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    • 81. 发明申请
    • STRUCTURE FOR RELAXED SIGE BUFFERS INCLUDING METHOD AND APPARATUS FOR FORMING
    • 松散信号缓冲器的结构,包括形成方法和装置
    • US20170040421A1
    • 2017-02-09
    • US15210030
    • 2016-07-14
    • Applied Materials, Inc.
    • Zhiyuan YEErrol Antonio C. SANCHEZKeun-Yong BANXinyu BAO
    • H01L29/267H01L21/02C23C8/02H01L29/06
    • C23C8/02H01L21/02381H01L21/0245H01L21/02461H01L21/02463H01L21/02502H01L21/02532H01L21/0262
    • Embodiments of the present disclosures provide methods and apparatus for manufacturing semiconductor devices such as transistors used for amplifying or switching electronic signals. Specifically, embodiments of the present disclosure generally relate to a semiconductor device having a film stack including an interlayer of semiconductor material and a buffer layer of semiconductor material underneath an active device layer. In various embodiments, the interlayer may include group III-V semiconductor materials formed between a first surface of a silicon-based substrate and the buffer layer. In certain embodiments the buffer layer may comprise group IV semiconductor materials. The interlayer may have a lattice constant designed to mitigate lattice mismatch between the group IV buffer layer and the silicon-based substrate. The buffer layer may provide improved integration of the active device layer to improve the performance of the resulting device.
    • 本公开的实施例提供了用于制造用于放大或切换电子信号的晶体管的半导体器件的方法和装置。 具体地,本公开的实施例一般涉及具有包括半导体材料的中间层和在有源器件层下方的半导体材料的缓冲层的膜堆叠的半导体器件。 在各种实施例中,中间层可以包括在硅基衬底的第一表面和缓冲层之间形成的III-V族半导体材料。 在某些实施例中,缓冲层可以包括IV族半导体材料。 中间层可以具有设计用于减轻IV族缓冲层和硅基底物之间的晶格失配的晶格常数。 缓冲层可以提供有源器件层的改进的集成以提高所得器件的性能。