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)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Compression, Expansion, Code Conversion, And Decoders (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) | KR101905042B1 (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 |
WO2011000420A1 (en) * | 2009-07-01 | 2011-01-06 | 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 |
US9578526B2 (en) * | 2011-10-26 | 2017-02-21 | Telefonaktiebolaget L M Ericsson | Method and a network node for determining an indication of interference mitigation |
EP2774440A4 (en) * | 2011-11-04 | 2015-10-21 | Intel Corp | LINKING ADAPTATION IN A COORDINATED MULTI-POINT 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 |
CN110061811B (zh) | 2012-08-24 | 2022-06-10 | 太阳专利信托公司 | 通信方法、用户设备及基站 |
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 |
JP6282747B2 (ja) * | 2013-09-18 | 2018-02-21 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | データ送信方法、基地局、およびユーザ機器 |
WO2015050416A1 (ko) * | 2013-10-04 | 2015-04-09 | 엘지전자 주식회사 | 무선접속 시스템에서 256qam 지원을 위한 채널상태정보 송수신 방법 및 장치 |
WO2015099515A1 (en) | 2013-12-27 | 2015-07-02 | Lg Electronics Inc. | Method and apparatus for reporting channel state information |
WO2015099511A1 (ko) * | 2013-12-29 | 2015-07-02 | 엘지전자 주식회사 | 무선 통신 시스템에서 채널 품질 지시자를 피드백하는 방법 및 이를 위한 장치 |
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 |
WO2015198810A1 (ja) * | 2014-06-25 | 2015-12-30 | 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 |
WO2019028907A1 (zh) * | 2017-08-11 | 2019-02-14 | 华为技术有限公司 | 信道质量指示上报方法及相关设备 |
WO2019078607A1 (ko) * | 2017-10-17 | 2019-04-25 | 엘지전자 주식회사 | 피드백 정보를 송신 및 수신하기 위한 방법과 이를 위한 장치 |
CN111010254B (zh) * | 2018-01-19 | 2020-11-10 | 华为技术有限公司 | 一种通信方法、通信装置、计算机存储介质 |
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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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 |
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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 |
EP2012552A1 (en) | 2006-04-27 | 2009-01-07 | Mitsubishi Electric Corporation | Channel quality reporting method, scheduling method, and communication system, terminal and base station |
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 JP JP2010539293A patent/JP5572554B2/ja active Active
- 2008-12-12 KR KR1020167022485A patent/KR101905042B1/ko active IP Right Grant
- 2008-12-12 EP EP08865616.0A patent/EP2235992B1/en active Active
- 2008-12-12 KR KR1020167012817A patent/KR101751715B1/ko active IP Right Grant
- 2008-12-12 KR KR1020157016050A patent/KR101623136B1/ko active IP Right Grant
- 2008-12-12 PT PT08865616T patent/PT2235992T/pt unknown
- 2008-12-12 SI SI200832068T patent/SI2235992T1/sl unknown
- 2008-12-12 CN CN2008801220209A patent/CN101953215B/zh active Active
- 2008-12-12 KR KR1020107016371A patent/KR101646099B1/ko active IP Right Grant
- 2008-12-12 PL PL08865616T patent/PL2235992T3/pl unknown
- 2008-12-12 DK DK08865616.0T patent/DK2235992T3/da active
- 2008-12-12 HU HUE08865616A patent/HUE043638T2/hu 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 |
---|---|
CN101953215B (zh) | 2013-06-19 |
KR101905042B1 (ko) | 2018-10-08 |
WO2009082110A3 (en) | 2009-09-24 |
PT2235992T (pt) | 2019-07-19 |
US8699960B2 (en) | 2014-04-15 |
PL2235992T3 (pl) | 2019-11-29 |
KR20160102322A (ko) | 2016-08-29 |
EP2235992A2 (en) | 2010-10-06 |
US20090163142A1 (en) | 2009-06-25 |
EP2073417A3 (en) | 2013-09-18 |
KR20150079991A (ko) | 2015-07-08 |
US10659131B2 (en) | 2020-05-19 |
CN101953215A (zh) | 2011-01-19 |
US9386473B2 (en) | 2016-07-05 |
JP2011509559A (ja) | 2011-03-24 |
SI2235992T1 (sl) | 2019-08-30 |
EP2235992A4 (en) | 2013-09-18 |
US20160277092A1 (en) | 2016-09-22 |
KR20160061436A (ko) | 2016-05-31 |
WO2009082110A2 (en) | 2009-07-02 |
DK2235992T3 (da) | 2019-08-19 |
US20140211635A1 (en) | 2014-07-31 |
JP5815623B2 (ja) | 2015-11-17 |
EP2073417A2 (en) | 2009-06-24 |
KR101751715B1 (ko) | 2017-06-28 |
EP2235992B1 (en) | 2019-05-15 |
KR20100126278A (ko) | 2010-12-01 |
JP5572554B2 (ja) | 2014-08-13 |
KR101623136B1 (ko) | 2016-05-20 |
KR101646099B1 (ko) | 2016-08-05 |
JP2014017858A (ja) | 2014-01-30 |
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