KR101903358B1 - Sc-fdma 에서의 프리앰블 없는 업링크 동기화 - Google Patents

Sc-fdma 에서의 프리앰블 없는 업링크 동기화 Download PDF

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KR101903358B1
KR101903358B1 KR1020177009383A KR20177009383A KR101903358B1 KR 101903358 B1 KR101903358 B1 KR 101903358B1 KR 1020177009383 A KR1020177009383 A KR 1020177009383A KR 20177009383 A KR20177009383 A KR 20177009383A KR 101903358 B1 KR101903358 B1 KR 101903358B1
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pilot signals
symbols
determining
resources
slots
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KR20170066405A (ko
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샤오 펑 왕
준이 리
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퀄컴 인코포레이티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020177009383A 2014-10-09 2015-09-25 Sc-fdma 에서의 프리앰블 없는 업링크 동기화 Active KR101903358B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462062106P 2014-10-09 2014-10-09
US62/062,106 2014-10-09
US14/542,470 2014-11-14
US14/542,470 US9907092B2 (en) 2014-10-09 2014-11-14 Uplink synchronization without preamble in SC-FDMA
PCT/US2015/052432 WO2016057247A1 (en) 2014-10-09 2015-09-25 Uplink synchronization without preamble in sc-fdma

Publications (2)

Publication Number Publication Date
KR20170066405A KR20170066405A (ko) 2017-06-14
KR101903358B1 true KR101903358B1 (ko) 2018-10-02

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KR1020177009383A Active KR101903358B1 (ko) 2014-10-09 2015-09-25 Sc-fdma 에서의 프리앰블 없는 업링크 동기화

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US (1) US9907092B2 (enExample)
EP (1) EP3205158B1 (enExample)
JP (1) JP6469855B2 (enExample)
KR (1) KR101903358B1 (enExample)
CN (1) CN107113757B (enExample)
ES (1) ES2702721T3 (enExample)
HU (1) HUE040500T2 (enExample)
WO (1) WO2016057247A1 (enExample)

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US10143015B2 (en) * 2016-03-18 2018-11-27 Qualcomm Incorporated Contention-based random access in unlicensed spectrum
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US10349449B2 (en) * 2016-10-30 2019-07-09 Lg Electronics Inc. Method and user equipment for performing random access procedure
WO2018145081A1 (en) * 2017-02-06 2018-08-09 Intel IP Corporation Generation node-b (gnb), user equipment (ue) and methods of synchronization based on synchronization signal (ss) blocks in new radio (nr) systems
US10952246B2 (en) 2017-05-03 2021-03-16 Lg Electronics Inc. Method and apparatus for transmitting and receving random access channel
FI3895489T3 (fi) * 2019-04-02 2024-11-05 Zte Corp Järjestelmiä ja menetelmiä aikavälisiirtymätietojen hallintaan
US12452010B2 (en) * 2021-02-17 2025-10-21 Mediatek Singapore Pte. Ltd. Pilot tone design for distributed-tone resource units in 6GHz low-power indoor systems

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US7567502B2 (en) * 2004-10-14 2009-07-28 Qualcomm Incorporated Methods and apparatus for adjusting bandwidth allocation in a wireless communications system
US8285294B2 (en) * 2005-10-21 2012-10-09 Telefonaktiebolaget Lm Ericsson (Publ) Technique for performing a random access procedure over a radio interface
WO2007052972A1 (en) * 2005-11-04 2007-05-10 Lg Electronics Inc. Random access channel hopping for frequency division multiplexing access systems
KR101396558B1 (ko) * 2006-04-19 2014-05-21 삼성전자주식회사 랜덤액세스 다이버시티를 얻기 위한 이동국의 송신 방법
WO2007148928A1 (en) 2006-06-22 2007-12-27 Samsung Electronics Co., Ltd. Method for maintaining uplink timing synchronization in a mobile communication system and user equipment apparatus for the same
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Also Published As

Publication number Publication date
CN107113757A (zh) 2017-08-29
JP2017531956A (ja) 2017-10-26
EP3205158A1 (en) 2017-08-16
HUE040500T2 (hu) 2019-03-28
WO2016057247A1 (en) 2016-04-14
US9907092B2 (en) 2018-02-27
EP3205158B1 (en) 2018-09-19
JP6469855B2 (ja) 2019-02-13
ES2702721T3 (es) 2019-03-05
CN107113757B (zh) 2020-11-20
KR20170066405A (ko) 2017-06-14
US20160105910A1 (en) 2016-04-14

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