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    • 51. 发明授权
    • Semiconductor device and a method of manufacturing the same
    • 半导体装置及其制造方法
    • US07504297B2
    • 2009-03-17
    • US11723344
    • 2007-03-19
    • Kozo WatanabeShoji YoshidaMasashi SaharaShinichi TanabeTakashi Hashimoto
    • Kozo WatanabeShoji YoshidaMasashi SaharaShinichi TanabeTakashi Hashimoto
    • H01L21/8234
    • H01L29/872H01L27/0629H01L28/20H01L29/7833
    • A technology is provided where a high performance Schottky-barrier diode and other semiconductor elements can be formed in the same chip controlling the increase in the number of steps. After a silicon oxide film is deposited over a substrate where an n-channel type MISFET is formed and the silicon oxide film over a gate electrode and n+ type semiconductor region is selectively removed, a Co film is deposited over the substrate and a CoSi2 layer is formed over the n+ type semiconductor region and the gate electrode by applying a heat treatment to the substrate. After a silicon nitride film is deposited over the substrate and an aperture reaching the substrate is formed by removing the silicon nitride film and the silicon oxide film at the anode formation part of the Schottky barrier diode, a Ti film is deposited over the substrate including the inside of the aperture, and a TiSi2 layer which becomes an anode electrode of the Schottky-barrier diode is formed at the bottom of the aperture by applying a heat treatment to the substrate.
    • 提供了一种技术,其中可以在同一芯片中形成高性能肖特基势垒二极管和其他半导体元件,以控制步骤数量的增加。 在氧化硅膜沉积在其上形成n沟道型MISFET的衬底上并且选择性地去除栅电极和n +型半导体区上的氧化硅膜之后,在衬底上沉积Co膜,并且CoSi 2层是 通过对基板进行热处理而形成在n +型半导体区域和栅电极之上。 在氮化硅膜沉积在衬底上之后,通过去除肖特基势垒二极管的阳极形成部分处的氮化硅膜和氧化硅膜来形成到达衬底的孔径,在衬底上沉积Ti膜 在孔的内侧,通过对基板进行热处理,在孔的底部形成成为肖特基势垒二极管的阳极的TiSi 2层。
    • 53. 发明授权
    • Semiconductor device and a method of manufacturing the same
    • 半导体装置及其制造方法
    • US07348245B2
    • 2008-03-25
    • US11443257
    • 2006-05-31
    • Masaaki ShinoharaKozo WatanabeFukuo OwadaTakashi Aoyama
    • Masaaki ShinoharaKozo WatanabeFukuo OwadaTakashi Aoyama
    • H01L21/8234
    • H01L27/11568G11C11/005G11C16/0466H01L27/105H01L27/11573H01L29/665H01L29/6656H01L29/6659H01L29/7833
    • Manufacturing method of a semiconductor device for forming a rewritable nonvolatile memory cell including a first field effect transistor for memory, a circuit including a second field effect transistor and a circuit including a third field effect transistor, including forming a gate insulating film over a semiconductor substrate, a gate electrode over the gate insulating film and sidewall spacers over the sidewalls of the gate electrode associated with each of the first through third field effect transistors. The sidewall spacers of at least the first field effect transistor have a different width than that of at least the second field effect transistor, the gate electrode of the third field effect transistor has a different length than that of at least the first field effect transistor for memory and the gate insulating film of the third field effect transistor has a thickness larger than that of the second field effect transistor.
    • 一种半导体器件的制造方法,用于形成包括用于存储器的第一场效应晶体管的可重写非易失性存储单元,包括第二场效应晶体管的电路和包括第三场效应晶体管的电路,包括在半导体衬底上形成栅极绝缘膜 栅极绝缘膜上的栅电极和与第一至第三场效应晶体管中的每一个相关联的栅电极的侧壁上的侧壁隔离物。 至少第一场效应晶体管的侧壁间隔物具有与至少第二场效应晶体管不同的宽度,第三场效应晶体管的栅电极具有与至少第一场效应晶体管不同的长度, 存储器和第三场效应晶体管的栅极绝缘膜的厚度大于第二场效应晶体管的厚度。
    • 55. 发明申请
    • Semiconductor device and a method of manufacturing the same
    • 半导体装置及其制造方法
    • US20060214256A1
    • 2006-09-28
    • US11443252
    • 2006-05-31
    • Masaaki ShinoharaKozo WatanabeFukuo OwadaTakashi Aoyama
    • Masaaki ShinoharaKozo WatanabeFukuo OwadaTakashi Aoyama
    • H01L29/00
    • H01L27/11568H01L27/115
    • A semiconductor device having a rewritable nonvolatile memory cell including a first field effect transistor for memory, a circuit including a second field effect transistor and a circuit including a third field effect transistor, the transistors each including a gate insulating film formed over a semiconductor substrate, a gate electrode over the gate insulating film and sidewall spacers over the sidewalls of the corresponding gate electrode. Sidewall spacers of the first field effect transistor are different from those of at least the second field effect transistors. Also, the gate insulating film of the third field effect transistor has a thickness larger than that of the second field effect transistor and the gate electrode of the third field effect transistor has a length different from that of either the first field effect transistor or second field effect transistor. The sidewall spacers of the first field effect transistor include a first silicon oxide film, a first silicon nitride film over the first silicon oxide film and a second silicon oxide film over the first silicon nitride film.
    • 一种半导体器件,具有可重写非易失性存储单元,其包括用于存储的第一场效应晶体管,包括第二场效应晶体管的电路和包括第三场效应晶体管的电路,所述晶体管包括形成在半导体衬底上的栅极绝缘膜, 在栅极绝缘膜上方的栅电极和相应栅电极的侧壁上的侧壁间隔物。 第一场效应晶体管的侧壁间隔物与至少第二场效应晶体管的侧壁间隔物不同。 此外,第三场效应晶体管的栅极绝缘膜的厚度大于第二场效应晶体管的栅极绝缘膜,第三场效应晶体管的栅电极的长度与第一场效应晶体管或第二场效应晶体管的长度不同 效应晶体管。 第一场效应晶体管的侧壁间隔物包括第一氧化硅膜,第一氧化硅膜上的第一氮化硅膜和位于第一氮化硅膜上的第二氧化硅膜。
    • 58. 发明申请
    • Imaging apparatus
    • 成像设备
    • US20050271375A1
    • 2005-12-08
    • US11131328
    • 2005-05-18
    • Tsuyoshi WatanabeKozo WatanabeJo Kinoshita
    • Tsuyoshi WatanabeKozo WatanabeJo Kinoshita
    • G02B7/02G02B7/04G02B13/00G03B3/00H04N5/225H04N5/232
    • H04N5/23212G02B7/022G02B7/04G02B13/001G03B3/00H04N5/2254
    • An imaging apparatus, comprising a holder having a solid-state image sensor, a lens barrel rotatably engaged with the holder and having an optical device for focusing an image on the solid-state image sensor's acceptance surface, and a focus-adjusting device provided between the lens barrel and the holder, the focus-adjusting device including a cam mechanism capable of changing a distance between the optical device and the solid-state image sensor in response to relative rotation between the holder and the lens barrel, the cam mechanism including plural pairs of controlling parts having a plurality of bearing surfaces disposed on one of the lens barrel and the holder to space out peripherally and projecting in an optical direction of the optical device, and a plurality of receiving surfaces disposed peripherally on the other of the lens barrel and the holder to be positioned at equal intervals, projecting in the optical direction of the optical device and contactable with each of the bearing surfaces.
    • 一种成像装置,包括具有固态图像传感器的保持器,与保持器可旋转地接合的镜筒,并具有用于将图像聚焦在固态图像传感器的接受表面上的光学装置,以及聚焦调节装置, 所述镜筒和所述保持器,所述调焦装置包括能够响应于所述保持器和所述镜筒之间的相对旋转而改变所述光学装置与所述固态图像传感器之间的距离的凸轮机构,所述凸轮机构包括多个 成对的控制部件具有设置在透镜镜筒和保持器中的一个上的多个支承表面,用于沿光学装置的光学方向在外围空间和突出;以及多个接收表面,其设置在透镜镜筒的另一个周边 并且保持器以相等的间隔定位,在光学装置的光学方向上突出并且可与b中的每一个接触 耳朵表面。
    • 59. 发明授权
    • Process for producing semiconductor device and semiconductor device produced thereby
    • 由此生产半导体器件和半导体器件的方法
    • US06858515B2
    • 2005-02-22
    • US10638485
    • 2003-08-12
    • Norio IshitsukaHideo MiuraShuji IkedaYasuko YoshidaNorio SuzukiKozo WatanabeKenji Kanamitsu
    • Norio IshitsukaHideo MiuraShuji IkedaYasuko YoshidaNorio SuzukiKozo WatanabeKenji Kanamitsu
    • H01L21/76H01L21/316H01L21/762H01L29/06
    • H01L21/76232H01L29/0657
    • A semiconductor device free from electric failure in transistors at upper trench edges can be produced by a simplified process comprising basic steps of forming a pad oxide film on the circuit-forming side of a semiconductor substrate; forming an oxidation prevention film on the pad oxide film; removing the oxidation presention film and the pad oxide film at a desired position, thereby exposing the surface of the semiconductor substrate; horizontally recessing the pad oxide film, etching the exposed surface of the semiconductor substrate by isotropic etching; forming a trench to a desired depth, using the oxidation prevention film as a mask; horizontally recessing the pad oxide film; oxidizing the trench formed in the semiconductor substrate; embedding an embedding isolation film in the oxidized trench; removing the embedding isolation film formed on the oxidation prevention film; removing the oxidation prevention film formed on the circuit-forming side of the semiconductor substrate; and removing the pad oxide film formed on the circuit-forming side of the semiconductor substrate, where round upper trench edges with a curvature can be obtained, if necessary, by conducting isotropic etching of exposed surface of the semiconductor substrate and horizontally recessing of the pad oxide film before the oxidation of the trench, whereby only one oxidation step is required.
    • 在上沟槽边缘处的晶体管中没有电故障的半导体器件可以通过简化的工艺制造,包括在半导体衬底的电路形成侧形成衬垫氧化膜的基本步骤; 在衬垫氧化膜上形成氧化防止膜; 在期望的位置除去氧化呈现膜和衬垫氧化膜,从而暴露半导体衬底的表面; 水平地凹陷衬垫氧化膜,通过各向同性蚀刻蚀刻半导体衬底的暴露表面; 使用氧化防止膜作为掩模,形成期望深度的沟槽; 使衬垫氧化膜水平地凹陷; 氧化在半导体衬底中形成的沟槽; 在氧化沟槽中嵌入嵌入隔离膜; 去除形成在防氧化膜上的嵌入隔离膜; 去除形成在半导体衬底的电路形成侧的氧化防止膜; 以及去除形成在半导体衬底的电路形成侧的衬垫氧化膜,其中如果需要,可以获得具有曲率的圆形上沟槽边缘,通过对半导体衬底的暴露表面进行各向同性蚀刻并且使衬垫的水平凹陷 氧化膜在沟槽氧化之前,因此只需要一个氧化步骤。