AU2016220173B2 - Techniques for cellular random access in a subframe of an unlicensed radio frequency spectrum band - Google Patents

Techniques for cellular random access in a subframe of an unlicensed radio frequency spectrum band Download PDF

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Publication number
AU2016220173B2
AU2016220173B2 AU2016220173A AU2016220173A AU2016220173B2 AU 2016220173 B2 AU2016220173 B2 AU 2016220173B2 AU 2016220173 A AU2016220173 A AU 2016220173A AU 2016220173 A AU2016220173 A AU 2016220173A AU 2016220173 B2 AU2016220173 B2 AU 2016220173B2
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Australia
Prior art keywords
spectrum band
radio frequency
frequency spectrum
request message
subframe
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AU2016220173A
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AU2016220173A1 (en
Inventor
Wanshi Chen
Onkar Jayant Dabeer
Aleksandar Damnjanovic
Shimman Arvind Patel
Madhavan Srinivasan Vajapeyam
Yongbin Wei
Xiaoxia Zhang
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Qualcomm Inc
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Qualcomm Inc
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Classifications

    • 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
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • 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
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
AU2016220173A 2015-02-18 2016-02-17 Techniques for cellular random access in a subframe of an unlicensed radio frequency spectrum band Active AU2016220173B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562117554P 2015-02-18 2015-02-18
US62/117,554 2015-02-18
US15/044,717 2016-02-16
US15/044,717 US10201016B2 (en) 2015-02-18 2016-02-16 Techniques for cell access using an unlicensed radio frequency spectrum band
PCT/US2016/018205 WO2016133979A1 (en) 2015-02-18 2016-02-17 Techniques for cellular random access in a subframe of an unlicensed radio frequency spectrum band

Publications (2)

Publication Number Publication Date
AU2016220173A1 AU2016220173A1 (en) 2017-07-20
AU2016220173B2 true AU2016220173B2 (en) 2019-08-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
AU2016220173A Active AU2016220173B2 (en) 2015-02-18 2016-02-17 Techniques for cellular random access in a subframe of an unlicensed radio frequency spectrum band

Country Status (8)

Country Link
US (1) US10201016B2 (enExample)
EP (1) EP3259954A1 (enExample)
JP (1) JP6577042B2 (enExample)
KR (1) KR102031469B1 (enExample)
CN (1) CN107251637B (enExample)
AU (1) AU2016220173B2 (enExample)
BR (1) BR112017017618B1 (enExample)
WO (1) WO2016133979A1 (enExample)

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KR102480040B1 (ko) * 2017-11-17 2022-12-21 한국전자통신연구원 통신 시스템에서 prach의 송수신 방법
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EP3874887B1 (en) * 2018-10-30 2022-10-19 Telefonaktiebolaget LM Ericsson (publ) Technique for random access on an unlicensed channel
US11317445B2 (en) * 2019-01-15 2022-04-26 Qualcomm Incorporated Transmission of communication signals associated with different listen-before-talk time periods
WO2020147071A1 (en) * 2019-01-17 2020-07-23 Zte Corporation Transmitter-side processing of preambles and reference signals
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US10869336B2 (en) * 2019-02-15 2020-12-15 Qualcomm Incorporated Random access channel access and validity procedures
EP3881482B1 (en) 2019-02-15 2025-07-23 Telefonaktiebolaget LM Ericsson (publ.) Terminal device, network device and methods therein
TWI834823B (zh) 2019-03-12 2024-03-11 日商索尼股份有限公司 無線通訊裝置及方法
CN110115094B (zh) 2019-03-26 2023-12-05 北京小米移动软件有限公司 随机接入配置方法及装置
US11425753B2 (en) * 2019-08-29 2022-08-23 Huawei Technologies, Co., Ltd. Systems and methods for out-of-band full duplex communications
WO2021262237A1 (en) * 2020-06-24 2021-12-30 Qualcomm Incorporated Device access in unlicensed band
US12452860B2 (en) * 2022-06-10 2025-10-21 Qualcomm Incorporated Semiautonomous uplink scheduling

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Also Published As

Publication number Publication date
AU2016220173A1 (en) 2017-07-20
JP2018512755A (ja) 2018-05-17
EP3259954A1 (en) 2017-12-27
CN107251637A (zh) 2017-10-13
BR112017017618B1 (pt) 2024-02-06
JP6577042B2 (ja) 2019-09-18
US10201016B2 (en) 2019-02-05
WO2016133979A1 (en) 2016-08-25
BR112017017618A2 (en) 2018-04-17
US20160242213A1 (en) 2016-08-18
KR20170118735A (ko) 2017-10-25
CN107251637B (zh) 2020-12-18
KR102031469B1 (ko) 2019-10-11

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