KR102255899B1 - 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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KR102255899B1
KR102255899B1 KR1020167006305A KR20167006305A KR102255899B1 KR 102255899 B1 KR102255899 B1 KR 102255899B1 KR 1020167006305 A KR1020167006305 A KR 1020167006305A KR 20167006305 A KR20167006305 A KR 20167006305A KR 102255899 B1 KR102255899 B1 KR 102255899B1
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lte
base station
transmission
cca
subframe
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KR20160045750A (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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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
    • 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
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0006—Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
    • 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
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0836—Random 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)
KR1020167006305A 2013-08-16 2014-08-15 비허가된 스펙트럼을 갖는 lte/lte-a 통신 시스템들에 대한 업링크 절차들 Active KR102255899B1 (ko)

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

Applications Claiming Priority (5)

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
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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KR20160045750A KR20160045750A (ko) 2016-04-27
KR102255899B1 true KR102255899B1 (ko) 2021-05-24

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KR1020167006305A Active KR102255899B1 (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) KR102329683B1 (enExample)
CN (2) CN110213031B (enExample)
WO (1) WO2015023909A2 (enExample)

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