HUE043638T2 - Eljárások és berendezés csatornaminõség jelzés visszacsatolásra egy kommunikációs rendszerben - Google Patents
Eljárások és berendezés csatornaminõség jelzés visszacsatolásra egy kommunikációs rendszerbenInfo
- Publication number
- HUE043638T2 HUE043638T2 HUE08865616A HUE08865616A HUE043638T2 HU E043638 T2 HUE043638 T2 HU E043638T2 HU E08865616 A HUE08865616 A HU E08865616A HU E08865616 A HUE08865616 A HU E08865616A HU E043638 T2 HUE043638 T2 HU E043638T2
- Authority
- HU
- Hungary
- Prior art keywords
- methods
- communication system
- channel quality
- quality indication
- indication feedback
- Prior art date
Links
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
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- 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
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- 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
- H04L1/0028—Formatting
- H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
-
- 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
- H04L1/0028—Formatting
- H04L1/003—Adaptive formatting arrangements particular to signalling, e.g. variable amount of bits
-
- 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
-
- 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
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US856707P | 2007-12-21 | 2007-12-21 | |
US12/232,376 US8699960B2 (en) | 2007-12-21 | 2008-09-16 | Methods and apparatus for channel quality indication feedback in a communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
HUE043638T2 true HUE043638T2 (hu) | 2019-08-28 |
Family
ID=40564910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HUE08865616A HUE043638T2 (hu) | 2007-12-21 | 2008-12-12 | Eljárások és berendezés csatornaminõség jelzés visszacsatolásra egy kommunikációs rendszerben |
Country Status (11)
Country | Link |
---|---|
US (3) | US8699960B2 (hu) |
EP (2) | EP2235992B1 (hu) |
JP (2) | JP5572554B2 (hu) |
KR (4) | KR101751715B1 (hu) |
CN (1) | CN101953215B (hu) |
DK (1) | DK2235992T3 (hu) |
HU (1) | HUE043638T2 (hu) |
PL (1) | PL2235992T3 (hu) |
PT (1) | PT2235992T (hu) |
SI (1) | SI2235992T1 (hu) |
WO (1) | WO2009082110A2 (hu) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
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US8699960B2 (en) | 2007-12-21 | 2014-04-15 | Qualcomm Incorporated | Methods and apparatus for channel quality indication feedback in a communication system |
JP4893618B2 (ja) * | 2007-12-27 | 2012-03-07 | 富士通東芝モバイルコミュニケーションズ株式会社 | 移動無線端末装置および移動通信システム |
US8462743B2 (en) | 2008-01-25 | 2013-06-11 | Nokia Siemens Networks Oy | Method, apparatus and computer program for signaling channel quality information in a network that employs relay nodes |
US9007988B2 (en) | 2008-02-11 | 2015-04-14 | Texas Instruments Incorporated | Partial CQI feedback in wireless networks |
US7978623B1 (en) * | 2008-03-22 | 2011-07-12 | Freescale Semiconductor, Inc. | Channel rank updates in multiple-input multiple-output communication systems |
US9294220B2 (en) * | 2009-07-01 | 2016-03-22 | Telefonaktiebolaget L M Ericsson (Publ) | Adjusting channel quality report in a wireless communication network |
CN101729208B (zh) * | 2009-12-31 | 2013-06-05 | 中兴通讯股份有限公司 | 一种信道质量指示cqi滤波的方法及装置 |
US8315221B2 (en) | 2010-06-18 | 2012-11-20 | Sharp Laboratories Of America, Inc. | Reducing feedback overhead for multiple component carriers |
US9258070B2 (en) * | 2010-10-22 | 2016-02-09 | Mediatek Singapore Pte. Ltd. | Simultaneous feedback signaling for dynamic bandwidth selection |
US8711723B2 (en) | 2010-12-28 | 2014-04-29 | Motorola Mobility Llc | Subband SNR correction in a frequency selective scheduler |
CN102611536A (zh) * | 2011-01-20 | 2012-07-25 | 夏普株式会社 | 信道状态信息反馈方法和用户设备 |
EP2557839A1 (en) * | 2011-08-12 | 2013-02-13 | Panasonic Corporation | Channel quality information reporting in protected subframes |
WO2013062455A1 (en) * | 2011-10-26 | 2013-05-02 | Telefonaktiebolaget L M Ericsson (Publ) | A method and a network node for determining an indication of interference mitigation |
WO2013066204A1 (en) * | 2011-11-04 | 2013-05-10 | Intel Corporation | Link adaptation in coordinated multipoint system |
US9917629B2 (en) * | 2011-12-14 | 2018-03-13 | Qualcomm Incoroporated | Multi-hypothesis channel quality indicator feedback |
WO2013157899A1 (ko) * | 2012-04-20 | 2013-10-24 | 엘지전자 주식회사 | 채널 상태 보고 방법 및 이를 위한 장치 |
US9648601B2 (en) | 2012-08-24 | 2017-05-09 | Sun Patent Trust | Communication method, base station and user equipment using a set of legacy or aggressive CQI table and legacy or aggressive MCS table |
US9407417B2 (en) * | 2013-01-09 | 2016-08-02 | Qualcomm Incorporated | Identifying modulation and coding schemes and channel quality indicators |
US9544115B2 (en) * | 2013-08-19 | 2017-01-10 | Qualcomm Incorporated | Apparatus and method of improving identification of reference signal transmissions |
KR102347644B1 (ko) | 2013-09-03 | 2022-01-07 | 삼성전자주식회사 | 다운링크 전송 방법 및 사용자 단말 장치 |
KR20160058873A (ko) | 2013-09-18 | 2016-05-25 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 데이터 송신 방법, 기지국 및 사용자 장비 |
WO2015050416A1 (ko) * | 2013-10-04 | 2015-04-09 | 엘지전자 주식회사 | 무선접속 시스템에서 256qam 지원을 위한 채널상태정보 송수신 방법 및 장치 |
CN105850066B (zh) | 2013-12-27 | 2019-07-19 | Lg电子株式会社 | 报告信道状态信息的方法和装置 |
CN105659509B (zh) | 2013-12-29 | 2019-02-19 | Lg 电子株式会社 | 在无线通信系统中反馈信道质量指示符的方法及其设备 |
KR101632354B1 (ko) * | 2014-03-21 | 2016-06-22 | 주식회사 케이티 | 하향링크 제어정보 송수신 방법 및 장치 |
US10128927B2 (en) * | 2014-05-19 | 2018-11-13 | Panasonic Intellectual Property Corporation Of America | Channel state information reporting enhancement for network assisted interference cancellation and suppression |
JPWO2015198810A1 (ja) * | 2014-06-25 | 2017-04-20 | 京セラ株式会社 | 無線通信装置、無線通信システムおよび通信制御方法 |
US9667362B2 (en) * | 2014-09-19 | 2017-05-30 | Samsung Electronics Co., Ltd. | Apparatus and method for selecting channel quality indicator in communication system |
US9548848B1 (en) * | 2015-02-19 | 2017-01-17 | Mbit Wireless, Inc. | Method and apparatus for reduced complexity CQI feedback in wireless communication systems |
CN105991233A (zh) * | 2015-03-03 | 2016-10-05 | 索尼公司 | 无线通信设备和无线通信方法 |
KR102612167B1 (ko) * | 2015-12-16 | 2023-12-11 | 한국전자통신연구원 | 통신 시스템에서 빔 요소 반송파의 전송 우선순위 결정 방법 및 장치 |
CN108781384A (zh) * | 2016-03-31 | 2018-11-09 | 华为技术有限公司 | 用于确定信道质量指示cqi索引的方法、用户设备和基站 |
KR101768073B1 (ko) * | 2016-04-05 | 2017-08-14 | 고려대학교 산학협력단 | 무선 통신 기술의 채널별 통신 품질 추정 방법 및 장치 |
CN108923896B (zh) | 2017-04-19 | 2021-03-26 | 上海朗帛通信技术有限公司 | 一种被用于寻呼的用户设备、基站中的方法和装置 |
CN109151882B (zh) * | 2017-06-16 | 2021-07-20 | 展讯通信(上海)有限公司 | 上报rsrp的方法、终端、计算机可读介质及系统 |
CN109923922B (zh) * | 2017-08-11 | 2021-08-31 | 华为技术有限公司 | 信道质量指示上报方法及相关设备 |
US11290155B2 (en) | 2017-10-17 | 2022-03-29 | Lg Electronics Inc. | Method and apparatus for transmitting and receiving feedback information |
CN112865919A (zh) * | 2018-01-19 | 2021-05-28 | 华为技术有限公司 | 一种通信、mcs的接收、通知方法及设备 |
US11202212B2 (en) * | 2018-07-12 | 2021-12-14 | T-Mobile Usa, Inc. | User call quality improvement |
US10404339B1 (en) | 2018-08-09 | 2019-09-03 | At&T Intellectual Property I, L.P. | Precoding matrix indicator determination in wireless communication systems |
WO2020133493A1 (zh) * | 2018-12-29 | 2020-07-02 | 华为技术有限公司 | 一种信道质量上报方法及装置 |
WO2023009052A1 (en) * | 2021-07-30 | 2023-02-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Network node, wireless communication device, and methods performed therein |
WO2024005678A1 (en) * | 2022-06-29 | 2024-01-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Reporting and receiving a channel state information parameter |
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US6760882B1 (en) * | 2000-09-19 | 2004-07-06 | Intel Corporation | Mode selection for data transmission in wireless communication channels based on statistical parameters |
KR100950652B1 (ko) | 2003-01-08 | 2010-04-01 | 삼성전자주식회사 | 직교 주파수 분할 다중 전송 방식에서 순방향 링크의 채널 상태 추정 방법 |
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KR100946923B1 (ko) | 2004-03-12 | 2010-03-09 | 삼성전자주식회사 | 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서 채널 품질 정보의 송수신 장치 및 방법, 그리고 그에 따른 시스템 |
JPWO2006028204A1 (ja) | 2004-09-10 | 2008-05-08 | 松下電器産業株式会社 | 無線通信装置および無線通信方法 |
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JP2007110513A (ja) | 2005-10-14 | 2007-04-26 | Matsushita Electric Ind Co Ltd | データ圧縮方法 |
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CN101001166A (zh) | 2006-01-11 | 2007-07-18 | 北京三星通信技术研究有限公司 | 动态配置最大差分值的频域差分cqi汇报方法及设备 |
CN101043291A (zh) | 2006-03-20 | 2007-09-26 | 华为技术有限公司 | 正交频分复用系统中的反馈控制方法、装置及收发信机 |
US8014455B2 (en) | 2006-03-27 | 2011-09-06 | Qualcomm Incorporated | Feedback of differentially encoded channel state information for multiple-input multiple-output (MIMO) and subband scheduling in a wireless communication system |
JP4812504B2 (ja) | 2006-04-19 | 2011-11-09 | 株式会社エヌ・ティ・ティ・ドコモ | 無線基地局および送信制御方法 |
JPWO2007125702A1 (ja) | 2006-04-27 | 2009-09-10 | 三菱電機株式会社 | チャネル品質報告方法、スケジューリング方法、通信システム、端末および基地局 |
US7830977B2 (en) * | 2006-05-01 | 2010-11-09 | Intel Corporation | Providing CQI feedback with common code rate to a transmitter station |
KR101245475B1 (ko) | 2006-11-03 | 2013-03-25 | 엘지전자 주식회사 | 감소된 채널 품질 정보 귀환 방법 |
US8942164B2 (en) * | 2007-10-22 | 2015-01-27 | Texas Instruments Incorporated | Differential CQI for OFDMA systems |
KR101507785B1 (ko) | 2007-08-16 | 2015-04-03 | 엘지전자 주식회사 | 다중 입출력 시스템에서, 채널품질정보를 송신하는 방법 |
US8699960B2 (en) | 2007-12-21 | 2014-04-15 | Qualcomm Incorporated | Methods and apparatus for channel quality indication feedback in a communication system |
-
2008
- 2008-09-16 US US12/232,376 patent/US8699960B2/en active Active
- 2008-12-12 EP EP08865616.0A patent/EP2235992B1/en active Active
- 2008-12-12 HU HUE08865616A patent/HUE043638T2/hu unknown
- 2008-12-12 DK DK08865616.0T patent/DK2235992T3/da active
- 2008-12-12 SI SI200832068T patent/SI2235992T1/sl unknown
- 2008-12-12 KR KR1020167012817A patent/KR101751715B1/ko active IP Right Grant
- 2008-12-12 CN CN2008801220209A patent/CN101953215B/zh active Active
- 2008-12-12 JP JP2010539293A patent/JP5572554B2/ja active Active
- 2008-12-12 KR KR1020167022485A patent/KR101905042B1/ko active IP Right Grant
- 2008-12-12 KR KR1020107016371A patent/KR101646099B1/ko active IP Right Grant
- 2008-12-12 KR KR1020157016050A patent/KR101623136B1/ko active IP Right Grant
- 2008-12-12 PL PL08865616T patent/PL2235992T3/pl unknown
- 2008-12-12 PT PT08865616T patent/PT2235992T/pt unknown
- 2008-12-12 WO PCT/KR2008/007382 patent/WO2009082110A2/en active Application Filing
- 2008-12-17 EP EP08171981.7A patent/EP2073417A3/en not_active Withdrawn
-
2013
- 2013-09-24 JP JP2013197008A patent/JP5815623B2/ja active Active
-
2014
- 2014-03-06 US US14/199,952 patent/US9386473B2/en active Active
-
2016
- 2016-06-01 US US15/170,863 patent/US10659131B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR101623136B1 (ko) | 2016-05-20 |
KR101905042B1 (ko) | 2018-10-08 |
KR101646099B1 (ko) | 2016-08-05 |
US20140211635A1 (en) | 2014-07-31 |
WO2009082110A2 (en) | 2009-07-02 |
EP2073417A2 (en) | 2009-06-24 |
KR20160102322A (ko) | 2016-08-29 |
PT2235992T (pt) | 2019-07-19 |
KR20150079991A (ko) | 2015-07-08 |
US8699960B2 (en) | 2014-04-15 |
CN101953215A (zh) | 2011-01-19 |
US20090163142A1 (en) | 2009-06-25 |
JP2011509559A (ja) | 2011-03-24 |
KR20100126278A (ko) | 2010-12-01 |
EP2235992A4 (en) | 2013-09-18 |
JP5572554B2 (ja) | 2014-08-13 |
US10659131B2 (en) | 2020-05-19 |
JP2014017858A (ja) | 2014-01-30 |
EP2235992A2 (en) | 2010-10-06 |
US9386473B2 (en) | 2016-07-05 |
JP5815623B2 (ja) | 2015-11-17 |
KR101751715B1 (ko) | 2017-06-28 |
WO2009082110A3 (en) | 2009-09-24 |
EP2073417A3 (en) | 2013-09-18 |
KR20160061436A (ko) | 2016-05-31 |
CN101953215B (zh) | 2013-06-19 |
US20160277092A1 (en) | 2016-09-22 |
EP2235992B1 (en) | 2019-05-15 |
SI2235992T1 (sl) | 2019-08-30 |
PL2235992T3 (pl) | 2019-11-29 |
DK2235992T3 (da) | 2019-08-19 |
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