CA2947770C - Techniques for managing transmissions of uplink data over an unlicensed radio frequency spectrum band - Google Patents

Techniques for managing transmissions of uplink data over an unlicensed radio frequency spectrum band Download PDF

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Publication number
CA2947770C
CA2947770C CA2947770A CA2947770A CA2947770C CA 2947770 C CA2947770 C CA 2947770C CA 2947770 A CA2947770 A CA 2947770A CA 2947770 A CA2947770 A CA 2947770A CA 2947770 C CA2947770 C CA 2947770C
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Canada
Prior art keywords
uplink
radio frequency
frequency spectrum
spectrum band
cca
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CA2947770A
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English (en)
French (fr)
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CA2947770A1 (en
Inventor
Aleksandar Damnjanovic
Durga Prasad Malladi
Wanshi Chen
Yongbin Wei
Madhavan Srinivasan Vajapeyam
Tao Luo
Peter Gaal
Hao Xu
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Qualcomm Inc
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Qualcomm Inc
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Publication of CA2947770A1 publication Critical patent/CA2947770A1/en
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Publication of CA2947770C publication Critical patent/CA2947770C/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
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • 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
    • H04W74/002—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
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J2011/0096—Network synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
CA2947770A 2014-05-30 2015-05-29 Techniques for managing transmissions of uplink data over an unlicensed radio frequency spectrum band Active CA2947770C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462005495P 2014-05-30 2014-05-30
US62/005,495 2014-05-30
US14/723,765 US9787443B2 (en) 2014-05-30 2015-05-28 Techniques for managing transmissions of uplink data over an unlicensed radio frequency spectrum band
US14/723,765 2015-05-28
PCT/US2015/033104 WO2015184216A1 (en) 2014-05-30 2015-05-29 Techniques for managing transmissions of uplink data over an unlicensed radio frequency spectrum band

Publications (2)

Publication Number Publication Date
CA2947770A1 CA2947770A1 (en) 2015-12-03
CA2947770C true CA2947770C (en) 2023-03-14

Family

ID=53490239

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2947770A Active CA2947770C (en) 2014-05-30 2015-05-29 Techniques for managing transmissions of uplink data over an unlicensed radio frequency spectrum band

Country Status (7)

Country Link
US (2) US9787443B2 (show.php)
EP (1) EP3150015B1 (show.php)
JP (1) JP6622224B2 (show.php)
KR (2) KR102528390B1 (show.php)
CN (2) CN110602780B (show.php)
CA (1) CA2947770C (show.php)
WO (1) WO2015184216A1 (show.php)

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Also Published As

Publication number Publication date
WO2015184216A1 (en) 2015-12-03
CN110602780A (zh) 2019-12-20
KR102528390B1 (ko) 2023-05-02
US20180006778A1 (en) 2018-01-04
CN106416394A (zh) 2017-02-15
US20150349931A1 (en) 2015-12-03
CN106416394B (zh) 2019-11-05
US10263737B2 (en) 2019-04-16
US9787443B2 (en) 2017-10-10
EP3150015B1 (en) 2023-04-26
JP2017520175A (ja) 2017-07-20
KR20220097550A (ko) 2022-07-07
KR20170012270A (ko) 2017-02-02
CN110602780B (zh) 2022-01-28
EP3150015A1 (en) 2017-04-05
KR102415783B1 (ko) 2022-06-30
BR112016028223A2 (pt) 2017-08-22
CA2947770A1 (en) 2015-12-03
JP6622224B2 (ja) 2019-12-18

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