FI3958623T3 - Menetelmä ja järjestelmä alkusynkronointiin ja törmäyksen estoon laitteiden välisissä yhteyksissä ilman verkon kattavuutta - Google Patents

Menetelmä ja järjestelmä alkusynkronointiin ja törmäyksen estoon laitteiden välisissä yhteyksissä ilman verkon kattavuutta Download PDF

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Publication number
FI3958623T3
FI3958623T3 FIEP21199992.5T FI21199992T FI3958623T3 FI 3958623 T3 FI3958623 T3 FI 3958623T3 FI 21199992 T FI21199992 T FI 21199992T FI 3958623 T3 FI3958623 T3 FI 3958623T3
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FI
Finland
Prior art keywords
presence signal
time slot
signal
zadoff
limit
Prior art date
Application number
FIEP21199992.5T
Other languages
English (en)
Finnish (fi)
Inventor
Nam Nguyen
Yufei Wu Blankenship
Sagar Dhakal
Original Assignee
Blackberry Ltd
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Filing date
Publication date
Application filed by Blackberry Ltd filed Critical Blackberry Ltd
Application granted granted Critical
Publication of FI3958623T3 publication Critical patent/FI3958623T3/fi

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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
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • H04W74/085—Random access procedures, e.g. with 4-step access with collision treatment collision avoidance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/002—Mutual synchronization
    • 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
    • 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
    • H04W72/00—Local resource management
    • H04W72/40—Resource management for direct mode communication, e.g. D2D or sidelink
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
FIEP21199992.5T 2013-08-08 2014-08-08 Menetelmä ja järjestelmä alkusynkronointiin ja törmäyksen estoon laitteiden välisissä yhteyksissä ilman verkon kattavuutta FI3958623T3 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/962,708 US9210690B2 (en) 2013-08-08 2013-08-08 Method and system for initial synchronization and collision avoidance in device to device communications without network coverage

Publications (1)

Publication Number Publication Date
FI3958623T3 true FI3958623T3 (fi) 2023-07-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP21199992.5T FI3958623T3 (fi) 2013-08-08 2014-08-08 Menetelmä ja järjestelmä alkusynkronointiin ja törmäyksen estoon laitteiden välisissä yhteyksissä ilman verkon kattavuutta

Country Status (10)

Country Link
US (7) US9210690B2 (enExample)
EP (4) EP3958623B1 (enExample)
JP (3) JP2016529827A (enExample)
KR (2) KR102369748B1 (enExample)
CN (4) CN110248406B (enExample)
CA (1) CA2920657C (enExample)
ES (3) ES2901926T3 (enExample)
FI (1) FI3958623T3 (enExample)
HU (1) HUE056069T2 (enExample)
WO (1) WO2015021410A1 (enExample)

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CN105981453B (zh) 2019-07-05
CA2920657A1 (en) 2015-02-12
CA2920657C (en) 2018-02-27
KR102369748B1 (ko) 2022-03-03
EP4224953A1 (en) 2023-08-09
US20230144392A1 (en) 2023-05-11
US20190132894A1 (en) 2019-05-02
US10932309B2 (en) 2021-02-23
CN110248406B (zh) 2021-08-31
EP3958623A1 (en) 2022-02-23
US20150043541A1 (en) 2015-02-12
KR20210021110A (ko) 2021-02-24
US12058749B2 (en) 2024-08-06
KR20160042936A (ko) 2016-04-20
EP3020236B1 (en) 2020-01-08
US20150365918A1 (en) 2015-12-17
CN110267238A (zh) 2019-09-20
ES2952287T3 (es) 2023-10-30
HK1222085A1 (en) 2017-06-16
JP6738923B2 (ja) 2020-08-12
ES2771374T3 (es) 2020-07-06
CN105981453A (zh) 2016-09-28
US20160323924A1 (en) 2016-11-03
WO2015021410A1 (en) 2015-02-12
JP2019110598A (ja) 2019-07-04
US11558913B2 (en) 2023-01-17
US9210690B2 (en) 2015-12-08
CN110248407A (zh) 2019-09-17
US9445397B2 (en) 2016-09-13
CN110248407B (zh) 2021-09-03
EP3651509B1 (en) 2021-10-06
EP3958623B1 (en) 2023-06-07
CN110248406A (zh) 2019-09-17
HUE056069T2 (hu) 2022-01-28
US9775187B2 (en) 2017-09-26
EP3651509A1 (en) 2020-05-13
JP6738922B2 (ja) 2020-08-12
US20170339738A1 (en) 2017-11-23
CN110267238B (zh) 2022-09-09
KR102222348B1 (ko) 2021-03-03
EP4224953B1 (en) 2025-06-25
EP4224953C0 (en) 2025-06-25
JP2019083588A (ja) 2019-05-30
US10172176B2 (en) 2019-01-01
JP2016529827A (ja) 2016-09-23
ES2901926T3 (es) 2022-03-24
EP3020236A1 (en) 2016-05-18
US20210144784A1 (en) 2021-05-13

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