CA2950411C - Downlink subframe shortening in time-division duplex (tdd) systems - Google Patents

Downlink subframe shortening in time-division duplex (tdd) systems Download PDF

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Publication number
CA2950411C
CA2950411C CA2950411A CA2950411A CA2950411C CA 2950411 C CA2950411 C CA 2950411C CA 2950411 A CA2950411 A CA 2950411A CA 2950411 A CA2950411 A CA 2950411A CA 2950411 C CA2950411 C CA 2950411C
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Canada
Prior art keywords
subframe
symbols
received
transmitting
predetermined number
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Active
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CA2950411A
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English (en)
French (fr)
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CA2950411A1 (en
Inventor
Henrik Sahlin
Qiang Zhang
Johan FURUSKOG
Stefan Parkvall
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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Publication of CA2950411A1 publication Critical patent/CA2950411A1/en
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Active legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • 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
    • 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
    • H04B7/2615—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid frequency-time division multiple access [FDMA-TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/12—Access point controller devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
CA2950411A 2013-12-04 2013-12-04 Downlink subframe shortening in time-division duplex (tdd) systems Active CA2950411C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2013/051448 WO2015084225A1 (en) 2013-12-04 2013-12-04 Downlink subframe shortening in time-division duplex (tdd) systems

Publications (2)

Publication Number Publication Date
CA2950411A1 CA2950411A1 (en) 2015-06-11
CA2950411C true CA2950411C (en) 2018-09-04

Family

ID=49917710

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2950411A Active CA2950411C (en) 2013-12-04 2013-12-04 Downlink subframe shortening in time-division duplex (tdd) systems

Country Status (18)

Country Link
US (4) US9954666B2 (enExample)
EP (4) EP3078126B1 (enExample)
JP (1) JP6113929B2 (enExample)
KR (2) KR101841376B1 (enExample)
CN (2) CN106063149B (enExample)
AP (1) AP2016009277A0 (enExample)
AU (1) AU2013406839B2 (enExample)
BR (1) BR112016012782B1 (enExample)
CA (1) CA2950411C (enExample)
DK (1) DK3249830T3 (enExample)
ES (2) ES2644608T3 (enExample)
MX (1) MX356908B (enExample)
NZ (1) NZ720393A (enExample)
PH (1) PH12016500952A1 (enExample)
PL (2) PL3078126T3 (enExample)
PT (1) PT3249830T (enExample)
RU (1) RU2635348C1 (enExample)
WO (1) WO2015084225A1 (enExample)

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Also Published As

Publication number Publication date
ES2726935T3 (es) 2019-10-10
CA2950411A1 (en) 2015-06-11
CN107659528A (zh) 2018-02-02
EP4054091A1 (en) 2022-09-07
JP6113929B2 (ja) 2017-04-12
US20150304096A1 (en) 2015-10-22
CN106063149A (zh) 2016-10-26
EP3540981A1 (en) 2019-09-18
PL3078126T3 (pl) 2017-12-29
US20180212745A1 (en) 2018-07-26
EP3078126B1 (en) 2017-07-19
KR101937113B1 (ko) 2019-01-09
NZ720393A (en) 2017-09-29
US9954666B2 (en) 2018-04-24
MX2016007004A (es) 2016-10-05
JP2017502577A (ja) 2017-01-19
PT3249830T (pt) 2019-06-04
BR112016012782B1 (pt) 2022-08-02
MX356908B (es) 2018-06-20
PL3249830T3 (pl) 2019-08-30
EP3540981B1 (en) 2022-03-16
US20210083834A1 (en) 2021-03-18
PH12016500952B1 (en) 2016-06-27
DK3249830T3 (da) 2019-05-20
EP3078126A1 (en) 2016-10-12
AU2013406839A1 (en) 2016-06-16
RU2635348C1 (ru) 2017-11-13
CN106063149B (zh) 2017-09-26
EP3249830B1 (en) 2019-02-20
ES2644608T3 (es) 2017-11-29
AU2013406839B2 (en) 2017-03-09
WO2015084225A1 (en) 2015-06-11
KR101841376B1 (ko) 2018-03-22
US20240171365A1 (en) 2024-05-23
CN107659528B (zh) 2020-10-23
EP3249830A1 (en) 2017-11-29
PH12016500952A1 (en) 2016-06-27
US11895059B2 (en) 2024-02-06
AP2016009277A0 (en) 2016-06-30
KR20160095063A (ko) 2016-08-10
KR20180030726A (ko) 2018-03-23
BR112016012782A2 (enExample) 2017-08-08
US10868659B2 (en) 2020-12-15

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