AR067216A1 - Suministro de retroalimentacion de estado de canal en un sistema de telecomunicaciones - Google Patents
Suministro de retroalimentacion de estado de canal en un sistema de telecomunicacionesInfo
- Publication number
- AR067216A1 AR067216A1 ARP080101124A ARP080101124A AR067216A1 AR 067216 A1 AR067216 A1 AR 067216A1 AR P080101124 A ARP080101124 A AR P080101124A AR P080101124 A ARP080101124 A AR P080101124A AR 067216 A1 AR067216 A1 AR 067216A1
- Authority
- AR
- Argentina
- Prior art keywords
- base station
- channel state
- type
- channel status
- feedback information
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- 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
- 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
- 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
- H04L1/0027—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
- H04L1/0001—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
- 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 signalling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
-
- 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
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Se provee la retroalimentacion del estado de canal de un UE (800) a una estacion de base (700) como un primer tipo de informacion detallado o como un segundo tipo de informacion menos detallado de retroalimentacion del estado de canal. Inicialmente se determina (403) si el UE recibio o no un otorgamiento de enlace de carga desde la estacion de base. Si el UE recibio un otorgamiento de enlace de carga, un primer tipo de informacion de retroalimentacion del estado de canal es transmitido (404) a la estacion de base por el recurso otorgado. Sin embargo, si el UE no ha recibido un otorgamiento de enlace de carga, un segundo tipo de informacion de retroalimentacion del estado de canal es transmitido (405) a la estacion de base. Diferentes tipos de informacion de retroalimentacion del estado de canal permiten al UE y a una estacion de base asociada usar los recursos disponibles de manera más eficiente, cuando se solicite y provea informacion de retroalimentacion del estado de canal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0700701 | 2007-03-19 | ||
| PCT/SE2007/050683 WO2008115110A1 (en) | 2007-03-19 | 2007-09-27 | Using an uplink grant as trigger of first or second type of cqi report |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR067216A1 true AR067216A1 (es) | 2009-10-07 |
Family
ID=39766135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP080101124A AR067216A1 (es) | 2007-03-19 | 2008-03-18 | Suministro de retroalimentacion de estado de canal en un sistema de telecomunicaciones |
Country Status (23)
| Country | Link |
|---|---|
| US (8) | US8837381B2 (es) |
| EP (4) | EP2835924B1 (es) |
| JP (1) | JP4927959B2 (es) |
| KR (1) | KR101460822B1 (es) |
| CN (2) | CN101663907B (es) |
| AR (1) | AR067216A1 (es) |
| AU (1) | AU2007349357B2 (es) |
| BR (1) | BRPI0721419B1 (es) |
| CA (1) | CA2680718C (es) |
| DK (2) | DK2137859T3 (es) |
| EG (1) | EG25811A (es) |
| ES (4) | ES2538358T3 (es) |
| HU (2) | HUE045919T2 (es) |
| IL (1) | IL200744A (es) |
| MA (1) | MA31261B1 (es) |
| MX (1) | MX2009007177A (es) |
| MY (1) | MY149225A (es) |
| NZ (1) | NZ578806A (es) |
| PL (1) | PL2127177T3 (es) |
| PT (1) | PT2835924T (es) |
| RU (1) | RU2456749C2 (es) |
| WO (2) | WO2008115111A1 (es) |
| ZA (1) | ZA200905373B (es) |
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