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公开(公告)号:US10483123B2
公开(公告)日:2019-11-19
申请号:US15945707
申请日:2018-04-04
Applicant: Life Technologies Corporation
Inventor: Phil Waggoner , Jordan Owens
IPC: H01L21/311 , G01N27/414 , H01L21/02 , H01L21/027 , H01L21/285 , H01L21/3213
Abstract: A method for forming a well providing access to a sensor pad includes patterning a first photoresist layer over a dielectric structure disposed over the sensor pad; etching a first access into the dielectric structure and over the sensor pad, the first access having a first characteristic diameter; patterning a second photoresist layer over the dielectric structure; and etching a second access over the dielectric structure and over the sensor pad. The second access has a second characteristic diameter. The first and second accesses overlapping. A diameter ratio of the first characteristic diameter to the second characteristic diameter is not greater than 0.7. The first access exposes the sensor pad. The second access has a bottom depth less than a bottom depth of the first access.
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公开(公告)号:US20140264466A1
公开(公告)日:2014-09-18
申请号:US13801243
申请日:2013-03-13
Applicant: LIFE TECHNOLOGIES CORPORATION
Inventor: Keith G. Fife , James Bustillo , Jordan Owens
IPC: G01N27/414
CPC classification number: G01N27/414
Abstract: In one implementation, a chemical sensor is described. The chemical sensor includes a chemically-sensitive field effect transistor including a floating gate conductor having an upper surface. A dielectric material defines an opening extending to the upper surface of the floating gate conductor. A conductive element on a sidewall of the opening and extending over an upper surface of the dielectric material.
Abstract translation: 在一个实施方式中,描述了化学传感器。 化学传感器包括具有上表面的浮栅导体的化学敏感场效应晶体管。 介电材料限定了延伸到浮动栅极导体的上表面的开口。 在开口的侧壁上并在电介质材料的上表面上延伸的导电元件。
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公开(公告)号:US11774401B2
公开(公告)日:2023-10-03
申请号:US18045106
申请日:2022-10-07
Applicant: Life Technologies Corporation
Inventor: Jonathan M. Rothberg , Keith G Fife , Jordan Owens , James Bustillo
IPC: G01N27/414 , C12Q1/6874 , H01L29/66
CPC classification number: G01N27/4145 , C12Q1/6874 , G01N27/414 , H01L29/66825
Abstract: In one embodiment, a device is described. The device includes a material defining a reaction region. The device also includes a plurality of chemically-sensitive field effect transistors have a common floating gate in communication with the reaction region. The device also includes a circuit to obtain respective output signals from the chemically-sensitive field effect transistors indicating an analyte within the reaction region.
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公开(公告)号:US10458942B2
公开(公告)日:2019-10-29
申请号:US14293247
申请日:2014-06-02
Applicant: LIFE TECHNOLOGIES CORPORATION
Inventor: Jonathan M. Rothberg , Keith G. Fife , James Bustillo , Jordan Owens
IPC: G01N27/403 , G01N27/414 , C12Q1/6874 , H01L29/66
Abstract: In one embodiment, a device is described. The device includes a material defining a reaction region. The device also includes a plurality of chemically-sensitive field effect transistors have a common floating gate in communication with the reaction region. The device also includes a circuit to obtain respective output signals from the chemically-sensitive field effect transistors indicating an analyte within the reaction region.
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公开(公告)号:US10422767B2
公开(公告)日:2019-09-24
申请号:US15614589
申请日:2017-06-05
Applicant: Life Technologies Corporation
Inventor: Keith G. Fife , Jordan Owens , Shifeng Li , James Bustillo
IPC: H01L21/28 , G01N27/414 , B01L3/00
Abstract: A chemical sensor is described. The chemical sensor includes a chemically-sensitive field effect transistor including a floating gate conductor having an upper surface. A material defines an opening extending to the upper surface of the floating gate conductor, the material comprising a first dielectric underlying a second dielectric. A conductive element contacts the upper surface of the floating gate conductor and extending a distance along a sidewall of the opening.
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公开(公告)号:US08841217B1
公开(公告)日:2014-09-23
申请号:US13801243
申请日:2013-03-13
Applicant: Life Technologies Corporation
Inventor: Keith Fife , James Bustillo , Jordan Owens
IPC: H01L21/311 , G01N27/414
CPC classification number: G01N27/414
Abstract: In one implementation, a chemical sensor is described. The chemical sensor includes a chemically-sensitive field effect transistor including a floating gate conductor having an upper surface. A dielectric material defines an opening extending to the upper surface of the floating gate conductor. A conductive element on a sidewall of the opening and extending over an upper surface of the dielectric material.
Abstract translation: 在一个实施方式中,描述了化学传感器。 化学传感器包括具有上表面的浮栅导体的化学敏感场效应晶体管。 介电材料限定了延伸到浮动栅极导体的上表面的开口。 在开口的侧壁上并在电介质材料的上表面上延伸的导电元件。
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公开(公告)号:US11004690B2
公开(公告)日:2021-05-11
申请号:US16687630
申请日:2019-11-18
Applicant: LIFE TECHNOLOGIES CORPORATION
Inventor: Phil Waggoner , Jordan Owens
IPC: H01L21/311 , G01N27/414 , H01L21/02 , H01L21/027 , H01L21/285 , H01L21/3213
Abstract: A method for forming a well providing access to a sensor pad includes patterning a first photoresist layer over a dielectric structure disposed over the sensor pad; etching a first access into the dielectric structure and over the sensor pad, the first access having a first characteristic diameter; patterning a second photoresist layer over the dielectric structure; and etching a second access over the dielectric structure and over the sensor pad. The second access has a second characteristic diameter. The first and second accesses overlapping. A diameter ratio of the first characteristic diameter to the second characteristic diameter is not greater than 0.7. The first access exposes the sensor pad. The second access has a bottom depth less than a bottom depth of the first access.
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公开(公告)号:US10386328B2
公开(公告)日:2019-08-20
申请号:US15700630
申请日:2017-09-11
Applicant: Life Technologies Corporation
Inventor: James Li , Jordan Owens , James Bustillo
IPC: G01N27/414 , G01N27/12
Abstract: In one embodiment, a chemical sensor is described. The chemical sensor includes a chemically-sensitive field effect transistor including a floating gate conductor having an upper surface, a first opening extending through a first material and through a portion of a second material located on the first material and a second opening extending from the bottom of the first opening to the top of a liner layer located on the upper surface of the floating gate conductor.
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公开(公告)号:US09671363B2
公开(公告)日:2017-06-06
申请号:US14939101
申请日:2015-11-12
Applicant: LIFE TECHNOLOGIES CORPORATION
Inventor: Keith G. Fife , Jordan Owens , Shifeng Li , James Bustillo
IPC: G01N27/414 , H01L21/28 , B01L3/00
CPC classification number: G01N27/414 , B01L3/502761 , B01L2200/0668 , B01L2300/0636 , B01L2300/0877 , G01N27/4145 , G01N27/4148 , H01L21/28273
Abstract: A chemical sensor is described. The chemical sensor includes a chemically-sensitive field effect transistor including a floating gate conductor having an upper surface. A material defines an opening extending to the upper surface of the floating gate conductor, the material comprising a first dielectric underlying a second dielectric. A conductive element contacts the upper surface of the floating gate conductor and extending a distance along a sidewall of the opening.
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公开(公告)号:US20150160153A1
公开(公告)日:2015-06-11
申请号:US14566098
申请日:2014-12-10
Applicant: LIFE TECHNOLOGIES CORPORATION
Inventor: Shifeng LI , Jordan Owens
IPC: G01N27/414
CPC classification number: G01N27/4145 , B01L3/502707 , B01L3/502761 , B01L2200/0668 , B01L2200/12 , B01L2300/0636 , B01L2300/0645 , B01L2300/0663 , B01L2300/0877 , B01L2300/0887 , B01L2300/12 , H01L21/302
Abstract: A method of forming a sensor component includes forming a first layer over a sensor pad of a sensor of a sensor array. The first layer includes a first inorganic material. The method further includes forming a second layer over the first layer. The second layer includes a polymeric material. The method also includes forming a third layer over the second layer, the third layer comprising a second inorganic material; patterning the third layer; and etching the second layer to define a well over the sensor pad of the sensor array.
Abstract translation: 形成传感器部件的方法包括在传感器阵列的传感器的传感器焊盘上形成第一层。 第一层包括第一无机材料。 该方法还包括在第一层上形成第二层。 第二层包括聚合材料。 该方法还包括在第二层上形成第三层,第三层包括第二无机材料; 图案化第三层; 并蚀刻第二层以在传感器阵列的传感器焊盘上限定一个孔。
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