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    • 1. 发明专利
    • Vehicle controller
    • 车辆控制器
    • JP2006051922A
    • 2006-02-23
    • JP2005021656
    • 2005-01-28
    • Hitachi Ltd株式会社日立製作所
    • YOSHIMURA KENTAROSAKURAI KOHEIKANEKAWA NOBUYASUMORITA YUICHIROTAKAHASHI YOSHIAKIKUROSAWA KENICHIMINOWA TOSHIMICHIHOSHINO MASATOSHINAKATSUKA YASUHIROSHIMAMURA KOTAROTSUNETOMI KUNIHIKOSASAKI SHOJI
    • B60R16/02B60R16/023B60W10/00B60W10/04B60W10/06B60W10/10B60W10/20B60W30/00B60W50/02
    • Y02T10/6286
    • PROBLEM TO BE SOLVED: To provide a vehicle controller securing high reliability, a real-time property and extensibility at low cost with a simple configuration of the electronic controller by backing up an error by the whole system without increasing redundancy of an individual controller more than necessary. SOLUTION: In this vehicle controller, a sensor controller 2 taking in a sensor signal showing a control input of a driver or a state quantity of a vehicle, an instruction controller 1 generating a control target value on the basis of the sensor signal, and an actuator controller 3 operating an actuator are connected by a network. The actuator controller has a control target value generation means generating a control target value on the basis of a sensor value of the sensor controller on the network received by the actuator controller when abnormality occurs in the control target value generated by the instruction controller, and controls the actuator by the control target value generated by the control target value generation means. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一种以低成本实现高可靠性,实时性和可扩展性的车辆控制器,通过简单地配置电子控制器,通过整个系统备份错误,而不增加个人的冗余 控制器超过必要。 解决方案:在该车辆控制器中,传感器控制器2接收表示驾驶员的控制输入或车辆的状态量的传感器信号,指令控制器1基于传感器信号产生控制目标值 并且通过网络连接操作致动器的致动器控制器3。 执行器控制器具有控制目标值产生装置,当由指令控制器产生的控制目标值发生异常时,基于由致动器控制器接收到的网络上的传感器控制器的传感器值产生控制目标值,并且控制 该致动器由控制目标值产生装置产生的控制目标值。 版权所有(C)2006,JPO&NCIPI
    • 2. 发明专利
    • Real-time control system
    • 实时控制系统
    • JP2005044231A
    • 2005-02-17
    • JP2003279323
    • 2003-07-24
    • Hitachi Ltd株式会社日立製作所
    • SHIMAMURA KOTAROTSUNETOMI KUNIHIKOIMURA SHINYAYOKOYAMA TAKANORI
    • G06F12/08
    • PROBLEM TO BE SOLVED: To provide a real time control system to prevent a cache mistake, and to effectively use a cache memory.
      SOLUTION: Only when an operation mode is 0, the update of a control mode and the exchange of cache is executed, and when it is necessary to execute cache exchange processing, the update of the operation mode is executed after the end of the cache exchange processing. Also, only when the operation mode is 0, the update of the control mode is executed, and when the operation mode is 1, the value of the next control mode is used to decide the necessary/unnecessary of the cache exchange processing. Also, when it is necessary to execute the cache exchange processing, the update of the operation mode is executed after the end of the cache exchange processing. Thus, it is possible to guarantee the end of the cache exchange processing before control processing corresponding to the updated control mode is executed.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种实时控制系统来防止高速缓存错误,并有效地使用高速缓冲存储器。 解决方案:仅当操作模式为0时,执行控制模式的更新和高速缓存的交换,并且当需要执行高速缓存交换处理时,在操作模式的结束之后执行操作模式的更新 缓存交换处理。 此外,仅当操作模式为0时,执行控制模式的更新,并且当操作模式为1时,使用下一个控制模式的值来确定高速缓存交换处理的必要/不必要。 另外,当需要执行高速缓存交换处理时,在高速缓存交换处理结束之后执行操作模式的更新。 因此,可以在执行与更新的控制模式相对应的控制处理之前保证高速缓存交换处理的结束。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Electronic control apparatus
    • 电子控制装置
    • JP2005142670A
    • 2005-06-02
    • JP2003374737
    • 2003-11-04
    • Hitachi Ltd株式会社日立製作所
    • MORITA YUICHIROSHIMAMURA KOTAROTSUNETOMI KUNIHIKOIMURA SHINYASASAKI SHOJIYOKOYAMA TAKANORI
    • G06F3/05G05B19/042H02M7/48H03M1/12
    • G05B19/0423
    • PROBLEM TO BE SOLVED: To provide an electronic control apparatus with a simple configuration which is capable of surely performing input processing and output processing at a proper timing and efficiently attaining the shortening of a control cycle, and a response time from the input processing to the output processing, the reduction of processing load of an operating means and the improvement of control accuracy etc. SOLUTION: The apparatus is configured so as to be provided with an input means 4 for taking signal from the outside to perform input processing such as A/D conversion; an operating means 2 for executing operation processing according to a predetermined program in response to a processing result of the input means 4; an output means 6 for performing output processing of the signals for the outside on the basis of the operation result of the operating means 2; and a timer means 5 for outputting at least two among an input processing start signal for allowing the input means 4 to start the input processing, an output processing signal for allowing the output means to start the output processing, and an operation processing start signal for allowing the operating means to start the operating processing. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种具有简单配置的电子控制装置,其能够在适当的定时可靠地执行输入处理和输出处理,并且有效地实现控制周期的缩短和从输入的响应时间 对输出处理的处理,操作装置的处理负荷的降低和控制精度等的提高。解决方案:该装置被配置为设置有用于从外部进行信号的输入装置4执行 输入处理如A / D转换; 操作装置2,用于响应于输入装置4的处理结果执行根据预定程序的操作处理; 输出装置6,用于根据操作装置2的操作结果进行外部信号的输出处理; 以及用于输出用于允许输入装置4开始输入处理的输入处理开始信号中的至少两个,允许输出装置开始输出处理的输出处理信号的定时装置5和用于 允许操作装置开始操作处理。 版权所有(C)2005,JPO&NCIPI
    • 5. 发明专利
    • MULTIPROCESSOR SYSTEM
    • JP2000235553A
    • 2000-08-29
    • JP3816999
    • 1999-02-17
    • HITACHI LTD
    • SAITO MASAHIKOKAMIWAKI TADASHITSUNETOMI KUNIHIKOKUROSAWA KENICHI
    • G06F15/16G06F15/167
    • PROBLEM TO BE SOLVED: To realize a multi-task programming environment capable of mutually requesting a processing between processors in a multiprocessor system provided with plural processors having no inter-processor exclusive control function and a shared memory. SOLUTION: At the time of outputting a processing request to the other processor, an inter-processor communication means 105 in the request source processor exclusively secures a transmission buffer 111 from a transmission buffer pool 109 and writes transmission data in the buffer 111 and an inter- processor interruption function 107 transmits the processing request to the other processor for receiving the processing request. At the time of receiving the processing request from the other processor, the processor receiving the request executes processing based on the data stored in the buffer 111, informs the processing request source processor of the end of processing. At the time of receiving the processing end information from the other processor, the processing request source processor exclusively releases the buffer 111.
    • 9. 发明专利
    • Control device for electromagnetic driving valve
    • 电磁驱动阀控制装置
    • JP2005139927A
    • 2005-06-02
    • JP2003374732
    • 2003-11-04
    • Hitachi LtdToyota Motor Corpトヨタ自動車株式会社株式会社日立製作所
    • MORITA YUICHIROSHIMAMURA KOTAROTSUNETOMI KUNIHIKOIMURA SHINYASASAKI SHOJIYOKOYAMA TAKANORIYOTSUEDA KEIJIHAYASE YUICHIROYANAGIUCHI AKIHIRO
    • F01L9/04F02D13/02F16K31/06
    • PROBLEM TO BE SOLVED: To improve control accuracy of an electromagnetic driving valve by shortening the transfer time of a target current value from a control means to a drive means.
      SOLUTION: This device includes the control means 8 for setting the target current value to be supplied to respective electromagnetic coils and a drive means 9 for exciting and driving the electromagnetic coils based on the target current value set by the control means 8. The control means 8 transfers the target current value to the electromagnetic coils to be excited, identifiers to identify that the target current value corresponds to which opening or closing electromagnetic coil in the electromagnetic driving valves 4a, 4b to the driving means in a sequence preset by serial communication. The drive means 9 selects the electromagnetic coil to be excited based on received identifier, excites and drives the electromagnetic coil corresponding to received identifiers based on the newly received target current value, thus stopping excitation to the electromagnetic coils which do not correspond to the received identifiers.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过缩短目标电流值从控制装置到驱动装置的传送时间来提高电磁驱动阀的控制精度。 解决方案:该装置包括用于设定要提供给各个电磁线圈的目标电流值的控制装置8和用于基于由控制装置8设置的目标电流值来激励和驱动电磁线圈的驱动装置9。 控制装置8将目标电流值传送到要激励的电磁线圈,标识符,以将目标电流值对应于驱动装置中电磁驱动阀4a,4b中的哪个开或关电磁线圈按照由 串行通信。 驱动装置9基于接收到的标识符选择要激励的电磁线圈,根据新接收到的目标电流值激励并驱动对应于接收到的标识符的电磁线圈,从而停止对不符合接收标识符的电磁线圈的激励 。 版权所有(C)2005,JPO&NCIPI
    • 10. 发明专利
    • Control device of solenoid actuated valve
    • 电磁阀驱动阀的控制装置
    • JP2005016658A
    • 2005-01-20
    • JP2003183942
    • 2003-06-27
    • Hitachi Ltd株式会社日立製作所
    • IMURA SHINYASHIMAMURA KOTAROTSUNETOMI KUNIHIKOMORITA YUICHIROYOKOYAMA TAKANORI
    • F01L9/04F02D13/02F16K31/06
    • Y02T10/18
    • PROBLEM TO BE SOLVED: To provide a control device for a solenoid actuated valve capable of opening and closing its valve element in certain operations, lessening sufficiently the speed of the valve element immediately before finishing the opening/closing operation, and lessening the amount of computation per unit time.
      SOLUTION: The opening/closing timing deciding task 30 of this control device 3 decides the timing at which the opening/closing drive of the solenoid actuated valve 2 is started. The drive signal deciding task 31 decides the command value of the voltage or current of a solenoid coil at certain computing intervals using the timing decided by the task 30. The computing interval changing task 32 changes the computing intervals so that the intervals when the valve element lies near the position of finishing the opening/closing operation are shorter than the intervals when lying remotely. The drive signal deciding task 31 decides the command value for the voltage or current of the solenoid coil at certain computing intervals changed by the changing task 32.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种用于在某些操作中能够打开和关闭其阀元件的电磁致动阀的控制装置,在完成打开/关闭操作之前足够减轻阀元件的速度,并且减小 每单位时间的计算量。 解决方案:该控制装置3的打开/关闭定时决定任务30决定电磁致动阀2的打开/关闭驱动开始的时刻。 驱动信号决定任务31使用由任务30决定的定时,以某些计算间隔决定电磁线圈的电压或电流的指令值。计算间隔变更任务32改变计算间隔,使得阀元件 在完成打开/关闭操作的位置附近的位置比在远离时的间隔短。 驱动信号决定任务31以由改变任务32改变的某些计算间隔决定电磁线圈的电压或电流的指令值。(C)2005,JPO&NCIPI