Semiconductor device manufacturing: process – Making field effect device having pair of active regions... – On insulating substrate or layer
Reexamination Certificate
2007-11-30
2009-08-04
Coleman, W. David (Department: 4116)
Semiconductor device manufacturing: process
Making field effect device having pair of active regions...
On insulating substrate or layer
C438S413000, C257SE21415, C257SE21564
Reexamination Certificate
active
07569438
ABSTRACT:
A method of manufacturing a semiconductor device that includes the steps of forming an oxide film on a surface layer section, forming a window section by selectively removing the oxide film, forming a first semiconductor layer, forming a second semiconductor layer, forming a pair of support member holes for exposing the substrate semiconductor layer, forming a support member on the active surface side of the semiconductor substrate, forming an end-exposed surface exposing at least a part of an end of the first semiconductor layer, forming a substrate semiconductor layer exposed surface, removing the first semiconductor layer below the support member by wet etching, filling a hollow section obtained by the wet etching with an oxide film using thermal oxidation, exposing the second semiconductor layer and providing a semiconductor device to the second semiconductor layer.
REFERENCES:
patent: 7425495 (2008-09-01), Kanemoto
patent: 7452781 (2008-11-01), Kanemoto
patent: 2007/0138512 (2007-06-01), Kanemoto
patent: 2008/0150075 (2008-06-01), Chang
patent: A 2006-108205 (2006-04-01), None
Sakai, T. et al. “Separation by Bonding Si Islands (SBSI) for LSI Applications.” Abstract of Second International SiGe Technology and Device Meeting, pp. 230-231 (2004).
Coleman W. David
Oliff & Berridg,e PLC
Seiko Epson Corporation
Shook Daniel
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