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    • 2. 发明授权
    • Asynchronous access system controlling processing modules making
requests to a shared system memory
    • 控制处理模块的异步访问系统向共享系统存储器发出请求
    • US5761728A
    • 1998-06-02
    • US777184
    • 1996-12-27
    • Hiroshi SaitoTakatsugu SasakiHirohide SugaharaAkira KabemotoHajime TakahashiJun Funaki
    • Hiroshi SaitoTakatsugu SasakiHirohide SugaharaAkira KabemotoHajime TakahashiJun Funaki
    • G06F12/00G06F13/16G06F15/16G06F9/38
    • G06F13/1673
    • An asynchronous access system for a computer system includes processing modules performing processes, at least one shared system memory module, and a system bus connecting the processing modules and the shared system memory module. Each of the processing modules includes a processor, a plurality of buffers coupled to the processor and to the system bus, and a controlling unit for writing data from the plurality of processors into the shared system memory module. Data is written into the shared system memory module by a processor generating write instructions to write data via the plurality of buffers and the system bus. The controlling unit controls the writing such that one writing instruction writes data into a plurality of buffers, then transfers the data to the shared system memory module via the system bus, with another writing instruction writing additional data into another plurality of buffers and transferring the additional data to the shared system memory module.
    • 用于计算机系统的异步访问系统包括执行处理的处理模块,至少一个共享系统存储器模块以及连接处理模块和共享系统存储器模块的系统总线。 每个处理模块包括处理器,耦合到处理器和系统总线的多个缓冲器,以及用于将数据从多个处理器写入共享系统存储器模块的控制单元。 通过处理器将数据写入共享系统存储器模块,该处理器产生写入指令以经由多个缓冲器和系统总线写入数据。 控制单元控制写入,使得一个写入指令将数据写入多个缓冲器,然后经由系统总线将数据传送到共享系统存储器模块,另一个写入指令将另外的数据写入另一个多个缓冲器并传送附加的数据 数据到共享系统内存模块。
    • 4. 发明授权
    • Charge control method of capacitor in thyristor converter
    • 电容器在晶闸管转换器中的充电控制方法
    • US07368891B2
    • 2008-05-06
    • US11341856
    • 2006-01-30
    • Hajime TakahashiKazuhiko Hiramatsu
    • Hajime TakahashiKazuhiko Hiramatsu
    • H02J7/00
    • H02M7/125
    • Charging time of a capacitor is shortened while avoiding erroneous firing due to distortion of a power supply voltage and sustaining an inrush current at a constant level. In the charge control method of a capacitor in a thyristor converter comprising a thyristor for rectifying an AC voltage, a CPU delivering an on/off control signal to a thyristor driver for driving the thyristor, a voltage detection sensor for measuring the AC voltage and the capacitor charging voltage, and the capacitor connected with a DC circuit, the AC voltage and the capacitor charging voltage are measured by means of the voltage detection sensor, differential voltage between the firing phase voltage of the thyristor and the capacitor charging voltage is determined, and the thyristor is fired only when the firing phase voltage of the thyristor becomes lower than a specified voltage determined from the differential voltage.
    • 缩短电容器的充电时间,同时避免由于电源电压的失真而引起的错误点火,并且将浪涌电流维持在恒定水平。 在包括用于整流交流电压的晶闸管的晶闸管转换器中的电容器的充电控制方法中,将用于驱动晶闸管的晶闸管驱动器提供导通/截止控制信号的CPU,用于测量交流电压的电压检测传感器和 电容器充电电压和与直流电路连接的电容器,通过电压检测传感器测量交流电压和电容器充电电压,确定晶闸管的点火相电压与电容器充电电压之间的差分电压,以及 只有当晶闸管的点火相电压变得低于从差分电压确定的规定电压时,晶闸管才被烧断。
    • 6. 发明授权
    • Message control system for data communication system
    • 数据通信系统消息控制系统
    • US5410650A
    • 1995-04-25
    • US859319
    • 1992-05-28
    • Takatsugu SasakiAkira KabemotoHajime TakahashiHorihide Sugahara
    • Takatsugu SasakiAkira KabemotoHajime TakahashiHorihide Sugahara
    • G06F13/12G06F15/17G06F13/00
    • G06F15/17G06F13/128
    • A message control system for a data communication system which takes the form of a loosely coupled multiprocessing system in which a plurality of processing modules respectively having a memory unit are coupled to each other via a system bus. In the message control system, each processing module (10, 40) includes a central processing unit (11, 41), a memory unit (12, 42) and a connection unit (13, 43). The connection unit (13, 43) includes at least a logical transmitting port (21, 51) for transmitting a message, a logical receiving port (22, 53) for receiving a message, a transmission system connecting unit (23), a reception system connecting unit (24), a transmitting side fault generation monitoring unit (25) and a receiving side fault generation monitoring unit (26).
    • PCT No.PCT / JP91 / 01307 Sec。 371日期:1992年5月28日 102(e)日期1992年5月28日PCT 1991年9月27日PCT公布。 公开号WO92 / 06431 日期:1992年4月16日。一种用于数据通信系统的消息控制系统,其采取松散耦合的多处理系统的形式,其中分别具有存储器单元的多个处理模块经由系统总线彼此耦合。 在消息控制系统中,每个处理模块(10,40)包括中央处理单元(11,41),存储单元(12,42)和连接单元(13,43)。 连接单元(13,43)至少包括用于发送消息的逻辑发送端口(21,51),用于接收消息的逻辑接收端口(22,53),发送系统连接单元(23),接收 系统连接单元(24),发送侧故障生成监视单元(25)和接收侧故障生成监视单元(26)。
    • 7. 发明授权
    • PWM inverter
    • PWM逆变器
    • US08189356B2
    • 2012-05-29
    • US12295926
    • 2007-03-06
    • Hajime TakahashiMitsujiro Sawamura
    • Hajime TakahashiMitsujiro Sawamura
    • H02M7/537
    • H02M7/5395H03K7/08
    • There is provided a PWM inverter capable of preventing a phase error from occurring in generating a PWM signal even in the case where a carrier wave frequency is not sufficiently higher than a signal wave frequency. A PWM signal generating section (2) includes a phase adjusting section (11) configured to advance a phase of the signal wave by adding, to a signal wave, a delay component of the PWM signal with respect to the signal wave, the phase delay component being involved by digital control. Furthermore, in a case where the carrier wave frequency is changed, the phase delay component with respect to the signal wave is updated in synchronism with the timing of change of the carrier wave frequency.
    • 即使在载波频率不足够高于信号波频率的情况下,也能够防止在产生PWM信号时发生相位误差的PWM逆变器。 PWM信号产生部分(2)包括相位调整部分(11),被配置为通过将相对于信号波的PWM信号的延迟分量加到信号波上来推进信号波的相位,相位延迟 组件涉及数字控制。 此外,在载波频率变化的情况下,相对于信号波的相位延迟分量与载波频率的变化的定时同步地更新。
    • 9. 发明授权
    • Message control system specifying message storage buffer for data
communication system with general purpose and arbitrary form buffers
    • 消息控制系统指定用于具有通用和任意形式缓冲区的数据通信系统的消息存储缓冲器
    • US5727151A
    • 1998-03-10
    • US859397
    • 1992-05-28
    • Hirohide SugaharaHajime TakahashiAkira KabemotoHideki Nakagawa
    • Hirohide SugaharaHajime TakahashiAkira KabemotoHideki Nakagawa
    • G06F13/362G06F15/17G06F15/163
    • G06F13/362G06F15/17
    • A message control system is for a data communication system which takes the form of a loosely coupled multiprocessing system in which a plurality of processing modules respectively having a memory unit are coupled to each other via a system bus. In this message control system, a memory unit (13) within each processing module (10) includes a data processing part (14) which is a software running on a central processing unit (11) within its own processing module, and a buffer (16, 17) which stores a transmitting message. A connection unit (13) within each processing module (10) at least includes a plurality of logical transmitting ports (21) for successively reading out the message which is expanded in the buffer (16, 17) and transmits the same as a continuous message, a plurality of logical receiving ports (22) for storing the message, a transmission system connecting means (23), and a reception system connecting means (24).
    • PCT No.PCT / JP91 / 01305 Sec。 371日期:1992年5月28日 102(e)日期1992年5月28日PCT 1991年9月27日PCT公布。 出版物WO92 / 06435 日期1992年04月16日消息控制系统用于采用松散耦合的多处理系统形式的数据通信系统,其中分别具有存储器单元的多个处理模块经由系统总线相互耦合。 在该消息控制系统中,每个处理模块(10)内的存储单元(13)包括数据处理部分(14),该数据处理部分是在其自己的处理模块内的中央处理单元(11)上运行的软件,以及缓冲器 16,17),其存储发送消息。 每个处理模块(10)内的连接单元(13)至少包括多个逻辑发送端口(21),用于连续地读出在缓冲器(16,17)中扩展的消息,并将其作为连续消息发送 ,用于存储消息的多个逻辑接收端口(22),传输系统连接装置(23)和接收系统连接装置(24)。