CN101978617B - 用于基于空间复用的多天线广播/组播传输的系统和方法 - Google Patents
用于基于空间复用的多天线广播/组播传输的系统和方法 Download PDFInfo
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- CN101978617B CN101978617B CN200880128090.5A CN200880128090A CN101978617B CN 101978617 B CN101978617 B CN 101978617B CN 200880128090 A CN200880128090 A CN 200880128090A CN 101978617 B CN101978617 B CN 101978617B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/76—Pilot transmitters or receivers for control of transmission or for equalising
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- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
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- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/42—Arrangements for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/71—Wireless systems
- H04H20/72—Wireless systems of terrestrial networks
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- 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
- H04L25/0204—Channel estimation of multiple channels
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/327—Power control of multicast channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/121—Wireless traffic scheduling for groups of terminals or users
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Description
Claims (44)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CA2008/000203 WO2009094744A1 (en) | 2008-02-01 | 2008-02-01 | System and method for spatial multiplexing-based multiple antenna broadcast/multicast transmission |
Publications (2)
Publication Number | Publication Date |
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CN101978617A CN101978617A (zh) | 2011-02-16 |
CN101978617B true CN101978617B (zh) | 2014-05-07 |
Family
ID=40912191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200880128090.5A Expired - Fee Related CN101978617B (zh) | 2008-02-01 | 2008-02-01 | 用于基于空间复用的多天线广播/组播传输的系统和方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US8929325B2 (zh) |
EP (1) | EP2243225A4 (zh) |
JP (1) | JP5308455B2 (zh) |
KR (2) | KR101428139B1 (zh) |
CN (1) | CN101978617B (zh) |
WO (1) | WO2009094744A1 (zh) |
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US11589269B2 (en) | 2016-03-31 | 2023-02-21 | British Telecommunications Public Limited Company | Mobile communications network |
CN108781347B (zh) | 2016-03-31 | 2022-01-04 | 英国电讯有限公司 | 移动通信网络的基站、操作移动通信网络的基站的方法 |
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CN109565408B (zh) | 2016-08-04 | 2021-09-28 | 英国电讯有限公司 | 用于切换的方法、移动终端、基站和计算机可读存储介质 |
US11071162B2 (en) * | 2017-03-20 | 2021-07-20 | Qualcomm Incorporated | Broadcast or multicast physical layer configuration and channel structure |
CN110581727A (zh) | 2018-06-08 | 2019-12-17 | 英国电讯有限公司 | 无线电信网络 |
CN115942471A (zh) * | 2018-06-25 | 2023-04-07 | 上海朗帛通信技术有限公司 | 一种被用于无线通信的基站、用户设备中的方法和装置 |
CN115499784B (zh) * | 2022-08-09 | 2023-10-24 | 鹏城实验室 | 混合广播、多播和单播传输的广播内容分发方法和装置 |
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- 2008-02-01 KR KR1020107019450A patent/KR101428139B1/ko active IP Right Grant
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JP5308455B2 (ja) | 2013-10-09 |
KR20100114533A (ko) | 2010-10-25 |
US9462425B2 (en) | 2016-10-04 |
EP2243225A4 (en) | 2014-08-20 |
CN101978617A (zh) | 2011-02-16 |
US20150109990A1 (en) | 2015-04-23 |
EP2243225A1 (en) | 2010-10-27 |
US20110235562A1 (en) | 2011-09-29 |
WO2009094744A1 (en) | 2009-08-06 |
KR20140059304A (ko) | 2014-05-15 |
US8929325B2 (en) | 2015-01-06 |
JP2011512721A (ja) | 2011-04-21 |
KR101428139B1 (ko) | 2014-08-07 |
KR101532526B1 (ko) | 2015-06-29 |
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