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    • 3. 发明授权
    • Method for coating a semiconductor device with a phosphosilicate glass
    • 用磷硅玻璃涂覆半导体器件的方法
    • US4513026A
    • 1985-04-23
    • US518329
    • 1983-08-01
    • Hidekazu MiyamotoYoshimi ShioyaMamoru MaedaMikio Takagi
    • Hidekazu MiyamotoYoshimi ShioyaMamoru MaedaMikio Takagi
    • C23C16/44C23C16/455H01L21/316
    • C23C16/45514C23C16/455C23C16/45578H01L21/02129H01L21/02271H01L21/31625
    • A semiconductor device having a deposited phosphosilicate glass film, containing an insubstantial amount of hydrogen and a low phosphorus concentration, is manufactured at a high mass productivity. This semiconductor device is manufactured by first placing plural substrates for semiconductor devices to be treated in a reaction tube so that the main surfaces of the substrates are substantially vertically aligned with respect to one another and are substantially perpendicularly intersected by the central axis of the reaction tube, the reaction tube being provided with at least two gas feed pipes having plural small openings pierced along the longitudinal direction thereof. Second, a silicon compound gas is introduced through one of the gas feed pipes into the reaction tube and an oxidizing gas is introduced through the other of the gas feed pipes into the reaction tube, while the inside of the reaction tube is maintained a reduced low pressure, whereby phosphosilicate glass films are deposited on the main surfaces of the substrates.
    • 具有含有非实质量的氢和低磷浓度的沉积磷硅酸盐玻璃膜的半导体器件以高质量生产率被制造。 该半导体器件通过首先在反应管中放置要处理的半导体器件的多个基板,使得基板的主表面相对于彼此大致垂直取向并且基本上垂直于反应管的中心轴线相交 反应管设置有至少两个气体供给管,其具有沿其纵向方向刺穿的多个小开口。 其次,将硅化合物气体通过气体供给管中的一个引入反应管中,并且将氧化气体通过另一个气体供给管引入反应管中,同时反应管的内部保持较低的 压力,由此磷硅玻璃膜沉积在基板的主表面上。
    • 5. 发明授权
    • Method of growing silicate glass layers employing chemical vapor
deposition process
    • 使用化学气相沉积工艺生长硅酸盐玻璃层的方法
    • US4487787A
    • 1984-12-11
    • US436294
    • 1982-10-25
    • Yoshimi ShioyaMikio Takagi
    • Yoshimi ShioyaMikio Takagi
    • C23C16/40C23C16/455C30B31/02H01L21/225H01L21/316
    • H01L21/31625C23C16/401C23C16/455C30B29/06C30B31/02H01L21/02129H01L21/02271H01L21/2255
    • Impurity concentration doped in PSG deposited on semiconductor substrates employing chemical vapor deposition process depends on the flow rate of reactive gases in the neighborhood of the first one of the plural semiconductor substrates processed with the same equipment in one batch at the same time. Regulation of the flow rate of the reactive gases in the neighborhood of the first one of the plural semiconductor substrates processed with the same equipment in one batch at the same time is effective to make the impurity concentration doped in PSG uniform for all the semiconductor substrates processed in one batch employing the presently available sealed tube type equipment for vacuum vapor deposition process. The flow rate regulation is possible by monitoring readings of a manometer which is arranged around the inlets thereof and which was calibrated by the flow rate of a nonreactive gas such as nitrogen gas.
    • 使用化学气相沉积工艺沉积在半导体衬底上的PSG中掺杂的杂质浓度取决于同时在一批中用相同设备处理的多个半导体衬底中的第一个半导体衬底附近的反应气体的流速。 同时在同一设备中处理的多个半导体衬底中的第一个半导体衬底附近的反应气体的流量的调节对于所加工的所有半导体衬底均匀掺杂PSG中的杂质浓度是有效的 在一批中使用目前可用的真空气相沉积工艺的密封管式设备。 通过监测布置在其入口周围的压力计的读数并且通过诸如氮气的非反应性气体的流量校准的流量调节是可能的。