CA2924585C - Lte-unlicensed band clear channel assessment operations - Google Patents

Lte-unlicensed band clear channel assessment operations Download PDF

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Publication number
CA2924585C
CA2924585C CA2924585A CA2924585A CA2924585C CA 2924585 C CA2924585 C CA 2924585C CA 2924585 A CA2924585 A CA 2924585A CA 2924585 A CA2924585 A CA 2924585A CA 2924585 C CA2924585 C CA 2924585C
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Prior art keywords
cca
transmissions
beacon
monitoring
timing
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CA2924585A
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English (en)
French (fr)
Other versions
CA2924585A1 (en
Inventor
Tingfang Ji
Naga Bhushan
Yongbin Wei
Peter Gaal
Tao Luo
Wanshi Chen
Durga Prasad Malladi
Aleksandar Damnjanovic
Kiran Kumar SOMASUNDARAM
Hao Xu
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Qualcomm Inc
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Qualcomm Inc
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Filing date
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Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority to CA3048064A priority Critical patent/CA3048064C/en
Publication of CA2924585A1 publication Critical patent/CA2924585A1/en
Application granted granted Critical
Publication of CA2924585C publication Critical patent/CA2924585C/en
Active legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • 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
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • 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]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/365—Power headroom reporting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • 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]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CA2924585A 2013-10-07 2014-10-07 Lte-unlicensed band clear channel assessment operations Active CA2924585C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3048064A CA3048064C (en) 2013-10-07 2014-10-07 Lte-unlicensed band clear channel assessment operations

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361887922P 2013-10-07 2013-10-07
US61/887,922 2013-10-07
US14/507,727 2014-10-06
US14/507,727 US9763225B2 (en) 2013-10-07 2014-10-06 LTE-U clear channel assessment operations
PCT/US2014/059544 WO2015054294A2 (en) 2013-10-07 2014-10-07 Lte-u clear channel assessment operations

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3048064A Division CA3048064C (en) 2013-10-07 2014-10-07 Lte-unlicensed band clear channel assessment operations

Publications (2)

Publication Number Publication Date
CA2924585A1 CA2924585A1 (en) 2015-04-16
CA2924585C true CA2924585C (en) 2021-11-09

Family

ID=52777364

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2924585A Active CA2924585C (en) 2013-10-07 2014-10-07 Lte-unlicensed band clear channel assessment operations
CA3048064A Active CA3048064C (en) 2013-10-07 2014-10-07 Lte-unlicensed band clear channel assessment operations

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3048064A Active CA3048064C (en) 2013-10-07 2014-10-07 Lte-unlicensed band clear channel assessment operations

Country Status (8)

Country Link
US (1) US9763225B2 (enExample)
EP (2) EP3531790B1 (enExample)
JP (2) JP6502365B2 (enExample)
KR (2) KR102128383B1 (enExample)
CN (2) CN105594242B (enExample)
BR (1) BR112016007651B1 (enExample)
CA (2) CA2924585C (enExample)
WO (1) WO2015054294A2 (enExample)

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Also Published As

Publication number Publication date
JP2019013010A (ja) 2019-01-24
BR112016007651B1 (pt) 2023-05-02
KR101955351B1 (ko) 2019-03-07
EP3056054A2 (en) 2016-08-17
EP3531790A1 (en) 2019-08-28
KR102128383B1 (ko) 2020-06-30
EP3056054B1 (en) 2019-05-01
CA3048064A1 (en) 2015-04-16
CN105594242B (zh) 2019-07-02
JP6625702B2 (ja) 2019-12-25
CA2924585A1 (en) 2015-04-16
JP6502365B2 (ja) 2019-04-17
WO2015054294A2 (en) 2015-04-16
US20150099525A1 (en) 2015-04-09
CN110087323A (zh) 2019-08-02
CN110087323B (zh) 2022-11-18
KR20160066038A (ko) 2016-06-09
KR20180101629A (ko) 2018-09-12
CA3048064C (en) 2023-08-29
CN105594242A (zh) 2016-05-18
US9763225B2 (en) 2017-09-12
BR112016007651A2 (pt) 2017-08-01
WO2015054294A3 (en) 2015-07-23
EP3531790B1 (en) 2023-05-17
JP2016539598A (ja) 2016-12-15

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