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    • 1. 发明申请
    • Liquid dischage head
    • 液体排放头
    • US20050237353A1
    • 2005-10-27
    • US11113013
    • 2005-04-25
    • Masanobu OomuraFumio Murooka
    • Masanobu OomuraFumio Murooka
    • B41J2/01B41J2/05B41J2/14B41J29/38
    • B41J2/0458B41J2/04513B41J2/04515B41J2/04541B41J2/04548B41J2/04555
    • To provide a liquid discharge head capable of improving the durability and stability of a heating resistor and a liquid discharge head in its turn without making the shape of the region of the heating resistor complex. The liquid discharge head has a heater resistor RH for heating the liquid in a liquid route (not illustrated) communicating with a discharge port (not illustrated) and generating bubbles and a switch circuit SW for switching on/off of the current to be supplied to a heater resistor RH. One end of the heater resistor RH is connected to a power-supply potential VH, one end of the switch circuit SW is connected to a ground potential GNDH and the other end of the heater resistor RH and the other end of the switch circuit SW are mutually connected. The liquid discharge head has a detection circuit for detecting the voltage Va of the connection point between the heater resistor RH and the switch circuit SW and outputting an output signal S1 when predetermined change occurs in the voltage Va and a switch control circuit for controlling on/off of the switch circuit SW in accordance with the output signal S1.
    • 为了提供能够提高加热电阻器和液体排出头的耐久性和稳定性而不使加热电阻器复合体的形状形成的液体排出头。 液体排出头具有加热电阻器RH,用于加热与排出口(未示出)连通并产生气泡的液体路线(未示出)中的液体,以及开关电路SW,用于接通/关闭要供给的电流 加热电阻RH。 加热电阻器RH的一端连接到电源电位VH,开关电路SW的一端连接到地电位GNDH,加热电阻器RH的另一端和开关电路SW的另一端 相互联系 液体排出头具有用于检测加热电阻器RH和开关电路SW之间的连接点的电压Va的检测电路,并且当在电压Va中发生预定的变化时输出输出信号S1;以及控制开关控制电路 /根据输出信号S1切换开关电路SW。
    • 2. 发明授权
    • Liquid discharge head
    • 排液头
    • US07350891B2
    • 2008-04-01
    • US11113013
    • 2005-04-25
    • Masanobu OomuraFumio Murooka
    • Masanobu OomuraFumio Murooka
    • B41J29/38
    • B41J2/0458B41J2/04513B41J2/04515B41J2/04541B41J2/04548B41J2/04555
    • The liquid discharge head has a heater resistor for heating liquid in a liquid route communicating with a discharge port and generating bubbles and a switch circuit for switching on/off the current to be supplied to the heater resistor. One end of the heater resistor is connected to a power-supply potential, one end of the switch circuit is connected to a ground potential, and the other end of the heater resistor and the other end of the switch circuit are connected to each other. The liquid discharge head has a detection circuit for detecting the voltage of the connection point between the heater resistor and the switch circuit and outputting an output signal when a predetermined change occurs in the voltage, and a switch control circuit for controlling the switching on/off of the switch circuit in accordance with the output signal.
    • 液体排出头具有用于加热与排出口连通并产生气泡的液体路线中的液体的加热电阻器,以及用于接通/关闭供给加热电阻器的电流的开关电路。 加热电阻的一端连接到电源电位,开关电路的一端连接到地电位,加热电阻的另一端和开关电路的另一端相互连接。 液体排出头具有用于检测加热电阻和开关电路之间的连接点的电压的检测电路,并且当在电压中发生预定的变化时输出输出信号;以及开关控制电路,用于控制开关的接通/断开 的开关电路根据输出信号。
    • 4. 发明授权
    • Liquid discharge cartridge and liquid discharge apparatus
    • 排液盒和排液装置
    • US07909444B2
    • 2011-03-22
    • US11902108
    • 2007-09-19
    • Masanobu Oomura
    • Masanobu Oomura
    • B41J2/175B41J2/195B41J29/393
    • B41J2/17566
    • A head cartridge has a print head which discharges ink, and an ink tank which contains ink which is supplied to the print head. A sensor which detects residual ink amount in the ink tank is provided in the ink tank. The print head includes a detection circuit which detects the presence of residual ink amount using the sensor, a judgment circuit which judges the presence of residual ink amount on the basis of an output from the detection circuit and outputs ink zero information when judging that there is no residual ink amount, and nonvolatile memory which stores ink zero information when the ink zero information is outputted from the judgment circuit.
    • 头盒具有排出墨的打印头和包含供应到打印头的墨的墨盒。 在墨水罐中设置有检测墨水盒中的墨水量的传感器。 打印头包括检测电路,该检测电路使用该传感器检测残留墨水量的存在,判断电路根据检测电路的输出判定残留墨量的存在,并且当判断为存在时输出墨零信息 没有残留墨水量,以及当从判断电路输出墨零信息时存储墨零信息的非易失性存储器。
    • 5. 发明申请
    • REFLECTION TYPE LIQUID CRYSTAL DISPLAY APPARATUS AND SUBSTRATE FOR REFLECTION TYPE LIQUID CRYSTAL DISPLAY
    • 反射型液晶显示装置和反射型液晶显示器基板
    • US20100259710A1
    • 2010-10-14
    • US12819860
    • 2010-06-21
    • Masanobu Oomura
    • Masanobu Oomura
    • G02F1/1335G02F1/1343
    • G02F1/136213G02F1/136227G02F1/136277
    • In order to provide a reflection type liquid crystal display apparatus where, even when the pixel size is small, the crosstalk between a signal line and an end of a capacitor can be decreased, thus resulting in a good output image, by forming a signal line 2 for transmitting an image signal to each pixel with a second metal layer, by placing a shield line 12 between a capacitor electrode 10 constituting a capacitor and the signal line 2 with a first metal layer, and by giving a fixed potential, shielding is provided to prevent occurrence of cross-talk. The capacitor is configured with a common electrode 11 and a capacitor electrode 10, having a diffusion layer formed on a semiconductor substrate. By placing the capacitor electrode having a diffusion layer formed on the semiconductor substrate and the common electrode having a fixed potential below the signal line, shielding is provided to prevent occurrence of cross-talk.
    • 为了提供一种反射型液晶显示装置,其中即使像素尺寸较小,信号线和电容器端部之间的串扰可以减小,从而通过形成信号线而产生良好的输出图像 2,通过将构成电容器的电容器电极10与信号线2之间的屏蔽线12与第一金属层放置,并且通过施加固定电位来提供屏蔽,来提供用于通过第二金属层将图像信号发送到每个像素 以防止发生串扰。 电容器配置有公共电极11和电容器电极10,其具有形成在半导体衬底上的扩散层。 通过将具有形成在半导体衬底上的扩散层和具有固定电位的公共电极的电容器电极放置在信号线之下,提供屏蔽以防止串扰的发生。
    • 6. 发明申请
    • REFLECTION TYPE LIQUID CRYSTAL DISPLAY APPARATUS AND SUBSTRATE FOR REFLECTION TYPE LIQUID CRYSTAL DISPLAY
    • 反射型液晶显示装置和反射型液晶显示器基板
    • US20070252796A1
    • 2007-11-01
    • US11739871
    • 2007-04-25
    • Masanobu Oomura
    • Masanobu Oomura
    • G09G3/36
    • G02F1/136213G02F1/136227G02F1/136277
    • In order to provide a reflection type liquid crystal display apparatus where, even when the pixel size is small, the crosstalk between a signal line and an end of a capacitor can be decreased, thus resulting in a good output image, by forming a signal line 2 for transmitting an image signal to each pixel with a second metal layer, by placing a shield line 12 between a capacitor electrode 10 constituting a capacitor and the signal line 2 with a first metal layer, and by giving a fixed potential, shielding is provided to prevent occurrence of cross-talk. The capacitor is configured with a common electrode 11 and a capacitor electrode 10, having a diffusion layer formed on a semiconductor substrate. By placing the capacitor electrode having a diffusion layer formed on the semiconductor substrate and the common electrode having a fixed potential below the signal line, shielding is provided to prevent occurrence of cross-talk.
    • 为了提供一种反射型液晶显示装置,其中即使像素尺寸较小,信号线和电容器端部之间的串扰可以减小,从而通过形成信号线而产生良好的输出图像 2,通过将构成电容器的电容器电极10与信号线2之间的屏蔽线12与第一金属层放置,并且通过施加固定电位来提供屏蔽,来提供用于通过第二金属层将图像信号发送到每个像素 以防止发生串扰。 电容器配置有公共电极11和电容器电极10,其具有形成在半导体衬底上的扩散层。 通过将具有形成在半导体衬底上的扩散层和具有固定电位的公共电极的电容器电极放置在信号线之下,提供屏蔽以防止串扰的发生。
    • 7. 发明授权
    • Liquid discharge head and liquid discharge apparatus
    • 排液头和排液装置
    • US08833883B2
    • 2014-09-16
    • US13422545
    • 2012-03-16
    • Masanobu Oomura
    • Masanobu Oomura
    • B41J29/38B41J2/045B41J2/14
    • B41J2/14072B41J2/04541B41J2/0455B41J2/0458
    • A liquid discharge head includes a signal processing circuit which operates with a first voltage, and generates a discharge control signal, a liquid driving circuit including an electrothermal transducer, a driving element which drives the electrothermal transducer, and a control circuit which receives the discharge control signal and outputs, to the driving element, a driving signal having a second voltage higher than the first voltage, and a monitoring circuit which monitors the first voltage and outputs a stop signal upon a drop of the first voltage. The control circuit stops driving the electrothermal transducer by the driving element in accordance with the stop signal. The monitoring circuit includes a transistor including a drain connected to power supply voltage node through a step-down circuit, a source connected to ground side, and a gate receiving the first voltage.
    • 液体排出头包括以第一电压工作并产生放电控制信号的信号处理电路,包括电热转换器的液体驱动电路,驱动电热换能器的驱动元件和接收放电控制的控制电路 向驱动元件输出具有高于第一电压的第二电压的驱动信号,以及监视电路,其在第一电压下降时监视第一电压并输出停止信号。 控制电路根据停止信号通过驱动元件停止驱动电热换能器。 监视电路包括晶体管,其包括通过降压电路连接到电源电压节点的漏极,连接到接地侧的源极和接收第一电压的栅极。
    • 8. 发明授权
    • Reflection type liquid crystal display apparatus and substrate for reflection type liquid crystal display
    • 反射型液晶显示装置和反射型液晶显示器用基板
    • US07973756B2
    • 2011-07-05
    • US12819860
    • 2010-06-21
    • Masanobu Oomura
    • Masanobu Oomura
    • G09G3/36
    • G02F1/136213G02F1/136227G02F1/136277
    • In order to provide a reflection type liquid crystal display apparatus where, even when the pixel size is small, the crosstalk between a signal line and an end of a capacitor can be decreased, thus resulting in a good output image, by forming a signal line 2 for transmitting an image signal to each pixel with a second metal layer, by placing a shield line 12 between a capacitor electrode 10 constituting a capacitor and the signal line 2 with a first metal layer, and by giving a fixed potential, shielding is provided to prevent occurrence of cross-talk. The capacitor is configured with a common electrode 11 and a capacitor electrode 10, having a diffusion layer formed on a semiconductor substrate. By placing the capacitor electrode having a diffusion layer formed on the semiconductor substrate and the common electrode having a fixed potential below the signal line, shielding is provided to prevent occurrence of cross-talk.
    • 为了提供一种反射型液晶显示装置,其中即使像素尺寸较小,信号线和电容器端部之间的串扰可以减小,从而通过形成信号线而产生良好的输出图像 2,通过将构成电容器的电容器电极10与信号线2之间的屏蔽线12与第一金属层放置,并且通过施加固定电位来提供屏蔽,来提供用于通过第二金属层将图像信号发送到每个像素 以防止发生串扰。 电容器配置有公共电极11和电容器电极10,其具有形成在半导体衬底上的扩散层。 通过将具有形成在半导体衬底上的扩散层和具有固定电位的公共电极的电容器电极放置在信号线之下,提供屏蔽以防止串扰的发生。
    • 9. 发明申请
    • LIGHT EMITTING ELEMENT DRIVING CIRCUIT
    • 发光元件驱动电路
    • US20080238330A1
    • 2008-10-02
    • US12048112
    • 2008-03-13
    • Takashi MutoMasanobu Oomura
    • Takashi MutoMasanobu Oomura
    • H05B39/06H05B37/02
    • H05B33/0851
    • A light emitting element driving circuit, which can achieve accurate/high-speed operation even at low voltage supply voltage, comprises: driving current supply, connected to light emitting element in series between first and second power supplies, to supply driving current to the light emitting element according to the voltage of control terminal; current determiner to determine and output the current according to an output light amount of the light emitting element; current/voltage converter to convert the determined current into voltage and output it to the control terminal of the driving current supply if control signal is in a first state, and to electrically shield its output voltage terminal from the control terminal of the driving current supply if the control signal is in a second state; and resetter to connect the control terminal of the driving current supply to the second power supply if the control signal is in the second state.
    • 即使在低电压电源电压下也能实现准确/高速运行的发光元件驱动电路包括:串联连接到第一和第二电源之间的发光元件的驱动电流源,以向光提供驱动电流 发光元件根据控制端的电压; 电流确定器,用于根据发光元件的输出光量来确定和输出电流; 电流/电压转换器,用于将所确定的电流转换为电压,并且如果控制信号处于第一状态则将其输出到驱动电流源的控制端,并且将其输出电压端子与驱动电流源的控制端电屏蔽,如果 控制信号处于第二状态; 以及复位器,如果控制信号处于第二状态,则将驱动电流源的控制端连接到第二电源。
    • 10. 发明授权
    • Driving circuit for a light-emitting element
    • 发光元件的驱动电路
    • US06909410B2
    • 2005-06-21
    • US10228091
    • 2002-08-27
    • Somei KawasakiMasanobu Oomura
    • Somei KawasakiMasanobu Oomura
    • H01L51/50G09G3/20G09G3/30G09G3/32
    • G09G3/325G09G3/3291G09G2300/0809G09G2300/0861G09G2310/06G09G2330/021
    • A driving circuit for a light-emitting element, in which it is possible to exactly control a current flown in the light-emitting element, and perform a stable operation while reducing a power-supply voltage as low as possible, is provided. The driving circuit includes a current supply circuit and a driving control circuit in which, based on a current flown from a supply transistor for supplying a current for driving the light-emitting element, and information relating to a source-drain voltage of the supply transistor, it is possible to perform control so that the current approaches a desired setting current value, and the source-drain voltage of the supply transistor has the same value when setting the voltage of the gate-terminal and when driving the light-emitting element.
    • 提供了一种用于发光元件的驱动电路,其中可以精确地控制在发光元件中流动的电流,并且在尽可能低地降低电源电压的同时执行稳定的操作。 驱动电路包括电流供给电路和驱动控制电路,其中,基于从供给用于驱动发光元件的电流的供给晶体管流过的电流以及与供给晶体管的源极 - 漏极电压有关的信息 ,可以进行控制,使得电流接近期望的设定电流值,并且当设置栅极端子的电压和驱动发光元件时,电源晶体管的源极 - 漏极电压具有相同的值。