WO2011162522A3 - 채널 상태 정보 전송 방법 및 장치 - Google Patents
채널 상태 정보 전송 방법 및 장치 Download PDFInfo
- Publication number
- WO2011162522A3 WO2011162522A3 PCT/KR2011/004494 KR2011004494W WO2011162522A3 WO 2011162522 A3 WO2011162522 A3 WO 2011162522A3 KR 2011004494 W KR2011004494 W KR 2011004494W WO 2011162522 A3 WO2011162522 A3 WO 2011162522A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- channel state
- state information
- component carriers
- downlink component
- transmitting channel
- Prior art date
Links
Classifications
-
- 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
- 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
- H04L1/0028—Formatting
-
- 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
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
-
- 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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
-
- 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
- H04L5/0091—Signaling for the administration of the divided path
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
다중 반송파 시스템에서 단말의 채널 상태 정보 전송 방법 및 상기 방법을 이용하는 단말을 제공한다. 상기 방법은 기지국으로부터 복수의 하향링크 요소 반송파를 통해 참조 신호를 수신하는 단계; 상기 복수의 하향링크 요소 반송파 각각에 포함된 참조 신호를 이용하여 상기 복수의 하향링크 요소 반송파 각각에 대한 채널 상태를 측정하는 단계; 상기 복수의 하향링크 요소 반송파 중에서 일부 하향링크 요소 반송파에 대한 채널 상태 정보를 생성하는 단계; 및 상기 일부 하향링크 요소 반송파에 대한 채널 상태 정보 및 상기 일부 하향링크 요소 반송파를 지시하는 인덱스 중 적어도 하나를 상기 기지국으로 전송하는 단계를 포함하는 것을 특징으로 한다.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11798357.7A EP2584825B1 (en) | 2010-06-21 | 2011-06-20 | Method and apparatus for transmitting channel state information |
US13/806,010 US9826425B2 (en) | 2010-06-21 | 2011-06-20 | Method and apparatus for transmitting channel state information |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35708210P | 2010-06-21 | 2010-06-21 | |
US61/357,082 | 2010-06-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2011162522A2 WO2011162522A2 (ko) | 2011-12-29 |
WO2011162522A9 WO2011162522A9 (ko) | 2012-04-12 |
WO2011162522A3 true WO2011162522A3 (ko) | 2012-05-31 |
Family
ID=45371934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2011/004494 WO2011162522A2 (ko) | 2010-06-21 | 2011-06-20 | 채널 상태 정보 전송 방법 및 장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9826425B2 (ko) |
EP (1) | EP2584825B1 (ko) |
WO (1) | WO2011162522A2 (ko) |
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KR102117024B1 (ko) | 2012-11-28 | 2020-06-01 | 삼성전자 주식회사 | 무선 통신 시스템의 통신 방법 및 장치 |
EP3493631B1 (en) * | 2012-11-28 | 2022-11-02 | Samsung Electronics Co., Ltd. | Method and apparatus for performing communication in a wireless communication system |
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US10757698B2 (en) * | 2013-07-26 | 2020-08-25 | Qualcomm Incorporated | Transmission time interval (TTI) bundling for physical downlink shared channel (PDSCH) |
WO2015065152A1 (ko) * | 2013-11-04 | 2015-05-07 | 엘지전자 주식회사 | 무선 통신 시스템에서 신호를 전송하는 방법 및 장치 |
DE102015200410B4 (de) | 2014-01-17 | 2019-08-01 | Apple Inc. | System und Verfahren für Teilbandbreitenkommunikation |
EP3100389B1 (en) * | 2014-01-31 | 2018-07-25 | Telefonaktiebolaget LM Ericsson (publ) | Reporting serving cell packet loss rate |
CN105099604B (zh) * | 2014-05-07 | 2018-11-20 | 中兴通讯股份有限公司 | 信道状态反馈信息反馈方法、终端、基站及通信系统 |
JP6619742B2 (ja) * | 2014-09-26 | 2019-12-11 | 京セラ株式会社 | 基地局及びユーザ端末 |
US20160105817A1 (en) * | 2014-10-10 | 2016-04-14 | Telefonaktiebolaget L M Ericsson (Publ) | Method for csi feedback |
US10129781B2 (en) | 2014-10-10 | 2018-11-13 | Telefonaktiebolaget L M Ericsson (Publ) | Method for dynamic CSI feedback |
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US9872336B2 (en) * | 2015-03-09 | 2018-01-16 | Ofinno Technologies, Llc | Secondary cell and control channel in a wireless device and wireless network |
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US10700845B2 (en) | 2015-03-09 | 2020-06-30 | Comcast Cable Communications, Llc | Secondary cell deactivation in a wireless device and a base station |
US10182406B2 (en) | 2015-03-09 | 2019-01-15 | Comcast Cable Communications, Llc | Power headroom report for a wireless device and a base station |
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KR101990753B1 (ko) | 2015-10-17 | 2019-06-20 | 콤캐스트 케이블 커뮤니케이션스 엘엘씨 | 부분 서브프레임 및 전체 서브프레임에서의 제어 채널 구성 |
US10548121B2 (en) | 2016-02-03 | 2020-01-28 | Comcast Cable Communications, Llc | Downlink and uplink channel transmission and monitoring in a wireless network |
US10257855B2 (en) | 2016-02-04 | 2019-04-09 | Comcast Cable Communications, Llc | Multi-carrier detection in a wireless network |
US10200992B2 (en) | 2016-05-06 | 2019-02-05 | Comcast Cable Communications, Llc | Uplink signal starting position in a wireless device and wireless network |
US11147062B2 (en) | 2016-10-14 | 2021-10-12 | Comcast Cable Communications, Llc | Dual connectivity power control for wireless network and wireless device |
US20180124831A1 (en) | 2016-10-29 | 2018-05-03 | Ofinno Technologies, Llc | Dual connectivity scheduling request for wireless network and wireless device |
US10848977B2 (en) | 2016-11-02 | 2020-11-24 | Comcast Cable Communications, Llc | Dual connectivity with licensed assisted access |
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CN108923895B (zh) | 2017-03-23 | 2021-08-13 | 华为技术有限公司 | 信息传输方法、装置及系统 |
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2011
- 2011-06-20 US US13/806,010 patent/US9826425B2/en not_active Expired - Fee Related
- 2011-06-20 WO PCT/KR2011/004494 patent/WO2011162522A2/ko active Application Filing
- 2011-06-20 EP EP11798357.7A patent/EP2584825B1/en not_active Not-in-force
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Also Published As
Publication number | Publication date |
---|---|
US9826425B2 (en) | 2017-11-21 |
EP2584825A2 (en) | 2013-04-24 |
US20130094392A1 (en) | 2013-04-18 |
WO2011162522A9 (ko) | 2012-04-12 |
EP2584825B1 (en) | 2019-03-06 |
WO2011162522A2 (ko) | 2011-12-29 |
EP2584825A4 (en) | 2017-06-28 |
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