BR112012025917A2 - método para relatar informações do estado de canais e estação base - Google Patents
método para relatar informações do estado de canais e estação baseInfo
- Publication number
- BR112012025917A2 BR112012025917A2 BR112012025917A BR112012025917A BR112012025917A2 BR 112012025917 A2 BR112012025917 A2 BR 112012025917A2 BR 112012025917 A BR112012025917 A BR 112012025917A BR 112012025917 A BR112012025917 A BR 112012025917A BR 112012025917 A2 BR112012025917 A2 BR 112012025917A2
- Authority
- BR
- Brazil
- Prior art keywords
- status information
- multiple component
- base station
- feedback
- reporting
- Prior art date
Links
- 239000000969 carrier Substances 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
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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
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
-
- 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
-
- 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
-
- 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
-
- 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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
- H04L5/0082—Timing of allocation at predetermined intervals
-
- 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
- H04L5/0078—Timing of allocation
- H04L5/0082—Timing of allocation at predetermined intervals
- H04L5/0083—Timing of allocation at predetermined intervals symbol-by-symbol
-
- 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
- H04L5/0078—Timing of allocation
- H04L5/0087—Timing of allocation when data requirements change
-
- 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
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- 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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- 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
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0028—Variable division
-
- 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
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
método para relatar informações do estado de canais e estação base. a invenção refere-se a um método para relatar informações do estado de canais, que inclui: um enb (enodeb) indica ao ue para retroalimentar relatório de csi (informações do estado de canais) de um ou múltiplos carreadores de componentes de uma vez; o ue retroalimenta o relatório de csi de um ou múltiplos carreadores de componentes de uma vez de acordo com a indicação de enb. a invenção fornece também um enb, que é configurado para: indicar ao ue para retroalimentar o relatório de csi de um ou múltiplos carreadores de componentes de uma vez. na invenção, o problema de como o ue realize o relatório de informações do estado de canais para múltiplos carreadores de componentes (downlink) no sistema lte-a é solucionado, o que pode não apenas assegurar a confiabilidade da transmissão das informações do estado de canais, mas também reduzir o retardamento da retroalimentação das informações do estado de canais tão logo quanto possível.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010259088.0 | 2010-08-16 | ||
CN201010259088.0A CN101908951B (zh) | 2010-08-16 | 2010-08-16 | 一种信道状态信息的报告方法及基站 |
PCT/CN2010/080019 WO2012022096A1 (zh) | 2010-08-16 | 2010-12-20 | 一种信道状态信息的报告方法及基站 |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112012025917A2 true BR112012025917A2 (pt) | 2016-06-28 |
BR112012025917B1 BR112012025917B1 (pt) | 2021-12-21 |
Family
ID=43264279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012025917-2A BR112012025917B1 (pt) | 2010-08-16 | 2010-12-20 | Método para relatar informações do estado de canais e estação base |
Country Status (8)
Country | Link |
---|---|
US (1) | US9986562B2 (pt) |
EP (2) | EP2547139A4 (pt) |
JP (1) | JP5592559B2 (pt) |
KR (1) | KR101478153B1 (pt) |
CN (1) | CN101908951B (pt) |
BR (1) | BR112012025917B1 (pt) |
RU (1) | RU2531372C2 (pt) |
WO (1) | WO2012022096A1 (pt) |
Families Citing this family (85)
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BR112012025917B1 (pt) | 2021-12-21 |
US20130142134A1 (en) | 2013-06-06 |
WO2012022096A1 (zh) | 2012-02-23 |
RU2012143746A (ru) | 2014-04-20 |
JP2013524700A (ja) | 2013-06-17 |
JP5592559B2 (ja) | 2014-09-17 |
CN101908951A (zh) | 2010-12-08 |
EP2547139A1 (en) | 2013-01-16 |
EP2890175A2 (en) | 2015-07-01 |
EP2547139A4 (en) | 2014-09-03 |
KR20120127674A (ko) | 2012-11-22 |
EP2890175A3 (en) | 2015-07-29 |
RU2531372C2 (ru) | 2014-10-20 |
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