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    • 11. 发明授权
    • Electronic control unit
    • 电子控制单元
    • US07346002B2
    • 2008-03-18
    • US10846876
    • 2004-05-17
    • Kohji HashimotoKatsuya NakamotoYuki IwagamiAkihiro Ishii
    • Kohji HashimotoKatsuya NakamotoYuki IwagamiAkihiro Ishii
    • G01R31/08
    • G06F11/0757G06F11/221
    • A first control circuit section (master station) and a second control circuit section (substation) communicate with each other via series-parallel converters. The master station includes regular transmission device and transmission-permitting signal generation device; and the sub station includes regular report device, confirmation reply device relative to a transmission data from the master station, and an unprocessed data table. The unprocessed data table prevents jam-up in upstream communication from the sub station to the master station, enabling to carry out timely regular transmission and regular reporting. Transmission from the sub station to the master station is performed based on a transmission-permitting control signal that the master station generates. Consequently, it is possible to execute communication error processing and diminish communication control burden on the master station while properly performing the regular transmission and regular report between the master station and sub station.
    • 第一控制电路部分(主站)和第二控制电路部分(变电站)通过串并联转换器彼此通信。 主站包括常规传输设备和传输许可信号发生设备; 并且子站包括相对于来自主站的传输数据的常规报告设备,确认回复设备和未处理的数据表。 未处理的数据表防止从子站到主站的上行通信中的卡住,能够及时定期传输和定期报告。 基于主站产生的发送允许控制信号,执行从子站到主站的传输。 因此,在主站和子站之间正常执行正常传输和定期报告的同时,可以执行通信错误处理并减少主站的通信控制负担。
    • 14. 发明授权
    • Engine control system
    • 发动机控制系统
    • US06789533B1
    • 2004-09-14
    • US10757993
    • 2004-01-16
    • Kohji HashimotoKatsuya Nakamoto
    • Kohji HashimotoKatsuya Nakamoto
    • F02D4100
    • F02D41/1494F02D41/123F02D41/2438F02D41/2441F02D41/2454F02D41/2474
    • An engine control system provides a gas concentration detection output irrespective of variation in product or change due to passage of time using an on-vehicle exhaust gas sensor. An exhaust gas sensor 107 and an electric heater 119 are connected to a microprocessor 120a, and an oxygen-concentration detection output Ip of exhaust gas, a calibration signal Vc and an internal resistance detection signal Vr are inputted through A/D converter 125. A program memory 121a stores standard characteristic data of the exhaust gas sensor 107. An atmospheric air oxygen-concentration detection output Ip0 under fuel-cut drive is measured and monitored. The electric heater 119 controls temperature so that the output coincides with the stored value. Current internal resistance of the exhaust gas sensor 107 is read and stored as target resistance. In normal driving, the electric heater 119 is controlled so that the internal resistance becomes the target resistance.
    • 发动机控制系统提供气体浓度检测输出,而不管产品的变化或由于使用车载废气传感器的时间流逝而发生的变化。 废气传感器107和电加热器119连接到微处理器120a,并且通过A / D转换器125输入排气的氧浓度检测输出Ip,校准信号Vc和内部电阻检测信号Vr。 程序存储器121a存储废气传感器107的标准特征数据。测量并监视燃​​料切断驱动下的大气空气氧浓度检测输出Ip0。 电加热器119控制温度,使得输出与存储的值一致。 废气传感器107的当前内阻被读取并存储为目标电阻。 在正常驱动中,控制电加热器119使得内阻成为目标电阻。
    • 15. 发明授权
    • Vehicular electronic control apparatus
    • 车载电子控制装置
    • US06732044B2
    • 2004-05-04
    • US10212045
    • 2002-08-06
    • Kohji HashimotoKatsuya Nakamoto
    • Kohji HashimotoKatsuya Nakamoto
    • G06F1312
    • F02D41/266F02D41/26
    • A core integrated circuit device has a microprocessor. A first ancillary integrated circuit device has an indirect parallel input circuit that receives low-speed digital signals parallel, and the first ancillary integrated circuit device outputs the received digital signals serially to the core integrated circuit device. A second ancillary integrated circuit device has a multi-channel A/D converter that receives analog signals parallel and converts those into digital signals, and the second ancillary integrated circuit device outputs the digital signals serially to the core integrated circuit device. The core integrated circuit device generates control signals based on the received signals and outputs the control signals to control object devices.
    • 核心集成电路器件具有微处理器。 第一辅助集成电路器件具有并行接收低速数字信号的间接并行输入电路,并且第一辅助集成电路器件将所接收的数字信号串行输出到核心集成电路器件。 第二辅助集成电路器件具有多通道A / D转换器,其接收模拟信号并行并将其转换为数字信号,第二辅助集成电路器件将数字信号串行输出到核心集成电路器件。 核心集成电路装置根据接收到的信号生成控制信号,并将控制信号输出到控制对象装置。
    • 17. 发明授权
    • Vehicle built-in electronic control apparatus
    • 车载内置电子控制装置
    • US06678586B2
    • 2004-01-13
    • US09838208
    • 2001-04-20
    • Katsuya NakamotoMitsuhiro KittaKohji HashimotoHiroshi Gokan
    • Katsuya NakamotoMitsuhiro KittaKohji HashimotoHiroshi Gokan
    • G06F1700
    • G06F11/0757B60W2050/0005G06F11/0796
    • In a vehicle built-in electronic control apparatus, second control programs are written, second RAM memory for calculation processing and second input/output ports, and a serial-parallel converter for full duplex two-way serial communication for mutually conducting data communications between the main CPU and the sub CPU in operation of the controlled vehicle, and at the time of starting operation of the controlled vehicle, a part of the control constants stored in the first nonvolatile memory is transferred to the second RAM memory through the serial-parallel converter for the serial communication and the sub CPU performs predetermined calculation based on the contents of the second control programs of the second nonvolatile memory and the contents of the control constants transferred to the second RAM memory.
    • 在车载内置电子控制装置中,写入第二控制程序,用于计算处理的第二RAM存储器和第二输入/输出端口,以及用于全双工双向串行通信的串并转换器,用于在 主CPU和受控车辆的副CPU,在控制车辆开始运转时,存储在第一非易失性存储器中的控制常数的一部分通过串行 - 并行转换器传送到第二RAM存储器 对于串行通信,子CPU基于第二非易失性存储器的第二控制程序的内容和传送到第二RAM存储器的控制常数的内容来执行预定的计算。
    • 18. 发明授权
    • On-vehicle electronic control device
    • 车载电子控制装置
    • US07251551B2
    • 2007-07-31
    • US10860589
    • 2004-06-04
    • Hiroyuki MitsuedaKatsuya NakamotoKohji Hashimoto
    • Hiroyuki MitsuedaKatsuya NakamotoKohji Hashimoto
    • G06F11/00G06F19/00
    • B60W50/0205B60W50/04F02D41/22F02D41/26G06F11/076
    • An on-vehicle electronic control device includes an auxiliary microprocessor and subjects a microprocessor allocated to a main part of control to an external diagnosis, thereby improving reliability of performance. A microprocessor including a nonvolatile program memory into which a control program is written is serially connected to an auxiliary microprocessor including an auxiliary nonvolatile program memory. The microprocessor and the auxiliary microprocessor function in cooperation to control on-vehicle electric load groups in response to input signals from on-vehicle sensor groups and on-vehicle analog sensor group. The nonvolatile program memory and the microprocessor are subjected to runaway monitoring performed by a watchdog timer and to an external checksum diagnosis performed periodically by the auxiliary microprocessor. If an anomaly occurs in the runaway monitoring, the external checksum diagnosis, and a checksum interval, parts of electric loads are cut off of power supply by load power relay.
    • 车载电子控制装置包括辅助微处理器,并将分配给主要控制部分的微处理器作为外部诊断,从而提高性能的可靠性。 包括写入控制程序的非易失性程序存储器的微处理器串行连接到包括辅助非易失性程序存储器的辅助微处理器。 微处理器和辅助微处理器根据来自车载传感器组和车载模拟传感器组的输入信号协同控制车载电负载组。 非易失性程序存储器和微处理器受到看门狗定时器执行的失控监视和由辅助微处理器周期性执行的外部校验和诊断。 如果在失控监控中发生异常情况,外部校验和诊断和校验和间隔,负载功率继电器将断开电力负载部分的电源。
    • 19. 发明授权
    • Electronic control unit
    • 电子控制单元
    • US07178069B2
    • 2007-02-13
    • US10788439
    • 2004-03-01
    • Kohji HashimotoKatsuya NakamotoYuki IwagamiAkihiro Ishii
    • Kohji HashimotoKatsuya NakamotoYuki IwagamiAkihiro Ishii
    • G06F11/00
    • G06F11/0739G06F11/0736G06F11/0757G06F11/0793H04L1/1829H04L1/1867
    • An electronic control unit includes a serial communication circuit capable of easily confirming presence or absence of communication error while regular transmission/regular report between master station and sub station are performed timely. First and second control circuit sections 200a (master station) and 200b (substation) communicate mutually via series-parallel converters 117, 127. The master station includes regular transmission device 201 and irregular transmission device 211. The substation includes regular report device 221, confirmation reply device 205 and report reply device 215 relative to transmission data from the master station, and unprocessed data table 204. The confirmation reply device 205 and report reply device 215 confirm whether or not downstream communication from the master station to sub station is normal. When any error is present in regular report data through upstream communication, the error is confirmed on the fact the irregular transmission device 211 makes retransmission readout request.
    • 电子控制单元包括能够容易地确认存在或不存在通信错误的串行通信电路,同时主站和子站之间的定期发送/定期报告被及时执行。 第一和第二控制电路部分200a(主站)和200b(变电站)通过串并联转换器117,127相互通信。 主站包括常规传输设备201和不规则传输设备211。 变电站包括相对于来自主站的传输数据的常规报告设备221,确认应答设备205和报告应答设备215以及未处理的数据表204。 确认应答装置205和报告回复装置215确认从主站到子站的下行通信是否正常。 当通过上游通信在常规报告数据中存在任何错误时,错误确认了不规则传输设备211进行重发读出请求的事实。
    • 20. 发明授权
    • Electronic control unit including monitoring control circuit
    • 电子控制单元包括监控控制电路
    • US07107488B2
    • 2006-09-12
    • US10758003
    • 2004-01-16
    • Kohji HashimotoKatsuya Nakamoto
    • Kohji HashimotoKatsuya Nakamoto
    • G06F11/00
    • G05B19/0428G05B2219/24036G05B2219/24054G05B2219/24125
    • A microprocessor 20a controls an electrical load group 12 responsive to content of a non-volatile program memory 25a and operation state of an input sensor group 11. A monitoring control circuit section 30a sequentially transmits a large number of question items with an inquiry packet, and compares response content from the microprocessor 20a with correct answer information to carry out an error determination. The microprocessor 20a diagnoses an interval of receiving an inquiry packet to monitor in reverse the monitoring operation of the monitoring control circuit section 30a. Thus, in an electronic control unit having a microprocessor built-in, a monitoring control circuit is obtained that alternatively executes at regular intervals a part of control programs to carry out operation inspection during operation.
    • 微处理器20a响应于非易失性程序存储器25a的内容和输入传感器组11的操作状态来控制电负载组12.监视控制电路部分30a依次发送询问的问题项目 并且将来自微处理器20a的响应内容与正确的应答信息进行比较,以执行错误确定。 微处理器20a诊断接收查询分组的间隔,反过来监视监视控制电路部分30a的监视操作。 因此,在具有内置微处理器的电子控制单元中,获得监视控制电路,该监控控制电路交替执行控制程序的一部分,以在操作期间执行操作检查。