Inventor · disambiguated record
Darrell G. Epperson
Also filed as: EPPERSON DARRELL · EPPERSON DARRELL G
13 granted patents·1 pending application·700 citations·filing 1993–2008
94Inventor score
Files withRF MICRO DEVICES INC8ERICSSON GE MOBILE INC2ERICSSON GE MOBILE COMMUNICAT1ERICSSON INC1ERICSSON TELEFON AB L M1
Top patents by PatentIndex Score
14 records- 0195US7109791B1Tailored collector voltage to minimize variation in AM to PM distortion in a power amplifierRF MICRO DEVICES INC·Filed 2004·Granted Sep 19, 2006·108 cites·35 claims
- 0295US6701134B1Increased dynamic range for power amplifiers used with polar modulationRF MICRO DEVICES INC·Filed 2002·Granted Mar 2, 2004·103 cites·14 claims
- 0394US7193459B1Power amplifier control technique for enhanced efficiencyRF MICRO DEVICES INC·Filed 2004·Granted Mar 20, 2007·92 cites·33 claims
- 0494US6701138B2Power amplifier controlRF MICRO DEVICES INC·Filed 2001·Granted Mar 2, 2004·140 cites·12 claims
- 0593US7340235B1System for limiting current in an output stage of a power amplifierRF MICRO DEVICES INC·Filed 2005·Granted Mar 4, 2008·25 cites·26 claims
- 0686US7315152B1System for detecting current in an output stage of a power amplifierRF MICRO DEVICES INC·Filed 2005·Granted Jan 1, 2008·13 cites·12 claims
- 0783US5423078ADual mode power amplifier for analog and digital cellular telephonesERICSSON GE MOBILE COMMUNICAT·Filed 1993·Granted Jun 6, 1995·80 cites·29 claims
- 0871US5752204AAntenna assembly for radiotelephonic deviceERICSSON TELEFON AB L M·Filed 1996·Granted May 12, 1998·45 cites·13 claims
- 0965US6567647B1Low noise radio frequency transceivers including circulatorsERICSSON INC·Filed 1998·Granted May 20, 2003·34 cites·12 claims
- 1064US7110724B1System and method for detecting compression of a power amplifier circuitRF MICRO DEVICES INC·Filed 2004·Granted Sep 19, 2006·14 cites·29 claims
- 1163US8032093B1Power detection arrangement with harmonic suppressorTRIQUINT SEMICONDUCTOR INC·Filed 2008·Granted Oct 4, 2011·3 cites·12 claims
- 1259US5749754ARadiotelephone having a combination fastener and electrical connectorERICSSON GE MOBILE INC·Filed 1996·Granted May 12, 1998·30 cites·29 claims
- 1342US5874921AAntenna impedance matching network requiring no switch contactsERICSSON GE MOBILE INC·Filed 1996·Granted Feb 23, 1999·13 cites·20 claims
- 1438US2004072597A1Power amplifier controlRF MICRO DEVICES INC·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →