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公开(公告)号:CA922024A
公开(公告)日:1973-02-27
申请号:CA57611
申请日:1969-07-22
Applicant: IBM
Inventor: DUFFY M C , YEH TSU-HSING , SCHUMANN P A JR
IPC: H01L21/76 , H01L21/00 , H01L21/265 , H01L21/322 , H01L21/331 , H01L21/337 , H01L21/74 , H01L21/761 , H01L21/82 , H01L21/822 , H01L21/8222 , H01L27/00 , H01L27/04 , H01L29/08 , H01L29/167 , H01L29/73 , H01L29/808
Abstract: Monolithic integrated circuits are made utilizing various ion implantation techniques for making diodes, transistors, resistors, capacitors, underpass connections, sub-collector junctions, etc., and for altering impurity profiles, gold doping, trimming resistance values, altering junctions depth, and isolating regions.