ES2531198T3 - Método y aparato para mitigar las interferencias del canal de control de enlace descendente - Google Patents

Método y aparato para mitigar las interferencias del canal de control de enlace descendente Download PDF

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Publication number
ES2531198T3
ES2531198T3 ES10755036T ES10755036T ES2531198T3 ES 2531198 T3 ES2531198 T3 ES 2531198T3 ES 10755036 T ES10755036 T ES 10755036T ES 10755036 T ES10755036 T ES 10755036T ES 2531198 T3 ES2531198 T3 ES 2531198T3
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ES
Spain
Prior art keywords
control channel
downlink control
channel interference
timing offset
timing
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Active
Application number
ES10755036T
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English (en)
Inventor
Sandeep Krishnamurthy
Robert Love
Vijay Nangia
Ravikiran Nory
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Motorola Mobility LLC
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Motorola Mobility LLC
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Publication of ES2531198T3 publication Critical patent/ES2531198T3/es
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0473Wireless resource allocation based on the type of the allocated resource the resource being transmission power
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W56/00Synchronisation arrangements
    • H04W56/001Synchronization between nodes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W56/00Synchronisation arrangements
    • H04W56/004Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04Large scale networks; Deep hierarchical networks
    • H04W84/042Public Land Mobile systems, e.g. cellular systems
    • H04W84/045Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W92/00Interfaces specially adapted for wireless communication networks
    • H04W92/16Interfaces between hierarchically similar devices
    • H04W92/20Interfaces between hierarchically similar devices between access points
    • 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
    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference

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

Abstract

Un método en una primera estación de base inalámbrica, comprendiendo el método recibir (320) una transmisión desde una entidad de red; determinar (330) un primer desfase de temporización para transmitir una subtrama de enlace descendente sobre la base de la transmisión recibida desde la entidad de red; y recibir (340) una transmisión de enlace ascendente desde un terminal móvil; caracterizado por: determinar (350) un segundo desfase de temporización sobre la base del primer desfase de temporización y sobre la base de la transmisión de enlace ascendente recibida; y transmitir (360) una orden de avance de temporización al terminal móvil, incluyendo la orden de avance de temporización el segundo desfase de temporización.
ES10755036T 2009-10-05 2010-09-08 Método y aparato para mitigar las interferencias del canal de control de enlace descendente Active ES2531198T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/573,590 US8457079B2 (en) 2009-10-05 2009-10-05 Method and apparatus for mitigating downlink control channel interference
PCT/US2010/048059 WO2011043887A2 (en) 2009-10-05 2010-09-08 Method and apparatus for mitigating downlink control channel interference

Publications (1)

Publication Number Publication Date
ES2531198T3 true ES2531198T3 (es) 2015-03-11

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ES10755036T Active ES2531198T3 (es) 2009-10-05 2010-09-08 Método y aparato para mitigar las interferencias del canal de control de enlace descendente

Country Status (7)

Country Link
US (2) US8457079B2 (es)
EP (2) EP2462768B1 (es)
KR (1) KR101337171B1 (es)
CN (2) CN102577550A (es)
BR (2) BR122018076866B1 (es)
ES (1) ES2531198T3 (es)
WO (1) WO2011043887A2 (es)

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US20110080896A1 (en) 2011-04-07
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EP2462768B1 (en) 2015-01-28
CN102577550A (zh) 2012-07-11
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EP2544494A3 (en) 2013-08-21
WO2011043887A3 (en) 2011-06-16
BR122018076866B1 (pt) 2021-07-20
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EP2544494B1 (en) 2015-11-18
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