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    METHOD AND APPARATUS FOR DYNAMIC RESOURCE ALLOCATION
    4.
    发明申请
    METHOD AND APPARATUS FOR DYNAMIC RESOURCE ALLOCATION 有权
    动态资源分配的方法与装置

    公开(公告)号：US20140162678A1

    公开(公告)日：2014-06-12

    申请号：US14086571

    申请日：2013-11-21

    Applicant: Electronics and Telecommunications Research Institute

    Inventor： Jae Su SONG ,  Seok SEO ,  Yunhee CHO ,  Seung-Hwan LEE

    IPC: H04L5/00

    CPC classification number: H04L5/0073 ,  H04B17/345 ,  H04L5/0037 ,  H04L5/0044 ,  H04L5/006 ,  H04L5/0069 ,  H04L5/0076

    Abstract: A dynamic resource allocating apparatus of a first base station managing a first cell in a cellular communication system calculates an interference metric of each user terminal received by each user terminal from a plurality of neighboring cells, calculates a coupling factor between the first base station and each neighboring base station of each neighboring cell by using the interference metric and a load of each user terminal, calculates available cell boundary resources of neighboring cells by using the coupling factor with respect to each neighboring base station, and allocates resources by using the cell boundary resources allocated to the first cell and the available cell boundary resources of the neighboring cells.

    Abstract translation: 管理蜂窝通信系统中的第一小区的第一基站的动态资源分配装置从多个相邻小区计算每个用户终端接收的每个用户终端的干扰度量，计算第一基站与每个用户终端之间的耦合因子 通过使用每个用户终端的干扰度量和负载来计算每个相邻小区的相邻基站，通过使用相对于每个相邻基站的耦合因子来计算相邻小区的可用小区边界资源，并且通过使用小区边界资源来分配资源 分配给相邻小区的第一小区和可用小区边界资源。

    MULTIMODE TERMINAL AND METHOD FOR RELAYING MOBILE COMMUNICATION USING THE SAME
    5.
    发明申请
    MULTIMODE TERMINAL AND METHOD FOR RELAYING MOBILE COMMUNICATION USING THE SAME 有权
    多模终端和使用该方法来移动移动通信的方法

    公开(公告)号：US20130331093A1

    公开(公告)日：2013-12-12

    申请号：US13718520

    申请日：2012-12-18

    Applicant: Electronics and Telecommunications Research Institute

    Inventor： Yunhee CHO ,  Jae Su SONG ,  Seung-Hwan LEE ,  Dong Seung KWON

    IPC: H04B7/14 ,  H04W88/06 ,  H04W88/04

    CPC classification number: H04B7/14 ,  H04W88/04 ,  H04W88/06

    Abstract: Disclosed are a multimode terminal that may simultaneously enhance utilization of a device and efficiency of a network by enabling a mobile terminal supporting a plurality of communication schemes to additionally support a relay function, and a method of relaying communication using the multimode terminal. A communication relay method of a multimode terminal according to an exemplary embodiment of the present disclosure includes: searching, by a base station, for terminals that support a plurality of communication schemes; selecting, by the base station from among the searched terminals, a relay terminal that satisfies a predetermined condition for performing a multimode relay function; requesting, by the base station, the relay terminal to perform the multimode relay function; and relaying, by the relay terminal in response to the request of the base station, communication between the base station and a target terminal.

    Abstract translation: 公开了一种多模终端，其可以通过支持支持多个通信方案的移动终端额外支持中继功能来同时增强设备的利用和网络的效率，以及使用多模终端中继通信的方法。 根据本公开的示例性实施例的多模终端的通信中继方法包括：由基站搜索支持多个通信方案的终端; 由所述基站从所搜索的终端中选择满足用于执行多模式中继功能的预定条件的中继终端; 由基站请求中继终端执行多模中继功能; 并且由中继终端响应于基站的请求中继基站与目标终端之间的通信。

    METHOD AND APPARATUS FOR MANAGING MOBILITY IN COMMUNICATION SYSTEM
    7.
    发明公开
    METHOD AND APPARATUS FOR MANAGING MOBILITY IN COMMUNICATION SYSTEM 审中-公开

    公开(公告)号：US20230309046A1

    公开(公告)日：2023-09-28

    申请号：US18126110

    申请日：2023-03-24

    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

    Inventor： Jae Su SONG

    IPC: H04W60/04 ,  H04W68/02 ,  H04W76/30

    CPC classification number: H04W60/04 ,  H04W68/02 ,  H04W76/30

    Abstract: An operation method of a relay terminal may include: receiving, from a first base station to which the relay terminal is connected, a first area identifier for a first area corresponding to the first base station; generating a first virtual area identifier distinct from the first area identifier; transmitting the first virtual area identifier to a first remote terminal connected to the first base station through relaying of the relay terminal; performing a first area update procedure triggered by the first remote terminal based on the first virtual area identifier; and storing a first temporary identifier obtained based on the first area update procedure, wherein the first temporary identifier is used for a paging procedure for the first remote terminal.

    METHOD FOR MANAGING SECURITY KEY OF MOBILE COMMUNICATION SYSTEM, AND APPARATUS THEREFOR
    9.
    发明申请
    METHOD FOR MANAGING SECURITY KEY OF MOBILE COMMUNICATION SYSTEM, AND APPARATUS THEREFOR 有权

    公开(公告)号：US20210058790A1

    公开(公告)日：2021-02-25

    申请号：US16987149

    申请日：2020-08-06

    Applicant: Electronics and Telecommunications Research Institute

    Inventor： Jae Su SONG ,  Seung Kwon BAEK

    IPC: H04W12/10 ,  H04L29/06 ,  H04W80/02 ,  H04W28/06

    Abstract: A security key management method performed in a PDCP layer of a terminal dual-connected to a first cell and a second cell may comprise receiving a PDCP PDU on which ciphering or integrity protection to which a first security key of the first cell or a second security key of the second cell is applied is performed; performing at least one of integrity verification and header decompression for the PDCP PDU based on the first security key; performing at least one of integrity verification and header decompression for the PDCP PDU based on the second security key; and determining a security key applied to the PDCP PDU, based on result of the at least one of integrity verification and header decompression based on the first security key and result of the at least one of integrity verification and header decompression based on the second security key.

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