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MX2022003229A - Transmision simultanea de enlace ascendente y de enlace descendente usando varios puntos de acceso. - Google Patents

Transmision simultanea de enlace ascendente y de enlace descendente usando varios puntos de acceso.

Info

Publication number
MX2022003229A
MX2022003229A MX2022003229A MX2022003229A MX2022003229A MX 2022003229 A MX2022003229 A MX 2022003229A MX 2022003229 A MX2022003229 A MX 2022003229A MX 2022003229 A MX2022003229 A MX 2022003229A MX 2022003229 A MX2022003229 A MX 2022003229A
Authority
MX
Mexico
Prior art keywords
access point
transmission
downlink transmission
station
uplink
Prior art date
Application number
MX2022003229A
Other languages
English (en)
Inventor
Leif Wilhelmsson
Dennis Sundman
Miguel Lopez
Lakshmikanth Guntupalli
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MX2022003229A publication Critical patent/MX2022003229A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022Site diversity; Macro-diversity
    • H04B7/024Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0617Diversity 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 for beam forming
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14Spectrum sharing arrangements between different networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

Se dan a conocer un método de un primer punto de acceso y un punto de acceso dispuesto para proporcionar acceso de comunicación inalámbrica para un sistema de comunicación inalámbrica. El método comprende determinar que una primera estación debe transmitir datos de enlace ascendente en una transmisión de enlace ascendente en una primera banda de frecuencia en el espectro sin licencia, asignar un segundo punto de acceso para recibir la transmisión de enlace ascendente, en donde el segundo punto de acceso cubre al menos un área superpuesta con un área de cobertura del primer punto de acceso, determinando una segunda estación destinada a la transmisión de enlace descendente, en donde la transmisión de enlace descendente está programada para transmisión al menos parcialmente simultánea con la transmisión de enlace ascendente desde la primera estación y al menos parcialmente superpuesta a la primera banda de frecuencia, en donde una selección de la segunda estación destinada a la transmisión de enlace descendente se basa en una relación espacial entre la primera y la segunda estaciones, asignando pesos de antena para un conjunto de antenas del primer punto de acceso para proporcionar transmisión de formación de haces de la transmisión de enlace descendente hacia la segunda estación y un valor nulo hacia el segundo punto de acceso, y transmitiendo la transmisión de enlace descendente usando los pesos de antena. El punto de acceso está dispuesto para llevar a cabo el método.
MX2022003229A 2019-09-18 2019-09-18 Transmision simultanea de enlace ascendente y de enlace descendente usando varios puntos de acceso. MX2022003229A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2019/075061 WO2021052581A1 (en) 2019-09-18 2019-09-18 Simultaneous uplink and downlink transmission using multiple access points

Publications (1)

Publication Number Publication Date
MX2022003229A true MX2022003229A (es) 2022-04-26

Family

ID=67999644

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2022003229A MX2022003229A (es) 2019-09-18 2019-09-18 Transmision simultanea de enlace ascendente y de enlace descendente usando varios puntos de acceso.

Country Status (8)

Country Link
US (1) US12126404B2 (es)
EP (1) EP4032193B1 (es)
JP (1) JP7284345B2 (es)
CN (1) CN114450895B (es)
BR (1) BR112022004947A2 (es)
CO (1) CO2022003570A2 (es)
MX (1) MX2022003229A (es)
WO (1) WO2021052581A1 (es)

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US20240372595A1 (en) * 2021-05-17 2024-11-07 Telefonaktiebolaget Lm Ericsson (Publ) Interference Mitigation For Full Duplex Communication
JP7570988B2 (ja) * 2021-08-11 2024-10-22 Kddi株式会社 無線通信の遅延を低減する制御装置、制御方法、及びプログラム
EP4616539A1 (en) * 2022-11-11 2025-09-17 Telefonaktiebolaget LM Ericsson (publ) Access point coordination in uplink and downlink coexistence
CN116887384B (zh) * 2023-07-14 2025-02-28 中国电信股份有限公司技术创新中心 基于无蜂窝网系统的通信方法、装置、系统、设备及介质

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JP2014187540A (ja) 2013-03-22 2014-10-02 Toshiba Corp 無線通信装置、無線通信システム、およびアクセスポイントの選択方法
US9294259B2 (en) * 2013-09-30 2016-03-22 Broadcom Corporation Full duplex system in massive MIMO
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Also Published As

Publication number Publication date
US20220302964A1 (en) 2022-09-22
CN114450895B (zh) 2025-09-23
JP7284345B2 (ja) 2023-05-30
EP4032193C0 (en) 2023-11-01
US12126404B2 (en) 2024-10-22
CN114450895A (zh) 2022-05-06
WO2021052581A1 (en) 2021-03-25
CO2022003570A2 (es) 2022-04-19
EP4032193A1 (en) 2022-07-27
EP4032193B1 (en) 2023-11-01
BR112022004947A2 (pt) 2022-06-14
JP2022549111A (ja) 2022-11-24

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