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    • 1. 发明专利
    • Radio communication device
    • 无线电通信设备
    • JP2014011700A
    • 2014-01-20
    • JP2012148111
    • 2012-07-02
    • Mitsubishi Electric Corp三菱電機株式会社
    • KONDO HIROSHIOTSUKA IZUMIYAMAMURA AKINORITOKUNAGA YUICHI
    • H04B1/40H03J9/02H04Q9/00H04W72/04
    • PROBLEM TO BE SOLVED: To quickly restore communication by switching a transmission frequency if a communication fault occurs between a transmitting unit and a receiving unit due to interference.SOLUTION: A radio communication device can switch a communication frequency between a sensor 101 and a controller 203. In order to change the communication frequency if a communication fault occurs, a receiving unit 200 is able to receive frequencies of two channels, and a transmitting unit 100 and the receiving unit 200 have a frequency table 107 describing combinations of three kinds of different frequencies of a transmission main, transmission sub, and response. If the transmitting unit has detected interference, it transmits data to the receiving unit by switching from the main frequency to the sub frequency, and the receiving unit confirms that the data is sent at the sub frequency, looks for a combination describing that the frequency at which the data is sent from a frequency table 209 is the transmission main, and stands ready to receive at respective frequencies of the new combination after that.
    • 要解决的问题:如果由于干扰而在发送单元和接收单元之间发生通信故障,则通过切换发送频率来快速恢复通信。解决方案:无线电通信设备可以切换传感器101和控制器203之间的通信频率 为了在发生通信故障时改变通信频率,接收单元200能够接收两个信道的频率,并且发送单元100和接收单元200具有描述三种不同频率的组合的频率表107 的传输主,传输分和响应。 如果发送单元已经检测到干扰,则通过从主频率切换到子频率来向接收单元发送数据,并且接收单元确认数据是以子频率发送的,寻找一个组合来描述频率在 数据从频率表209发送的是发送主机,并且随后准备好接收新组合的各个频率。
    • 2. 发明专利
    • Synchronization system, time master device, time slave device, and synchronization method
    • 同步系统,时间主设备,时间设备和同步方法
    • JP2013048477A
    • 2013-03-07
    • JP2012238474
    • 2012-10-30
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOKUNAGA YUICHI
    • H04L7/00H04L12/423
    • PROBLEM TO BE SOLVED: To establish synchronization even in a logical ring network having all types of connection forms such as an asymmetrical double ring network.SOLUTION: In a synchronization system, a time master device (M) transmits measurement information used for measuring a communication time, and also measures a time from transmitting the measurement information to receiving the measurement information again after circulation through a network, and time slave devices (Sx) each measure a time from receiving the measurement information to receiving the measurement information again, and branch devices (Cx) each measure a time from receiving the measurement information to receiving the measurement information again for each branch destination, and the time slave devices (Sx) each calculate a delay time on the basis of the times measured by the respective devices, and also calculate as a synchronization time a time after the delay time from a time when having received timing information for synchronization time calculation from the time master device (M).
    • 要解决的问题:即使在具有所有类型的连接形式的逻辑环网中也建立同步,例如不对称双环网络。 解决方案:在同步系统中,时间主设备(M)发送用于测量通信时间的测量信息,并且还测量从通过网络传送之后再次将测量信息发送到接收测量信息的时间,以及 时间从设备(Sx)每次测量一次从接收测量信息到再次接收测量信息的时间,并且分支设备(Cx)每个测量一次从接收测量信息到接收测量信息的时间到每个分支目的地,并且 时间从设备(Sx)各自基于由各个设备测量的时间来计算延迟时间,并且还计算从接收到来自同步时间计算的定时信息的时间之后的延迟时间之后的时间的同步时间 时间主设备(M)。 版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Fault detection system and method for vehicle
    • 车辆故障检测系统及方法
    • JP2009072057A
    • 2009-04-02
    • JP2008214299
    • 2008-08-22
    • Mitsubishi Electric Corp三菱電機株式会社
    • FUKUDA SHIROHONDA RYUICHITOKUNAGA YUICHI
    • B60L3/00
    • Y02T90/16
    • PROBLEM TO BE SOLVED: To provide a vehicle fault detection system, which supports preventive maintenance for a failure of the vehicle.
      SOLUTION: An in-vehicle device 2 has a sensor 3 which detects state data for predicting a vehicle fault, a GPS antenna 9 which acquires positional information of the vehicle, and a wireless means which samples the state data and wirelessly transmits operation information including a pair of sampled state data and acquired vehicle positional information to a ground device 10. The ground device 10 has an information processing device 11 which wirelessly receives the operation information and detects the fault of the vehicle based on wirelessly received operation information.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种车辆故障检测系统,其支持车辆故障的预防性维护。 解决方案:车载设备2具有检测用于预测车辆故障的状态数据的传感器3,获取车辆的位置信息的GPS天线9以及对状态数据进行采样并无线地发送操作的无线装置 包括一对采样状态数据和获取的车辆位置信息的信息到地面装置10.地面装置10具有信息处理装置11,其基于无线接收的操作信息无线地接收操作信息并检测车辆的故障。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Radio communication apparatus and radio communication method
    • 无线电通信设备和无线电通信方法
    • JP2008160271A
    • 2008-07-10
    • JP2006344303
    • 2006-12-21
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOKUNAGA YUICHI
    • H04L12/28
    • PROBLEM TO BE SOLVED: To provide a radio communication apparatus and method capable of achieving efficient broadcast communications. SOLUTION: The radio communication apparatus comprises a transmission packet generating section 2, a received packet separating section 4, and a relay managing section 6. The transmission packet generating section 2 generates a packet containing its own ID, ID information registered at a neighbor list 5, and a broadcast information in the case of broadcast communications, and transmits the packet to other terminals. The received packet separating section 4 separates a transmitting party ID, a relay list, and the transmit information from a received packet. The relay managing section 6 synthesizes the separated transmitting party ID and the separated relay list, compares the synthesized ID information with ID information of the neighbor list 5 to extract the mutual common information. When the mutual common information is deleted from the ID information of the neighbor list 5 and the ID information is left, the relay managing section 6 generates a packet containing its own ID as a transmitting party ID, ID information excluding an transmitting party ID separated from the ID information registered at the neighbor list 5 as a relay list, and a separated broadcast information as a transmit information, and transmits the packet to other terminals via the transmission packet generating portion 2. COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供能够实现高效广播通信的无线通信装置和方法。 解决方案:无线电通信装置包括发送分组生成部分2,接收分组分离部分4和中继管理部分6.传输分组生成部分2生成包含其自己的ID,ID信息 邻居列表5和广播通信的广播信息,并将该分组发送到其他终端。 接收到的分组分离部分4从接收到的分组中分离发送方ID,中继列表和发送信息。 中继管理部分6合成分离的发送方ID和分离的中继列表,将合成的ID信息与邻居列表5的ID信息进行比较,以提取相互共同的信息。 当从邻居列表5的ID信息中删除相互共同信息并且剩余ID信息时,中继管理部分6生成包含其自己的ID作为发送方ID的分组,除了从 在邻居列表5中登记的ID信息作为中继列表,分离的广播信息作为发送信息,经由发送分组生成部分2将该分组发送到其他终端。(C)2008,JPO&INPIT
    • 5. 发明专利
    • Pantagraph state detection system
    • PANTAGRAPH状态检测系统
    • JP2014147271A
    • 2014-08-14
    • JP2013015882
    • 2013-01-30
    • Mitsubishi Electric Corp三菱電機株式会社Tokyo Metro Co Ltd東京地下鉄株式会社
    • FUKUDA SHIROTOKUNAGA YUICHIKURIHARA JUNKAMIMURA KAZUMASANAKAZATO YUICHI
    • B60L1/00
    • Y02T90/16
    • PROBLEM TO BE SOLVED: To provide a pantagraph state detection system which is capable of highly accurately detecting states of a pantagraphs.SOLUTION: A pantagraph state detection system comprises: sensor terminals 1 (1-1) installed on a movable part of each of plurality of pantagraphs of a train; driving panel terminals 3 (3, 3) installed on driving panels; and relay terminals 2 (2-2) which relay radio signals between the sensor terminals 1 and the driving panel terminals 3. The sensor terminals 1 detect whether the pantagraphs on which they are installed are in a raised state or not by using an acceleration sensor, and the driving panel terminals 3 collect state detection results of pantagraphs by the sensor terminals 1 and output them to notification devices to a driver.
    • 要解决的问题:提供能够高精度地检测多个状态的多段状态检测系统。解决方案:一种状态检测系统,包括:传感器端子1(1-1),其安装在多个状态的可移动部分上 一列火车; 驱动面板端子3(3,3)安装在驾驶面板上; 以及在传感器端子1和驱动面板端子3之间中继无线电信号的继电器端子2(2-2)。传感器端子1通过使用加速度传感器来检测其安装在其上的状态是否处于升高状态 ,并且驱动面板端子3收集传感器端子1的多个状态检测结果,并将其输出到通知装置。
    • 6. 发明专利
    • Pantagraph state detection system
    • PANTAGRAPH状态检测系统
    • JP2014147268A
    • 2014-08-14
    • JP2013015831
    • 2013-01-30
    • Mitsubishi Electric Corp三菱電機株式会社
    • FUKUDA SHIROTOKUNAGA YUICHI
    • B60L3/00B60L5/18
    • Y02T90/16
    • PROBLEM TO BE SOLVED: To provide a pantagraph state detection system which can achieve power saving of battery-driven devices among devices constituting the system.SOLUTION: A pantagraph state detection system comprises: sensor terminals 1 (1-1) which are installed on a movable part of each of plurality of pantagraphs of a train and detect states of pantagraphs on which they are installed in a predetermined timing; driving panel terminals 3 (3, 3) which are installed on driving panels and acquire and notify to a driver state detection results of the pantagraphs by the sensor terminals 1; and relay terminals 2 (2-2) which relay radio signals between the sensor terminals 1 and the driving panel terminals 3. The sensor terminals 1 and the relay terminals 2 stop transmitting and receiving operations of signals when it is not necessary for them to communicate with their adjacent terminals, which can directly communicate with each other and each of which is either a sensor terminal 1, a relay terminal 2 or a driving panel terminal 3.
    • 要解决的问题:提供一种能够在构成系统的装置中实现电池驱动装置的省电的三段状态检测系统。解决方案:一种状态检测系统,包括:传感器端子1(1-1),其安装在 列车的多个部分中的每一个的可移动部分,并且在预定的时间内检测它们被安装在其上的状态; 驱动面板端子3(3,3),其安装在驱动面板上,并通过传感器端子1获取并通知驾驶员状态检测结果; 以及在传感器端子1和驱动面板端子3之间中继无线电信号的继电器端子2(2-2)。当不需要它们进行通信时,传感器端子1和继电器端子2停止信号的发送和接收操作 与其相邻的端子可以彼此直接连通,并且每个端子是传感器端子1,中继端子2或驱动面板端子3。
    • 7. 发明专利
    • Radio communication device and radio communication method
    • 无线电通信设备和无线电通信方法
    • JP2013236292A
    • 2013-11-21
    • JP2012108143
    • 2012-05-10
    • Mitsubishi Electric Corp三菱電機株式会社
    • YAMAMURA AKINORIOTSUKA IZUMIKONDO HIROSHITOKUNAGA YUICHI
    • H04W4/04G08B21/02H04W76/04H04W84/10
    • PROBLEM TO BE SOLVED: To continue communication by switching a communication route on the occurrence of a communication failure between a sensor and a controller.SOLUTION: A transmitter 100 having a sensor 101 disposed at it includes: failure cause discrimination means 107 for discriminating the cause of a communication failure between the sensor and a controller 203; and route change command means 109 for commanding the change of a data communication route on the basis of the discrimination result of the discrimination means 107 and a routing table 108 having a registered communication route to avoid the communication failure. A receiver 200 having the controller disposed at it includes: failure cause discrimination means 208 for discriminating the cause of a communication failure between the sensor and the controller; and route change command means 210 for commanding the change of the data communication route on the basis of the discrimination result of the discrimination means 208 and a routing table 209 having a registered communication route to avoid the communication failure.
    • 要解决的问题:通过在传感器和控制器之间的通信故障发生时切换通信路由来继续通信。解决方案:具有设置在其上的传感器101的发射机100包括:故障原因鉴别装置107,用于区分原因 传感器和控制器203之间的通信故障; 以及用于根据鉴别装置107的鉴别结果命令数据通信路由改变的路由改变命令装置109和具有注册通信路由的路由表108,以避免通信失败。 具有设置在其中的控制器的接收机200包括:故障原因鉴别装置208,用于识别传感器和控制器之间的通信故障的原因; 以及路由改变命令装置210,用于根据鉴别装置208的鉴别结果和具有注册通信路由的路由表209来指示数据通信路由的改变,以避免通信失败。
    • 8. 发明专利
    • Data processor and program
    • 数据处理器和程序
    • JP2012120369A
    • 2012-06-21
    • JP2010269293
    • 2010-12-02
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOKUNAGA YUICHI
    • B60L3/12
    • PROBLEM TO BE SOLVED: To reduce time required for determining whether trigger conditions are satisfied or not, in a data collecting device for collecting data from a data collection destination when the trigger conditions are satisfied.SOLUTION: When generating two or more state machines in relation to two or more trigger conditions, a state machine synthesizing unit 102 sets pointers for connecting states included in the two or more state machines with one another, associates a corresponding trigger condition or conditions deriving from the trigger conditions with each of the pointers, and deletes a pointer representing transition that does not occur actually on the basis of conditions associated with each pointer so as to integrate the two or more state machines. A state transition/measurement collection instruction unit 105 can determine whether two or more trigger conditions are satisfied or not in one integrated state machine, and can promptly determine whether trigger conditions are satisfied or not even when there are a number of trigger conditions.
    • 要解决的问题:为了减少确定触发条件是否满足所需的时间,在用于在满足触发条件时从数据收集目的地收集数据的数据收集装置中。 解决方案:当相对于两个或多个触发条件生成两个或更多个状态机时,状态机合成单元102设置用于将包括在两个或多个状态机中的状态相互连接的指针相关联,相应的触发条件或 从每个指针的触发条件导出的条件,并且删除一个表示根据与每个指针相关联的条件不实际发生的转换的指针,以便集成两个或多个状态机。 状态转移/测量收集指示单元105可以在一个综合状态机中确定是否满足两个或多个触发条件,并且即使当存在多个触发条件时,也可以及时确定是否满足触发条件。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Information processing apparatus
    • 信息处理装置
    • JP2011254674A
    • 2011-12-15
    • JP2010128590
    • 2010-06-04
    • Mitsubishi Electric Corp三菱電機株式会社
    • ONO KAZUHIROTOKUNAGA YUICHIFUKUDA SHIRO
    • B60L3/00H02M7/48
    • PROBLEM TO BE SOLVED: To provide an information processing apparatus for monitoring the state of a capacitor during running of a railway vehicle.SOLUTION: A transmission monitoring section 4 collects operation control information showing the current running state of a railway vehicle and the temperature of a capacitor 2 measured by a temperature sensor 1, and outputs the operation control information and the temperature to a state classifying section 5. The state classifying section 5 determines whether the current running state of the railway vehicle and the capacitor temperature shows a state to accumulate a voltage value of the capacitor 2. If the determination is affirmative, the voltage value of the capacitor 2 is read from the voltage sensor 3. Then, a storage processing section 7 causes an apparatus history accumulating section 8 to store the data in a predetermined period by classifying the read voltage values of the capacitor 2 for each railway vehicle speed. A visualizing section 9 displays the accumulated voltages values of the capacitor 2 in a graph for each segments of the railway vehicle speed so as to visually determine the transition of the voltage values of the capacitor 2.
    • 要解决的问题:提供一种用于在铁路车辆行驶期间监测电容器的状态的信息处理装置。 解决方案:变速器监控部4收集表示铁路车辆的当前行驶状态的运转控制信息以及由温度传感器1测定的电容器2的温度,并将运转控制信息和温度输出到状态分类 状态分类部分5确定铁路车辆的当前运行状态和电容器温度是否表示累积电容器2的电压值的状态。如果确定是肯定的,则读取电容器2的电压值 然后,存储处理部分7使设备历史存储部分8通过对每个铁路车辆速度对电容器2的读取电压值进行分类来在预定周期内存储数据。 可视化部分9以铁路车辆速度的每个段的曲线图形式显示电容器2的累积电压值,以便可视地确定电容器2的电压值的转变。(C)2012年, JPO&INPIT
    • 10. 发明专利
    • System and method for detecting abnormal conditions of vehicle
    • 用于检测车辆异常条件的系统和方法
    • JP2011120385A
    • 2011-06-16
    • JP2009275857
    • 2009-12-03
    • Mitsubishi Electric Corp三菱電機株式会社
    • FUKUDA SHIROHONDA RYUICHITOKUNAGA YUICHI
    • B60L3/00
    • PROBLEM TO BE SOLVED: To continue monitoring of a vehicle during driving and also extend a using period of a battery, while an increase of battery capacity is limited. SOLUTION: An onboard device 2 includes sensors 3-1 and 3-2 detecting at least one type of state data in a temperate and vibration of under floor equipment of the vehicle under operation, a vehicle information managing device 18 obtaining and managing position information of the vehicle, a sensor module 4-1 sampling state data at an instructed sampling period, an onboard processing unit 5 changing the sampling period to be instructed to the sensor module based on important base information informed from a ground device and vehicle position information obtained by the vehicle information managing device 18, and transmitting moving state information where sampling data and vehicle position information are made into a pair to the ground device, and a relay module 4-2 relaying data transmitted from the sensor module and the sampling period change instruction. The ground device 1 detects abnormal conditions of the vehicle based on moving state information transmitted from the onboard processing unit. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:在驾驶期间继续监视车辆并且还延长电池的使用周期,同时电池容量的增加是有限的。 解决方案:车载设备2包括传感器3-1和3-2,检测正在运行的车辆的地板下设备的温和和振动中的至少一种状态数据,车辆信息管理设备18获取和管理 车辆的位置信息,传感器模块4-1以指示的采样周期采样状态数据;车载处理单元5,基于从地面设备通知的重要的基本信息和车辆位置,将要指示的采样周期改变为传感器模块 由车辆信息管理装置18获得的信息,并且将采样数据和车辆位置信息作为一对的运动状态信息发送到地面装置;以及继电器模块4-2,中继从传感器模块发送的数据和采样周期 改变指令。 接地装置1基于从车载处理单元发送的移动状态信息来检测车辆的异常状况。 版权所有(C)2011,JPO&INPIT