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    • 1. 发明申请
    • PRESSURE SENSOR
    • 压力传感器
    • US20100083766A1
    • 2010-04-08
    • US12574261
    • 2009-10-06
    • Masayuki YonedaTomohisa Tokuda
    • Masayuki YonedaTomohisa Tokuda
    • G01L9/06
    • G01L9/0054G01L9/0042G01L13/025G01L15/00
    • A pressure sensor according to the present invention comprises: a differential pressure diaphragm, which is provided to a center part of a sensor chip; a differential pressure gauge, which is provided to a perimeter edge part of the differential pressure diaphragm and is formed in radial directions; a differential pressure gauge, which is disposed at a position at which it opposes the differential pressure gauge and, together with the first differential pressure gauge, sandwiches the differential pressure diaphragm and is formed in perimeter directions, which are perpendicular to the radial directions; a differential pressure gauge, which is provided in the vicinity of the differential pressure gauge and is provided in the perimeter directions; a differential pressure gauge, which is disposed at a position at which it opposes the differential pressure gauge and, together with the differential pressure gauge, sandwiches the differential pressure diaphragm and is formed in the radial directions; a static pressure diaphragm, which is disposed at a position that lies in the perimeter directions between the differential pressure gauge and the differential pressure gauge; and a static pressure diaphragm, which is disposed at a position at which it opposes the static pressure diaphragm and, together with the static pressure diaphragm, sandwiches the differential pressure diaphragm.
    • 根据本发明的压力传感器包括:差压膜,其设置在传感器芯片的中心部分; 差压表,其设置在压差隔膜的周缘部,并且沿径向方向形成; 差压计设置在与差压表相对的位置处,并与第一差压表一起夹紧差压隔膜,并且在垂直于径向方向的周向形成; 差压表,其设置在差压计附近并沿周向设置; 差压表设置在与差压表相对的位置处,并与差压表一起夹紧差压隔膜并沿径向形成; 静压膜,其设置在位于差压表和压差计之间的周边方向上的位置; 以及设置在与静压隔膜相对的位置并与静压隔膜一起夹紧差压隔膜的静压隔膜。
    • 2. 发明授权
    • Pressure sensor
    • 压力传感器
    • US08161820B2
    • 2012-04-24
    • US12574075
    • 2009-10-06
    • Masayuki YonedaTomohisa Tokuda
    • Masayuki YonedaTomohisa Tokuda
    • G01L9/06
    • G01L9/0054G01L9/065
    • A pressure sensor according to the present invention comprises: a differential pressure diaphragm; a static pressure diaphragm, which is provided to an outer perimeter part of the differential pressure diaphragm; a first static pressure gauge pair that is formed in the end part of the static pressure diaphragm and comprises two static pressure gauges, which are disposed such that they sandwich the differential pressure diaphragm; and a second static pressure gauge pair that is formed in the center part of the static pressure diaphragm and comprises two static pressure gauges which are disposed such that they sandwich the differential pressure diaphragm.
    • 根据本发明的压力传感器包括:差压隔膜; 静压膜,其设置在差压隔膜的外周部; 第一静压计对,其形成在静压隔膜的端部,并包括两个静压计,它们被设置成它们夹在压差隔膜上; 以及形成在静压隔膜的中心部分的第二静压计对,并且包括两个静压计,它们被设置成使它们夹在差压隔膜上。
    • 3. 发明授权
    • Pressure sensor
    • 压力传感器
    • US07497126B2
    • 2009-03-03
    • US12035539
    • 2008-02-22
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • G01L9/06
    • G01L9/0042
    • In a pressure sensor comprising a diaphragm formed on a portion of a chip made of semiconductor material and that senses pressure on the diaphragm by electrically converting the displacement corresponding to that pressure, the provision of the diaphragm with an aspect ratio of at least a size such that the derivative of the characteristic curve of the allowable pressure resistance of the pressure sensor, defined by setting the aspect ratio obtained by dividing the length of one side of the diaphragm by the thickness of the diaphragm as the horizontal axis and by setting the allowable pressure resistance of the pressure sensor as the vertical axis, becomes nearly zero, enables a pressure sensor having high sensitivity and high pressure resistance.
    • 在压力传感器中,包括形成在由半导体材料制成的芯片的一部分上的隔膜,并通过电转换对应于该压力的位移来感测隔膜上的压力,提供具有至少尺寸等于 通过将通过将隔膜的一侧的长度除以膜片的厚度作为水平轴而获得的纵横比设定为压力传感器的允许压力电阻的特性曲线的导数,并且通过设定容许压力 作为垂直轴的压力传感器的电阻变为接近零,能够实现具有高灵敏度和高耐压性的压力传感器。
    • 4. 发明授权
    • Pressure sensor
    • 压力传感器
    • US08042400B2
    • 2011-10-25
    • US12574261
    • 2009-10-06
    • Masayuki YonedaTomohisa Tokuda
    • Masayuki YonedaTomohisa Tokuda
    • G01L13/02
    • G01L9/0054G01L9/0042G01L13/025G01L15/00
    • A pressure sensor according to the present invention comprises: a differential pressure diaphragm, which is provided to a center part of a sensor chip; a differential pressure gauge, which is provided to a perimeter edge part of the differential pressure diaphragm and is formed in radial directions; a differential pressure gauge, which is disposed at a position at which it opposes the differential pressure gauge and, together with the first differential pressure gauge, sandwiches the differential pressure diaphragm and is formed in perimeter directions, which are perpendicular to the radial directions; a differential pressure gauge, which is provided in the vicinity of the differential pressure gauge and is provided in the perimeter directions; a differential pressure gauge, which is disposed at a position at which it opposes the differential pressure gauge and, together with the differential pressure gauge, sandwiches the differential pressure diaphragm and is formed in the radial directions; a static pressure diaphragm, which is disposed at a position that lies in the perimeter directions between the differential pressure gauge and the differential pressure gauge; and a static pressure diaphragm, which is disposed at a position at which it opposes the static pressure diaphragm and, together with the static pressure diaphragm, sandwiches the differential pressure diaphragm.
    • 根据本发明的压力传感器包括:差压膜,其设置在传感器芯片的中心部分; 差压表,其设置在压差隔膜的周缘部,并且沿径向方向形成; 差压表设置在与差压表相对的位置处,并与第一差压表一起夹紧差压隔膜,并且在与径向方向垂直的周向形成; 差压表,其设置在差压计附近并沿周向设置; 差压表设置在与差压表相对的位置处,并与差压表一起夹紧差压隔膜并沿径向形成; 静压膜,其设置在位于差压表和压差计之间的周边方向上的位置; 以及设置在与静压隔膜相对的位置并与静压隔膜一起夹紧差压隔膜的静压隔膜。
    • 5. 发明授权
    • Pressure sensor
    • 压力传感器
    • US07808365B2
    • 2010-10-05
    • US12035000
    • 2008-02-21
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • H01C10/10
    • G01L9/0054
    • A diaphragm is formed at a predetermined location of a sensor chip made of semiconductor material, and a sensor gauge for differential pressure or pressure sensing-use is provided on the sensor chip that includes at least the diaphragm. The sensor gauge has a plurality of sensor gauges synergistically forming a bridge circuit, and are connected to one another with semiconductor resistors, the semiconductor resistors and the sensor gauges are covered with an insulating film, and the number of contact holes, passing through a portion of the insulating film, for electrode line-out use for forming contacts electrically connected to the semiconductor resistors does not exceed the number of sensor gauges.
    • 在由半导体材料制成的传感器芯片的预定位置处形成隔膜,并且在至少包括隔膜的传感器芯片上设置用于差压或压力感测的传感器。 传感器表具有协同地形成桥接电路的多个传感器量规,并且用半导体电阻器彼此连接,半导体电阻器和传感器计量器被绝缘膜覆盖,并且接触孔的数量通过一部分 的绝缘膜,用于形成电连接到半导体电阻器的触点的电极线路输出用途不超过传感器量规的数量。
    • 6. 发明申请
    • PRESSURE SENSOR
    • 压力传感器
    • US20100083765A1
    • 2010-04-08
    • US12574075
    • 2009-10-06
    • Masayuki YonedaTomohisa Tokuda
    • Masayuki YonedaTomohisa Tokuda
    • G01L9/06
    • G01L9/0054G01L9/065
    • A pressure sensor according to the present invention comprises: a differential pressure diaphragm; a static pressure diaphragm, which is provided to an outer perimeter part of the differential pressure diaphragm; a first static pressure gauge pair that is formed in the end part of the static pressure diaphragm and comprises two static pressure gauges, which are disposed such that they sandwich the differential pressure diaphragm; and a second static pressure gauge pair that is formed in the center part of the static pressure diaphragm and comprises two static pressure gauges which are disposed such that they sandwich the differential pressure diaphragm.
    • 根据本发明的压力传感器包括:差压隔膜; 静压膜,其设置在差压隔膜的外周部; 第一静压计对,其形成在静压隔膜的端部,并包括两个静压计,它们被设置成它们夹在压差隔膜上; 以及形成在静压隔膜的中心部分的第二静压计对,并且包括两个静压计,它们被设置成使得它们夹在差压隔膜上。
    • 7. 发明申请
    • PRESSURE SENSOR
    • 压力传感器
    • US20080202248A1
    • 2008-08-28
    • US12035539
    • 2008-02-22
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • G01L9/06
    • G01L9/0042
    • In a pressure sensor comprising a diaphragm formed on a portion of a chip made of semiconductor material and that senses pressure on the diaphragm by electrically converting the displacement corresponding to that pressure, the provision of the diaphragm with an aspect ratio of at least a size such that the derivative of the characteristic curve of the allowable pressure resistance of the pressure sensor, defined by setting the aspect ratio obtained by dividing the length of one side of the diaphragm by the thickness of the diaphragm as the horizontal axis and by setting the allowable pressure resistance of the pressure sensor as the vertical axis, becomes nearly zero, enables a pressure sensor having high sensitivity and high pressure resistance.
    • 在压力传感器中,包括形成在由半导体材料制成的芯片的一部分上的隔膜,并通过电转换对应于该压力的位移来感测隔膜上的压力,提供具有至少尺寸等于 通过将通过将隔膜的一侧的长度除以膜片的厚度作为水平轴而获得的纵横比设定为压力传感器的允许压力电阻的特性曲线的导数,并且通过设定容许压力 作为垂直轴的压力传感器的电阻变为接近零,能够实现具有高灵敏度和高耐压性的压力传感器。
    • 8. 发明申请
    • PRESSURE SENSOR
    • 压力传感器
    • US20080204185A1
    • 2008-08-28
    • US12035000
    • 2008-02-21
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • Hirofumi TojoMasayuki YonedaTomohisa Tokuda
    • H01C10/10
    • G01L9/0054
    • A diaphragm is formed at a predetermined location of a sensor chip made of semiconductor material, and a sensor gauge for differential pressure or pressure sensing-use is provided on the sensor chip that includes at least the diaphragm. The sensor gauge has a plurality of sensor gauges synergistically forming a bridge circuit, and are connected to one another with semiconductor resistors, the semiconductor resistors and the sensor gauges are covered with an insulating film, and the number of contact holes, passing through a portion of the insulating film, for electrode line-out use for forming contacts electrically connected to the semiconductor resistors does not exceed the number of sensor gauges.
    • 在由半导体材料制成的传感器芯片的预定位置处形成隔膜,并且在至少包括隔膜的传感器芯片上设置用于差压或压力感测的传感器。 传感器表具有协同地形成桥接电路的多个传感器量规,并且用半导体电阻器彼此连接,半导体电阻器和传感器计量器被绝缘膜覆盖,并且接触孔的数量通过一部分 的绝缘膜,用于形成电连接到半导体电阻器的触点的电极线路输出用途不超过传感器量规的数量。