CN102461001B - 发送和接收无线通信信号的方法 - Google Patents

发送和接收无线通信信号的方法 Download PDF

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Publication number
CN102461001B
CN102461001B CN201080025347.1A CN201080025347A CN102461001B CN 102461001 B CN102461001 B CN 102461001B CN 201080025347 A CN201080025347 A CN 201080025347A CN 102461001 B CN102461001 B CN 102461001B
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CN
China
Prior art keywords
drs
mobile radio
radio station
reference signal
dci
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CN201080025347.1A
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Chinese (zh)
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CN102461001A (zh
Inventor
张建中
南英韩
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Priority to CN201510032514.XA priority Critical patent/CN104619002B/zh
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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
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels
    • 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
    • H04B7/0452—Multi-user MIMO systems
    • 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
    • H04L1/0025—Transmission of mode-switching indication
    • 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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/16—Deriving transmission power values from another channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201080025347.1A 2009-04-14 2010-04-14 发送和接收无线通信信号的方法 Active CN102461001B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510032514.XA CN104619002B (zh) 2009-04-14 2010-04-14 在无线通信系统中的多用户多输入多输出传输

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US21265909P 2009-04-14 2009-04-14
US61/212,659 2009-04-14
US12/753,364 US8369885B2 (en) 2009-04-14 2010-04-02 Multi-user MIMO transmissions in wireless communication systems
US12/753,364 2010-04-02
PCT/KR2010/002297 WO2010120106A2 (en) 2009-04-14 2010-04-14 Multi-user mimo transmissions in wireless communication systems

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201510032514.XA Division CN104619002B (zh) 2009-04-14 2010-04-14 在无线通信系统中的多用户多输入多输出传输

Publications (2)

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CN102461001A CN102461001A (zh) 2012-05-16
CN102461001B true CN102461001B (zh) 2016-02-17

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CN201080025347.1A Active CN102461001B (zh) 2009-04-14 2010-04-14 发送和接收无线通信信号的方法

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US (4) US8369885B2 (enExample)
EP (2) EP2420008B1 (enExample)
JP (2) JP2012524451A (enExample)
KR (1) KR101705665B1 (enExample)
CN (2) CN104619002B (enExample)
RU (2) RU2526538C2 (enExample)
WO (1) WO2010120106A2 (enExample)

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Also Published As

Publication number Publication date
WO2010120106A2 (en) 2010-10-21
EP2420008B1 (en) 2021-03-31
CN104619002A (zh) 2015-05-13
RU2014123513A (ru) 2015-12-20
US20100260059A1 (en) 2010-10-14
EP3787201A1 (en) 2021-03-03
JP2016027747A (ja) 2016-02-18
WO2010120106A3 (en) 2011-01-27
RU2011141585A (ru) 2013-04-20
EP2420008A2 (en) 2012-02-22
EP2420008A4 (en) 2014-11-26
CN102461001A (zh) 2012-05-16
JP6618111B2 (ja) 2019-12-11
USRE48849E1 (en) 2021-12-07
CN104619002B (zh) 2018-08-28
JP2012524451A (ja) 2012-10-11
US8369885B2 (en) 2013-02-05
USRE46161E1 (en) 2016-09-20
KR20120019447A (ko) 2012-03-06
KR101705665B1 (ko) 2017-02-23
RU2649856C2 (ru) 2018-04-05
EP3787201B1 (en) 2024-10-09
USRE47338E1 (en) 2019-04-02
RU2526538C2 (ru) 2014-08-27

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