PT2670064T - Método e dispositivo para gerar padrões de tempofrequência para sinal de referência num sistema de comunicação sem fios ofdm - Google Patents

Método e dispositivo para gerar padrões de tempofrequência para sinal de referência num sistema de comunicação sem fios ofdm

Info

Publication number
PT2670064T
PT2670064T PT131816704T PT13181670T PT2670064T PT 2670064 T PT2670064 T PT 2670064T PT 131816704 T PT131816704 T PT 131816704T PT 13181670 T PT13181670 T PT 13181670T PT 2670064 T PT2670064 T PT 2670064T
Authority
PT
Portugal
Prior art keywords
wireless communication
communication system
reference signal
generating time
frequency patterns
Prior art date
Application number
PT131816704T
Other languages
English (en)
Inventor
Xiao Weimin
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PT2670064T publication Critical patent/PT2670064T/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/0009—Transmission of position information to remote stations
    • G01S5/0018—Transmission from mobile station to base station
    • G01S5/0036—Transmission from mobile station to base station of measured values, i.e. measurement on mobile and position calculation on base station
    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0205—Details
    • G01S5/0226—Transmitters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/90—Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/50—Connection management for emergency connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
PT131816704T 2009-06-19 2010-06-21 Método e dispositivo para gerar padrões de tempofrequência para sinal de referência num sistema de comunicação sem fios ofdm PT2670064T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21884109P 2009-06-19 2009-06-19
US12/818,633 US8467346B2 (en) 2009-06-19 2010-06-18 Method and apparatus for generating time-frequency patterns for reference signal in an OFDM wireless communication system

Publications (1)

Publication Number Publication Date
PT2670064T true PT2670064T (pt) 2017-01-26

Family

ID=43354313

Family Applications (1)

Application Number Title Priority Date Filing Date
PT131816704T PT2670064T (pt) 2009-06-19 2010-06-21 Método e dispositivo para gerar padrões de tempofrequência para sinal de referência num sistema de comunicação sem fios ofdm

Country Status (9)

Country Link
US (2) US8467346B2 (pt)
EP (2) EP2443768B1 (pt)
CN (2) CN104753847B (pt)
BR (1) BRPI1011775B1 (pt)
ES (1) ES2442795T3 (pt)
PT (1) PT2670064T (pt)
RU (2) RU2553575C2 (pt)
WO (1) WO2010145568A1 (pt)
ZA (1) ZA201109190B (pt)

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US9091746B2 (en) 2010-07-01 2015-07-28 Qualcomm Incorporated Determination of positions of wireless transceivers to be added to a wireless communication network
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US9992738B2 (en) * 2010-11-17 2018-06-05 Qualcomm Incorporated Physical layer power save facility with random offset
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CN104980247B (zh) * 2014-04-04 2019-11-22 北京三星通信技术研究有限公司 自适应调整调制编码方式和参考信号图样的方法、基站、终端和系统
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CN106254298A (zh) * 2016-09-29 2016-12-21 深圳市茁壮网络股份有限公司 信号处理方法及装置
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Also Published As

Publication number Publication date
ES2442795T3 (es) 2014-02-13
EP2443768A1 (en) 2012-04-25
RU2496235C2 (ru) 2013-10-20
CN102804636A (zh) 2012-11-28
US20100322184A1 (en) 2010-12-23
EP2670064B1 (en) 2016-11-02
US20120020302A1 (en) 2012-01-26
EP2670064A1 (en) 2013-12-04
RU2011152622A (ru) 2013-07-27
US8320324B2 (en) 2012-11-27
RU2013133449A (ru) 2015-01-27
WO2010145568A1 (en) 2010-12-23
CN102804636B (zh) 2015-03-25
BRPI1011775A2 (pt) 2016-03-29
RU2553575C2 (ru) 2015-06-20
ZA201109190B (en) 2013-02-27
EP2443768A4 (en) 2012-08-29
US8467346B2 (en) 2013-06-18
EP2443768B1 (en) 2013-10-23
CN104753847A (zh) 2015-07-01
CN104753847B (zh) 2018-11-06
BRPI1011775B1 (pt) 2021-04-13

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