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    • 4. 发明授权
    • Programmable bipolar electronic device
    • 可编程双极电子器件
    • US08787064B2
    • 2014-07-22
    • US13130805
    • 2009-01-13
    • Theodore I. KaminsR. Stanley Williams
    • Theodore I. KaminsR. Stanley Williams
    • G11C11/00
    • G11C13/0002G11C13/003G11C2213/52G11C2213/53H01L27/101H01L27/1026H01L45/08H01L45/1206H01L45/122H01L45/14H01L45/145H01L45/146H01L45/147
    • A configurable memristive device (300) for regulating an electrical signal includes a memristive matrix (350) containing a first dopant species; emitter (320), collector (310), and a base electrodes (330, 340) which are in contact with the memristive matrix (350); and a mobile dopant species contained within a central region (360) contiguous with the base electrodes (330, 340), the mobile dopant species moving within the memristive matrix (350) in response to a programming electrical field. A method of configuring and using a memristive device (300) includes: applying a programming electrical field across a memristive matrix (350) such that a mobile dopant species creates a central doped region (360) which bisects the memristive matrix (350); and applying a control voltage to the central doped region (360) to regulate current flow between an emitter electrode (320) and a collector electrode (310).
    • 用于调节电信号的可配置忆阻装置(300)包括含有第一掺杂剂物质的忆阻矩阵(350) 发射极(320),集电极(310)以及与所述忆阻矩阵(350)接触的基极(330,340); 以及包含在与所述基极(330,340)相邻的中心区域(360)内的移动掺杂剂物质,所述移动掺杂剂物质响应于编程电场在所述忆阻矩阵(350)内移动。 一种配置和使用忆阻器件(300)的方法包括:跨越忆阻矩阵(350)施加编程电场,使得移动掺杂物物质形成将所述忆阻矩阵(350)平分的中心掺杂区域(360); 以及向所述中心掺杂区域(360)施加控制电压以调节发射极电极(320)和集电极电极(310)之间的电流。
    • 5. 发明授权
    • Formation of nanoscale wires
    • 纳米线的形成
    • US06773616B1
    • 2004-08-10
    • US10033408
    • 2001-12-26
    • Yong ChenDouglas A. A. OhlbergTheodore I. KaminsR. Stanley Williams
    • Yong ChenDouglas A. A. OhlbergTheodore I. KaminsR. Stanley Williams
    • B44C122
    • C30B23/02C30B25/02C30B29/605Y10S977/888
    • Self-organized, or self-assembled, nanowires of a first composition may be used as an etching mask for fabrication of nanowires of a second composition. The method for forming such nanowires comprises: (a) providing an etchable layer of the second composition and having a buried insulating layer beneath a major surface thereof; (b) growing self-assembled nanowires on the surface of the etchable layer; and (c) etching the etchable layer anisotropically down to the insulating layer, using the self-assembled nanowires as a mask. The self-assembled nanowires may be removed or left. In either event, nanowires of the second composition are formed. The method enables the formation of one-dimensional crystalline nanowires with widths and heights at the nanometer scale, and lengths at the micrometer scale, which are aligned along certain crystallographic directions with high crystal quality. Further, the method of the present invention avoids traditional lithography methods, minimizes environmental toxic chemicals usage, simplifies the manufacturing processes, and allows the formation of high-quality one-dimensional nanowires over large areas.
    • 可以将第一组合物的自组织或自组装的纳米线用作用于制造第二组合物的纳米线的蚀刻掩模。 形成这种纳米线的方法包括:(a)提供第二组合物的可蚀刻层,并在其主表面下方具有掩埋绝缘层; (b)在可蚀刻层的表面上生长自组装纳米线; 和(c)使用自组装纳米线作为掩模,各向异性地将可蚀刻层蚀刻到绝缘层。 自组装纳米线可以被去除或留下。 在任一情况下,形成第二组合物的纳米线。 该方法能够形成具有纳米尺度的宽度和高度的一维结晶纳米线,以及在具有高晶体质量的某些晶体方向上对准的微米尺度的长度。 此外,本发明的方法避免了传统的光刻方法,使环境有毒化学品的使用最小化,简化了制造工艺,并且允许在大面积上形成高质量的一维纳米线。
    • 7. 发明授权
    • Raman signal-enhancing structures and devices
    • 拉曼信号增强结构和器件
    • US07359048B2
    • 2008-04-15
    • US11413910
    • 2006-04-28
    • Shih-Yuan WangR. Stanley WilliamsRaymond G. BeausoleilTheodore I. KaminsZhiyong LiWei Wu
    • Shih-Yuan WangR. Stanley WilliamsRaymond G. BeausoleilTheodore I. KaminsZhiyong LiWei Wu
    • G01J3/44G01N21/65
    • G01N21/658G01J3/44
    • Raman systems include a radiation source, a radiation detector, and a Raman device or signal-enhancing structure. Raman devices include a tunable resonant cavity and a Raman signal-enhancing structure coupled to the cavity. The cavity includes a first reflective member, a second reflective member, and an electro-optic material disposed between the reflective members. The electro-optic material exhibits a refractive index that varies in response to an applied electrical field. Raman signal-enhancing structures include a substantially planar layer of Raman signal-enhancing material having a major surface, a support structure extending from the major surface, and a substantially planar member comprising a Raman signal-enhancing material disposed on an end of the support structure opposite the layer of Raman signal-enhancing material. The support structure separates at least a portion of the planar member from the layer of Raman signal-enhancing material by a selected distance of less than about fifty nanometers.
    • 拉曼系统包括辐射源,辐射检测器和拉曼器件或信号增强结构。 拉曼器件包括耦合到空腔的可调谐谐振腔和拉曼信号增强结构。 空腔包括第一反射构件,第二反射构件和设置在反射构件之间的电光材料。 电光材料表现出响应于所施加的电场而变化的折射率。 拉曼信号增强结构包括具有主表面的基本平坦的拉曼信号增强材料层,从主表面延伸的支撑结构和包括设置在支撑结构的端部上的拉曼信号增强材料的基本上平面的构件 与拉曼信号增强材料层相对。 支撑结构将平面构件的至少一部分与拉曼信号增强材料层分开小于约五十纳米的选定距离。