CN105745849B - 用于执行随机接入过程的方法和执行该方法的用户设备 - Google Patents

用于执行随机接入过程的方法和执行该方法的用户设备 Download PDF

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Publication number
CN105745849B
CN105745849B CN201480063359.1A CN201480063359A CN105745849B CN 105745849 B CN105745849 B CN 105745849B CN 201480063359 A CN201480063359 A CN 201480063359A CN 105745849 B CN105745849 B CN 105745849B
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random access
cell
access preamble
prach
community
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CN105745849A (zh
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黄大成
李润贞
梁锡喆
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LG Electronics Inc
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LG Electronics Inc
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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
    • H04W74/0833—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • 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
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • H04W74/0875—Non-scheduled access, e.g. ALOHA using a dedicated channel for access with assigned priorities based access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/15—Setup of multiple wireless link connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
    • H04W52/244—Interferences in heterogeneous networks, e.g. among macro and femto or pico cells or other sector / system interference [OSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/04—Scheduled 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
    • H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201480063359.1A 2013-11-19 2014-10-16 用于执行随机接入过程的方法和执行该方法的用户设备 Active CN105745849B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361906398P 2013-11-19 2013-11-19
US61/906,398 2013-11-19
US201461932208P 2014-01-27 2014-01-27
US61/932,208 2014-01-27
US201462060540P 2014-10-06 2014-10-06
US62/060,540 2014-10-06
PCT/KR2014/009723 WO2015076501A1 (ko) 2013-11-19 2014-10-16 랜덤 액세스 절차를 수행하는 방법

Publications (2)

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CN105745849A CN105745849A (zh) 2016-07-06
CN105745849B true CN105745849B (zh) 2019-08-27

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Country Link
US (4) US9826554B2 (enExample)
EP (2) EP3073649B1 (enExample)
JP (1) JP6509853B2 (enExample)
KR (1) KR102261184B1 (enExample)
CN (1) CN105745849B (enExample)
RU (1) RU2634712C1 (enExample)
WO (1) WO2015076501A1 (enExample)

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JP2017504233A (ja) 2017-02-02
EP3073649A1 (en) 2016-09-28
US10887924B2 (en) 2021-01-05
US10327266B2 (en) 2019-06-18
EP3073649B1 (en) 2019-12-04
US9826554B2 (en) 2017-11-21
US20180279383A1 (en) 2018-09-27
CN105745849A (zh) 2016-07-06
KR20160087801A (ko) 2016-07-22
EP3073649A4 (en) 2017-07-12
US20180035472A1 (en) 2018-02-01
US10009932B2 (en) 2018-06-26
US20160302235A1 (en) 2016-10-13
EP3627954B1 (en) 2022-08-31
US20190268948A1 (en) 2019-08-29
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RU2634712C1 (ru) 2017-11-03
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KR102261184B1 (ko) 2021-06-04

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