-07-13 EP EP11173714A patent/EP2547022A1/en not_active Withdrawn
-
2012
- 2012-07-09 US US13/543,997 patent/US8731038B2/en not_active Expired - Fee Related
- 2012-07-12 CN CN201210240614.8A patent/CN102882575B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US20090274074A1 (en) * | 2006-06-16 | 2009-11-05 | Telefonaktiebolaget L M Ericsson (Publ) | Method for Channel Quality Measures in a Multiple Antenna System |
Non-Patent Citations (1)
Title |
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ZIJIAN BAI等: ""Dynamic transmission mode selection in LTE/LTE-Advanced system"", 《2010 3RD INTERNATIONAL SYMPOSIUM ON APPLIED SCIENCE IN BIOMEDICAL AND COMMUNICATION TECHNOLOGIES(ISABEL2010)》 * |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105659509A (zh) * | 2013-12-29 | 2016-06-08 | Lg电子株式会社 | 在无线通信***中反馈信道质量指示符的方法及其设备 |
US10079632B2 (en) | 2013-12-29 | 2018-09-18 | Lg Electronics Inc. | Method for feeding back channel quality indicator in wireless communication system and apparatus therefor |
CN105659509B (zh) * | 2013-12-29 | 2019-02-19 | Lg 电子株式会社 | 在无线通信***中反馈信道质量指示符的方法及其设备 |
CN105337907B (zh) * | 2014-07-25 | 2019-02-26 | 华为技术有限公司 | 一种获取信道状态信息的方法和装置 |
CN105337907A (zh) * | 2014-07-25 | 2016-02-17 | 华为技术有限公司 | 一种获取信道状态信息的方法和装置 |
CN105407063B (zh) * | 2014-09-10 | 2020-09-08 | 三星电子株式会社 | 用于减轻无线通信***中的干扰的装置和方法 |
CN105407063A (zh) * | 2014-09-10 | 2016-03-16 | 三星电子株式会社 | 用于减轻无线通信***中的干扰的装置和方法 |
CN111656742A (zh) * | 2018-01-25 | 2020-09-11 | 华为技术有限公司 | 一种信道估计方法和装置 |
US11139869B2 (en) | 2018-01-25 | 2021-10-05 | Huawei Technologies Co., Ltd. | Channel estimation method and apparatus |
CN111656742B (zh) * | 2018-01-25 | 2022-02-25 | 华为技术有限公司 | 一种信道估计方法和装置 |
US11658709B2 (en) | 2018-01-25 | 2023-05-23 | Huawei Technologies Co., Ltd. | Channel estimation method and apparatus |
US11929801B2 (en) | 2018-01-25 | 2024-03-12 | Huawei Technologies Co., Ltd. | Channel estimation method and apparatus |
CN111713027A (zh) * | 2018-02-12 | 2020-09-25 | 中兴通讯股份有限公司 | 使用多个天线的信号传输与接收 |
CN111786704A (zh) * | 2020-06-03 | 2020-10-16 | Oppo广东移动通信有限公司 | 一种cri选择方法、装置、用户设备及存储介质 |
CN113709813A (zh) * | 2021-09-03 | 2021-11-26 | 上海中兴易联通讯股份有限公司 | 一种用于nr小基站基带合并的方法和*** |
Also Published As
Publication number | Publication date |
---|---|
US8731038B2 (en) | 2014-05-20 |
EP2547022A1 (en) | 2013-01-16 |
CN102882575B (zh) | 2015-09-02 |
US20130016767A1 (en) | 2013-01-17 |
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Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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Effective date of registration: 20161011 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Dresden, Germany Patentee before: Intel Mobile Communications Technology Dresden GmbH |
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