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    • 6. 发明授权
    • Network monitoring device, bus system monitoring device, method and program
    • 网络监控设备,总线系统监控设备,方法和程序
    • US08352594B2
    • 2013-01-08
    • US12989808
    • 2009-06-12
    • Tomoki IshiiTakao YamaguchiAtsushi Yoshida
    • Tomoki IshiiTakao YamaguchiAtsushi Yoshida
    • G06F15/173
    • H04N7/185H04L43/02H04L43/0817H04L43/0864H04L43/0888H04L43/103H04L43/12H04N7/181
    • A network monitoring device which monitors a network in which data is transmitted through relays, includes a monitoring frequency recording unit (111) which records monitoring frequencies for monitoring transmission statuses of the relays, a selection probability generating unit (112) which generates selection probability information which is probability values for the relays, a monitoring object determining unit (113) which determines, according to the monitoring frequency and the selection probability information, a relay the transmission status of which is to be monitored, a transmission status obtaining unit (106) which obtains transmission status information indicating a transmission status on the relay determined, a transmission status recording unit (107) which records the transmission status information, an activation level calculating unit (109) which calculates, using the transmission status information, activation level indicating suitability of the monitoring on the transmission statuses of the relays, and a monitoring frequency updating unit (110) which updates, based on the activation level, the monitoring frequency, and the network monitoring device detects the change in throughput on a data transmission path highly responsively.
    • 一种监视通过中继发送数据的网络的网络监视装置,包括:监视频率记录单元,其记录用于监视所述中继的发送状态的监视频率;生成选择概率信息的选择概率生成单元, 一个监视对象确定单元,根据监视频率和选择概率信息,确定其发送状态将要被监视的中继;发送状态获取单元, 获取表示所确定的中继的发送状态的发送状态信息,记录了发送状态信息的发送状态记录部(107),使用发送状态信息计算表示适合性的激活电平的激活电平计算部(109) 的监测 继电器的状态,监视频率更新单元(110)基于激活水平更新监视频率,并且网络监视设备高度响应地检测数据传输路径上的吞吐量变化。
    • 8. 发明授权
    • Path control device, path control method, and path control program
    • 路径控制装置,路径控制方法和路径控制程序
    • US08102761B2
    • 2012-01-24
    • US12920168
    • 2009-11-24
    • Takao YamaguchiAtsushi YoshidaTomoki Ishii
    • Takao YamaguchiAtsushi YoshidaTomoki Ishii
    • G06F11/00
    • H04L45/22H04L41/147H04L45/02H04L45/28H04W24/04
    • A path control device included in a terminal device (300), which includes a path information generating unit (302) which generates path information indicating paths from a terminal (300) to a terminal (400), a path malfunction predicting unit (303) which predicts a malfunction on each of the relays, using the number of flows as a malfunction occurrence likelihood value, at least one of the relays that is a candidate for monitoring is determined for each path, and a bypass path selecting unit (304) which selects, when the malfunction is predicted on the at least one relay, a path that should be used for transmitting the data from the terminal (300) to the terminal (400), from the paths except the path including the relay on which the malfunction is predicted.
    • 包括在终端装置(300)中的路径控制装置,其包括生成表示从终端(300)到终端(400)的路径的路径信息的路径信息生成部(302),路径故障预测部(303) 其中,使用所述多个流作为故障发生似然值来预测每个所述继电器的故障,为每个路径确定作为用于监视的候选的所述继电器中的至少一个;以及旁路路径选择单元, 当在所述至少一个继电器上预测到故障时,选择应当用于从所述终端(300)向所述终端(400)发送所述数据的路径,所述路径除了包括所述故障的所述继电器的路径 被预测。
    • 9. 发明申请
    • PATH CONTROL DEVICE, PATH CONTROL METHOD, AND PATH CONTROL PROGRAM
    • 路径控制装置,路径控制方法和路径控制程序
    • US20110032818A1
    • 2011-02-10
    • US12920168
    • 2009-11-24
    • Takao YamaguchiAtsushi YoshidaTomoki Ishii
    • Takao YamaguchiAtsushi YoshidaTomoki Ishii
    • G06F11/00
    • H04L45/22H04L41/147H04L45/02H04L45/28H04W24/04
    • A path control device included in a terminal device (300), which includes a path information generating unit (302) which generates path information indicating paths from a terminal (300) to a terminal (400), a path malfunction predicting unit (303) which predicts a malfunction on each of the relays, using the number of flows as a malfunction occurrence likelihood value, at least one of the relays that is a candidate for monitoring is determined for each path, and a bypass path selecting unit (304) which selects, when the malfunction is predicted on the at least one relay, a path that should be used for transmitting the data from the terminal (300) to the terminal (400), from the paths except the path including the relay on which the malfunction is predicted.
    • 包括在终端装置(300)中的路径控制装置,其包括生成表示从终端(300)到终端(400)的路径的路径信息的路径信息生成部(302),路径故障预测部(303) 其中,使用所述多个流作为故障发生似然值来预测每个所述继电器的故障,为每个路径确定作为用于监视的候选的所述继电器中的至少一个;以及旁路路径选择单元, 当在所述至少一个继电器上预测到故障时,选择应当用于从所述终端(300)向所述终端(400)发送所述数据的路径,所述路径除了包括所述故障的所述继电器的路径 被预测。
    • 10. 发明授权
    • Communication device, communication method, and program for determining a transmission rate
    • 通信设备,通信方法和用于确定传输速率的程序
    • US07836200B2
    • 2010-11-16
    • US12598260
    • 2008-12-24
    • Tomoki IshiiTakao YamaguchiAtsushi Yoshida
    • Tomoki IshiiTakao YamaguchiAtsushi Yoshida
    • G06F15/173G06F15/16
    • H04W88/04H04L47/10H04L47/25H04L47/283H04N7/18H04W8/005H04W28/22H04W36/00H04W48/16
    • A transmission device includes: a relay device information obtaining unit (101) which obtains self-device transmission status information that is information indicating a transmission status of a communication device; a neighboring communication device determining unit (102) which determines, from other communication devices connected to the network, neighboring communication devices; a neighboring communication device information obtaining unit (103) which obtains another-device transmission status information from each of the neighboring communication devices; a transmission rate control information correcting unit (104) which generates corrected transmission status information based on an amount of statistics calculated from the self-device transmission status information and the another-device transmission status information; a transmission rate determining unit (105) which determines a transmission rate of data, based on the corrected transmission status information; and a data transmission unit (106) which transmits the data according to the determined transmission rate.
    • 发送装置包括:中继装置信息取得部,其取得表示通信装置的发送状态的信息的自身发送状态信息; 相邻通信设备确定单元(102),其从连接到所述网络的其他通信设备确定相邻通信设备; 相邻通信设备信息获取单元,其从每个相邻通信设备获得另一设备传输状态信息; 传输速率控制信息校正单元,其根据从所述自身设备传输状态信息和所述另一设备传输状态信息计算出的统计量生成校正的传输状态信息; 传输速率确定单元,其基于所述校正的传输状态信息来确定数据的传输速率; 以及根据确定的传输速率发送数据的数据传输单元(106)。