HK1164563A1 - Differential codebook for a wireless network, mimo beamforming system using same, and method of reducing a quantization error in a mimo beamforming system for a wireless network using same mimo mimo - Google Patents
Differential codebook for a wireless network, mimo beamforming system using same, and method of reducing a quantization error in a mimo beamforming system for a wireless network using same mimo mimoInfo
- Publication number
- HK1164563A1 HK1164563A1 HK12104946.3A HK12104946A HK1164563A1 HK 1164563 A1 HK1164563 A1 HK 1164563A1 HK 12104946 A HK12104946 A HK 12104946A HK 1164563 A1 HK1164563 A1 HK 1164563A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- mimo
- wireless network
- same
- beamforming system
- reducing
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000013139 quantization Methods 0.000 title 1
Classifications
-
- 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
- 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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/0478—Special codebook structures directed to feedback optimisation
-
- 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
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
-
- 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
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
-
- 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
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/08—User notification, e.g. alerting and paging, for incoming communication, change of service or the like using multi-step notification by increasing the notification area
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Telephonic Communication Services (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Communication Control (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15688209P | 2009-03-03 | 2009-03-03 | |
US12/658,105 US20100226357A1 (en) | 2009-03-03 | 2010-02-02 | Differential codebook for a wireless network, MIMO beamforming system using same, and method of reducing a quantization error in a MIMO beamforming system for a wireless network using same |
PCT/US2010/025731 WO2010101809A2 (fr) | 2009-03-03 | 2010-03-01 | Livre de codes différentiel pour un réseau sans fil, système de formation de faisceau mimo l'utilisant, et procédé de réduction d'une erreur de quantification dans un système de formation de faisceau mimo pour un réseau sans fil l'utilisant |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1164563A1 true HK1164563A1 (en) | 2012-09-21 |
Family
ID=42678202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK12104946.3A HK1164563A1 (en) | 2009-03-03 | 2012-05-21 | Differential codebook for a wireless network, mimo beamforming system using same, and method of reducing a quantization error in a mimo beamforming system for a wireless network using same mimo mimo |
Country Status (10)
Country | Link |
---|---|
US (7) | US8301177B2 (fr) |
EP (5) | EP2404392A4 (fr) |
JP (4) | JP5596061B2 (fr) |
KR (5) | KR20110112876A (fr) |
CN (5) | CN102342161A (fr) |
BR (3) | BRPI1006754A2 (fr) |
ES (1) | ES2690658T3 (fr) |
HK (1) | HK1164563A1 (fr) |
HU (1) | HUE040021T2 (fr) |
WO (5) | WO2010101809A2 (fr) |
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