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    • 41. 发明申请
    • COMMUNICATION SYSTEM, USER EQUIPMENT AND COMMUNICATION NODE
    • 通信系统,用户设备和通信节点
    • US20120208506A1
    • 2012-08-16
    • US13502719
    • 2010-10-08
    • Jun HiranoShinkichi Ikeda
    • Jun HiranoShinkichi Ikeda
    • H04W12/06
    • H04L63/08H04W8/12H04W12/06
    • Disclosed is a technique to enable a user equipment at a remote place to perform local IP access to a locally-accessible network with simpler procedure and such a configuration while achieving the efficiency of costs and facility. According to the technique, a network (LIA-PDN 161) capable of dealing with a local IP access by a user equipment (UE 101) is placed on a core network 141. When the UE establishes a PDN connection with the LIA-PDN, the UE simultaneously transmits information concerning the LIA domain network 111 as well, to which the UE wants a local IP access. On the basis of this information, the LIA-PDN establishes a PDN connection with the LIA domain network, and the LIA-PDN transfers a packet, whereby the UE can access the LIA domain network via these PDN connections.
    • 公开了一种使得远程位置的用户设备能够以更简单的过程和这种配置来实现本地可访问的网络的技术,同时实现成本和设施的效率。 根据该技术,能够处理用户设备(UE 101)的本地IP接入的网络(LIA-PDN 161)被放置在核心网络141上。当UE与LIA-PDN建立PDN连接时, UE同时发送关于LIA域网络111的信息,UE希望本地IP接入。 基于该信息,LIA-PDN与LIA域网建立PDN连接,LIA-PDN转发分组,由此UE可以经由这些PDN连接访问LIA域网。
    • 42. 发明申请
    • PACKET RESTORATION METHOD, PACKET RESTORATION SYSTEM, AND MOBILE TERMINAL AND INTERMEDIATE DEVICE USED IN THE METHOD
    • 分组恢复方法,分组恢复系统以及在该方法中使用的移动终端和中间设备
    • US20120182859A1
    • 2012-07-19
    • US13498457
    • 2010-09-27
    • Shinkichi IkedaRyuji SugizakiJun HiranoKeigo AsoTakashi Tamura
    • Shinkichi IkedaRyuji SugizakiJun HiranoKeigo AsoTakashi Tamura
    • H04L12/26
    • H04L1/1835H04L1/188H04L65/1026H04L65/80H04L69/40H04W8/30
    • The present invention discloses a technique for providing a packet recovery method, and the like, capable of starting packet recovery processing without waiting for a wasteful latency (time-out) at a mobile terminal by giving notice of information on a packet discard in a gateway device in real time, thereby enabling improvement in communication quality and communication efficiency. According to the technique, there is provided a packet recovery method for recovering a packet discarded by an intermediate device positioned on a communication path between a mobile terminal and a correspondent node of the mobile terminal among packets exchanged between the mobile terminal and correspondent node, the method including: a step of causing the intermediate device to transmit a discard notification message to the mobile terminal based on information on a communication flow for which transmission of the discard notification message indicating that the packet has been discarded is required; and a step of causing the mobile terminal to transmit the correspondent node a retransmission request message for requesting retransmission of the discarded packet based the discard notification message.
    • 本发明公开了一种用于提供分组恢复方法等的技术,其能够通过在网关中通过发送关于分组丢弃的信息的通知来开始分组恢复处理,而不用等待移动终端的浪费等待时间(超时) 从而实现通信质量和通信效率的提高。 根据该技术,提供了一种分组恢复方法,用于在移动终端和通信节点之间交换的分组中,恢复位于移动终端与移动终端的通信节点之间的通信路径上的中间设备丢弃的分组, 方法包括:基于关于需要发送指示已经丢弃该分组的丢弃通知消息的通信流的信息,使中间设备向移动终端发送丢弃通知消息的步骤; 以及使所述移动终端基于所述丢弃通知消息,向所述通信节点发送用于请求重发所述丢弃的分组的重发请求消息的步骤。
    • 43. 发明申请
    • COMMUNICATION TERMINAL
    • 通讯终端
    • US20120099466A1
    • 2012-04-26
    • US13379471
    • 2010-05-25
    • Takahisa AoyamaJun HiranoTakashi Tamura
    • Takahisa AoyamaJun HiranoTakashi Tamura
    • H04W24/00
    • H04L5/001H04L5/0053H04L5/0091H04L47/29H04W24/10H04W28/0236H04W36/0083
    • A communication terminal is capable of simultaneously communicating through a plurality of carriers by carrier aggregation, and the communication terminal comprises: a quality measurement unit for measuring the reception quality of a radio wave transmitted through a plurality of carriers from a base station of a connected cell to obtain a measured value; a primary carrier storage unit storing information specifying a primary carrier chosen from the plurality of carriers; a comparator for comparing a measured value of the primary carrier measured by the quality measurement unit to a threshold value; and a cell search unit for searching for another cell when the measured value of the primary carrier is less than or equal to the threshold value. Consequently, a search threshold value for carrier aggregation can be appropriately determined to perform a cell search and a quality measurement.
    • 通信终端能够通过载波聚合同时通过多个载波通信,并且通信终端包括:质量测量单元,用于测量从连接的小区的基站通过多个载波发送的无线电波的接收质量 以获得测量值; 存储指定从所述多个载波中选择的主载波的信息的主载波存储单元; 比较器,用于将由质量测量单元测量的主载波的测量值与阈值进行比较; 以及小区搜索单元,用于当主载波的测量值小于或等于阈值时搜索另一小区。 因此,可以适当地确定用于载波聚合的搜索阈值以执行小区搜索和质量测量。
    • 44. 发明授权
    • Communication system and mobile home agent
    • 通信系统和移动归属代理
    • US08098642B2
    • 2012-01-17
    • US12306906
    • 2007-07-03
    • Jun HiranoMohana Dhamayanthi JeyatharanChan Wah NgPek Yew Tan
    • Jun HiranoMohana Dhamayanthi JeyatharanChan Wah NgPek Yew Tan
    • H04W4/00
    • H04W8/065H04W80/04H04W84/005
    • A technique is disclosed to decrease unnecessary routing during communication between a mobile node and a correspondent node in case a home agent of the mobile node is a mobile home agent. According to this technique, HA 112 positioned in a home network 102 and HA 114 of MN 130 are included. In a communication system, where HA 114 is a mobile home agent, and a mobile network 104 of HA 114 is hierarchized under the home network 102, HA 114, which is a home agent, discovers HA 112 positioned in the home network 102 when it is detected that it is away from the home network 102 and delegates binding cache entry of MN 130 under its own management to HA 112 so that HA 112 acts as a home agent for MN 130.
    • 公开了一种技术,用于在移动节点的归属代理是移动归属代理的情况下,在移动节点和通信节点之间的通信期间减少不必要的路由。 根据该技术,包括位于家庭网络102中的HA 112和MN 130的HA 114。 在HA 114是移动归属代理的HA 114的通信系统中,HA 114的移动网络104在家庭网络102下层级化,作为归属代理的HA 114发现位于家庭网络102中的HA 112 被检测到它远离家庭网络102并且将其自身管理下的MN 130的绑定缓存条目委托给HA 112,使得HA 112充当MN 130的归属代理。
    • 45. 发明授权
    • Communication system, mobile terminal and access router
    • 通信系统,移动终端和接入路由器
    • US08064427B2
    • 2011-11-22
    • US10584928
    • 2005-01-07
    • Jun HiranoKeigo Asou
    • Jun HiranoKeigo Asou
    • H04Q7/24
    • H04W36/0016H04L45/00H04W88/14
    • A new technique is disclosed, by which a mobile terminal after executing handover between subnets can quickly perform packet transmission to outside immediately after the handover. According to this technique, after deciding the execution of handover, MN (mobile terminal) 10 requests an external transmission address (link local address of an access router belonging to a subnet or of a default router after the handover) relating to a subnet connected after the handover at the same time as the transmitting of RtSolPr message to PAR21 connected before the handover. PAR acquires the external transmission address in response to the request and transmits the external transmission address to MN together with a response by PrRtAdv message to MN. MN sets up the external transmission address as acquired before the handover to the packet to be transmitted after the handover.
    • 公开了一种新技术,通过该技术,在子网之间执行切换之后的移动终端可以在切换之后立即快速地执行分组传输到外部。 根据该技术,MN(移动终端)10决定切换的执行后,请求与子网连接的外部发送地址(属于子网的接入路由器的链路本地地址或切换后的默认路由器的本地地址) 与在切换之前连接的PAR21发送RtSolPr消息同时进行切换。 PAR根据该请求获取外部发送地址,并将外部发送地址与通过PrRtAdv消息的响应一起发送给MN。 MN设置在切换到在切换之后要发送的分组之前获取的外部传输地址。
    • 47. 发明授权
    • Packet transfer control device and mobile node
    • 分组传输控制设备和移动节点
    • US08027323B2
    • 2011-09-27
    • US12282484
    • 2007-03-16
    • Keigo AsoJun Hirano
    • Keigo AsoJun Hirano
    • H04W4/00
    • H04W8/26H04W80/04
    • Disclosed is technique for avoiding packet reflection between home agents. According to the technique, a MN 10 includes a home address (HoA1) assigned thereto from a home network 12, and a home address (HoA2) assigned thereto from a home network 14. CoA is further acquired from a foreign network 15. Then, the MN uses the home addresses as care-of addresses, and performs binding-update including HoA1-HoA2 for the HA 12 and binding-update including HoA2-HoA1 as well as HoA2-CoA for the HA 14. A packet transmitted from a CN 16 to HoA1 is encapsulated by the HA 12 and transferred to the HA 14. The HA 14 refers to a source address of the received encapsulated packet and selects CoA as a transfer destination address instead of HoA2 having the same prefix.
    • 公开了用于避免归属代理之间的分组反射的技术。 根据该技术,MN10包括从家庭网络12分配给其的归属地址(HoA1)以及从家庭网络14分配给其的归属地址(HoA2)。从国外网络15进一步获取CoA。然后, MN使用家庭地址作为转交地址,并且执行包括用于HA 12的HoA1-HoA2和包括HoA2-HoA1的绑定更新以及用于HA 14的HoA2-CoA的绑定更新。从CN发送的分组 16到HoA1由HA12封装并传输到HA 14.HA 14参考接收到的封装分组的源地址,并选择CoA作为传送目的地地址,而不是具有相同前缀的HoA2。
    • 48. 发明授权
    • Radio communication method, radio communication terminal accommodating apparatus, and radio communication terminal
    • 无线通信方法,无线通信终端容纳装置和无线通信终端
    • US08023476B2
    • 2011-09-20
    • US10571200
    • 2004-09-10
    • Jun HiranoDaichi Imamura
    • Jun HiranoDaichi Imamura
    • H04W4/00
    • H04W48/16H04W8/005H04W8/26H04W48/08
    • A technique for enabling a configuration of an entire radio communication system to be grasped in a manner of bird's-eye is disclosed. In the radio communication system provided with one radio communication terminal accommodating apparatus 101 and a plurality of radio communication terminals 102a to 102e accommodated in this radio communication terminal accommodating apparatus by using the technique, each radio communication terminal transmits identification information of a self-terminal, and monitors a radio transmission medium, and then acquires identification information of a different radio communication terminal transmitted from a different radio communication terminal. Then, each radio communication terminal reports the acquired identification information of the different radio communication terminal to the radio communication terminal accommodating apparatus, and the radio communication terminal accommodating apparatus generates information indicating a relation of a detection of an existence between the plurality of radio communication terminals, in accordance with the report of those identification information, and grasp the configuration of the entire radio communication system in the manner of the bird's-eye.
    • 公开了一种能够以鸟瞰方式掌握整个无线电通信系统的配置的技术。 在通过使用该技术设置有一个无线通信终端容纳装置101的无线通信系统和容纳在该无线通信终端容纳装置中的多个无线通信终端102a〜102e的情况下,各无线通信终端发送自身终端的识别信息, 并监视无线电传输介质,然后获取从不同的无线电通信终端发送的不同无线电通信终端的标识信息。 然后,各无线通信终端将获取的不同无线通信终端的识别信息报告给无线通信终端收纳装置,无线通信终端收纳装置生成表示多个无线通信终端之间的存在检测关系的信息 根据这些识别信息的报告,以鸟瞰的方式掌握整个无线电通信系统的配置。
    • 49. 发明申请
    • OPTIMIZATION OF HANDOVERS TO UNTRUSTED NON-3GPP NETWORKS
    • 非手机非3GPP网络的优化
    • US20110216743A1
    • 2011-09-08
    • US13063165
    • 2009-09-23
    • Jens BachmannGenadi VelevShinkichi IkedaJun Hirano
    • Jens BachmannGenadi VelevShinkichi IkedaJun Hirano
    • H04W36/00
    • H04W12/08H04L63/164H04W36/0011
    • The invention relates to a method for ensuring IP session continuity upon a handover of a mobile node to a non-3GPP network, wherein an ongoing IP session of the mobile node goes via a packet data network gateway. For non-3GPP networks it is necessary to discover a security gateway and to then establish the corresponding tunnels to the ePDG to form the new data path; a security tunnel between the mobile node and the security gateway, and an IP tunnel between the packet data network gateway and the security gateway. In order to prepare the handover to possible non-3GPP accesses, the two tunnels are pre-established, however maintained deactivated until their use is actually needed. Accordingly, when handing over to the non-3GPP network, the IP session may be continued without any significant interruption by activating the already established tunnels.
    • 本发明涉及一种用于在移动节点切换到非3GPP网络时确保IP会话连续性的方法,其中移动节点的正在进行的IP会话经由分组数据网络网关进行。 对于非3GPP网络,有必要发现安全网关,然后建立到ePDG的相应隧道,以形成新的数据路径; 移动节点和安全网关之间的安全隧道,以及分组数据网络网关和安全网关之间的IP隧道。 为了准备到可能的非3GPP接入的切换,两个隧道是预先建立的,然而保持停用,直到实际需要使用它们为止。 因此,当切换到非3GPP网络时,可以通过激活已经建立的隧道来继续IP会话而没有任何明显的中断。