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    • 44. 发明授权
    • Semiconductor structure and method for manufacturing the same
    • 半导体结构及其制造方法
    • US08969164B2
    • 2015-03-03
    • US14002456
    • 2012-03-23
    • Huilong ZhuZhijiong LuoHaizhou Yin
    • Huilong ZhuZhijiong LuoHaizhou Yin
    • H01L21/336H01L29/78H01L29/66H01L29/08H01L21/84H01L27/12H01L21/8234H01L29/51
    • H01L29/7842H01L21/823412H01L21/84H01L27/1203H01L29/0847H01L29/51H01L29/66431
    • A semiconductor structure comprises a substrate, a gate stack, a base area, and a source/drain region, wherein the gate stack is located on the base area, the source/drain region is located in the base area, and the base area is located on the substrate. A supporting isolated structure is provided between the base area and the substrate, wherein part of the supporting structure is connected to the substrate; a cavity is provided between the base area and the substrate, wherein the cavity is composed of the base area, the substrate and the supporting isolated structure. A stressed material layer is provided on both sides of the gate stack, the base area and the supporting isolated structure. Correspondingly, a method is provided for manufacturing such a semiconductor structure, which inhibits the short channel effect, reduces the parasitic capacitance and leakage current, and enhances the steepness of the source/drain region.
    • 半导体结构包括衬底,栅极堆叠,基极区域和源极/漏极区域,其中栅极堆叠层位于基极区域上,源极/漏极区域位于基极区域中,并且基极区域是 位于基板上。 在基部区域和基板之间设置支撑隔离结构,其中支撑结构的一部分连接到基板; 在基部区域和基板之间设置空腔,其中空腔由基底区域,基底和支撑隔离结构构成。 在栅极堆叠的两侧,基部区域和支撑隔离结构上设置应力材料层。 相应地,提供了一种用于制造这种半导体结构的方法,其抑制短沟道效应,降低寄生电容和漏电流,并且增强源/漏区的陡度。
    • 45. 发明授权
    • Semiconductor device and method for manufacturing the same
    • 半导体装置及其制造方法
    • US08828840B2
    • 2014-09-09
    • US13379546
    • 2011-04-26
    • Zhijiong LuoHuilong ZhuHaizhou Yin
    • Zhijiong LuoHuilong ZhuHaizhou Yin
    • H01L21/762H01L21/02
    • H01L21/76232H01L21/02381H01L21/02521H01L21/02639H01L21/02647
    • A semiconductor device and a method for manufacturing the same are disclosed. The method comprises: forming at least one trench in a first semiconductor layer, wherein at least lower portions of respective sidewalls of the trench tilt toward outside of the trench; filling a dielectric material in the trench, thinning the first semiconductor layer so that the first semiconductor layer is recessed with respect to the dielectric material, and epitaxially growing a second semiconductor layer on the first semiconductor layer, wherein the first semiconductor layer and the semiconductor layer comprise different materials from each other. According to embodiments of the disclosure, defects occurring during the heteroepitaxial growth can be effectively suppressed.
    • 公开了一种半导体器件及其制造方法。 该方法包括:在第一半导体层中形成至少一个沟槽,其中沟槽的各个侧壁的至少下部部分朝向沟槽的外侧倾斜; 在沟槽中填充介电材料,使第一半导体层变薄,使得第一半导体层相对于电介质材料凹陷,并且在第一半导体层上外延生长第二半导体层,其中第一半导体层和半导体层 包括彼此不同的材料。 根据本公开的实施例,可以有效地抑制在异质外延生长期间发生的缺陷。
    • 49. 发明授权
    • Semiconductor structure and method for manufacturing the same
    • 半导体结构及其制造方法
    • US08598666B2
    • 2013-12-03
    • US13504935
    • 2011-11-03
    • Huilong ZhuHaizhou YinZhijiong Luo
    • Huilong ZhuHaizhou YinZhijiong Luo
    • H01L27/12
    • H01L27/124H01L21/743H01L27/1218H01L29/78
    • The present invention relates to a semiconductor structure and a method for manufacturing the same. A semiconductor structure comprises: a semiconductor substrate; a first insulating material layer, a first conductive material layer, a second insulating material layer, a second conductive material layer and an insulating buried layer formed in sequence on the semiconductor substrate; a semiconductor layer bonded on the insulating buried layer; transistors formed on the semiconductor layer, the channel regions of the transistors each being formed in the semiconductor layer and each having a back-gate formed from the second conductive material layer; a dielectric layer covering the semiconductor layer and the transistors; isolation structures for at least electrically isolating each transistor from its adjacent transistors, the top of the isolation structures being flush with or slightly higher than the upper surface of the semiconductor layer, and the bottom of the isolation structures being in the second insulating material layer; and a conductive contact running through the dielectric layer and extending down into the first conductive material layer.
    • 半导体结构及其制造方法技术领域本发明涉及半导体结构及其制造方法。 半导体结构包括:半导体衬底; 在半导体衬底上依次形成第一绝缘材料层,第一导电材料层,第二绝缘材料层,第二导电材料层和绝缘掩埋层; 接合在绝缘掩埋层上的半导体层; 形成在半导体层上的晶体管,晶体管的沟道区各自形成在半导体层中,每一个具有由第二导电材料层形成的背栅; 覆盖半导体层和晶体管的电介质层; 用于至少将每​​个晶体管与其相邻晶体管电隔离的隔离结构,隔离结构的顶部与半导体层的上表面齐平或略高,隔离结构的底部位于第二绝缘材料层中; 以及导电接触件,其穿过介电层并向下延伸到第一导电材料层中。
    • 50. 发明授权
    • Semiconductor structure and method for manufacturing the same
    • 半导体结构及其制造方法
    • US08546910B2
    • 2013-10-01
    • US13380723
    • 2011-08-24
    • Haizhou YinHuilong ZhuZhijiong Luo
    • Haizhou YinHuilong ZhuZhijiong Luo
    • H01L21/70
    • H01L29/66772H01L29/78603H01L29/78696
    • The present invention provides a semiconductor structure, which comprises a substrate, a semiconductor base, a cavity, a gate stack, sidewall spacers, source/drain regions and a contact layer; wherein, the gate stack is located on the semiconductor base, the sidewall spacers are located on sidewalls of the gate stack, the source/drain regions are embedded within the semiconductor base and located on both sides of the gate stack, the cavity is embedded within the substrate, and the semiconductor base is suspended over the cavity, the thickness in the middle portion of the semiconductor base is greater than the thicknesses at both ends of the semiconductor base in a direction along the gate length, and both ends of the semiconductor base are connected with the substrate in a direction along the gate width; the contact layer covers exposed surfaces of the source/drain regions. Accordingly, the present invention further provides a method for manufacturing a semiconductor structure, which is favorable for reducing the contact resistance at the source/drain regions, enhancing the device performance, lowering the cost and simplifying the manufacturing process.
    • 本发明提供一种半导体结构,其包括衬底,半导体基底,空腔,栅极堆叠,侧壁间隔物,源极/漏极区域和接触层; 其中,所述栅极堆叠位于所述半导体基底上,所述侧壁间隔物位于所述栅极堆叠的侧壁上,所述源极/漏极区域被嵌入所述半导体基底内并且位于所述栅极堆叠的两侧,所述腔体嵌入 衬底和半导体衬底悬挂在空腔上,半导体衬底的中间部分的厚度大于沿着栅极长度方向的半导体衬底的两端的厚度,并且半导体衬底的两端 沿着所述栅极宽度的方向与所述基板连接; 接触层覆盖源极/漏极区域的暴露表面。 因此,本发明还提供了一种制造半导体结构的方法,其有利于降低源/漏区的接触电阻,提高器件性能,降低成本并简化制造工艺。