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    • 3. 发明授权
    • Network performance estimating apparatus and network performance estimating method, network configuration checking method, communication managing apparatus, and data communication method
    • 网络性能估计装置和网络性能估计方法,网络配置检查方法,通信管理装置和数据通信方法
    • US09325603B2
    • 2016-04-26
    • US14445258
    • 2014-07-29
    • Masato Nakamura
    • Masato Nakamura
    • H04L12/26H04L12/24H04L12/40H04L12/403H04L12/417H04L12/407
    • H04L43/50H04L12/40019H04L12/4035H04L12/407H04L12/417H04L41/0866H04L43/00Y04S40/162Y04S40/168
    • A network performance estimating apparatus includes a network-configuration depicting unit configured to generate, from a designed network, network configuration information indicating a connection relation of ports among communication apparatuses and store, as attribute information, apparatus identification information including input peculiar information for each communication apparatus name and apparatus type of the communication apparatuses, a communication-apparatus-attribute-information acquiring unit configured to acquire, communication performance of the communication apparatuses specified by the apparatus identification information from peculiar information in which apparatus model names and communication performance are stored in association with each other, a token-circulation-order determining unit configured to determine, from the network configuration information, token circulation order indicating order in a designed network, and a performance estimating unit configured to calculate communication performance of the designed network using the token circulation order and the communication performance of the communication apparatuses.
    • 网络性能估计装置包括网络配置描绘单元,被配置为从设计的网络生成指示通信装置之间的端口的连接关系的网络配置信息,作为属性信息存储包括用于每个通信的输入特有信息的装置识别信息 设备名称和设备类型,通信设备属性信息获取单元,被配置为从存储设备型号名称和通信性能的特殊信息中获取由设备识别信息指定的通信设备的通信性能 相关联的令牌循环顺序确定单元,被配置为从网络配置信息确定指示在设计网络中的顺序的令牌循环顺序,以及配置了性能估计单元 使用令牌循环顺序和通信装置的通信性能来计算设计网络的通信性能。
    • 4. 发明授权
    • Communication system, management apparatus, communication apparatus and computer program
    • 通信系统,管理装置,通信装置和计算机程序
    • US08687481B2
    • 2014-04-01
    • US12593079
    • 2007-04-04
    • Hiroshi SakuradaMasato Nakamura
    • Hiroshi SakuradaMasato Nakamura
    • H04J3/06
    • H04L12/422H04J3/0667H04J3/0673H04J3/14
    • In a ring type network, a master node sends a measurement packet to a slave node in the backward direction and the forward direction, receives the measurement packet which has been circulated among a plurality of slave nodes, stores a received time of the backward direction measurement packet and a sending time of the forward direction measurement packet according to time-keeping of an internal clock, sends a measurement result notifying packet showing a sending time and a received time of the measurement packet to the slave node; each slave node receives the backward direction measurement packet and the forward direction measurement packet, sends the received measurement packet to the next node, stores the received time of the backward direction measurement packet and the sending time of the forward direction measurement packet according to the time-keeping of the internal clock, receives a measurement result notifying packet, calculates a time correction value using the sending time and the received time of the measurement packet shown in the measurement result notifying packet and the sending time and the received time of the measurement packet stored, and corrects a time of the internal clock using the calculated time correction value.
    • 在环型网络中,主节点向后向和向前向从节点发送测量分组,接收多个从节点之间已经循环的测量分组,存储后向测量的接收时间 分组和根据内部时钟的时间保持的前向测量分组的发送时间,将表示测量分组的发送时间和接收时间的测量结果通知分组发送给从节点; 每个从节点接收反向测量分组和正向测量分组,将接收到的测量分组发送到下一个节点,根据时间存储反向测量分组的接收时间和正向测量分组的发送时间 记录内部时钟,接收测量结果通知包,使用测量结果通知包中显示的测量包的发送时间和接收时间以及测量包的发送时间和接收时间来计算时间校正值 使用计算出的时间校正值来存储和校正内部时钟的时间。
    • 7. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20120229745A1
    • 2012-09-13
    • US13371798
    • 2012-02-13
    • Kazuyuki HaradaHiroyuki KimuraJunichi KobayashiMasato Nakamura
    • Kazuyuki HaradaHiroyuki KimuraJunichi KobayashiMasato Nakamura
    • G02F1/1337
    • G02F1/133784G02F1/133707G02F1/134309G02F2001/134372
    • In one embodiment, a liquid crystal display device includes a first substrate and a second substrate. The first substrate includes a switching element, a first electrode, a second electrode electrically connected with the switching element and facing the first electrode. In the second electrode, a plurality of slits in a V shape is formed along a first direction. The first and second substrates include first and second alignment films, respectively. The slit in the V shape includes a central portion, a first end connected with one end of the first central portion, a second end connected with the other end of the first central portion, a second central portion, a third end connected with one end of the second central portion, and a fourth end connected with the other end of the second central portion. The first end and the third end are connected each other.
    • 在一个实施例中,液晶显示装置包括第一基板和第二基板。 第一基板包括开关元件,第一电极,与开关元件电连接并面向第一电极的第二电极。 在第二电极中,沿着第一方向形成有V形的多个狭缝。 第一和第二基板分别包括第一和第二取向膜。 V形的狭缝包括中心部分,与第一中心部分的一端连接的第一端,与第一中心部分的另一端连接的第二端,第二中心部分,与一端连接的第三端 并且与第二中心部分的另一端连接的第四端。 第一端和第三端彼此连接。
    • 9. 发明申请
    • COMMUNICATION MANAGEMENT APPARATUS, COMMUNICATION NODE, AND COMMUNICATION SYSTEM, AND DATA COMMUNICATION METHOD
    • 通信管理装置,通信节点和通信系统以及数据通信方法
    • US20110292837A1
    • 2011-12-01
    • US13142192
    • 2008-12-25
    • Masato NakamuraTatsumi YabusakiTomitsugu Sugimoto
    • Masato NakamuraTatsumi YabusakiTomitsugu Sugimoto
    • H04L12/44H04L12/28
    • H04L43/00H04L12/4035H04L12/417H04L12/42H04L12/433H04L41/08H04L41/0806Y04S40/162Y04S40/168
    • The communication management apparatus includes a network-presence-check processing unit that performs network presence check processing for generating network presence information, a token-circulation-order determining unit that determines token circulation order using the network presence information, a setup processing unit that notifies each of communication nodes in the network of token circulation destination information, a token-frame processing unit that, after transmission of a data frame by a data-frame-communication processing unit, transmits, based on the token circulation order, a token frame including information concerning a transmission right acquiring apparatus that acquires a transmission right next and determines whether the transmission right acquiring apparatus of the transmission right acquiring apparatus information of the received token frame is the own apparatus, and the data-frame-communication processing unit that performs transmission and reception processing for a data frame for acquiring the transmission right.
    • 通信管理装置包括:网络存在检查处理单元,其执行用于生成网络存在信息的网络存在检查处理;令牌循环顺序确定单元,其使用所述网络存在信息来确定令牌循环顺序;建立处理单元,其通知 令牌帧处理单元,在由数据帧通信处理单元发送数据帧之后,基于令牌循环顺序发送令牌帧,该令牌帧包括:令牌帧通信处理单元, 关于接下来获取发送权的发送权获取装置的信息,并且确定发送权获取装置的发送权获取装置的接收到的令牌帧的信息是否是自己的装置,并且执行传输的数据帧通信处理单元 和接待处理 g用于获取传输权的数据帧。
    • 10. 发明申请
    • COMMUNICATION MANAGEMENT APPARATUS, COMMUNICATION APPARATUS, AND COMMUNICATION METHOD
    • 通信管理装置,通信装置和通信方法
    • US20110255549A1
    • 2011-10-20
    • US13142239
    • 2008-12-25
    • Masato NakamuraHisafumi Koumoto
    • Masato NakamuraHisafumi Koumoto
    • H04L12/56
    • H04L12/433H04L12/403H04L12/417H04L49/25H04L49/351
    • A communication management apparatus includes a token-circulation-order-information storing unit that stores token circulation order, a token-frame processing unit that determines whether transmission right acquiring apparatus information of the token frame indicates the own apparatus and transmits a token frame in which first transmission right acquisition determination information indicating a sequence number of a communication apparatus that can acquire a transmission right in the token circulation order, second transmission right acquisition determination information indicating the number of frames that can be transmitted during one token frame circulation, and transmission right acquiring apparatus information indicating the next transmission destination of the token frame after the own apparatus acquired from the token circulation order are set, and a data-frame-communication processing unit that transmits and receives the data frame, thereby to reduce time required until a communication node that acquired the token frame transmits data.
    • 通信管理装置包括存储令牌循环顺序的令牌循环顺序信息存储单元,令牌帧处理单元,其确定令牌帧的发送权获取装置信息是否指示自己的装置,并发送令牌帧,其中, 指示可以获取令牌循环顺序中的发送权的通信装置的序列号的第一发送权获取确定信息,表示在一个令牌帧循环期间可以发送的帧数的第二发送权获取确定信息和发送权 设置从令牌循环顺序取得的本装置之后的令牌帧的下一发送目的地的装置信息,以及发送接收数据帧的数据帧通信处理部,从而减少通信所需的时间 获取令牌帧的通知节点发送数据。