KR102329683B1 - 비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들 - Google Patents

비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들 Download PDF

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KR102329683B1
KR102329683B1 KR1020217014874A KR20217014874A KR102329683B1 KR 102329683 B1 KR102329683 B1 KR 102329683B1 KR 1020217014874 A KR1020217014874 A KR 1020217014874A KR 20217014874 A KR20217014874 A KR 20217014874A KR 102329683 B1 KR102329683 B1 KR 102329683B1
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random access
lte
base station
access request
subframe
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KR20210059046A (ko
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완시 첸
피터 가알
더가 프라사드 말라디
타오 루오
팅팡 지
나가 부샨
용빈 웨이
알렉산다르 담자노빅
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퀄컴 인코포레이티드
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • 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
    • H04L5/001Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • H04W72/1215Wireless traffic scheduling for collaboration of different radio technologies
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0006Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
    • 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
    • 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
    • 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
    • H04L5/005Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14Spectrum sharing arrangements between different networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0808Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0833Random access procedures, e.g. with 4-step access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0833Random access procedures, e.g. with 4-step access
    • H04W74/0836Random access procedures, e.g. with 4-step access with 2-step access

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020217014874A 2013-08-16 2014-08-15 비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들 Active KR102329683B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201361866925P 2013-08-16 2013-08-16
US61/866,925 2013-08-16
US14/459,676 US9717071B2 (en) 2013-08-16 2014-08-14 Uplink procedures for LTE/LTE-A communication systems with unlicensed spectrum
US14/459,676 2014-08-14
KR1020167006305A KR102255899B1 (ko) 2013-08-16 2014-08-15 비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들
PCT/US2014/051183 WO2015023909A2 (en) 2013-08-16 2014-08-15 Uplink procedures for lte/lte-a communication systems with unlicensed spectrum

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KR1020167006305A Division KR102255899B1 (ko) 2013-08-16 2014-08-15 비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들

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KR1020217014874A Active KR102329683B1 (ko) 2013-08-16 2014-08-15 비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들

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US (2) US9717071B2 (enExample)
EP (1) EP3033917B1 (enExample)
JP (2) JP6441344B2 (enExample)
KR (2) KR102255899B1 (enExample)
CN (2) CN110213031B (enExample)
WO (1) WO2015023909A2 (enExample)

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JP6661732B2 (ja) 2020-03-11
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