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    • 1. 发明专利
    • Nonvolatile semiconductor storage device
    • 非易失性半导体存储器件
    • JP2013197268A
    • 2013-09-30
    • JP2012062002
    • 2012-03-19
    • Toshiba Corp株式会社東芝
    • TERAI KATSUYANISHIZAWA HIDEYUKIASAKAWA KOUJI
    • H01L27/28G11C16/04H01L21/336H01L21/8247H01L27/115H01L29/788H01L29/792H01L51/05H01L51/30
    • PROBLEM TO BE SOLVED: To provide a nonvolatile semiconductor storage device which improves reliability by including a charge generation layer between a semiconductor layer and a gate electrode, and charge storage layers which sandwich the charge generation layer.SOLUTION: A nonvolatile semiconductor storage device of an embodiment comprises: a semiconductor layer; a first insulation film formed on the semiconductor layer; a first charge storage layer which is formed on the first insulation film and includes a first organic molecule capable of storing an electric charge; a charge generation layer which is formed on the first insulation film and generates an electric charge upon application of an electric field; a second charge storage layer which is formed on the charge generation layer and includes a second organic molecule capable of storing an electric charge; a second insulation film formed on the second charge storage layer; and a gate electrode formed on the second insulation film.
    • 要解决的问题:提供一种通过在半导体层和栅电极之间包含电荷产生层以及夹着电荷产生层的电荷存储层来提高可靠性的非易失性半导体存储装置。解决方案:一种非易失性半导体存储装置, 实施例包括:半导体层; 形成在所述半导体层上的第一绝缘膜; 第一电荷存储层,其形成在第一绝缘膜上,并且包括能够存储电荷的第一有机分子; 电荷产生层,其形成在第一绝缘膜上并在施加电场时产生电荷; 第二电荷存储层,其形成在电荷产生层上,并且包括能够存储电荷的第二有机分子; 形成在所述第二电荷存储层上的第二绝缘膜; 以及形成在所述第二绝缘膜上的栅电极。
    • 4. 发明专利
    • 不揮発性半導体記憶装置
    • 非易失性半导体存储器件
    • JP2015038994A
    • 2015-02-26
    • JP2014183130
    • 2014-09-09
    • 株式会社東芝Toshiba Corp
    • HATTORI SHIGEKIICHIHARA REIKATERAI KATSUYANISHIZAWA HIDEYUKITADA TSUKASAASAKAWA KOUJIFUKUYA HIROYUKIMIKOSHIBA SATOSHIFUKUZUMI YOSHIAKIAOCHI HIDEAKI
    • H01L21/8247H01L21/336H01L27/10H01L27/115H01L27/28H01L29/788H01L29/792H01L45/00H01L49/00H01L51/05
    • 【課題】3次元積層メモリにより集積度を向上させた不揮発性半導体記憶装置を提供する。【解決手段】揮発性半導体記憶装置は、第1積層構造体ML1と、第1半導体層SP1と、第1有機膜48p1と、第1半導体側絶縁膜42p1と、第1電極側絶縁膜43p1と、を備える。第1積層構造体ML1は、第1方向に沿って積層された複数の第1電極膜61aと、第1電極間絶縁膜43p1と、を有する。第1半導体層SP1は、複数の第1電極膜61aの側面に対向する。第1有機膜48p1は、複数の第1電極膜61aの側面と第1半導体層SP1との間に設けられ有機化合物を含む。第1半導体側絶縁膜42p1は、第1有機膜48p1と第1半導体層SP1との間に設けられる。第1電極側絶縁膜43p1は、第1有機膜48p1と複数の第1電極膜61aの側面との間に設けられる。第1有機膜48p1は、第1半導体側絶縁膜42p1と結合している。【選択図】図1
    • 要解决的问题:提供一种通过三维多层存储器提高整合度的非易失性半导体存储器件。解决方案:非易失性半导体存储器件包括第一多层结构ML1,第一半导体层SP1,第一有机膜48p1 第一半导体侧绝缘膜42p1和第一电极侧绝缘膜43p1。 第一多层结构ML1具有沿着第一方向堆叠的多个第一电极膜61a和第一电极间绝缘膜62a。 第一半导体层SP1面对多个第一电极膜61a的侧面。 第一有机膜48p1设置在多个第一电极膜61a和第一半导体层SP1的侧表面之间,并且含有有机化合物。 半导体侧绝缘膜42p1设置在第一有机膜48p1和第一半导体层SP1之间。 第一电极侧绝缘膜43p1设置在第一有机膜48p1和多个第一电极膜61a之间。 第一有机膜48p1耦合到第一半导体侧绝缘膜42p1。
    • 8. 发明专利
    • Storage device and manufacturing method of the same
    • 存储器件及其制造方法
    • JP2012186365A
    • 2012-09-27
    • JP2011049184
    • 2011-03-07
    • Toshiba Corp株式会社東芝
    • ASAKAWA KOUJIHATTORI SHIGEKINISHIZAWA HIDEYUKIMIKOSHIBA SATOSHIICHIHARA REIKATERAI KATSUYA
    • H01L27/105H01L27/28H01L45/00H01L49/00H01L51/05H01L51/30H01L51/40
    • H01L51/0591G11C13/0014G11C13/003G11C2213/72G11C2213/73G11C2213/77
    • PROBLEM TO BE SOLVED: To provide a storage device which can achieve further microfabrication by optimizing a memory cell structure.SOLUTION: A storage device comprises: a plurality of first electrode lines; a plurality of second electrode lines crossing the first electrode lines; one via plug formed between one second electrode line and two first electrode lines adjacent to each other having a bottom surface facing the first electrode lines with the maximum diameter in a direction perpendicular to an extension direction of the first electrode line being less than a length of a sum of a width twice as long as a first electrode line width and a width between the first electrode lines; a first storage element formed between the via plug and one of the two first electrode lines; and a second storage element formed between the via plug and the other of the two first electrode lines.
    • 要解决的问题:提供一种可以通过优化存储单元结构来实现进一步微细加工的存储装置。 解决方案:存储装置包括:多个第一电极线; 与第一电极线交叉的多个第二电极线; 一个通孔塞形成在一个第二电极线和彼此相邻的两个第一电极线之间,具有面向第一电极线的底表面,其中第一电极线的垂直于第一电极线的延伸方向的方向上的最大直径小于第一电极线的长度 宽度为第一电极线宽度和第一电极线之间的宽度的两倍的宽度的总和; 形成在所述通孔插头和所述两个第一电极线中的一个之间的第一存储元件; 以及形成在所述通孔插头和所述两个第一电极线中的另一个之间的第二存储元件。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Solar cell equipped with electrode having mesh structure, and manufacturing method of the same
    • 具有电极结构的太阳能电池及其制造方法
    • JP2010219407A
    • 2010-09-30
    • JP2009066146
    • 2009-03-18
    • Toshiba Corp株式会社東芝
    • MASUNAGA KUMIFUJIMOTO AKIRANAKANISHI TSUTOMUTSUTSUMI EISHIKITAGAWA RYOTAASAKAWA KOUJINISHIZAWA HIDEYUKI
    • H01L31/042H01L21/28H01L31/04
    • H01L31/0236H01L31/022433Y02E10/50
    • PROBLEM TO BE SOLVED: To provide a solar cell which has both low resistance and high transmissivity and furthermore can efficiently utilize sunlight for excitation of a carrier and is equipped with a light incidence surface side electrode using inexpensive material, and to provide a method of manufacturing the solar cell.
      SOLUTION: The solar cell is equipped with: a photoelectric conversion layer; a light incidence surface side electrode layer; and counter electrode layers. The light incidence surface side electrode layer is provided with a plurality of openings penetrating the light incidence surface side electrode layer, and a film thickness thereof is in a range of 10 nm or more and 200 nm or less, and an area per one opening of the openings is in a range of 80 nm
      2 or more and 0.8 μm
      2 or less, and numerical apertures of the openings are in a range of 10% or more and 66% or less, and at least a part of a light absorbing layer is arranged at a distance of 1 μm or less from a contact surface of the light incidence surface side electrode layer and the photoelectric conversion layer. The light incidence surface side electrode layer of this solar cell can be formed by etching using a single particle layer of fine particles or dot patterns of a self-organization of a block copolymer as a mask, or by utilizing a stamper.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:提供一种具有低电阻和高透射率的太阳能电池,并且还可以有效地利用阳光来激发载体,并且使用廉价的材料配备有光入射面侧电极,并且提供 制造太阳能电池的方法。

      解决方案:太阳能电池配备有:光电转换层; 光入射面侧电极层; 和对电极层。 光入射面侧电极层设置有贯穿入射面侧电极层的多个开口,其膜厚在10nm以上且200nm以下的范围内,每1个开口面积 开口在80nm 2 以上且0.8μm 2 以下的范围内,开口的数值孔径在10%以上且66以上的范围内 %以下,并且光吸收层的至少一部分从光入射面侧电极层和光电转换层的接触面配置在1μm以下的距离处。 该太阳能电池的光入射面侧电极层可以通过使用单粒子层或嵌段共聚物的自组织的点图案作为掩模或利用压模进行蚀刻来形成。 版权所有(C)2010,JPO&INPIT