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
Application granted granted Critical
Publication of CA2947770C publication Critical patent/CA2947770C/en
Active legal-status Critical Current
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W56/00Synchronisation arrangements
    • H04W56/001Synchronization between nodes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J11/00Orthogonal multiplex systems, e.g. using WALSH codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/002Transmission of channel access control information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0808Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J11/00Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J2011/0096Network synchronisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-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 2015-05-28
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
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 (OSRAM)
EP (1) EP3150015B1 (OSRAM)
JP (1) JP6622224B2 (OSRAM)
KR (2) KR102528390B1 (OSRAM)
CN (2) CN110602780B (OSRAM)
CA (1) CA2947770C (OSRAM)
WO (1) WO2015184216A1 (OSRAM)

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Also Published As

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

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