CN102177665A - 在无线通信网络中实现下行链路透明中继 - Google Patents
在无线通信网络中实现下行链路透明中继 Download PDFInfo
- Publication number
- CN102177665A CN102177665A CN2009801402998A CN200980140299A CN102177665A CN 102177665 A CN102177665 A CN 102177665A CN 2009801402998 A CN2009801402998 A CN 2009801402998A CN 200980140299 A CN200980140299 A CN 200980140299A CN 102177665 A CN102177665 A CN 102177665A
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- station
- pilot signal
- base station
- mobile radio
- relay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
- H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
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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
- 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
- H04L25/0224—Channel estimation using sounding signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- 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
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- 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
- H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US8818308P | 2008-08-12 | 2008-08-12 | |
US61/088183 | 2008-08-12 | ||
PCT/CA2009/001117 WO2010017628A1 (en) | 2008-08-12 | 2009-08-12 | Apparatus and method for enabling downlink transparent relay in a wireless communications network |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102177665A true CN102177665A (zh) | 2011-09-07 |
CN102177665B CN102177665B (zh) | 2015-04-22 |
Family
ID=41668606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200980140299.8A Active CN102177665B (zh) | 2008-08-12 | 2009-08-12 | 在无线通信网络中实现下行链路透明中继的方法、设备及系统 |
Country Status (7)
Country | Link |
---|---|
US (2) | US8737912B2 (zh) |
EP (1) | EP2313990B1 (zh) |
JP (1) | JP5579182B2 (zh) |
KR (1) | KR101563032B1 (zh) |
CN (1) | CN102177665B (zh) |
BR (1) | BRPI0917525B1 (zh) |
WO (1) | WO2010017628A1 (zh) |
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CN107211484A (zh) * | 2015-01-16 | 2017-09-26 | 梁平 | 无线系统中的对称和全双工中继器 |
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CN107211484B (zh) * | 2015-01-16 | 2021-05-11 | 梁平 | 无线系统中的对称和全双工中继器 |
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EP2313990A4 (en) | 2013-06-26 |
BRPI0917525A8 (pt) | 2017-12-05 |
US8737912B2 (en) | 2014-05-27 |
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EP2313990A1 (en) | 2011-04-27 |
JP5579182B2 (ja) | 2014-08-27 |
EP2313990B1 (en) | 2018-05-23 |
US9071322B2 (en) | 2015-06-30 |
US20130012119A1 (en) | 2013-01-10 |
US20110306291A1 (en) | 2011-12-15 |
BRPI0917525A2 (zh) | 2017-07-04 |
KR20110044901A (ko) | 2011-05-02 |
BRPI0917525B1 (pt) | 2020-09-29 |
CN102177665B (zh) | 2015-04-22 |
WO2010017628A8 (en) | 2010-09-10 |
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JP2011530901A (ja) | 2011-12-22 |
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