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公开(公告)号：KR101769450B1
公开(公告)日：2017-08-21
申请号：KR1020110017747
申请日：2011-02-28
申请人： 주식회사 케이티
CPC分类号： H04M15/66 , H04M15/64 , H04M15/70 , H04M15/8027
摘要： 본발명은 3GPP Gx 표준인터페이스상에서 PCRF-PCEF 간의베어러ID(Identifier)의유효성을검사하고, 유효하지않은베어러ID에대한효율적인검출과삭제를적용하는메커니즘을통해, 소멸된가입자세션에대한식별자인유효하지않은 Garbage 정보에의한 PCRF 시스템가용메모리용량저하등의문제를보다효율적으로해결하며, 신규호 생성실패를줄여가입자호 성공률을높이며, 시스템안정성및 성능을극대화시킬수 있는방법및 시스템에관한것이다.
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公开(公告)号：KR101509074B1
公开(公告)日：2015-04-07
申请号：KR1020120128188
申请日：2012-11-13
申请人： 주식회사 케이티
摘要： 본발명은이동단말의서비스가입정보와접속된통신망에근거하여 IMS 시그널을위한베어러를제어하는방법및 장치에관한것이다. 본발명에따른정책및 과금제어장치(Policy and Charging Rule Function)에서 IMS(IP Multimedia Subsystem) 서비스의베어러를제어하는방법은, PDN(Packet Data Network) 게이트웨이로부터접속단말에대한정책요청메시지를수신하는단계; 상기접속단말에대한 IMS 시그널링을위한전용베어러의생성여부를결정하는단계; 및전용베어러의생성을결정한경우, 전용베어러생성을위한명령을기록한정책메시지를상기 PDN 게이트웨이로전송하는단계를포함한다.
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公开(公告)号：KR1020100071622A
公开(公告)日：2010-06-29
申请号：KR1020080130408
申请日：2008-12-19
申请人： 주식회사 케이티
CPC分类号： H04N21/462 , H04N21/4334 , H04N21/64322 , H04N21/8549
摘要： PURPOSE: An IPTV system and a method for providing a contents summarizing service are provided to summarize and play contents during fixed time. CONSTITUTION: A contents storing unit(101) stores contents data divided by a time unit and priority information for the divided section. A contents summarizing engine(103) generates contents summary information to play the contents during the fixed play time based on the priority information. A contents playback unit(109) plays the contents data based on the contents summary information. The priority information is about the contents divided by the time unit.
摘要翻译： 目的：提供IPTV系统和提供内容总结服务的方法，以在固定时间内总结和播放内容。 内容存储部（101）存储由分割部分的时间单位和优先权信息所分割的内容数据。 内容摘要引擎（103）基于优先级信息生成在固定播放时间内播放内容的内容摘要信息。 内容回放单元（109）基于内容摘要信息播放内容数据。 优先级信息是关于内容除以时间单位。
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公开(公告)号：KR1020130085477A
公开(公告)日：2013-07-30
申请号：KR1020110129909
申请日：2011-12-06
申请人： 주식회사 케이티
CPC分类号： H04L12/5601 , H04W88/14
摘要： PURPOSE: Data packet processing method and device thereof of a mobile communication system are provided to prevent packet loss according to network reactivation. CONSTITUTION: A gateway GPRS support node (GGSN) (500) includes a tunnel forming unit (510), a packet confirmation unit (520), a transmission unit (530) and a reception unit (540). The tunnel forming unit forms a direct tunnel of a data region with a radio network controller (RNC) (506) by signaling through serving GPRS support node (SGSN) (550) and GPRS tunneling protocol (GTP)-C protocol. The reception unit receives a downlink data packet with respect to a sleep mode terminal transmitted to the SGSN in a state in which a data session with respect to the terminal from the SGSN. The packet confirmation unit confirms indicator and data size recorded in a header of the data packet received by the reception unit. The transmission unit transmits the downlink data packet to the RNC using the direct tunnel formed by the tunnel forming unit when the packet confirmation unit decides to transmit the downlink data packet. [Reference numerals] (500) Package exchange support node; (510) Tunnel forming unit; (520) Packet confirmation unit; (530) Transmission unit; (540) Reception unit
摘要翻译： 目的：提供移动通信系统的数据包处理方法及其设备，以防止根据网络重新启动的丢包。 网关GPRS支持节点（GGSN）（500）包括隧道形成单元（510），分组确认单元（520），传输单元（530）和接收单元（540）。 隧道形成单元通过服务GPRS支持节点（SGSN）（550）和GPRS隧道协议（GTP）-C协议通过信令形成数据区域与无线电网络控制器（RNC）（506）的直接隧道。 接收单元在从SGSN发送的关于终端的数据会话的状态下，接收到发送给SGSN的睡眠模式终端的下行数据包。 分组确认单元确认记录在由接收单元接收的数据分组的报头中的指示符和数据大小。 当分组确认单元决定发送下行链路数据分组时，传输单元使用由隧道形成单元形成的直接隧道向RNC发送下行链路数据分组。 （附图标记）（500）包交换支持节点; （510）隧道成型单元; （520）分组确认单元; （530）传输单元; （540）接收单元
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公开(公告)号：KR1020110027466A
公开(公告)日：2011-03-16
申请号：KR1020090085569
申请日：2009-09-10
申请人： 주식회사 케이티
CPC分类号： H04W72/08 , H04W72/0406 , H04W74/0808 , H04W84/18
摘要： PURPOSE: A channel allocation method of a wireless mesh node having multi-radio is provided to easily allocate a channel in a dynamic mesh network and to increase the efficiency of spectrum. CONSTITUTION: A mesh link of a neighbor node and a channel state within hop are identified(202). A candidate channel of a candidate node is selected to set up a mesh link. The selected candidate channel is allocated and is connected to the selected candidate node. Channel state information is newly generated and update.
摘要翻译： 目的：提供一种具有多无线电的无线网状节点的信道分配方法，以便在动态网状网络中轻松分配信道，提高频谱效率。 构成：识别邻居节点的网状链路和跳跃内的信道状态（202）。 选择候选节点的候选信道来建立网状链路。 所选择的候选信道被分配并连接到所选择的候选节点。 信道状态信息是新生成和更新的。
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公开(公告)号：KR1020110003209A
公开(公告)日：2011-01-11
申请号：KR1020090060866
申请日：2009-07-03
申请人： 주식회사 케이티
摘要： PURPOSE: A zigbee gateway and an Internet protocol service server of an interlocking zigbee gateway with an Internet protocol network are provided to transmit and receive a message between an IP network and a zigbee network without any change in format. CONSTITUTION: A zigbee network layer module(220) receives first data from a primitive transport layer module, and transfers the first data to a zigbee node. A TCP(UDP)/IP layer(230) receives the first primitive frame packet transferred through the IP network, and transfers the first primitive frame packet to the primitive transfer layer module.
摘要翻译： 目的：提供ZigBee网关和具有互联网协议网络的互锁ZigBee网关的因特网协议服务服务器，以在IP网络和Zigbee网络之间发送和接收消息，而不会改变格式。 构成：ZigBee网络层模块（220）从原始传输层模块接收第一数据，并将第一数据传送到Zigbee节点。 TCP（UDP）/ IP层（230）接收通过IP网络传送的第一原始帧包，并将第一原始帧包传送到原始传输层模块。
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公开(公告)号：KR101502542B1
公开(公告)日：2015-03-13
申请号：KR1020130012253
申请日：2013-02-04
申请人： 주식회사 케이티
IPC分类号： H04L12/813 , H04L12/14
摘要： 본 발명은 LTE 기본 통신 서비스와 부가 서비스를 개별적으로 제어하는 LTE 통신 서비스 제어 방법 및 이를 위한 통신 시스템에 관한 것이다. 본 발명에 따른 LTE 통신 시스템에서 기본 서비스와 부가 서비스를 개별적으로 제어하는 방법은, PCRF(Policy and Charging Rule Function)가 통신단말이 가입한 기본 서비스와 부가 서비스를 SPR(Subscriber Profile Repository)를 통해 확인하는 단계; 상기 PCRF가 상기 기본 서비스, 부가 서비스 각각에 대한 룰 네임을 확인하여 PGW(Packet data network Gateway)로 전송하는 단계; 상기 PGW가 상기 통신단말의 베어러를 생성하는 단계; 상기 PGW가 상기 PCRF로부터 수신한 기본 서비스의 룰 네임과 부가 서비스의 룰 네임 각각에 대한 정책 정보를 확인하는 단계; 및 상기 PGW가 상기 확인한 정책 정보를 토대로, 상기 생성한 베어러에 기본 서비스의 룰 네임에 대한 정책, 상기 부가 서비스의 룰 네임에 대한 정책을 각각 적용하는 단계를 포함한다.
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公开(公告)号：KR1020140099621A
公开(公告)日：2014-08-13
申请号：KR1020130012253
申请日：2013-02-04
申请人： 주식회사 케이티
IPC分类号： H04L12/813 , H04L12/14
CPC分类号： H04L12/1407 , H04L41/5029
摘要： The present invention relates to a method for controlling an LTE communications service and a communications system therefor, which control an LTE basic communications service and value added service individually. A method for controlling the basic service and the value added service individually in an LTE communication system according to the present invention comprises the steps of: a policy and charging rule function (PCRF) checking the basic service and the value added service, for which a communications terminal has subscribed, via a subscriber profile repository (SPR); the PCRF checking rule names for each of the basic service and the value added service and transmitting the rule names to a packet data network gateway (PGW); the PGW generating a bearer of the communications terminal; the PGW checking information on a policy for each of the rule name of the basic service and the rule name of the value added service received from the PCRF; and the PGW applying each of the policy for the rule name of the basic service and the policy for the rule name of the value added service to the generated bearer based on the checked information on the policy.
摘要翻译： 本发明涉及一种用于控制LTE通信服务的方法及其通信系统，其分别控制LTE基本通信服务和增值业务。 根据本发明的用于在LTE通信系统中单独控制基本服务和增值服务的方法包括以下步骤：对基本服务和增值服务进行检查的策略和计费规则功能（PCRF），其中， 通信终端通过用户简档存储库（SPR）订阅; 用于基本业务和增值业务的PCRF检查规则名称，并将规则名称发送给分组数据网络网关（PGW）; PGW生成通信终端的承载; PGW检查关于基本服务的规则名称和从PCRF接收的增值服务的规则名称的策略的信息; 并且PGW基于策略的检查信息，将基本服务的规则名称的策略和增值服务的规则名称的策略应用于所生成的承载。
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公开(公告)号：KR1020140089811A
公开(公告)日：2014-07-16
申请号：KR1020130001696
申请日：2013-01-07
申请人： 주식회사 케이티
摘要： The present invention relates to a method and a system for synchronizing a service policy of a communication terminal accessing by multi-access point names (APNs). The system for synchronizing a service policy of a mobile terminal accessing by multi-APNs comprises: a first policy and charging rule function (PCRF) for allowing a service policy for a communication terminal accessing by a first APN; a second PCRF for allowing a service policy for a communication terminal accessing by a second APN; and a subscriber profile repository (SPR) for receiving service usage information from the first PCRF and the second PCRF individually, and analyzing the received service usage information, and synchronizing a service policy between PCRFs by having the first PCRF and the second PCRF reflect a newly applied service policy according to change in basic service product information when change in the state of the basic service product information subscribed by the communication terminal is identified based on the analysis.
摘要翻译： 本发明涉及一种用于同步由多接入点名称（APN）接入的通信终端的服务策略的方法和系统。 用于同步由多APN接入的移动终端的服务策略的系统包括：用于允许通过第一APN访问的通信终端的服务策略的第一策略和计费规则功能（PCRF） 第二PCRF，用于允许由第二APN访问的通信终端的服务策略; 以及用于分别从所述第一PCRF和所述第二PCRF接收服务使用信息的用户简档存储库（SPR），并且分析所接收的服务使用信息，并且通过使所述第一PCRF和所述第二PCRF反映新的PCRF来同步所述PCRF之间的服务策略 基于分析确定通信终端订购的基本服务产品信息的状态的变化时，根据基本服务产品信息的变更应用服务策略。
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