TW200943847A - Receiver adjustment between pilot bursts - Google Patents

Receiver adjustment between pilot bursts

Info

Publication number
TW200943847A
TW200943847A TW097149890A TW97149890A TW200943847A TW 200943847 A TW200943847 A TW 200943847A TW 097149890 A TW097149890 A TW 097149890A TW 97149890 A TW97149890 A TW 97149890A TW 200943847 A TW200943847 A TW 200943847A
Authority
TW
Taiwan
Prior art keywords
receiver
pilot bursts
segments
sub
consecutive pilot
Prior art date
Application number
TW097149890A
Other languages
English (en)
Other versions
TWI420861B (zh
Inventor
Arash Mirbagheri
Jun Ma
Mingxi Fan
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of TW200943847A publication Critical patent/TW200943847A/zh
Application granted granted Critical
Publication of TWI420861B publication Critical patent/TWI420861B/zh

Links

Classifications

    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03114—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03783—Details of reference signals
    • H04L2025/03796—Location of reference signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
TW097149890A 2007-12-20 2008-12-19 用於操作一無線通信系統中之一接收器之方法、一無線終端機及一機器可讀取媒體 TWI420861B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/962,040 US8098767B2 (en) 2007-12-20 2007-12-20 Receiver adjustment between pilot bursts
EP08006320A EP2073470A3 (en) 2007-12-20 2008-03-31 Receiver adjustment between pilot bursts

Publications (2)

Publication Number Publication Date
TW200943847A true TW200943847A (en) 2009-10-16
TWI420861B TWI420861B (zh) 2013-12-21

Family

ID=40548798

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097149890A TWI420861B (zh) 2007-12-20 2008-12-19 用於操作一無線通信系統中之一接收器之方法、一無線終端機及一機器可讀取媒體

Country Status (10)

Country Link
US (1) US8098767B2 (zh)
EP (2) EP2239878A3 (zh)
JP (1) JP5096592B2 (zh)
KR (1) KR101148318B1 (zh)
CN (2) CN103220245B (zh)
BR (1) BRPI0821095A2 (zh)
CA (2) CA2854581C (zh)
RU (1) RU2452109C2 (zh)
TW (1) TWI420861B (zh)
WO (1) WO2009085869A2 (zh)

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US10686709B2 (en) * 2014-07-14 2020-06-16 Qualcomm Incorporated Methods and apparatus for channel usage indication
US9673948B2 (en) 2014-10-29 2017-06-06 Qualcomm Incorporated Hybrid pilot design for low latency communication
US10756860B2 (en) 2018-11-05 2020-08-25 XCOM Labs, Inc. Distributed multiple-input multiple-output downlink configuration
US10659112B1 (en) 2018-11-05 2020-05-19 XCOM Labs, Inc. User equipment assisted multiple-input multiple-output downlink configuration
US10432272B1 (en) 2018-11-05 2019-10-01 XCOM Labs, Inc. Variable multiple-input multiple-output downlink user equipment
US10812216B2 (en) 2018-11-05 2020-10-20 XCOM Labs, Inc. Cooperative multiple-input multiple-output downlink scheduling
CA3119325C (en) 2018-11-27 2023-07-04 XCOM Labs, Inc. Non-coherent cooperative multiple-input multiple-output communications
US10756795B2 (en) 2018-12-18 2020-08-25 XCOM Labs, Inc. User equipment with cellular link and peer-to-peer link
US11063645B2 (en) 2018-12-18 2021-07-13 XCOM Labs, Inc. Methods of wirelessly communicating with a group of devices
US11330649B2 (en) 2019-01-25 2022-05-10 XCOM Labs, Inc. Methods and systems of multi-link peer-to-peer communications
US10756767B1 (en) 2019-02-05 2020-08-25 XCOM Labs, Inc. User equipment for wirelessly communicating cellular signal with another user equipment
US11375408B2 (en) 2019-03-06 2022-06-28 XCOM Labs, Inc. Local breakout architecture
US11032841B2 (en) 2019-04-26 2021-06-08 XCOM Labs, Inc. Downlink active set management for multiple-input multiple-output communications
US10756782B1 (en) 2019-04-26 2020-08-25 XCOM Labs, Inc. Uplink active set management for multiple-input multiple-output communications
US10686502B1 (en) 2019-04-29 2020-06-16 XCOM Labs, Inc. Downlink user equipment selection
US10735057B1 (en) 2019-04-29 2020-08-04 XCOM Labs, Inc. Uplink user equipment selection
US11411778B2 (en) 2019-07-12 2022-08-09 XCOM Labs, Inc. Time-division duplex multiple input multiple output calibration

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Also Published As

Publication number Publication date
JP5096592B2 (ja) 2012-12-12
EP2239878A3 (en) 2011-07-06
KR101148318B1 (ko) 2012-05-21
US8098767B2 (en) 2012-01-17
CA2707614A1 (en) 2009-07-09
CA2854581C (en) 2016-06-28
EP2239878A2 (en) 2010-10-13
CN101904131B (zh) 2016-02-10
WO2009085869A3 (en) 2009-11-12
EP2073470A3 (en) 2010-07-14
CN103220245B (zh) 2016-05-18
RU2452109C2 (ru) 2012-05-27
WO2009085869A2 (en) 2009-07-09
BRPI0821095A2 (pt) 2015-06-16
JP2011509566A (ja) 2011-03-24
CN101904131A (zh) 2010-12-01
CA2854581A1 (en) 2009-07-09
US20090161746A1 (en) 2009-06-25
EP2073470A2 (en) 2009-06-24
KR20100095025A (ko) 2010-08-27
CN103220245A (zh) 2013-07-24
TWI420861B (zh) 2013-12-21
CA2707614C (en) 2014-09-09
RU2010130169A (ru) 2012-01-27

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MM4A Annulment or lapse of patent due to non-payment of fees