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    • 3. 发明授权
    • Memory
    • 记忆
    • US08331142B2
    • 2012-12-11
    • US12970744
    • 2010-12-16
    • Dieter BimbergMartin GellerAndreas MarentTobias Nowozin
    • Dieter BimbergMartin GellerAndreas MarentTobias Nowozin
    • G11C11/34H01L29/68
    • B82Y10/00H01L29/66825H01L29/788H01L29/803
    • An embodiment of the invention relates to a memory comprising a strained double-heterostructure having an inner semiconductor layer which is sandwiched between two outer semiconductor layers, wherein the lattice constant of the inner semiconductor layer differs from the lattice constants of the outer semiconductor layers, the resulting lattice strain in the double-heterostructure inducing the formation of at least one quantum dot inside the inner semiconductor layer, said at least one quantum dot being capable of storing charge carriers therein, and wherein, due to the lattice strain, the at least one quantum dot has an emission barrier of 1.15 eV or higher, and provides an energy state density of at least three energy states per 1000 nm3, all said at least three energy states being located in an energy band of 50 meV or less.
    • 本发明的一个实施例涉及包含应变双异质结构的存储器,其具有夹在两个外半导体层之间的内半导体层,其中内半导体层的晶格常数与外半导体层的晶格常数不同, 所述双异质结构中的晶格应变导致在所述内半导体层内部形成至少一个量子点,所述至少一个量子点能够在其中存储电荷载流子,并且其中由于晶格应变,所述至少一个 量子点具有1.15eV或更高的发射势垒,并且提供每1000nm 3至少三个能量状态的能态状态密度,所有所述至少三个能态位于50meV或更小的能带内。
    • 7. 发明授权
    • MEMFET RAM
    • US08120071B2
    • 2012-02-21
    • US12685494
    • 2010-01-11
    • Alexandre M. BratkovskiR. Stanley Williams
    • Alexandre M. BratkovskiR. Stanley Williams
    • H01L29/80H01L31/112H01L29/792
    • H01L27/101H01L29/803
    • A non-volatile field-effect device. The non-volatile field-effect device includes a source, a drain, a channel-formation portion and a memristive gate. The channel-formation portion is disposed between and coupled with the source and the drain. The memristive gate is disposed over the channel-formation portion and coupled with the channel-formation portion. The memristive gate includes a plurality of mobile ions and a confinement structure for the plurality of mobile ions. Moreover, the memristive gate is configured to switch the channel-formation portion from a first conductivity state to a second conductivity state in response to migration of the plurality of mobile ions within the confinement structure.
    • 非易失性场效应器件。 非易失性场效应器件包括源极,漏极,沟道形成部分和忆阻栅极。 通道形成部分设置在源极和漏极之间并与源极耦合。 忆阻门设置在通道形成部分上方并与通道形成部分联接。 忆阻门包括多个移动离子和多个移动离子的约束结构。 此外,忆阻门被配置为响应于限制结构内的多个移动离子的迁移,将沟道形成部分从第一导电状态切换到第二导电状态。
    • 8. 发明申请
    • MEMFET RAM
    • US20110169052A1
    • 2011-07-14
    • US12685494
    • 2010-01-11
    • Alexandre M. BratkovskiR. Stanley Williams
    • Alexandre M. BratkovskiR. Stanley Williams
    • H01L27/085H01L29/80
    • H01L27/101H01L29/803
    • A non-volatile field-effect device. The non-volatile field-effect device includes a source, a drain, a channel-formation portion and a memristive gate. The channel-formation portion is disposed between and coupled with the source and the drain. The memristive gate is disposed over the channel-formation portion and coupled with the channel-formation portion. The memristive gate includes a plurality of mobile ions and a confinement structure for the plurality of mobile ions. Moreover, the memristive gate is configured to switch the channel-formation portion from a first conductivity state to a second conductivity state in response to migration of the plurality of mobile ions within the confinement structure.
    • 非易失性场效应器件。 非易失性场效应器件包括源极,漏极,沟道形成部分和忆阻栅极。 通道形成部分设置在源极和漏极之间并与源极耦合。 忆阻门设置在通道形成部分上方并与通道形成部分联接。 忆阻门包括多个移动离子和多个移动离子的约束结构。 此外,忆阻门被配置为响应于限制结构内的多个移动离子的迁移,将沟道形成部分从第一导电状态切换到第二导电状态。
    • 10. 发明授权
    • Semiconductor device and manufacturing method of the same
    • 半导体器件及其制造方法相同
    • US06459120B1
    • 2002-10-01
    • US09635691
    • 2000-08-10
    • Masashi Shima
    • Masashi Shima
    • H01L29788
    • B82Y10/00H01L21/30617H01L29/122H01L29/127H01L29/803
    • A regular tetrahedral groove is formed in a wafer, and a memory unit is formed, which includes a channel layer as a first semiconductor layer to serve as a channel, a three-layer structure floating layer as a second semiconductor layer to serve as a floating gate, and an electrode contact layer as a third semiconductor layer to secure drain contact. The floating layer is formed into a three-layer structure of a p-AlGaAs layer, an i-InGaAs layer and a p-AlGaAs layer. It is possible to provide a semiconductor device capable of securing its sufficient functionality at a room temperature by using a quantum dot structure, and achieving an ultimate high-density integration with high reliability. Also provided is a method capable of easily manufacturing semiconductor devices having such a construction.
    • 在晶片中形成规则的四面体沟槽,并且形成存储单元,该存储单元包括沟道层作为用作沟道的第一半导体层,作为第二半导体层的三层结构浮动层用作浮置 栅极和电极接触层作为第三半导体层以确保漏极接触。 浮置层形成为p-AlGaAs层,i-InGaAs层和p-AlGaAs层的三层结构。 可以提供能够通过使用量子点结构在室温下确保其足够的功能性的半导体器件,并且以高可靠性实现最终的高密度集成。 还提供了能够容易地制造具有这种结构的半导体器件的方法。