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Class Information
Number: 438/471
Name: Semiconductor device manufacturing: process > Gettering of substrate
Description: Process having a step of treating a semiconductor substrate to reduce or remove deleterious defects (impurities, vacancies, dislocations, etc.) therefrom.


Sub-classes under this class:

Class Number Class Name Patents
438/473 By implanting or irradiating 194
438/476 By layers which are coated, contacted, or diffused 257
438/477 By vapor phase surface reaction 94
438/472 By vibrating or impacting 34


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7615470 Method of manufacturing gallium nitride semiconductor Nov. 10, 2009
7601541 Method for detecting Cu concentration of silicon substrate Oct. 13, 2009
7592235 Semiconductor device including semiconductor memory element and method for producing same Sep. 22, 2009
7582540 Method for manufacturing SOI wafer Sep. 1, 2009
7563693 Method for manufacturing semiconductor substrate and semiconductor substrate Jul. 21, 2009
7538011 Method of manufacturing a semiconductor device May. 26, 2009
7524713 Manufacturing method of semiconductor device Apr. 28, 2009
7518196 Field effect transistor with narrow bandgap source and drain regions and method of fabrication Apr. 14, 2009
7507640 Method for producing silicon wafer Mar. 24, 2009
7501329 Wafer gettering using relaxed silicon germanium epitaxial proximity layers Mar. 10, 2009
7485551 Semiconductor-on-insulator type heterostructure and method of fabrication Feb. 3, 2009
7473620 Process for adjusting the strain on the surface or inside a substrate made of a semiconductor material Jan. 6, 2009
7452742 Solid-state imaging device, camera and method of producing the solid-state imaging device Nov. 18, 2008
7419886 Thermal treatment equipment and method for heat-treating Sep. 2, 2008
7407867 Method for concurrently producing at least a pair of semiconductor structures that each include at least one useful layer on a substrate Aug. 5, 2008
7407871 Method for passivation of plasma etch defects in DRAM devices Aug. 5, 2008
7405131 Method and structure to prevent silicide strapping of source/drain to body in semiconductor devices with source/drain stressor Jul. 29, 2008
7397110 High resistance silicon wafer and its manufacturing method Jul. 8, 2008
7387952 Semiconductor substrate for solid-state image pickup device and producing method therefor Jun. 17, 2008
7364987 Method for manufacturing semiconductor device Apr. 29, 2008
7332385 Method of manufacturing a semiconductor device that includes gettering regions Feb. 19, 2008
7332416 Methods to manufacture contaminant-gettering materials in the surface of EUV optics Feb. 19, 2008
7329590 Method for depositing nanolaminate thin films on sensitive surfaces Feb. 12, 2008
7326597 Gettering using voids formed by surface transformation Feb. 5, 2008
7323398 Method of layer transfer comprising sequential implantations of atomic species Jan. 29, 2008
7320931 Interfacial layer for use with high k dielectric materials Jan. 22, 2008
7297573 Methods and apparatus for particle reduction in MEMS devices Nov. 20, 2007
7297927 Fabrication of low leakage-current backside illuminated photodiodes Nov. 20, 2007
7294561 Internal gettering in SIMOX SOI silicon substrates Nov. 13, 2007
7288206 High-purity alkali etching solution for silicon wafers and use thereof Oct. 30, 2007
7269885 Method of manufacturing a piezoelectric vibrator Sep. 18, 2007
7202124 Strained gettering layers for semiconductor processes Apr. 10, 2007
7199057 Method of eliminating boron contamination in annealed wafer Apr. 3, 2007
7198974 Micro-mechanically strained semiconductor film Apr. 3, 2007
7195990 Process for producing a photoelectric conversion device that includes using a gettering process Mar. 27, 2007
7192813 Crystalline semiconductor thin film, method of fabricating the same, semiconductor device, and method of fabricating the same Mar. 20, 2007
7166505 Method for making a semiconductor device having a high-k gate dielectric Jan. 23, 2007
7164187 Semiconductor and semiconductor substrate, method of manufacturing the same, and semiconductor device Jan. 16, 2007
7155803 Method of manufacturing a sensor element having integrated reference pressure Jan. 2, 2007
7151060 Device and method for thermally treating semiconductor wafers Dec. 19, 2006
7135386 Process for fabricating a semiconductor device Nov. 14, 2006
7135351 Method for controlling of thermal donor formation in high resistivity CZ silicon Nov. 14, 2006
7129120 Method of manufacturing a semiconductor film and method of manufacturing a semiconductor device by transferring crystallization promoting material in the first semiconductor film to the second Oct. 31, 2006
7112509 Method of producing a high resistivity SIMOX silicon substrate Sep. 26, 2006
7098148 Method for heat treating a semiconductor wafer Aug. 29, 2006
7091110 Method of manufacturing a semiconductor device by gettering using a anti-diffusion layer Aug. 15, 2006
7087518 Method of passivating and/or removing contaminants on a low-k dielectric/copper surface Aug. 8, 2006
7071079 Epitaxial wafer and a method for producing it Jul. 4, 2006
7067433 Method to reduce the fluorine contamination on the Al/Al-Cu pad by a post high cathod temperature plasma treatment Jun. 27, 2006
7045444 Method of manufacturing semiconductor device that includes selectively adding a noble gas element May. 16, 2006

1 2 3 4 5 6


 
 
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