BR112019022857A2 - seleção de ue de acesso aleatório com base em contenção e livre de contenção para transferência - Google Patents

seleção de ue de acesso aleatório com base em contenção e livre de contenção para transferência Download PDF

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Publication number
BR112019022857A2
BR112019022857A2 BR112019022857A BR112019022857A BR112019022857A2 BR 112019022857 A2 BR112019022857 A2 BR 112019022857A2 BR 112019022857 A BR112019022857 A BR 112019022857A BR 112019022857 A BR112019022857 A BR 112019022857A BR 112019022857 A2 BR112019022857 A2 BR 112019022857A2
Authority
BR
Brazil
Prior art keywords
random access
contention
cbra
base station
computer
Prior art date
Application number
BR112019022857A
Other languages
English (en)
Portuguese (pt)
Inventor
Montojo Juan
Chakraborty Kaushik
Pravin John Wilson Makesh
Chen Shengbo
Akkarakaran Sony
Nagaraja Sumeeth
Luo Tao
Nam Wooseok
Feng Wang Xiao
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112019022857A2 publication Critical patent/BR112019022857A2/pt

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/0005Control or signalling for completing the hand-off
    • H04W36/0011Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0033Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
    • H04W36/0044Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information of quality context information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/0005Control or signalling for completing the hand-off
    • H04W36/0055Transmission or use of information for re-establishing the radio link
    • H04W36/0077Transmission or use of information for re-establishing the radio link of access information of target access point
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/309Measuring or estimating channel quality parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/08Reselecting an access point
    • H04W36/085Reselecting an access point involving beams of access points
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/24Reselection being triggered by specific parameters
    • H04W36/30Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/002Transmission of channel access control information
    • 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
    • H04W74/002Transmission of channel access control information
    • H04W74/006Transmission of channel access control information in the downlink, i.e. towards the terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/02Hybrid access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/04Scheduled 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
    • H04W74/0838Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
BR112019022857A 2017-05-05 2018-05-04 seleção de ue de acesso aleatório com base em contenção e livre de contenção para transferência BR112019022857A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762502159P 2017-05-05 2017-05-05
US15/970,554 US10638378B2 (en) 2017-05-05 2018-05-03 UE selection of contention-free and contention-based random access for handover
PCT/US2018/031059 WO2018204766A2 (en) 2017-05-05 2018-05-04 Ue selection of contention-free and contention-based random access for handover

Publications (1)

Publication Number Publication Date
BR112019022857A2 true BR112019022857A2 (pt) 2020-05-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019022857A BR112019022857A2 (pt) 2017-05-05 2018-05-04 seleção de ue de acesso aleatório com base em contenção e livre de contenção para transferência

Country Status (10)

Country Link
US (2) US10638378B2 (enExample)
EP (1) EP3620023B1 (enExample)
JP (1) JP7153673B2 (enExample)
KR (1) KR102627530B1 (enExample)
CN (1) CN110583090B (enExample)
BR (1) BR112019022857A2 (enExample)
ES (1) ES2904781T3 (enExample)
SG (1) SG11201908608RA (enExample)
TW (2) TW201844052A (enExample)
WO (2) WO2018201670A1 (enExample)

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Also Published As

Publication number Publication date
US11382007B2 (en) 2022-07-05
US20180324653A1 (en) 2018-11-08
CN110583090B (zh) 2023-06-13
TW201844052A (zh) 2018-12-16
US20200245198A1 (en) 2020-07-30
WO2018204766A3 (en) 2018-12-13
ES2904781T3 (es) 2022-04-06
CN110583090A (zh) 2019-12-17
KR102627530B1 (ko) 2024-01-19
SG11201908608RA (en) 2019-11-28
TW201844051A (zh) 2018-12-16
WO2018204766A2 (en) 2018-11-08
KR20200003799A (ko) 2020-01-10
EP3620023B1 (en) 2021-12-29
TWI761507B (zh) 2022-04-21
JP2020519121A (ja) 2020-06-25
US10638378B2 (en) 2020-04-28
WO2018201670A1 (en) 2018-11-08
JP7153673B2 (ja) 2022-10-14
EP3620023A2 (en) 2020-03-11

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