EP4309453A4 - Indication of reference signal presence - Google Patents

Indication of reference signal presence Download PDF

Info

Publication number
EP4309453A4
EP4309453A4 EP21930843.4A EP21930843A EP4309453A4 EP 4309453 A4 EP4309453 A4 EP 4309453A4 EP 21930843 A EP21930843 A EP 21930843A EP 4309453 A4 EP4309453 A4 EP 4309453A4
Authority
EP
European Patent Office
Prior art keywords
indication
reference signal
signal presence
signal
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP21930843.4A
Other languages
German (de)
French (fr)
Other versions
EP4309453A1 (en
Inventor
Jorma Johannes Kaikkonen
Mads LAURIDSEN
Jussi-Pekka Koskinen
Chunli Wu
Frank Frederiksen
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.)
Nokia Technologies Oy
Original Assignee
Nokia Technologies Oy
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 Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of EP4309453A1 publication Critical patent/EP4309453A1/en
Publication of EP4309453A4 publication Critical patent/EP4309453A4/en
Pending legal-status Critical Current

Links

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
    • H04L5/0048—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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
EP21930843.4A 2021-03-18 2021-03-18 Indication of reference signal presence Pending EP4309453A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/081621 WO2022193251A1 (en) 2021-03-18 2021-03-18 Indication of reference signal presence

Publications (2)

Publication Number Publication Date
EP4309453A1 EP4309453A1 (en) 2024-01-24
EP4309453A4 true EP4309453A4 (en) 2024-12-25

Family

ID=83321366

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21930843.4A Pending EP4309453A4 (en) 2021-03-18 2021-03-18 Indication of reference signal presence

Country Status (3)

Country Link
EP (1) EP4309453A4 (en)
CN (1) CN117044365A (en)
WO (1) WO2022193251A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026044521A1 (en) * 2024-08-27 2026-03-05 北京小米移动软件有限公司 Time-frequency synchronization method, device, system, and storage medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106165333B (en) * 2014-12-10 2019-05-10 华为技术有限公司 A method and device for sending and receiving signals
JP6757414B2 (en) * 2016-02-01 2020-09-16 テレフオンアクチーボラゲット エルエム エリクソン（パブル） Methods and equipment for cell verification under UE eDRX
US10868588B2 (en) * 2017-06-01 2020-12-15 Qualcomm Incorporated Conditional reference signal transmission and measurement
CN111052839B (en) * 2017-08-31 2022-11-25 中兴通讯股份有限公司 Beam recovery in connected discontinuous reception
EP3874828B1 (en) * 2018-11-02 2025-08-13 Nokia Technologies Oy Method for power consumption reduction for measurement configurations
CN111757438B (en) * 2019-03-29 2023-10-27 大唐移动通信设备有限公司 Energy-saving indication method, network side equipment and user equipment
CN110572842B (en) * 2019-09-20 2022-04-05 展讯通信（上海）有限公司 Discontinuous Reception (DRX) data transmission method, device and storage medium

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
MEDIATEK INC: "On TRS/CSI-RS occasion(s) for idle/inactive mode UE power saving", vol. RAN WG1, no. e-Meeting; 20210125 - 20210205, 19 January 2021 (2021-01-19), XP051971063, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG1_RL1/TSGR1_104-e/Docs/R1-2100592.zip R1-2100592 On TRS CSI-RS occasion(s) for idle inactive mode UE power saving_final.doc> [retrieved on 20210119] *
NOKIA ET AL: "On RS information to IDLE/INACTIVE mode UEs", vol. RAN WG1, no. e-Meeting; 20210125 - 20210205, 18 January 2021 (2021-01-18), XP051971820, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG1_RL1/TSGR1_104-e/Docs/R1-2101665.zip R1-2101665.docx> [retrieved on 20210118] *
See also references of WO2022193251A1 *
VIVO: "RAN2 impacts on TRS/CSI-RS in idle/inactive mode", vol. RAN WG2, no. e-Meeting; 20210125 - 20210205, 15 January 2021 (2021-01-15), XP051973635, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG2_RL2/TSGR2_113-e/Docs/R2-2100458.zip R2-2100458_RAN2 impacts on TRSCSI-RS in idle inactive mode.doc> [retrieved on 20210115] *

Also Published As

Publication number Publication date
EP4309453A1 (en) 2024-01-24
CN117044365A (en) 2023-11-10
WO2022193251A1 (en) 2022-09-22

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