Method of producing a microelectromechanical (MEMS) sensor device
    3.
    发明授权
    Method of producing a microelectromechanical (MEMS) sensor device 有权
    制造微机电(MEMS)传感器装置的方法

    公开(公告)号:US08216882B2

    公开(公告)日:2012-07-10

    申请号:US12861509

    申请日:2010-08-23

    IPC分类号: H01L21/44 H01L21/48 H01L21/50

    摘要: A device (20, 90) includes sensors (28, 30) that sense different physical stimuli. A pressure sensor (28) includes a reference element (44) and a sense element (52), and an inertial sensor (30) includes a movable element (54). Fabrication (110) entails forming (112) a first substrate structure (22, 92) having a cavity (36, 100), forming a second substrate structure (24) to include the sensors (28, 30), and coupling (128) the substrate structures so that the first sensor (28) is aligned with the cavity (36, 100) and the second sensor (30) is laterally spaced apart from the first sensor (28). Forming the second structure (24) includes forming (118) the sense element (52) from a material layer (124) of the second structure (24) and following coupling (128) of the substrate structures, concurrently forming (132) the reference element (44) and the movable element (54) in a wafer substrate (122) of the second structure (24).

    摘要翻译: 装置(20,90)包括感测不同物理刺激的传感器(28,30)。 压力传感器(28)包括参考元件(44)和感测元件(52),惯性传感器(30)包括可移动元件(54)。 制造(110)需要形成(112)具有空腔(36,100)的第一衬底结构(22,92),形成包括传感器(28,30)的第二衬底结构(24)和耦合(128) 所述基板结构使得所述第一传感器(28)与所述空腔(36,100)对准,并且所述第二传感器(30)与所述第一传感器(28)横向间隔开。 形成第二结构(24)包括从第二结构(24)的材料层(124)和衬底结构的耦合(128)形成(118)感测元件(52),同时形成(132)参考 元件(44)和第二结构(24)的晶片衬底(122)中的可移动元件(54)。

    VERTICALLY INTEGRATED MEMS SENSOR DEVICE WITH MULTI-STIMULUS SENSING
    4.
    发明申请
    VERTICALLY INTEGRATED MEMS SENSOR DEVICE WITH MULTI-STIMULUS SENSING 有权
    垂直集成MEMS传感器器件,具有多次感测

    公开(公告)号:US20100242603A1

    公开(公告)日:2010-09-30

    申请号:US12609332

    申请日:2009-10-30

    IPC分类号: G01P15/125 H05K3/36

    摘要: A microelectromechanical systems (MEMS) sensor device (184) includes a sensor portion (180) and a sensor portion (182) that are coupled together to form a vertically integrated configuration having a hermetically sealed chamber (270). The sensor portions (180, 182) can be formed utilizing different micromachining techniques, and are subsequently coupled utilizing a wafer bonding technique to form the sensor device (184). The sensor portion (180) includes one or more sensors (186, 188), and the sensor portion (182) includes one or more sensors (236, 238). The sensors (186, 188) are located inside the chamber (270) facing the sensors (236, 238) also located inside the chamber (270). The sensors (186, 188, 236, 238) are configured to sense different physical stimuli, such as motion, pressure, and magnetic field.

    摘要翻译: 微机电系统(MEMS)传感器装置(184)包括耦合在一起的传感器部分(180)和传感器部分(182),以形成具有气密密封室(270)的垂直一体化构造。 传感器部分(180,182)可以利用不同的微加工技术形成,并且随后利用晶片接合技术来耦合以形成传感器装置(184)。 传感器部分(180)包括一个或多个传感器(186,188),并且传感器部分(182)包括一个或多个传感器(236,238)。 传感器(186,188)位于腔室(270)的面向也位于腔室(270)内的传感器(236,238)的内部。 传感器(186,188,236,238)被配置为感测不同的物理刺激,例如运动,压力和磁场。

    MEMS sensor device with multi-stimulus sensing
    5.
    发明授权
    MEMS sensor device with multi-stimulus sensing 失效
    具有多刺激感知的MEMS传感器装置

    公开(公告)号:US08487387B2

    公开(公告)日:2013-07-16

    申请号:US13526279

    申请日:2012-06-18

    IPC分类号: H01L29/82

    摘要: A device (20, 90) includes sensors (28, 30) that sense different physical stimuli. A pressure sensor (28) includes a reference element (44) and a sense element (52), and an inertial sensor (30) includes a movable element (54). Fabrication (110) entails forming (112) a first substrate structure (22, 92) having a cavity (36, 100), forming a second substrate structure (24) to include the sensors (28, 30), and coupling (128) the substrate structures so that the first sensor (28) is aligned with the cavity (36, 100) and the second sensor (30) is laterally spaced apart from the first sensor (28). Forming the second structure (24) includes forming (118) the sense element (52) from a material layer (124) of the second structure (24) and following coupling (128) of the substrate structures, concurrently forming (132) the reference element (44) and the movable element (54) in a wafer substrate (122) of the second structure (24).

    摘要翻译: 装置(20,90)包括感测不同物理刺激的传感器(28,30)。 压力传感器(28)包括参考元件(44)和感测元件(52),惯性传感器(30)包括可移动元件(54)。 制造(110)需要形成(112)具有空腔(36,100)的第一衬底结构(22,92),形成包括传感器(28,30)的第二衬底结构(24)和耦合(128) 所述基板结构使得所述第一传感器(28)与所述空腔(36,100)对准,并且所述第二传感器(30)与所述第一传感器(28)横向间隔开。 形成第二结构(24)包括从第二结构(24)的材料层(124)和衬底结构的耦合(128)形成(118)感测元件(52),同时形成(132)参考 元件(44)和第二结构(24)的晶片衬底(122)中的可移动元件(54)。

    Device structures for in-plane and out-of-plane sensing micro-electro-mechanical systems (MEMS)
    6.
    发明授权
    Device structures for in-plane and out-of-plane sensing micro-electro-mechanical systems (MEMS) 有权
    用于平面内和平面外感测微机电系统(MEMS)的器件结构

    公开(公告)号:US08461656B2

    公开(公告)日:2013-06-11

    申请号:US12827848

    申请日:2010-06-30

    IPC分类号: H04R23/00

    摘要: A device structure is made using a first conductive layer over a first wafer. An isolated conductive region is formed in the first conductive layer surrounded by a first opening in the conductive layer. A second wafer has a first insulating layer and a conductive substrate, wherein the conductive substrate has a first major surface adjacent to the first insulating layer. The insulating layer is attached to the isolated conductive region. The conductive substrate is thinned to form a second conductive layer. A second opening is formed through the second conductive layer and the first insulating layer to the isolated conductive region. The second opening is filled with a conductive plug wherein the conductive plug contacts the isolated conductive region. The second conductive region is etched to form a movable finger over the isolated conductive region. A portion of the insulating layer under the movable finger is removed.

    摘要翻译: 使用第一晶片上的第一导电层制造器件结构。 在由导电层中的第一开口包围的第一导电层中形成隔离的导电区域。 第二晶片具有第一绝缘层和导电衬底,其中导电衬底具有与第一绝缘层相邻的第一主表面。 绝缘层附接到隔离导电区域。 导电基板被薄化以形成第二导电层。 通过第二导电层和第一绝缘层形成第二开口到隔离的导电区域。 第二开口填充有导电插头,其中导电插头接触隔离的导电区域。 蚀刻第二导电区域以在隔离的导电区域上形成可移动的手指。 去除可动指状物下面的绝缘层的一部分。

    Vertically integrated MEMS sensor device with multi-stimulus sensing
    7.
    发明授权
    Vertically integrated MEMS sensor device with multi-stimulus sensing 有权
    具有多刺激感测的垂直集成MEMS传感器设备

    公开(公告)号:US08220330B2

    公开(公告)日:2012-07-17

    申请号:US12609332

    申请日:2009-10-30

    IPC分类号: G01P15/125 G01P3/04 G01P1/02

    摘要: A microelectromechanical systems (MEMS) sensor device (184) includes a sensor portion (180) and a sensor portion (182) that are coupled together to form a vertically integrated configuration having a hermetically sealed chamber (270). The sensor portions (180, 182) can be formed utilizing different micromachining techniques, and are subsequently coupled utilizing a wafer bonding technique to form the sensor device (184). The sensor portion (180) includes one or more sensors (186, 188), and the sensor portion (182) includes one or more sensors (236, 238). The sensors (186, 188) are located inside the chamber (270) facing the sensors (236, 238) also located inside the chamber (270). The sensors (186, 188, 236, 238) are configured to sense different physical stimuli, such as motion, pressure, and magnetic field.

    摘要翻译: 微机电系统(MEMS)传感器装置(184)包括耦合在一起的传感器部分(180)和传感器部分(182),以形成具有气密密封室(270)的垂直一体化构造。 传感器部分(180,182)可以利用不同的微加工技术形成,并且随后利用晶片接合技术来耦合以形成传感器装置(184)。 传感器部分(180)包括一个或多个传感器(186,188),并且传感器部分(182)包括一个或多个传感器(236,238)。 传感器(186,188)位于腔室(270)的面向也位于腔室(270)内的传感器(236,238)的内部。 传感器(186,188,236,238)被配置为感测不同的物理刺激,例如运动,压力和磁场。

    Systems and methods for detecting surface charge
    8.
    发明授权
    Systems and methods for detecting surface charge 有权
    用于检测表面电荷的系统和方法

    公开(公告)号:US08922227B2

    公开(公告)日:2014-12-30

    申请号:US13043075

    申请日:2011-03-08

    IPC分类号: G01R27/08 G01R29/24

    CPC分类号: G01R29/24

    摘要: Systems and methods are provided for detecting surface charge on a semiconductor substrate having a sensing arrangement formed thereon. An exemplary sensing system includes the semiconductor substrate having the sensing arrangement formed thereon, and a module coupled to the sensing arrangement. The module obtains a first voltage output from the sensing arrangement when a first voltage is applied to the semiconductor substrate, obtains a second voltage output from the sensing arrangement when a second voltage is applied to the semiconductor substrate, and detects electric charge on the surface of the semiconductor substrate based on a difference between the first voltage output and the second voltage output.

    摘要翻译: 提供了用于检测在其上形成有感测装置的半导体衬底上的表面电荷的系统和方法。 示例性感测系统包括其上形成有感测装置的半导体衬底和耦合到感测装置的模块。 当向半导体衬底施加第一电压时,模块获得从感测装置输出的第一电压,当向半导体衬底施加第二电压时获得从感测装置输出的第二电压,并且检测表面上的电荷 基于第一电压输出和第二电压输出之间的差的半导体衬底。

    Laterally integrated MEMS sensor device with multi-stimulus sensing
    9.
    发明授权
    Laterally integrated MEMS sensor device with multi-stimulus sensing 有权
    具有多重刺激感知功能的集成MEMS传感器装置

    公开(公告)号:US08387464B2

    公开(公告)日:2013-03-05

    申请号:US12627679

    申请日:2009-11-30

    IPC分类号: G01L9/12

    摘要: A microelectromechanical systems (MEMS) sensor device (20) includes a substrate (22) having sensors (24, 26) disposed on the same side (28) of the substrate (22) and laterally spaced apart from one another. The sensor (26) includes a sense element (56), and the substrate (22) includes a cavity (58) extending through the substrate (22) from the backside (30) of the substrate (22) to expose the sense element (56) to an external environment (54). The sense element (56) is movable in response to a stimulus (52) from the environment (54) due to its exposure to the environment (54) via the cavity (58). Fabrication methodology (66) entails concurrently forming the sensors (24, 26) on substrate (22) by implementing MEMS process flow, followed by creating the cavity (58) through the substrate (22) to expose the sense element (56) to the environment (54).

    摘要翻译: 微机电系统(MEMS)传感器装置(20)包括具有设置在基板(22)的同一侧(28)上并且彼此横向间隔开的传感器(24,26)的基板(22)。 传感器(26)包括感测元件(56),并且衬底(22)包括从衬底(22)的背面(30)延伸穿过衬底(22)的空腔(58),以暴露感测元件 56)到外部环境(54)。 响应于来自环境(54)的刺激(52),感测元件(56)由于经由空腔(58)暴露于环境(54)而是可移动的。 制造方法(66)需要通过实施MEMS工艺流程同时在衬底(22)上形成传感器(24,26),随后通过衬底(22)产生空腔(58),以将感测元件(56)暴露于 环境(54)。

    MEMS SENSOR DEVICE WITH MULTI-STIMULUS SENSING
    10.
    发明申请
    MEMS SENSOR DEVICE WITH MULTI-STIMULUS SENSING 失效
    具有多传感器的MEMS传感器器件

    公开(公告)号:US20120256282A1

    公开(公告)日:2012-10-11

    申请号:US13526279

    申请日:2012-06-18

    IPC分类号: H01L29/84

    摘要: A device (20, 90) includes sensors (28, 30) that sense different physical stimuli. A pressure sensor (28) includes a reference element (44) and a sense element (52), and an inertial sensor (30) includes a movable element (54). Fabrication (110) entails forming (112) a first substrate structure (22, 92) having a cavity (36, 100), forming a second substrate structure (24) to include the sensors (28, 30), and coupling (128) the substrate structures so that the first sensor (28) is aligned with the cavity (36, 100) and the second sensor (30) is laterally spaced apart from the first sensor (28). Forming the second structure (24) includes forming (118) the sense element (52) from a material layer (124) of the second structure (24) and following coupling (128) of the substrate structures, concurrently forming (132) the reference element (44) and the movable element (54) in a wafer substrate (122) of the second structure (24).

    摘要翻译: 装置(20,90)包括感测不同物理刺激的传感器(28,30)。 压力传感器(28)包括参考元件(44)和感测元件(52),惯性传感器(30)包括可移动元件(54)。 制造(110)需要形成(112)具有空腔(36,100)的第一衬底结构(22,92),形成包括传感器(28,30)的第二衬底结构(24)和耦合(128) 所述基板结构使得所述第一传感器(28)与所述空腔(36,100)对准,并且所述第二传感器(30)与所述第一传感器(28)横向间隔开。 形成第二结构(24)包括从第二结构(24)的材料层(124)和衬底结构的耦合(128)形成(118)感测元件(52),同时形成(132)参考 元件(44)和第二结构(24)的晶片衬底(122)中的可移动元件(54)。