SG11201908608RA - Ue selection of contention-free and contention-based random access for handover - Google Patents

Ue selection of contention-free and contention-based random access for handover

Info

Publication number
SG11201908608RA
SG11201908608RA SG11201908608RA SG11201908608RA SG 11201908608R A SG11201908608R A SG 11201908608RA SG 11201908608R A SG11201908608R A SG 11201908608RA SG 11201908608R A SG11201908608R A SG 11201908608RA
Authority
SG
Singapore
Prior art keywords
random access
international
attn
san diego
california
Prior art date
Application number
Other languages
English (en)
Inventor
Sumeeth Nagaraja
Tao Luo
Wilson Makesh Pravin John
Sony Akkarakaran
Juan Montojo
Shengbo Chen
Wooseok Nam
Xiao Feng Wang
Kaushik Chakraborty
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 SG11201908608RA publication Critical patent/SG11201908608RA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
    • H04W36/0044—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information of quality context information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0077—Transmission or use of information for re-establishing the radio link of access information of target access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • H04W36/085—Reselecting an access point involving beams of access points
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • 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
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/02—Hybrid access
    • 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
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SG11201908608R 2017-05-05 2018-05-04 Ue selection of contention-free and contention-based random access for handover SG11201908608RA (en)

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
SG11201908608RA true SG11201908608RA (en) 2019-11-28

Family

ID=64015037

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201908608R SG11201908608RA (en) 2017-05-05 2018-05-04 Ue selection of contention-free and contention-based random access for handover

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) TWI761507B (enExample)
WO (2) WO2018201670A1 (enExample)

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Also Published As

Publication number Publication date
KR20200003799A (ko) 2020-01-10
TW201844052A (zh) 2018-12-16
TWI761507B (zh) 2022-04-21
WO2018204766A3 (en) 2018-12-13
EP3620023A2 (en) 2020-03-11
CN110583090B (zh) 2023-06-13
US20180324653A1 (en) 2018-11-08
EP3620023B1 (en) 2021-12-29
US11382007B2 (en) 2022-07-05
TW201844051A (zh) 2018-12-16
WO2018204766A2 (en) 2018-11-08
US10638378B2 (en) 2020-04-28
KR102627530B1 (ko) 2024-01-19
BR112019022857A2 (pt) 2020-05-19
US20200245198A1 (en) 2020-07-30
ES2904781T3 (es) 2022-04-06
JP7153673B2 (ja) 2022-10-14
JP2020519121A (ja) 2020-06-25
WO2018201670A1 (en) 2018-11-08
CN110583090A (zh) 2019-12-17

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