EP4706182A1 - Sondierungsstrahlverfahren - Google Patents

Sondierungsstrahlverfahren

Info

Publication number
EP4706182A1
EP4706182A1 EP24724248.0A EP24724248A EP4706182A1 EP 4706182 A1 EP4706182 A1 EP 4706182A1 EP 24724248 A EP24724248 A EP 24724248A EP 4706182 A1 EP4706182 A1 EP 4706182A1
Authority
EP
European Patent Office
Prior art keywords
transmission
probing
support
network node
spatial filter
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
EP24724248.0A
Other languages
English (en)
French (fr)
Inventor
Jianwei Zhang
Jing Rao
Andreas Nilsson
Sven JACOBSSON
Siva Muruganathan
Lei BAO
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
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of EP4706182A1 publication Critical patent/EP4706182A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/0696—Determining beam pairs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0628—Diversity capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/06966—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using beam correspondence; using channel reciprocity, e.g. downlink beam training based on uplink sounding reference signal [SRS]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
EP24724248.0A 2023-05-05 2024-05-06 Sondierungsstrahlverfahren Pending EP4706182A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363464366P 2023-05-05 2023-05-05
PCT/EP2024/062436 WO2024231337A1 (en) 2023-05-05 2024-05-06 Probing beam procedure

Publications (1)

Publication Number Publication Date
EP4706182A1 true EP4706182A1 (de) 2026-03-11

Family

ID=91027223

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24724248.0A Pending EP4706182A1 (de) 2023-05-05 2024-05-06 Sondierungsstrahlverfahren

Country Status (3)

Country Link
EP (1) EP4706182A1 (de)
CN (1) CN121420479A (de)
WO (1) WO2024231337A1 (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11206549B1 (en) * 2017-11-09 2021-12-21 Verana Networks, Inc. Wireless mesh network
CN113412584B (zh) * 2018-12-06 2024-05-14 株式会社Ntt都科摩 终端、通信方法、基站以及系统

Also Published As

Publication number Publication date
CN121420479A (zh) 2026-01-27
WO2024231337A1 (en) 2024-11-14

Similar Documents

Publication Publication Date Title
US20260046723A1 (en) Csi measurements for inter-cell mobility
EP4569645A1 (de) Auslöserbedingungen für ereignisgesteuerte ue-strahlmeldung
US20250030512A1 (en) Configured grant for multi-panel uplink transmission
US20250286775A1 (en) Network configuration identifier signalling for enabling user equipment-based beam predictions
US20250219702A1 (en) Polarization Diversity in Time-Domain Beamforming
WO2025177165A1 (en) Virtual beam in ai-based beam management
WO2024157177A1 (en) Methods and nodes for srs output power indication
US20250047393A1 (en) Efficient inter-cell l1-rsrp measurement and reporting
WO2025165271A1 (en) Network node, user equipment and methods for freequency compensation between transmit/receive points
WO2024161343A1 (en) Combined/separate srs comb-offset and cyclic-shift hopping
EP4595603A1 (de) Zeitausrichtung für mobilität zwischen zellen
WO2023073677A2 (en) Measurements in a communication network
EP4706182A1 (de) Sondierungsstrahlverfahren
WO2024138619A1 (en) Methods and apparatuses for wireless communication
US20260107201A1 (en) BWP and L1-L2 Inter-Cell Mobility
US20260067046A1 (en) Phase shifted srs and pusch transmission across prb
US20250063574A1 (en) Mac ce signaling for supporting both joint dl/ul tci and separate dl/ul tci operations
US20250048153A1 (en) Minimization of Drive Test Configuration in User Equipment
WO2024141989A1 (en) Adaptive power boost for sounding reference signal
WO2025082961A1 (en) Distributed unit, radio unit and methods performed therein
WO2025127970A1 (en) Methods and apparatuses for alleviating in-device coexistence interference
WO2025027475A1 (en) Ue initiated srs transmission
WO2025168679A1 (en) Parameter reporting for selected nzp csi-rs resource sets
WO2024237841A1 (en) Configuring a user equipment to perform measurement reporting
WO2024210787A1 (en) User equipment capability information related to radio frequency retuning time

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20251204

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR