BR112019022722A2 - Estrutura de canal de controle de enlace descendente para comunicações de baixa latência - Google Patents

Estrutura de canal de controle de enlace descendente para comunicações de baixa latência Download PDF

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Publication number
BR112019022722A2
BR112019022722A2 BR112019022722-9A BR112019022722A BR112019022722A2 BR 112019022722 A2 BR112019022722 A2 BR 112019022722A2 BR 112019022722 A BR112019022722 A BR 112019022722A BR 112019022722 A2 BR112019022722 A2 BR 112019022722A2
Authority
BR
Brazil
Prior art keywords
stti
region
symbol
control
reference signal
Prior art date
Application number
BR112019022722-9A
Other languages
English (en)
Portuguese (pt)
Inventor
Hosseini Seyedkianoush
Patel Shimman
Chen Wanshi
Original Assignee
Qualcomm Incorporated
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112019022722A2 publication Critical patent/BR112019022722A2/pt

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Classifications

    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2603—Signal structure ensuring backward compatibility with legacy system
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
BR112019022722-9A 2017-05-05 2018-04-17 Estrutura de canal de controle de enlace descendente para comunicações de baixa latência BR112019022722A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762502505P 2017-05-05 2017-05-05
US62/502,505 2017-05-05
US15/953,878 US10892928B2 (en) 2017-05-05 2018-04-16 Downlink control channel structure for low latency communications
US15/953,878 2018-04-16
PCT/US2018/027903 WO2018204065A1 (en) 2017-05-05 2018-04-17 Downlink control channel structure for low latency communications

Publications (1)

Publication Number Publication Date
BR112019022722A2 true BR112019022722A2 (pt) 2020-05-12

Family

ID=64015572

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019022722-9A BR112019022722A2 (pt) 2017-05-05 2018-04-17 Estrutura de canal de controle de enlace descendente para comunicações de baixa latência

Country Status (9)

Country Link
US (1) US10892928B2 (https=)
EP (1) EP3619868B1 (https=)
JP (1) JP7144443B2 (https=)
KR (1) KR102730584B1 (https=)
CN (1) CN110574329B (https=)
BR (1) BR112019022722A2 (https=)
SG (1) SG11201908758RA (https=)
TW (1) TW201844030A (https=)
WO (1) WO2018204065A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10397941B2 (en) * 2016-08-12 2019-08-27 Lg Electronics Inc. Method of transmitting and receiving uplink signal in wireless communication system and apparatus therefor
WO2019012669A1 (ja) * 2017-07-13 2019-01-17 株式会社Ｎｔｔドコモ 送信装置、受信装置及び無線通信方法
MY204696A (en) * 2017-07-28 2024-09-10 Ntt Docomo Inc Transmitting apparatus, receiving apparatus and radio communication method
EP3665827A1 (en) 2017-08-11 2020-06-17 Telefonaktiebolaget LM Ericsson (publ) Assignment of short physical downlink control channel (spdcch) candidates for short transmission time interval (stti)
WO2019030376A1 (en) * 2017-08-11 2019-02-14 Telefonaktiebolaget Lm Ericsson (Publ) FLEXIBLE TRANSMISSION TIME INTERVAL (TTI) RESOURCES ALLOCATION
US11438887B2 (en) 2019-01-11 2022-09-06 Qualcomm Incorporated Default beam identification and beam failure detection in cross carrier scheduling
US11968698B2 (en) * 2020-05-04 2024-04-23 Qualcomm Incorporated Rate-matching shared channel resources around control channels for multiple users in a control resource set

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107432020B (zh) * 2015-03-12 2021-06-08 Lg 电子株式会社 在短tti中减少用于控制信道的传输资源的方法和设备
US10420138B2 (en) * 2015-07-24 2019-09-17 Lg Electronics Inc. Method and apparatus for performing communication in wireless communication system
US10129859B2 (en) * 2015-10-15 2018-11-13 Qualcomm Incorporated Uplink control channel for low latency communications
WO2017099461A1 (ko) * 2015-12-07 2017-06-15 엘지전자 주식회사 상향링크 채널 전송 방법 및 사용자기기와, 상향링크 채널 수신 방법 및 기지국
WO2017136079A1 (en) * 2016-02-02 2017-08-10 Intel IP Corporation Low latency in wireless communication system
US10200990B2 (en) * 2016-08-10 2019-02-05 Nokia Technologies Oy Method and apparatus for implementing dynamic signaling of downlink control usage
US10524284B2 (en) * 2017-03-24 2019-12-31 Motorola Mobility Llc Method and apparatus for receiving downlink data transmissions

Also Published As

Publication number Publication date
US10892928B2 (en) 2021-01-12
KR102730584B1 (ko) 2024-11-14
CN110574329A (zh) 2019-12-13
TW201844030A (zh) 2018-12-16
KR20200004298A (ko) 2020-01-13
SG11201908758RA (en) 2019-11-28
JP7144443B2 (ja) 2022-09-29
CN110574329B (zh) 2022-05-03
US20180324018A1 (en) 2018-11-08
EP3619868A1 (en) 2020-03-11
EP3619868B1 (en) 2025-08-27
WO2018204065A1 (en) 2018-11-08
JP2020519112A (ja) 2020-06-25

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Legal Events

Date Code Title Description
B350 Update of information on the portal [chapter 15.35 patent gazette]
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]