ES2463167R1 - Se�alizaci�n para transmisión multipunto coordinada del enlace descendente en un sistema de comunicaciones inalámbricas - Google Patents

Se�alizaci�n para transmisión multipunto coordinada del enlace descendente en un sistema de comunicaciones inalámbricas Download PDF

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Publication number
ES2463167R1
ES2463167R1 ES201330670A ES201330670A ES2463167R1 ES 2463167 R1 ES2463167 R1 ES 2463167R1 ES 201330670 A ES201330670 A ES 201330670A ES 201330670 A ES201330670 A ES 201330670A ES 2463167 R1 ES2463167 R1 ES 2463167R1
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csi
application
report
document
art
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ES2463167A2 (es
ES2463167B2 (es
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Kamran Etemad
Alexei Davydov
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Apple Inc
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Intel Corp
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract

Las formas de realización de la presente memoria descriptiva describen aparatos, sistemas y procedimientos para se�alizaci�n de soporte de comunicaciones multipunto coordinadas (CoMP) del enlace descendente con un equipo de usuario (UE) en una red de comunicaciones inalámbricas. En formas de realización, el UE puede configurarse con una pluralidad de procedimientos de información sobre el estado del canal (CSI) (por ejemplo, a través de se�alizaci�n de control de recursos radioel�ctricos (RRC)) para su uso para proporcionar realimentación de CSI a un Nodo B evolucionado (eNB) como soporte de comunicaciones CoMP del enlace descendente. El UE puede configurarse con una pluralidad de conjuntos de procedimientos de CSI. El UE puede recibir además un mensaje de información de control del enlace descendente (DCI) desde el eNB que indica uno de los conjuntos de procedimientos de CSI configurados en los que el UE proporcionar� realimentación de CSI al UE. El UE puede generar la realimentación de CSI para el conjunto de procedimientos de CSI indicado, y transmitir la realimentación de CSI al eNB en un informe de CSI.

Claims (2)

  1. OFICINA ESPAÑOLA DE PATENTES Y MARCAS
    N.� solicitud: 201330670
    ESPA�A
    Fecha de presentación de la solicitud: 09.05.2013
    Fecha de prioridad:
    INFORME SOBRE EL ESTADO DE LA TECNICA
    51 Int. Cl. : H04W72/04 (2009.01)
    DOCUMENTOS RELEVANTES
    Categor�a
    56 Documentos citados Reivindicaciones afectadas
    X
    US 2012076017 A1 (XILIANG LUO et al.) 29.03.2012, 1-8
    p�rrafos [0003]-[0099]; figuras 8-29.
    Y
    10-18,23-26,31-34
    Y
    US 2011199986 A1 (MO-HAN FONG et al.) 18.08.2011, 10-18,23-26,31-34
    p�rrafos [0006]-[0175]; figuras 1-22.
    X
    HUAWEI et al.. "Signalling requirements for PDSCH mapping for DL CoMP", R1-113645, 3GPP 36-38,40,41
    TSG RAN WG1 meeting #67, San Francisco, USA, 14-18 Noviembre 2011 [en línea] [recuperado
    el 24.06.2014] Recuperado de Internet: http://www.3gpp.org/ftp/tsg_ran/wg1_r11/TSGR1_67/Docs/
    Categor�a de los documentos citados X: de particular relevancia Y: de particular relevancia combinado con otro/s de la misma categoría A: refleja el estado de la técnica O: referido a divulgación no escrita P: publicado entre la fecha de prioridad y la de presentación de la solicitud E: documento anterior, pero publicado después de la fecha de presentación de la solicitud
    El presente informe ha sido realizado • para todas las reivindicaciones • para las reivindicaciones n�:
    Fecha de realización del informe 23.06.2014
    Examinador J. Botella Maldonado Página 1/4
    INFORME DEL ESTADO DE LA TÉCNICA
    N� de solicitud: 201330670
    Documentaci�n mínima buscada (sistema de clasificación seguido de los símbolos de clasificación) H04W Bases de datos electrónicas consultadas durante la búsqueda (nombre de la base de datos y, si es posible, términos de
    b�squeda utilizados) INVENES, EPODOC, WPI, NPL, XPESP, XPAIP, XPI3E, INSPEC.
    Informe del Estado de la Técnica Página 2/4
    OPINI�N ESCRITA
    N� de solicitud: 201330670
    Fecha de Realización de la Opinión Escrita: 23.06.2014
    Declaraci�n
    Novedad (Art. 6.1 LP 11/1986)
    Reivindicaciones Reivindicaciones 9-35, 39 1-8, 36-38, 40, 41 SI NO
    Actividad inventiva (Art. 8.1 LP11/1986)
    Reivindicaciones Reivindicaciones 9, 19-22, 27-30, 35, 39 1-8, 10-18, 23-26, 31-34, 36-38, 40, 41 SI NO
    Se considera que la solicitud cumple con el requisito de aplicación industrial. Este requisito fue evaluado durante la fase de examen formal y técnico de la solicitud (Artículo 31.2 Ley 11/1986).
    Base de la Opinión.-
    La presente opinión se ha realizado sobre la base de la solicitud de patente tal y como se publica.
    Informe del Estado de la Técnica Página 3/4
    OPINI�N ESCRITA
    N� de solicitud: 201330670
    1. Documentos considerados.-
    A continuación se relacionan los documentos pertenecientes al estado de la técnica tomados en consideración para la realización de esta opinión.
    Documento
    Número Publicación o Identificación Fecha Publicación
    D01
    US 2012076017 A1 (XILIANG LUO et al.) 29.03.2012
    D02
    US 2011199986 A1 (MO-HAN FONG et al.) 18.08.2011
    D03
    HUAWEI et al.. "Signalling requirements for PDSCH mapping for DL CoMP", R1-113645, 3GPP TSG RAN WG1 meeting #67, San Francisco, USA, 14-18 Noviembre 2011 [en línea] [recuperado el 24.06.2014] Recuperado de Internet: http://www.3gpp.org/ftp/tsg_ran/wg1_r11/TSGR1_67/Docs/
  2. 2. Declaración motivada según los artículos 29.6 y 29.7 del Reglamento de ejecución de la Ley 11/1986, de 20 de marzo, de Patentes sobre la novedad y la actividad inventiva; citas y explicaciones en apoyo de esta declaración
    En el documento D01 se presenta un método de comunicación inalámbrico en un sistema LTE de agregación de portadoras que comprende recibir el UE una petición CSI indicando el conjunto de portadoras del total de ellas para las que se solicita informe CSI y realimentar el informe al eNodoB usando el PUSCH e incluyendo en él los indicadores CQI, PMI y el índice RI. Los conjuntos de procedimientos CSI se configuran a través de la RRC.
    El documento D02 presenta un método de transmisión de la señal de referencia del CSI como soporte de transmisión multipunto coordinada. El UE puede ser configurado por la red para utilizar el CSI-RS normal, el suplementario o una combinación de ambos en la estimación del CSI y as� mismo la realimentación en el UL desde el UE indicar� si el CSI realimentado se basa en el formato normal CSI-RS o en el suplementario.
    El documento D03 presenta los requisitos para la se�alizaci�n de la configuración del PDSCH en DL CoMP en parte a través del DCI. Los parámetros RE incluyen número de puertos CRS, desplazamiento de puertos CRS, configuración de subtrama. La información de un campo identificador de tres bits, similar al CIF de agregación de portadoras, indica el elemento CoMP involucrado en la transmisión del PDSCH que junto con las reglas de configuración del PDSCH predefinido determinan la configuración PDSCH.
    Consideramos que el objeto de la invención recogido en las reivindicaciones de la 1� a la 8� deriva directamente y sin equívoco del documento D01 y el recogido en las reivindicaciones de la 36� a la 38�, la 40 � y la 41� del documento D03, por lo que las reivindicaciones de la 1� a la 8� de la 36� a la 38�, la 40� y la 41� carecen de novedad.
    Adem�s un experto en la materia podría fácilmente combinar las partes principales de los documentos D01 y D02 con meras ejecuciones particulares de técnicas conocidas y deducir las características de las reivindicaciones de la 10� a la 18� , de la 23� a la 26� y de la 31� a la 34�. Por lo tanto las reivindicaciones de la 10� a la 18�, de la 23� a la 26� y de la 31� a la 34� carecen de actividad inventiva.
    Informe del Estado de la Técnica Página 4/4
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US201261646223P 2012-05-11 2012-05-11
US61/646,223 2012-05-11
US13/730,289 US9083479B2 (en) 2012-05-11 2012-12-28 Signaling for downlink coordinated multipoint in a wireless communication system
US13/730,289 2012-12-28

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