Inventor · disambiguated record
Stephen M. Douglass
Also filed as: DOUGLASS STEPHEN M
23 granted patents·815 citations·filing 1988–2007
97Inventor score
Top patents by PatentIndex Score
23 records- 0195US6886092B1Custom code processing in PGA by providing instructions from fixed logic processor portion to programmable dedicated processor portionXILINX INC·Filed 2001·Granted Apr 26, 2005·96 cites·17 claims
- 0293US6522167B1User configurable on-chip memory systemXILINX INC·Filed 2001·Granted Feb 18, 2003·93 cites·25 claims
- 0393US5023484AArchitecture of high speed synchronous state machineCYPRESS SEMICONDUCTOR CORP·Filed 1989·Granted Jun 11, 1991·70 cites·4 claims
- 0492US7269805B1Testing of an integrated circuit having an embedded processorXILINX INC·Filed 2004·Granted Sep 11, 2007·70 cites·9 claims
- 0590US5621338AHigh speed configuration independent programmable macrocellCYPRESS SEMICONDUCTOR CORP·Filed 1996·Granted Apr 15, 1997·63 cites·19 claims
- 0689US6798239B2Programmable gate array having interconnecting logic to support embedded fixed logic circuitryXILINX INC·Filed 2001·Granted Sep 28, 2004·62 cites·17 claims
- 0789US6662285B1User configurable memory system having local and global memory blocksXILINX INC·Filed 2001·Granted Dec 9, 2003·73 cites·33 claims
- 0888US7420392B2Programmable gate array and embedded circuitry initialization and processingXILINX INC·Filed 2004·Granted Sep 2, 2008·35 cites·45 claims
- 0986US7406670B1Testing of an integrated circuit having an embedded processorXILINX INC·Filed 2007·Granted Jul 29, 2008·14 cites·11 claims
- 1086US5467029AOR array architecture for a programmable logic deviceCYPRESS SEMICONDUCTOR CORP·Filed 1993·Granted Nov 14, 1995·46 cites·24 claims
- 1183US7194600B2Method and apparatus for processing data with a programmable gate array using fixed and programmable processorsXILINX INC·Filed 2005·Granted Mar 20, 2007·10 cites·10 claims
- 1282US6693452B1Floor planning for programmable gate array having embedded fixed logic circuitryXILINX INC·Filed 2002·Granted Feb 17, 2004·24 cites·43 claims
- 1380US7231621B1Speed verification of an embedded processor in a programmable logic deviceIBM·Filed 2004·Granted Jun 12, 2007·24 cites·23 claims
- 1477US4879481ADual I/O macrocell for high speed synchronous state machineCYPRESS SEMICONDUCTOR CORP·Filed 1988·Granted Nov 7, 1989·65 cites·6 claims
- 1574US7539848B1Configurable logic fabric including two fixed logic processors with individual interface to receive availability signal from custom operation code configured processorXILINX INC·Filed 2005·Granted May 26, 2009·5 cites·5 claims
- 1673US6961919B1Method of designing integrated circuit having both configurable and fixed logic circuitryXILINX INC·Filed 2002·Granted Nov 1, 2005·19 cites·24 claims
- 1765US5502403AHigh speed configuration independent programmable macrocellCYPRESS SEMICONDUCTOR CORP·Filed 1994·Granted Mar 26, 1996·15 cites·19 claims
- 1846US5689686AMethods for maximizing routability in a programmable interconnect matrix having less than full connectabilityCYPRESS SEMICONDUCTOR CORP·Filed 1997·Granted Nov 18, 1997·8 cites·13 claims
- 1943US5848066AMethods for maximizing routability in a programmable interconnect matrix having less than full connectabilityCYPRESS SEMICONDUCTOR CORP·Filed 1996·Granted Dec 8, 1998·7 cites·52 claims
- 2041US5923868AMethods for maximizing routability in a programmable interconnect matrix having less than full connectabilityCYPRESS SEMICONDUCTOR CORP·Filed 1997·Granted Jul 13, 1999·5 cites·36 claims
- 2135USRE37577EHigh speed configuration independent programmable macrocellCYPRESS SEMICONDUCTOR CORP·Filed 1998·Granted Mar 12, 2002·4 cites·42 claims
- 2234US6243664B1Methods for maximizing routability in a programmable interconnect matrix having less than full connectabilityCYPRESS SEMICONDUCTOR CORP·Filed 1998·Granted Jun 5, 2001·7 cites·19 claims
- 2328US5701092AOR array architecture for a programmable logic deviceCYPRESS SEMICONDUCTOR CORP·Filed 1995·Granted Dec 23, 1997·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →