KR102457148B1 - 비허가된 스펙트럼을 포함하는 독립형 경합-기반 통신들을 위한 향상된 prach - Google Patents

비허가된 스펙트럼을 포함하는 독립형 경합-기반 통신들을 위한 향상된 prach Download PDF

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KR102457148B1
KR102457148B1 KR1020177023293A KR20177023293A KR102457148B1 KR 102457148 B1 KR102457148 B1 KR 102457148B1 KR 1020177023293 A KR1020177023293 A KR 1020177023293A KR 20177023293 A KR20177023293 A KR 20177023293A KR 102457148 B1 KR102457148 B1 KR 102457148B1
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random access
subframe
signal
opportunity
response
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KR20170120603A (ko
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청웨이 리우
시아오시아 창
완시 첸
싯다르타 말릭
알렉산더 담자노빅
온카르 제이얀트 다비어
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퀄컴 인코포레이티드
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    • 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]
    • H04W74/0825—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision detection
    • 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
    • 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
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020177023293A 2015-02-24 2016-02-23 비허가된 스펙트럼을 포함하는 독립형 경합-기반 통신들을 위한 향상된 prach Active KR102457148B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562120205P 2015-02-24 2015-02-24
US62/120,205 2015-02-24
US15/050,404 US10136452B2 (en) 2015-02-24 2016-02-22 Enhanced PRACH for standalone contention based communications including unlicensed spectrum
US15/050,404 2016-02-22
PCT/US2016/019065 WO2016137948A1 (en) 2015-02-24 2016-02-23 Enhanced prach for standalone contention-based communications including unlicensed spectrum

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KR20170120603A KR20170120603A (ko) 2017-10-31
KR102457148B1 true KR102457148B1 (ko) 2022-10-19

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US (1) US10136452B2 (https=)
EP (1) EP3262891B1 (https=)
JP (1) JP6749927B2 (https=)
KR (1) KR102457148B1 (https=)
CN (1) CN107409419B (https=)
WO (1) WO2016137948A1 (https=)

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WO2016137948A1 (en) 2016-09-01
BR112017018082A2 (en) 2018-04-10
JP6749927B2 (ja) 2020-09-02
CN107409419A (zh) 2017-11-28
US20160323915A1 (en) 2016-11-03
WO2016137948A8 (en) 2017-09-14
JP2018506240A (ja) 2018-03-01
EP3262891B1 (en) 2019-12-04
KR20170120603A (ko) 2017-10-31
US10136452B2 (en) 2018-11-20
EP3262891A1 (en) 2018-01-03
CN107409419B (zh) 2020-11-17

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