KR101641187B1 - Lte-a에서의 시간 트래킹을 위한 개선된 기준 신호 설계 - Google Patents

Lte-a에서의 시간 트래킹을 위한 개선된 기준 신호 설계 Download PDF

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KR101641187B1
KR101641187B1 KR1020147020258A KR20147020258A KR101641187B1 KR 101641187 B1 KR101641187 B1 KR 101641187B1 KR 1020147020258 A KR1020147020258 A KR 1020147020258A KR 20147020258 A KR20147020258 A KR 20147020258A KR 101641187 B1 KR101641187 B1 KR 101641187B1
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KR20140116426A (ko
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완시 첸
타오 루오
이 후앙
피터 가알
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퀄컴 인코포레이티드
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals
    • H04L27/26136Pilot sequence conveying additional information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2655Synchronisation arrangements
    • H04L27/2689Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2695Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2655Synchronisation arrangements
    • H04L27/2662Symbol synchronisation
    • H04L27/2665Fine synchronisation, e.g. by positioning the FFT window
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020147020258A 2011-12-22 2012-12-14 Lte-a에서의 시간 트래킹을 위한 개선된 기준 신호 설계 Active KR101641187B1 (ko)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201161579428P 2011-12-22 2011-12-22
US61/579,428 2011-12-22
US201261600190P 2012-02-17 2012-02-17
US61/600,190 2012-02-17
US201261625577P 2012-04-17 2012-04-17
US61/625,577 2012-04-17
US13/714,181 2012-12-13
US13/714,181 US9215694B2 (en) 2011-12-22 2012-12-13 Reference signals design for time tracking in LTE-A
PCT/US2012/069865 WO2013096129A1 (en) 2011-12-22 2012-12-14 Improved reference signals design for time tracking in lte-a

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020167018907A Division KR101842687B1 (ko) 2011-12-22 2012-12-14 Lte-a에서의 시간 트래킹을 위한 개선된 기준 신호 설계

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KR20140116426A KR20140116426A (ko) 2014-10-02
KR101641187B1 true KR101641187B1 (ko) 2016-07-29

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KR1020147020258A Active KR101641187B1 (ko) 2011-12-22 2012-12-14 Lte-a에서의 시간 트래킹을 위한 개선된 기준 신호 설계
KR1020167018907A Active KR101842687B1 (ko) 2011-12-22 2012-12-14 Lte-a에서의 시간 트래킹을 위한 개선된 기준 신호 설계

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US (2) US9215694B2 (https=)
EP (1) EP2795976B1 (https=)
JP (2) JP2015507874A (https=)
KR (2) KR101641187B1 (https=)
CN (2) CN104012153B (https=)
WO (1) WO2013096129A1 (https=)

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US20170126377A1 (en) 2017-05-04
CN104012153B (zh) 2019-01-25
WO2013096129A1 (en) 2013-06-27
JP2017103784A (ja) 2017-06-08
CN104012153A (zh) 2014-08-27
KR20160086991A (ko) 2016-07-20
CN110166395B (zh) 2021-12-21
US20130163530A1 (en) 2013-06-27
US9215694B2 (en) 2015-12-15
KR101842687B1 (ko) 2018-03-27
WO2013096129A9 (en) 2014-07-17
US20170324527A9 (en) 2017-11-09
JP2015507874A (ja) 2015-03-12
US9866358B2 (en) 2018-01-09
EP2795976B1 (en) 2018-02-28
EP2795976A1 (en) 2014-10-29
KR20140116426A (ko) 2014-10-02
JP6755788B2 (ja) 2020-09-16
CN110166395A (zh) 2019-08-23

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