JP7153673B2 - ハンドオーバのための競合なしおよび競合ベースのランダムアクセスのｕｅによる選択 - Google Patents

ハンドオーバのための競合なしおよび競合ベースのランダムアクセスのｕｅによる選択 Download PDF

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JP7153673B2
JP7153673B2 JP2019559713A JP2019559713A JP7153673B2 JP 7153673 B2 JP7153673 B2 JP 7153673B2 JP 2019559713 A JP2019559713 A JP 2019559713A JP 2019559713 A JP2019559713 A JP 2019559713A JP 7153673 B2 JP7153673 B2 JP 7153673B2
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random access
base station
resource
cfra
contention
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JP2020519121A5 (enExample
JP2020519121A (ja
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ナガラジャ、サミート
ルオ、タオ
ジョン・ウィルソン、マケシュ・プラビン
アッカラカラン、ソニー
モントジョ、ジュアン
チェン、シェンボ
ナム、ウソク
ワン、シャオ・フェン
チャクラボルティー、カウシク
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Qualcomm Inc
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Qualcomm Inc
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    • 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]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2019559713A 2017-05-05 2018-05-04 ハンドオーバのための競合なしおよび競合ベースのランダムアクセスのｕｅによる選択 Active JP7153673B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762502159P 2017-05-05 2017-05-05
US62/502,159 2017-05-05
US15/970,554 2018-05-03
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 (3)

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JP2020519121A JP2020519121A (ja) 2020-06-25
JP2020519121A5 JP2020519121A5 (enExample) 2021-05-20
JP7153673B2 true JP7153673B2 (ja) 2022-10-14

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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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