CN109314565A - 用于无线电分布式天线系统的方法和装置 - Google Patents

用于无线电分布式天线系统的方法和装置 Download PDF

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Publication number
CN109314565A
CN109314565A CN201780035974.5A CN201780035974A CN109314565A CN 109314565 A CN109314565 A CN 109314565A CN 201780035974 A CN201780035974 A CN 201780035974A CN 109314565 A CN109314565 A CN 109314565A
Authority
CN
China
Prior art keywords
signal
modulated signal
frequency
communication
carrier frequency
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201780035974.5A
Other languages
English (en)
Chinese (zh)
Inventor
I·格兹伯格
P·S·亨利
R·班奈特
F·巴尔泽加
D·J·巴尼克尔
T·M·威利斯三世
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Intellectual Property I LP
Original Assignee
AT&T Intellectual Property I LP
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
Priority claimed from US15/179,396 external-priority patent/US9705571B2/en
Application filed by AT&T Intellectual Property I LP filed Critical AT&T Intellectual Property I LP
Publication of CN109314565A publication Critical patent/CN109314565A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04B7/15507—Relay station based processing for cell extension or control of coverage area
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • 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
    • 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
    • H04B7/2609—Arrangements for range control, e.g. by using remote antennas
    • 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
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • 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
    • 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
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/085—Access point devices with remote components

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Near-Field Transmission Systems (AREA)
  • Transmitters (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CN201780035974.5A 2016-06-10 2017-06-07 用于无线电分布式天线系统的方法和装置 Pending CN109314565A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/179,396 US9705571B2 (en) 2015-09-16 2016-06-10 Method and apparatus for use with a radio distributed antenna system
US15/179,396 2016-06-10
PCT/US2017/036271 WO2017214225A1 (fr) 2016-06-10 2017-06-07 Procédé et appareil devant être utilisés avec un système d'antennes radio distribué

Publications (1)

Publication Number Publication Date
CN109314565A true CN109314565A (zh) 2019-02-05

Family

ID=59078210

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780035974.5A Pending CN109314565A (zh) 2016-06-10 2017-06-07 用于无线电分布式天线系统的方法和装置

Country Status (9)

Country Link
EP (1) EP3469735A1 (fr)
JP (1) JP2019526951A (fr)
KR (1) KR20190016555A (fr)
CN (1) CN109314565A (fr)
AU (1) AU2017277414A1 (fr)
BR (1) BR112018075353A2 (fr)
CA (1) CA3025396A1 (fr)
MX (1) MX2018015292A (fr)
WO (1) WO2017214225A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3895345A4 (fr) 2019-02-20 2022-10-05 CommScope Technologies LLC Systèmes d'antennes distribuées sur des infrastructures de réseau à usage général

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1483242A (zh) * 2000-12-22 2004-03-17 典范无线系统公司 采用if信号处理的前馈放大器回路控制
CN1985528A (zh) * 2004-06-03 2007-06-20 威德菲公司 具有低成本高性能本振架构的变频中继器
CN101356757A (zh) * 2006-01-10 2009-01-28 松下电器产业株式会社 多载波调制方法以及利用该方法的发送装置及接收装置
CN101534147A (zh) * 2009-04-29 2009-09-16 重庆四联微电子有限公司 变频中继装置及基于变频中继装置的多终端设备接入系统
CN105594138A (zh) * 2013-05-31 2016-05-18 At&T知识产权一部有限合伙公司 远程分布式天线系统
US20160149731A1 (en) * 2014-11-20 2016-05-26 At&T Intellectual Property I, Lp Transmission device with channel equalization and control and methods for use therewith

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5890055A (en) * 1995-07-28 1999-03-30 Lucent Technologies Inc. Method and system for connecting cells and microcells in a wireless communications network
JP3910167B2 (ja) * 2003-09-25 2007-04-25 松下電器産業株式会社 増幅回路
JP2008283288A (ja) * 2007-05-08 2008-11-20 Toshiba Corp 無線送信装置及び方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1483242A (zh) * 2000-12-22 2004-03-17 典范无线系统公司 采用if信号处理的前馈放大器回路控制
CN1985528A (zh) * 2004-06-03 2007-06-20 威德菲公司 具有低成本高性能本振架构的变频中继器
CN101356757A (zh) * 2006-01-10 2009-01-28 松下电器产业株式会社 多载波调制方法以及利用该方法的发送装置及接收装置
CN101534147A (zh) * 2009-04-29 2009-09-16 重庆四联微电子有限公司 变频中继装置及基于变频中继装置的多终端设备接入系统
CN105594138A (zh) * 2013-05-31 2016-05-18 At&T知识产权一部有限合伙公司 远程分布式天线系统
US20160149731A1 (en) * 2014-11-20 2016-05-26 At&T Intellectual Property I, Lp Transmission device with channel equalization and control and methods for use therewith

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
沈瑞琴 主编: "《通信原理》", 31 August 2011 *

Also Published As

Publication number Publication date
JP2019526951A (ja) 2019-09-19
WO2017214225A1 (fr) 2017-12-14
BR112018075353A2 (pt) 2019-03-19
MX2018015292A (es) 2019-04-09
CA3025396A1 (fr) 2017-12-14
KR20190016555A (ko) 2019-02-18
AU2017277414A1 (en) 2019-01-17
EP3469735A1 (fr) 2019-04-17

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Application publication date: 20190205