Inventor · disambiguated record
Douglas Youngblood
Also filed as: YOUNGBLOOD DOUGLAS · YOUNGBLOOD DOUGLAS L · YOUNGBLOOD DOUGLAS LAWTON
21 granted patents·2 pending applications·140 citations·filing 1995–2008
93Inventor score
Top patents by PatentIndex Score
23 records- 0191US7446747B2Multiple channel programmable gamma correction voltage generatorINTERSIL INC·Filed 2004·Granted Nov 4, 2008·51 cites·21 claims
- 0289US7259627B1True differential microphone amplifierINTERSIL INC·Filed 2005·Granted Aug 21, 2007·20 cites·20 claims
- 0376US7482853B2Method and apparatus for switching audio and data signals through a single terminalINTERSIL INC·Filed 2006·Granted Jan 27, 2009·9 cites·18 claims
- 0470US7260214B2Programmable subscriber line circuit partitioned into high voltage interface and digital control subsectionsINTERSIL INC·Filed 2005·Granted Aug 21, 2007·3 cites·24 claims
- 0566US6914475B2Bandgap reference circuit for low supply voltage applicationsINTERSIL INC·Filed 2002·Granted Jul 5, 2005·16 cites·14 claims
- 0665US7130414B2Active mode line voltage regulator for ringing subscriber line interface circuitINTERSIL INC·Filed 2002·Granted Oct 31, 2006·7 cites·9 claims
- 0764US6950514B2Voltage reference filter for subscriber line interface circuitINTERSIL INC·Filed 2002·Granted Sep 27, 2005·7 cites·16 claims
- 0858USRE42237EActive mode line voltage regulator for ringing subscriber line interface circuitINTERSIL INC·Filed 2008·Granted Mar 22, 2011·0 cites·17 claims
- 0957US7167557B2Subscriber line interface circuit (SLIC) including a transient output current limit circuit and related methodINTERSIL INC·Filed 2001·Granted Jan 23, 2007·2 cites·16 claims
- 1057US7050577B2Programmable subscriber line circuit partitioned into high voltage interface and digital control subsectionsINTERSIL INC·Filed 2002·Granted May 23, 2006·3 cites·22 claims
- 1156USRE42123EProgrammable subscriber line circuit partitioned into high voltage interface and digital control subsectionsINTERSIL INC·Filed 2008·Granted Feb 8, 2011·0 cites·37 claims
- 1256US7843248B1Analog switch with overcurrent detectionINTERSIL INC·Filed 2008·Granted Nov 30, 2010·3 cites·18 claims
- 1353US2007047729A1Subscriber Line Interface Circuit (SLIC) Including A Transient Output Current Limit Circuit And Related MethodINTERSIL INC·Filed 2006·Application pending·0 cites
- 1452US7260103B2Mode-dependent, multiple bias-driven battery switch for subscriber line interface circuitINTERSIL INC·Filed 2005·Granted Aug 21, 2007·0 cites·16 claims
- 1549US7103178B2Speech amplifier-resident mechanism for controllably supplying power to a line circuitINTERSIL INC·Filed 2004·Granted Sep 5, 2006·0 cites·26 claims
- 1648US7003103B2Mode-dependent, multiple bias-driven battery switch for subscriber line interface circuitINTERSIL INC·Filed 2002·Granted Feb 21, 2006·0 cites·16 claims
- 1746US7206405B2Enhanced high voltage interface for partitioned subscriber line interface circuitINTERSIL INC·Filed 2002·Granted Apr 17, 2007·0 cites·12 claims
- 1845US6137189ALine circuit apparatus for supplying power to a telephone set in telecommunication systemsINTERSIL CORP·Filed 1999·Granted Oct 24, 2000·12 cites·15 claims
- 1945US2003068032A1Ringing subscriber line interface circuit with full differential analog interfaceINTERSIL INC·Filed 2001·Application pending·0 cites
- 2044US7386015B1Digitally configurable multiplexer/de-multiplexerINTERSIL INC·Filed 2004·Granted Jun 10, 2008·0 cites·19 claims
- 2139US7075370B2CMOS-configured transconductance amplifier circuitINTERSIL INC·Filed 2004·Granted Jul 11, 2006·2 cites·12 claims
- 2237US6765290B2Arrangement for back-biasing multiple integrated circuit substrates at maximum supply voltage among all circuitsINTERSIL INC·Filed 2002·Granted Jul 20, 2004·0 cites·17 claims
- 2336US5636274ASwitch controller and methodHARRIS CORP·Filed 1995·Granted Jun 3, 1997·5 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →