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    • 2. 发明专利
    • In-vehicle system
    • 车内系统
    • JP2014113952A
    • 2014-06-26
    • JP2012270499
    • 2012-12-11
    • Toyota Motor Corpトヨタ自動車株式会社
    • ANDO HIROYANAKAGAWA NOBUYUKIOCHIAI YUTA
    • B60R16/023B60R16/02H04L12/28H04L12/707H04W8/24
    • PROBLEM TO BE SOLVED: To provide an in-vehicle system which secures a communication path for stable update if an update source device updates software of an update device through a plurality of networks.SOLUTION: An in-vehicle system 500 which is connected to a plurality of networks 1 to 4 connected with an electronic control device 14 through a relay device 12 comprises structure reproduction means 42 for reproducing a network structure on the basis of the electronic control device list linked to the relay device, and communication path determination means 43 for determining a communication path capable of transmitting software from the first electronic control device to the second electronic control device on the basis of communication path determination information and the network structure to transmit software of an update device through the communication path.
    • 要解决的问题:提供一种车载系统,其如果更新源设备通过多个网络更新更新设备的软件,则确保用于稳定更新的通信路径。解决方案:车载系统500,其连接到 通过中继装置12与电子控制装置14连接的多个网络1〜4包括:结构再现装置42,用于基于与中继装置链接的电子控制装置列表再现网络结构;以及通信路径确定装置43, 基于通信路径确定信息和通过通信路径发送更新装置的软件的网络结构,确定能够将软件从第一电子控制装置发送到第二电子控制装置的通信路径。
    • 4. 发明专利
    • Charger for vehicle, and charging line communication system
    • 车辆充电和充电线路通信系统
    • JP2013048518A
    • 2013-03-07
    • JP2011185972
    • 2011-08-29
    • Toyota Motor Corpトヨタ自動車株式会社
    • OCHIAI YUTANAKAGAWA NOBUYUKIANDO HIROYAENDO TOMOHIKOMIYABE TAKAMORINAGAO HIROSHIIWATA TAKAHITOINOUE NAOKI
    • H02J7/00B60L3/00B60L11/18H01M10/44H01M10/46
    • Y02T10/7011Y02T10/7016Y02T90/16
    • PROBLEM TO BE SOLVED: To reliably perform backup when an abnormality occurs in a charge control using a charging line communication.SOLUTION: There is provided a charger for a vehicle. The charger for a vehicle comprises: connected means to which a connector coupled with a charge cable for charging by an external power source is connected, and which includes a charging contact unit and a control signal contact unit; and control means which performs a charge control of an on-vehicle power storage device by a communication when the communication through the charging contact unit and the charge cable with a vehicle exterior facility is possible. While the charge control of the on-vehicle power storage device is performed by the charging contact unit, the control means stores charging control information based on a control signal exchanged through the control signal contact unit. When an abnormality occurs in the charge of the on-vehicle power storage device by the charging contact unit, the charge control is switched to the charge control based on the control signal exchanged through the control signal contact unit.
    • 要解决的问题:在使用充电线通信的充电控制中发生异常时可靠地执行备份。

      解决方案:为车辆提供充电器。 用于车辆的充电器包括:连接的装置,连接有与外部电源充电的充电电缆连接的连接器,并且包括充电接触单元和控制信号接触单元; 以及控制装置,当通过充电接触单元和具有车辆外部设备的充电电缆的通信是可能的时,通过通信来执行车载蓄电装置的充电控制。 在由充电接触单元执行车载蓄电装置的充电控制的同时,控制装置根据通过控制信号接触单元交换的控制信号来存储充电控制信息。 当通过充电接触单元在车载蓄电装置的充电中发生异常时,基于通过控制信号接触单元交换的控制信号将充电控制切换到充电控制。 版权所有(C)2013,JPO&INPIT

    • 5. 发明专利
    • Data relay device and method
    • 数据继电器和方法
    • JP2011109209A
    • 2011-06-02
    • JP2009259572
    • 2009-11-13
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAGAWA NOBUYUKIITO HIROYOSHIHIRABAYASHI KOJI
    • H04L12/66H04L12/28H04L12/46H04L12/70H04L12/801H04L12/911
    • PROBLEM TO BE SOLVED: To provide a data relay device that prevents communication traffic of a receiving side so that a normal communication state is not falsely determined abnormal in the receiving side. SOLUTION: The data delay device stops relaying the contents of data transmitted to the communication bus 1 by transmission equipment 11 connected with a communication bus 1 to a communication bus 2 different from the communication bus 1 when a predetermined condition is established. The data relay device includes: a transmitting means 35 for transmitting to the communication bus 2 the information that enables receiving equipment 12 that is connected with the communication bus 2 to recognize the reason why the contents of data transmitted by the transmission equipment 11 are not relayed according to the occurrence of a predetermined event. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种数据中继装置,其防止接收侧的通信流量使得正常通信状态在接收侧不被错误地确定为异常。 解决方案:当建立预定条件时,数据延迟装置停止将与通信总线1连接的传输设备11发送到通信总线1的数据的内容中继到与通信总线1不同的通信总线2。 数据中继装置包括:发送装置35,用于向通信总线2发送使能与通信总线2连接的接收设备12的信息,以识别由传输设备11发送的数据的内容不被中继的原因 根据预定事件的发生。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Power supply control device
    • 电源控制装置
    • JP2009165290A
    • 2009-07-23
    • JP2008001589
    • 2008-01-08
    • Furukawa Electric Co Ltd:TheSumitomo Electric Ind LtdToyota Motor CorpYazaki Corpトヨタ自動車株式会社住友電気工業株式会社古河電気工業株式会社矢崎総業株式会社
    • NAKAGAWA NOBUYUKIKAWAGUCHI TOMOHIRONAGAHAMA TAKAHIRONOMOTO SHINICHI
    • H02J1/00B60R16/02B60R16/033G05F1/00H02J7/14
    • Y02T10/92
    • PROBLEM TO BE SOLVED: To provide a power supply control device that efficiently supplies power, in a system for supplying power to a high voltage load and a low voltage load. SOLUTION: A step-down means lowers the power that is supplied from a generator to a first voltage and supplies it to a low voltage load. A step-up/down means raises or lowers the power that is supplied from the generator to a second voltage and supplies it to a high voltage load. A first switching means causes either a power supply line for directly supplying a power that is supplied from the generator to the low voltage load or a power supply line for supplying the power that is supplied from the generator through the step-down means to the low voltage load to be selectively conductive. A second switching means causes either a power supply line for directly supplying the power that is supplied from the generator to the high voltage load or a power supply line for supplying the power that is supplied from the generator through the step-down/up means to the high voltage load to be selectively conductive. A control means controls operations of the step-down means, step-up/down means, first switching means, and second switching means. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:为了提供一种在向高压负载和低电压负载供电的系统中有效地供电的电源控制装置。 解决方案:降压装置降低从发电机提供的功率到第一电压,并将其提供给低电压负载。 升压/降压装置将从发电机提供的功率提高或降低到第二电压并将其提供给高电压负载。 第一开关装置使电源线直接供给从发电机提供的电力到低压负载,或者用于将从发电机通过降压装置提供的电力供给到低电压负载的电源线 电压负载选择性导电。 第二开关装置使得电源线直接供给从发电机提供的电力到高压负载,或者用于将通过降压/上升装置从发电机提供的电力供给到电源线的电源线 高压负载要选择性导电。 控制装置控制降压装置,升压/降压装置,第一开关装置和第二开关装置的操作。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Communication system, monitoring communication node, and monitoring method
    • 通信系统,监控通信节点和监控方法
    • JP2014187545A
    • 2014-10-02
    • JP2013061006
    • 2013-03-22
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAGAWA NOBUYUKINAGAO HIROSHIIMADA MASASHIGE
    • H04L12/28
    • PROBLEM TO BE SOLVED: To improve decision accuracy of a connection state of a communication node to a network.SOLUTION: A communication system includes a monitoring node and a communication node. In the communication system, the monitoring node includes: a monitoring table in which a communication node is associated with state information; a request frame generator for making the communication node wake up and generating a request frame to make the communication node which has been made to wake up transmit a response frame including the state information; a response frame analyzer for analyzing the response frame from a communication node which has transmitted the request frame to update the monitoring table; a monitoring unit for monitoring the communication node on the basis of the monitoring table; and a communication unit for transmitting the request frame and receiving the response frame. The communication node includes: a state control unit for executing wake-up control on the basis of the request frame from the monitor communication node; a response frame generator for generating a response frame including the state information of the self-communication node; and a communication unit for receiving the request frame and transmitting the response frame.
    • 要解决的问题:提高通信节点到网络的连接状态的决策精度。解决方案:通信系统包括监控节点和通信节点。 在通信系统中,监视节点包括:监视表,其中通信节点与状态信息相关联; 用于使通信节点唤醒并产生请求帧以使已经进行唤醒的通信节点发送包括状态信息的响应帧的请求帧发生器; 响应帧分析器,用于分析来自发送了请求帧以更新监视表的通信节点的响应帧; 监视单元,用于基于监视表监视通信节点; 以及通信单元,用于发送所述请求帧并接收所述响应帧。 通信节点包括:状态控制单元,用于根据来自监视通信节点的请求帧执行唤醒控制; 响应帧发生器,用于产生包括所述自通信节点的状态信息的响应帧; 以及通信单元,用于接收请求帧并发送响应帧。
    • 10. 发明专利
    • Relay device
    • 继电器
    • JP2014072673A
    • 2014-04-21
    • JP2012216829
    • 2012-09-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAGAWA NOBUYUKIHAYASHIZAKI KENGONAGAO HIROSHIAKASHI MASANORI
    • H04L12/28H04L12/46
    • PROBLEM TO BE SOLVED: To provide a repeating device capable of relaying data for an ECU connected to a network to an external apparatus without the need for watching a load.SOLUTION: Provided is a relay device 100 for relaying data from an intra-vehicle node 12 to the outside of the vehicle via a connecting terminal. The relay device 100 comprises: reception storage means 32 for storing data received from the node; transmission storage means 31 for storing the data to be transmitted to the connecting terminal; data relay means 37 for relaying data from the reception storage means to the transmission storage means; a priority table 30 having information on data priority registered therein; overwrite detection means 34 for detecting that the data of the reception storage means is overwritten with the data transmitted from the node; and data thinning-out means 35 for thinning out the data to be relayed by the data relay means when the overwrite detection means has detected an overwrite and also increasing the data to be thinned-out in order beginning with the data having low priority each time the overwrite detection means detects an overwrite.
    • 要解决的问题:提供一种能够将连接到网络的ECU的数据中继到外部设备的重复设备,而不需要观看负载。解决方案:提供一种用于中继来自车内节点的数据的中继设备100 12经由连接端子到车辆的外部。 中继设备100包括:接收存储装置32,用于存储从节点接收的数据; 发送存储装置31,用于存储要发送到连接终端的数据; 用于将数据从接收存储装置中继到传输存储装置的数据中继装置37; 具有登记在其中的数据优先级信息的优先级表30; 覆盖检测装置34,用于检测接收存储装置的数据被从节点发送的数据重写; 以及数据稀疏装置35,用于在重写检测装置检测到覆盖时,稀疏由数据中继装置中继的数据,并且每次都从低优先级的数据开始依次增加要稀疏的数据 重写检测装置检测重写。