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    • 1. 发明授权
    • Power supply control device and method, program, and recording/playback apparatus
    • 电源控制装置及方法,程序和记录/重放装置
    • US07676670B2
    • 2010-03-09
    • US11469707
    • 2006-09-01
    • Masaki MatsushitaYoshio Nakamura
    • Masaki MatsushitaYoshio Nakamura
    • G06F9/445G06F1/24
    • G06F1/26
    • A power supply control device includes a first signal output unit that outputs a re-power signal and an off-ready signal, the re-power signal being a signal for turning off the power supply of an apparatus for a predetermined period of time and then turning on the power supply of the apparatus, the off-ready signal indicating that the power supply of the apparatus is ready to be turned off; a second signal output unit that outputs a power-off enable signal for turning off the power supply of the apparatus to a power supply unit when the re-power signal and the off-ready signal are supplied to the second signal output unit; and a holding unit that holds the power-off enable signal for the predetermined period of time.
    • 电源控制装置包括:第一信号输出单元,其输出再功率信号和就绪不足的信号,所述再功率信号是用于在预定时间段内关闭装置的电源的信号,然后 打开设备的电源,指示设备的电源准备关闭的关闭就绪信号; 第二信号输出单元,当所述再供电信号和所述关闭就绪信号被提供给所述第二信号输出单元时,输出用于将所述设备的电源关闭到电源单元的断电使能信号; 以及在所述预定时间段内保持所述断电使能信号的保持单元。
    • 2. 发明申请
    • POWER SUPPLY CONTROL DEVICE AND METHOD, PROGRAM, AND RECORDING/PLAYBACK APPARATUS
    • 电源控制装置和方法,程序和记录/播放装置
    • US20070083776A1
    • 2007-04-12
    • US11469707
    • 2006-09-01
    • Masaki MatsushitaYoshio Nakamura
    • Masaki MatsushitaYoshio Nakamura
    • G06F1/00
    • G06F1/26
    • A power supply control device includes a first signal output unit that outputs a re-power signal and an off-ready signal, the re-power signal being a signal for turning off the power supply of an apparatus for a predetermined period of time and then turning on the power supply of the apparatus, the off-ready signal indicating that the power supply of the apparatus is ready to be turned off; a second signal output unit that outputs a power-off enable signal for turning off the power supply of the apparatus to a power supply unit when the re-power signal and the off-ready signal are supplied to the second signal output unit; and a holding unit that holds the power-off enable signal for the predetermined period of time.
    • 电源控制装置包括:第一信号输出单元,其输出再功率信号和就绪不足的信号,所述再功率信号是用于在预定时间段内关闭装置的电源的信号,然后 打开设备的电源,指示设备的电源准备关闭的关闭就绪信号; 第二信号输出单元,当所述再供电信号和所述关闭就绪信号被提供给所述第二信号输出单元时,输出用于将所述设备的电源关闭到电源单元的断电使能信号; 以及在所述预定时间段内保持所述断电使能信号的保持单元。
    • 5. 发明授权
    • Electric motor control apparatus
    • 电动机控制装置
    • US08648560B2
    • 2014-02-11
    • US12749945
    • 2010-03-30
    • Masaki MatsushitaTakayuki KifukuYasuaki Hori
    • Masaki MatsushitaTakayuki KifukuYasuaki Hori
    • H02P7/00G01R19/00
    • H02M7/53873H02M2001/0009H02P27/08
    • In an electric motor control apparatus, an electric motor driving unit includes: a current detection unit configured to detect a current flowing through a current detection place in the electric motor driving unit. A control unit includes a current calculation unit configured to calculate a current value of a current flowing through an electric motor from an offset correction value obtained based on a first detection value detected at a time when a current flows through the current detection place and a second detection value detected at a time when a current does not flow through the current detection place. The offset correction value includes: a first offset correction value stored in nonvolatile memory of the control unit at a time of assembling the electric motor control apparatus; and a second offset correction value computed by the control unit while the electric motor is driven.
    • 在电动机控制装置中,电动机驱动单元包括:电流检测单元,被配置为检测流过电动机驱动单元中的电流检测位置的电流。 控制单元包括电流计算单元,其被配置为从基于在电流流过电流检测地点时检测到的第一检测值获得的偏移校正值来计算流过电动机的电流的当前值,以及第二 当电流不流过电流检测位置时检测到的检测值。 偏移校正值包括:在组装电动机控制装置时存储在控制单元的非易失性存储器中的第一偏移校正值; 以及在电动机被驱动时由控制单元计算的第二偏移校正值。
    • 6. 发明授权
    • Recording apparatus
    • 记录装置
    • US07134748B2
    • 2006-11-14
    • US10732329
    • 2003-12-09
    • Hirokazu NakamuraHisashi YoshimuraTakashi GotoNaozumi UenoMasaki MatsushitaHiroshi Ishii
    • Hirokazu NakamuraHisashi YoshimuraTakashi GotoNaozumi UenoMasaki MatsushitaHiroshi Ishii
    • B41J2/175
    • B41J2/17509B41J2/17513B41J2/17523B41J2/17556
    • The present invention can reduce the amount of ink in an outlet-side space which is sucked together with gas, without making the thickness of an isolating member for separating the inside of the sub-tank into an inlet-side space and the outlet-side space in the horizontal direction extremely thin nor making an inflow channel for allowing the ink in the inlet-side space to flow into the outlet-side space extremely small. The present invention has an isolating member in the form of a plate for separating the inside of a sub-tank coupled to a recording head into an inlet-side space connected to a main-tank and an outlet-side space connected to the recording head, and an inflow channel in the form of a slit for increasing the ink level in the inlet-side space while allowing the ink in the inlet-side space to flow into the outlet-side space from the isolating member.
    • 本发明可以减少与气体一起吸出的出口侧空间中的墨量,而不会使用于将副罐内部分离成入口侧空间的隔离部件的厚度和出口侧 在水平方向上的空间非常薄,也不会使入口侧空间中的墨流入到出口侧空间的流入通道非常小。 本发明具有板形隔离构件,用于将连接到记录头的副容器的内部分隔成连接到主罐的入口侧空间和连接到记录头的出口侧空间 以及用于增加入口侧空间中的墨水量的狭缝形式的流入通道,​​同时允许入口侧空间中的墨从隔离构件流入出口侧空间。
    • 7. 发明申请
    • Fault detection system for inverter
    • 变频器故障检测系统
    • US20060056206A1
    • 2006-03-16
    • US11044297
    • 2005-01-28
    • Takayuki KifukuMasaki Matsushita
    • Takayuki KifukuMasaki Matsushita
    • H02J1/00
    • H02M7/5387H02M1/32H02M7/53873
    • An inverter fault detection system of the present invention is provided with: bus voltage monitor means for monitoring the bus voltage of a three-phase inverter; output voltage monitor means for summing the phase output voltages coming from the three-phase PWM inverter, and for outputting the resulting summed output voltage through a filter having a low-pass characteristic of passing through only the cutoff frequency lower than the PWM carrier frequency; and fault determination means for determining that the three-phase PWM inverter is in the faulty state when the output voltage coming from the output voltage monitor means is almost the same as the voltage value corresponding to 3/2 times of the bus voltage monitored by the bus voltage monitor means.
    • 本发明的逆变器故障检测系统具有:母线电压监视装置,用于监测三相逆变器的总线电压; 输出电压监视器装置,用于对来自三相PWM逆变器的相输出电压进行求和,并且通过具有仅通过低于PWM载波频率的截止频率的低通特性的滤波器输出所得到的相加的输出电压; 以及故障判定单元,当来自所述输出电压监视单元的输出电压与由所述输出电压监视单元监视的所述总线电压的3/2倍对应的电压值几乎相同时,判定所述三相PWM逆变器处于故障状态 总线电压监视装置。