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    • 1. 发明授权
    • Method and apparatus of clock transmission between networks
    • 网络之间时钟传输的方法和装置
    • US08094687B2
    • 2012-01-10
    • US12433285
    • 2009-04-30
    • Yong ChengXiaodong BaoZhan ZhangYinghai HeNing Wu
    • Yong ChengXiaodong BaoZhan ZhangYinghai HeNing Wu
    • H04J3/06
    • H04J3/0641H04J3/0647H04J3/0667H04J3/0673H04J2203/0089
    • A method of clock transmission between networks and an apparatus of clock transmission are disclosed, in which a second group of information corresponding to a clock transferred by a first network equipment based on a first protocol, and the second group of information corresponding to a clock transferred by a second network equipment based on a second protocol are acquired, and a source selection is performed in a united way by adopting a source selection manner based on the second protocol according to the second group of information. Therefore, the equipment in different types of networks can conveniently select a clock with a higher class from clocks transferred based on different protocols, so as to realize a normalization management on the clocks transferred based on different protocols.
    • 公开了一种网络之间的时钟传输方法和时钟传输装置,其中对应于由第一网络设备基于第一协议传送的时钟的第二组信息和对应于传送的时钟的第二组信息 获取基于第二协议的第二网络设备,并且根据第二组信息采用基于第二协议的源选择方式,以统一的方式执行源选择。 因此,不同类型网络中的设备可以方便地从基于不同协议传输的时钟中选择具有较高等级的时钟,从而实现基于不同协议传输的时钟的归一化管理。
    • 4. 发明授权
    • System, method and apparatus of time information synchronization
    • 时间信息同步的系统,方法和装置
    • US08259749B2
    • 2012-09-04
    • US12632594
    • 2009-12-07
    • Jiang LiZhan ZhangNing Wu
    • Jiang LiZhan ZhangNing Wu
    • H04J15/00
    • H04J3/0688H04J3/0691H04J3/0697
    • A system and a method of time information synchronization as well as related apparatuses are disclosed to improve precision of frequency synchronization or time synchronization. The application port subsystem in the information synchronization system is configured to: generate at least one local clock according to a locally running real-time clock, and provide the local clock for a core subsystem; and the core subsystem is configured to: select a best system clock according to attributes of the clock provided by the application port subsystem, and send the best system clock to the application port subsystem, where: the application port subsystem calibrates the real-time clock according to the best system clock provided by the core subsystem in order to perform frequency synchronization and/or time synchronization. The embodiments of the present invention improve the precision of frequency synchronization or time synchronization effectively.
    • 公开了时间信息同步的系统和方法以及相关装置,以提高频率同步或时间同步的精度。 信息同步系统中的应用端口子系统被配置为:根据本地运行的实时时钟生成至少一个本地时钟,并为核心子系统提供本地时钟; 核心子系统配置为:根据应用端口子系统提供的时钟属性选择最佳系统时钟,并将最佳系统时钟发送到应用端口子系统,其中应用端口子系统校准实时时钟 根据核心子系统提供的最佳系统时钟,以执行频率同步和/或时间同步。 本发明的实施例有效地提高了频率同步或时间同步的精度。
    • 5. 发明申请
    • SYSTEM, METHOD AND APPARATUS OF TIME INFORMATION SYNCHRONIZATION
    • 时间信息同步的系统,方法和装置
    • US20100080249A1
    • 2010-04-01
    • US12632594
    • 2009-12-07
    • Jiang LiZhan ZhangNing Wu
    • Jiang LiZhan ZhangNing Wu
    • H04J3/06
    • H04J3/0688H04J3/0691H04J3/0697
    • A system and a method of time information synchronization as well as related apparatuses are disclosed to improve precision of frequency synchronization or time synchronization. The application port subsystem in the information synchronization system is configured to: generate at least one local clock according to a locally running real-time clock, and provide the local clock for a core subsystem; and the core subsystem is configured to: select a best system clock according to attributes of the clock provided by the application port subsystem, and send the best system clock to the application port subsystem, where: the application port subsystem calibrates the real-time clock according to the best system clock provided by the core subsystem in order to perform frequency synchronization and/or time synchronization. The embodiments of the present invention improve the precision of frequency synchronization or time synchronization effectively.
    • 公开了时间信息同步的系统和方法以及相关装置,以提高频率同步或时间同步的精度。 信息同步系统中的应用端口子系统被配置为:根据本地运行的实时时钟生成至少一个本地时钟,并为核心子系统提供本地时钟; 核心子系统配置为:根据应用端口子系统提供的时钟属性选择最佳系统时钟,并将最佳系统时钟发送到应用端口子系统,其中应用端口子系统校准实时时钟 根据核心子系统提供的最佳系统时钟,以执行频率同步和/或时间同步。 本发明的实施例有效地提高了频率同步或时间同步的精度。
    • 6. 发明授权
    • Resource allocation and joint transmission
    • 资源配置和联合传输
    • US09504031B2
    • 2016-11-22
    • US14417495
    • 2012-08-02
    • Jinhua LiuZhan Zhang
    • Jinhua LiuZhan Zhang
    • H04B7/212H04W4/00H04W72/04H04W28/16H04L5/00H04W72/08
    • H04W72/044H04L5/0035H04W28/16H04W72/042H04W72/0486H04W72/085
    • The embodiments relate to a method and a controlling unit for resource allocation and joint transmission in a cellular communication network. The method includes allocating a first set of frequency resources for transmitting a first set of time slots of data in a subframe, from a first communication node to a User Equipment, UE, and allocating at least one second set of frequency resources for transmitting, at least one second set of time slots of data in the subframe, from at least one second communication node respectively to the UE. The first set of frequency resources is intersected with one of the at least one second set of frequency resources, and union of the first set of time slots of data and the at least one second set of time slots of data is equal to the subframe.
    • 实施例涉及用于蜂窝通信网络中的资源分配和联合传输的方法和控制单元。 该方法包括:分配第一组频率资源,用于在子帧中从第一通信节点向用户设备UE发送数据的第一组时隙,以及分配至少一个第二组频率资源,用于在 至少一个第二组子帧中的数据的时隙集合,分别从至少一个第二通信节点到UE。 第一组频率资源与至少一个第二组频率资源中的一个相交,并且数据的第一组时隙与数据的至少一个第二组时隙的并集等于该子帧。
    • 8. 发明授权
    • Method for determining demodulation reference signal in the uplink, UE and uplink system
    • 用于在上行链路,UE和上行链路系统中确定解调参考信号的方法
    • US08432994B2
    • 2013-04-30
    • US12835654
    • 2010-07-13
    • Xiaolin HouZhan ZhangHidetoshi Kayama
    • Xiaolin HouZhan ZhangHidetoshi Kayama
    • H04B7/02
    • H04B7/0667H04B7/0413H04B7/0691H04L27/2607
    • The present invention discloses a method for determining an uplink demodulation reference signal (DMRS), which includes: taking one of multiple transmit antennas in the uplink as a base transmit antenna, taking other transmit antennas as subordinating transmit antennas and setting a DMRS for the base transmit antenna; establishing DMRS subordinating relationships between the base transmit antenna and each of the subordinating transmit antennas; and setting a DMRS for each of the subordinating transmit antennas according to the DMRS of the base transmit antenna and the DMRS subordinating relationship between the base transmit antenna and each of the subordinating transmit antennas. The present invention also provides a user equipment (UE) and an uplink system for providing DMRSs for multiple transmit antennas. The method, UE and system are applicable in both SU-MIMO transmission and MU-MIMO transmission.
    • 本发明公开了一种确定上行解调参考信号(DMRS)的方法,包括:将上行链路中的多个发射天线中的一个作为基站发射天线,以其他发射天线作为从属发射天线,并设置基带的DMRS 发射天线; 在基站发射天线与每个从属发射天线之间建立DMRS从属关系; 并且根据基站发射天线的DMRS和基站发射天线与每个从属发射天线之间的DMRS从属关系,为每个从属发射天线设置DMRS。 本发明还提供了一种用于为多个发射天线提供DMRS的用户设备(UE)和上行链路系统。 该方法,UE和系统适用于SU-MIMO传输和MU-MIMO传输。