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    • 1. 发明申请
    • PERMITTIVITY-BASED MATERIAL SENSOR
    • 基于绝缘材料的传感器
    • WO2008131337A1
    • 2008-10-30
    • PCT/US2008/061021
    • 2008-04-21
    • Nth TECH CORPORATIONPOTTER, Michael, D.
    • POTTER, Michael, D.
    • G01R27/26
    • C12Q1/006G01N27/3276G01N33/5308G01N33/5438G01N33/92G01N2333/575
    • A system for sensing a presence and/or a concentration of a target substance in a fluid has a sensor and a processor coupled to the sensor. The sensor has a test probe having at least first and second test electrodes, wherein at least the first test electrode is functionalized to create a permittivity change in the area between the first and second test electrodes in the presence of the target substance. The sensor also has a reference probe having at least first and second reference electrodes. The processor is configured to determine at least one permittivity-based metric for the test probe; determine the at least one permittivity-based metric for the reference probe; and determine the presence and/or the concentration of the target substance based on the at least one permittivity-based metric for the test probe and the at least one permittivity-based metric for the reference probe. Related methods are disclosed.
    • 用于感测流体中目标物质的存在和/或浓度的系统具有耦合到传感器的传感器和处理器。 传感器具有至少具有第一和第二测试电极的测试探针,其中至少第一测试电极在目标物质存在下在第一和第二测试电极之间的面积上产生介电常数变化。 传感器还具有至少具有第一和第二参考电极的参考探针。 所述处理器被配置为确定所述测试探针的至少一个介电常数度量; 确定参考探针的至少一个介电常数度量; 并且基于所述测试探针的所述至少一个基于介电常数的量度和所述参考探针的所述至少一个介电常数度量来确定所述目标物质的存在和/或浓度。 公开了相关方法。
    • 5. 发明申请
    • OXIDE BASED PHOSPHORS AND PROCESSES THEREFOR
    • 基于氧化物的磷光体及其工艺
    • WO1998010459A1
    • 1998-03-12
    • PCT/US1997015374
    • 1997-08-30
    • ADVANCED VISION TECHNOLOGIES, INC.POTTER, Michael, D.
    • ADVANCED VISION TECHNOLOGIES, INC.
    • H01J09/227
    • H01J9/227C09K11/672C09K11/682C09K11/693C09K11/7702C09K11/7708
    • Phosphor compositions are prepared by treating metal oxides or mixed-metal oxides with refractory metals to form cathodoluminescent phosphors stimulatable by electrons of very low energy. The phosphors comprise 90 % to 100 % of a mixed metal oxide MxTyOz (where M is a metal selected from Zn, Sn, In, Cu, and combinations thereof; T is a refractory metal selected from Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, and combinations thereof; and O is Oxygen, x, y, and z being chosen such that z is at most stoichiometric for MxTyOz) and 0 % to 10 % of a dopant comprising a substance selected from a rare earth element of the lanthanide series, Mn, Cr, and combinations thereof, or stoichiometrically excess Zn, Cu, Sn, or In. A blue-light-emitting phosphor based on ZnO treated with Ta2O5 or Ta to form Ta2Zn3O8 is characterized by CIE 1931 chromaticity values x and y, where x is between about 0.14 and 0.20 and y is between about 0.05 and 0.15. In preferred embodiments, a process is specially adapted for forming the phosphor in an electrically-conductive thin-film or surface-layer form in situ during fabrication of displays. A preferred in situ process has an integrated etch stop, which precisely defines the depth of an opening in a field-emission display structure utilizing the low-energy-electron excited phosphor. A field-emission display comprises cells, each having a field-emission cathode and an anode comprising at least one cathodoluminescent phosphor. Arrangements of various color phosphors may be made by selective deposition of suitable dopants. The display cell structures may also have gate elements for controlling electron current flowing to the anode and its phosphor when suitable voltages are applied.
    • 通过用难熔金属处理金属氧化物或混合金属氧化物以形成可由非常低能量的电子刺激的阴极发光荧光体来制备荧光体组合物。 荧光体包含90%至100%的混合金属氧化物MxTyOz(其中M是选自Zn,Sn,In,Cu及其组合的金属; T是选自Ti,Zr,Hf,V,Nb ,Ta,Cr,Mo,W及其组合; O是选择氧,x,y和z,使得z对于M x T y O z为至多化学计量),并且0%至10%的掺杂剂包含选自 镧系稀土元素,Mn,Cr及其组合,或化学计量过量的Zn,Cu,Sn或In。 基于用Ta 2 O 5或Ta处理以形成Ta 2 Zn 3 O 8的ZnO的蓝色发光荧光体的特征在于CIE 1931色度值x和y,其中x在约0.14和0.20之间,y在约0.05和0.15之间。 在优选实施例中,一种工艺特别适用于在制造显示器期间在原位形成导电薄膜或表面层形式的荧光体。 优选的原位工艺具有集成的蚀刻停止件,其利用低能电子激发的荧光体在场发射显示结构中精确地限定开口的深度。 场致发射显示器包括每个具有场致发射阴极和包括至少一个阴极发光荧光体的阳极的单元。 可以通过选择性沉积合适的掺杂剂来制备各种颜色的磷光体的布置。 当施加合适的电压时,显示单元结构还可以具有用于控制流向阳极的电子电流的栅极元件及其荧光体。
    • 6. 发明申请
    • HIGH-FREQUENCY FIELD-EMISSION DEVICE AND FABRICATION PROCESS
    • 高频场发射装置和制造工艺
    • WO1997009733A1
    • 1997-03-13
    • PCT/US1996013398
    • 1996-08-16
    • ADVANCED VISION TECHNOLOGIES, INC.POTTER, Michael, D.
    • ADVANCED VISION TECHNOLOGIES, INC.
    • H01J09/02
    • H01J3/022H01J9/025
    • Microelectronic field emission device (10) has an ultra-thin emitter electrode (30) extending parallel to substrate (20) and an anode (40). A control electrode (70) having a lateral dimension a small fraction of the emitter-to-anode gap width and a height dimension a small fraction of the anode height is spaced from the emitter by insulator (60). The control electrode may substantially surround the anode. A small capacitance between the electrodes allows high switching speeds. Plural control electrodes may be formed. A fabrication process (S1-S18) uses two sacrificial materials (150 and 160), one of which forms a temporary mandrel, and uses a conformal conductive layer to form each control electrode with small, precise dimensions and alignment.
    • 微电子场发射器件(10)具有平行于衬底(20)延伸的超薄发射电极(30)和阳极(40)。 具有发射极间距宽度的一小部分的横向尺寸和阳极高度的一小部分的高度尺寸的控制电极(70)通过绝缘体(60)与发射极间隔开。 控制电极可以基本上围绕阳极。 电极之间的小电容允许高切换速度。 可以形成多个控制电极。 制造工艺(S1-S18)使用两个牺牲材料(150和160),其中之一形成临时心轴,并且使用共形导电层以小的精确的尺寸和对准形成每个控制电极。
    • 8. 发明申请
    • AN ELECTROSTATIC PRESSURE TRANSDUCER AND A METHOD THEREOF
    • 静电压力传感器及其方法
    • WO03036246A3
    • 2003-07-03
    • PCT/US0234454
    • 2002-10-25
    • POTTER MICHAEL D
    • POTTER MICHAEL DMARTENS ALEXANDER E
    • G01L9/00G01L7/08
    • B81C1/00158B81B2201/0257B81C2201/0109G01L9/0073G01L9/0075
    • A pressure transducer system includes a housing (12) with a chamber (14), a member (20(1)) with a stored electrical charge, and a pair of electrodes (22, 24(1)) that are at least partially in alignment with each other. At least a portion of the chamber (14) is at a reference pressure. The member (20(1)) is connected to the housing (12) and extends across at least a portion of the chamber (14). Each pair of electrodes (22, 24(l)) is connected to the housing (12) and is spaced from and on substantially opposing sides of the member (20(1)). The member (20(1)) is movable with respect to the pair of electrodes (22, 24(1)) or one of the pair of electrodes is movable with respect to the member (20(1)) in response to a monitored pressure.
    • 压力传感器系统包括具有腔室(14)的壳体(12),具有储存电荷的构件(20(1))和一对电极(22,24(1)),所述电极至少部分地位于 相互对齐。 腔室(14)的至少一部分处于参考压力。 构件(20(1))连接到壳体(12)并延伸穿过腔室(14)的至少一部分。 每对电极(22,24(1))连接到壳体(12)并且与构件(20(1))的基本相对的侧面间隔开。 所述构件(20(1))可相对于所述一对电极(22,24(1))移动,或者所述一对电极中的一个可相对于所述构件(20(1))移动。 压力。
    • 9. 发明申请
    • DUAL CARRIER DISPLAY DEVICE AND FABRICATION PROCESS
    • 双载波显示设备和制造过程
    • WO1997016843A1
    • 1997-05-09
    • PCT/US1996017289
    • 1996-10-28
    • ADVANCED VISION TECHNOLOGIES, INC.POTTER, Michael, D.
    • ADVANCED VISION TECHNOLOGIES, INC.
    • H01J01/62
    • H05B33/12H01J61/00
    • Microelectronic light-emitting device (10) made with dual lateral thin-film emitters (35, 40) parallel to substrate (20). Each emitter has an emitting blade edge (110, 115). Opposed emitters for two opposite sign carriers are provided. Phosphor region (50) extends between the two emitters and contacts them. When a bias voltage is applied, electrons are injected into the phosphor from one emitter and holes are injected from the other. In the fabrication process these steps are performed: an insulating substrate is provided (S1, S2); an ultra-thin conductive emitter film is deposited and patterned (S3); an insulating layer is deposited over the emitter film (S4); conductive contacts are made through the insulating layer to the emitter film (S5, S6); a trench opening is etched through the insulating layer and emitter film, thus forming two emitting edges of two emitters (S7); phosphor is deposited into the trench opening and planarized (S8, S9); means are provided for applying an electrical bias to the two emitter contacts (S10).
    • 微电子发光器件(10)由平行于衬底(20)的双重横向薄膜发射器(35,40)制成。 每个发射器具有发射叶片边缘(110,115)。 提供了两个相对的标志载体的反射发射器。 磷光体区域(50)在两个发射器之间延伸并与它们接触。 当施加偏置电压时,电子从一个发射器注入到荧光体中,并且从另一个发射器注入空穴。 在制造过程中,进行这些步骤:提供绝缘基板(S1,S2); 沉积超薄的导电发射体膜并构图(S3); 绝缘层沉积在发射极膜上(S4); 通过绝缘层向发射极膜制造导电触点(S5,S6); 通过绝缘层和发射极膜蚀刻沟槽开口,从而形成两个发射极的两个发射边缘(S7); 磷光体沉积到沟槽开口并平坦化(S8,S9); 提供了用于向两个发射极触点施加电偏压的装置(S10)。
    • 10. 发明申请
    • INTEGRATED MEASURING AND MARKING SYSTEM
    • 综合测量和标记系统
    • WO1997014541A1
    • 1997-04-24
    • PCT/US1996013385
    • 1996-08-16
    • ANZA CORPORATIONPOTTER, Michael, D.DEVER, Kathleen, M.
    • ANZA CORPORATION
    • B25H07/04
    • G01B3/1071B25H7/04G01B3/1084G01B3/56G01B2003/1064G01B2003/1074G01B2003/1087G01B2003/1089G01B2003/1092
    • An integrated system for measuring and marking on a surface (110) has a housing (15, 80), a measuring element (40) at least partially contained within the housing, and a marking element (60) for marking the surface. The system is characterized in that the marking element is initially retained within the housing (80) and is maintained in a spaced-apart relationship to the surface until a user moves the housing in a predetermined direction relative to the surface, whereupon the surface is marked at the measured point. The predetermined direction is preferably perpendicular toward the surface, and the marking element preferably operates through an aperture (70) in the bottom surface of the housing. Various embodiments have features including a cursor (30) aligned with which the marking element, a modular removable and replaceable marking element (60), and either a linear measuring tape or an arcuate angle-measuring element (40).
    • 用于在表面(110)上测量和标记的集成系统具有壳体(15,80),至少部分地容纳在壳体内的测量元件(40)和用于标记表面的标记元件(60)。 该系统的特征在于,标记元件最初保持在壳体(80)内并且保持与表面间隔开的关系,直到用户相对于表面沿预定方向移动壳体,于是表面被标记 在测量点。 预定方向优选地朝向表面垂直,并且标记元件优选地通过壳体的底表面中的孔(70)操作。 各种实施例具有包括与标记元件对准的光标(30),模块化可移除和可更换标记元件(60)以及线性测量带或弓形角度测量元件(40)的特征。