Inventor · disambiguated record
Ralph Duncan
Also filed as: DUNCAN RALPH · DUNCAN RALPH A
27 granted patents·2 pending applications·546 citations·filing 1999–2018
97Inventor score
Top patents by PatentIndex Score
29 records- 0198US7423699B2Fully integrated tuner architectureBROADCOM CORP·Filed 2006·Granted Sep 9, 2008·44 cites·16 claims
- 0297US8045066B2Fully integrated tuner architectureBROADCOM CORP·Filed 2010·Granted Oct 25, 2011·21 cites·19 claims
- 0397US6426680B1System and method for narrow band PLL tuningBROADCOM CORP·Filed 2000·Granted Jul 30, 2002·148 cites·28 claims
- 0496US6803829B2Integrated VCO having an improved tuning range over process and temperature variationsBROADCOM CORP·Filed 2002·Granted Oct 12, 2004·107 cites·7 claims
- 0594US9143149B1Method and apparatus for calibration of a time interleaved ADCENTROPIC COMMUNICATIONS INC·Filed 2014·Granted Sep 22, 2015·13 cites·23 claims
- 0692US7092043B2Fully integrated tuner architectureBROADCOM CORP·Filed 1999·Granted Aug 15, 2006·70 cites·59 claims
- 0792US7019598B2Integrated VCO having an improved tuning range over process and temperature variationsBROADCOM CORP·Filed 2003·Granted Mar 28, 2006·53 cites·10 claims
- 0891US7821581B2Fully integrated tuner architectureBROADCOM CORP·Filed 2008·Granted Oct 26, 2010·9 cites·28 claims
- 0991US6710644B2Low pass filter corner frequency tuning circuit and methodBROADCOM CORP·Filed 2001·Granted Mar 23, 2004·24 cites·16 claims
- 1090US9231609B1Systems and methods for frequency generationENTROPIC COMMUNICATIONS INC·Filed 2014·Granted Jan 5, 2016·9 cites·22 claims
- 1184US9912345B2Method and system for frequency generationENTROPIC COMMUNICATIONS LLC·Filed 2017·Granted Mar 6, 2018·2 cites·22 claims
- 1278US9948334B2Systems and methods for cancellation of cross-coupled noiseENTROPIC COMMUNICATIONS LLC·Filed 2017·Granted Apr 17, 2018·2 cites·18 claims
- 1378US9509396B2Systems and methods for shared analog-to-digital conversion in a communication systemENTROPIC COMMUNICATIONS INC·Filed 2014·Granted Nov 29, 2016·3 cites·9 claims
- 1476US6577184B2Switched-capacitor, common-mode feedback circuit for a differential amplifier without tail currentBROADCOM CORP·Filed 2001·Granted Jun 10, 2003·17 cites·45 claims
- 1574US9571182B2Systems and methods for cancellation of cross-coupled noiseENTROPIC COMMUNICATIONS INC·Filed 2014·Granted Feb 14, 2017·2 cites·18 claims
- 1674US9543893B2Method and system for frequency generationENTROPIC COMMUNICATIONS LLC·Filed 2015·Granted Jan 10, 2017·1 cites·22 claims
- 1767US6781451B2Switched-capacitor, common-mode feedback circuit for a differential amplifier without tail currentBROADCOM CORP·Filed 2003·Granted Aug 24, 2004·11 cites·11 claims
- 1864US6894557B2Method for tuning a corner frequency of a low pass filterBROADCOM CORP·Filed 2004·Granted May 17, 2005·4 cites·13 claims
- 1962US10454490B2Systems and methods for frequency error corrections in communication systemsENTROPIC COMMUNICATIONS LLC·Filed 2018·Granted Oct 22, 2019·0 cites·22 claims
- 2057US10236969B2Systems and methods for frequency error corrections in communication systemsENTROPIC COMMUNICATIONS LLC·Filed 2017·Granted Mar 19, 2019·0 cites·23 claims
- 2157US9510223B2Systems and methods for frequency error correction in communication systemsENTROPIC COMMUNICATIONS INC·Filed 2014·Granted Nov 29, 2016·0 cites·23 claims
- 2256US9716546B2Systems and methods for frequency error corrections in communication systemsENTROPIC COMMUNICATIONS LLC·Filed 2016·Granted Jul 25, 2017·0 cites·23 claims
- 2356US6930545B2Switched-capacitor, common-mode feedback circuit for a differential amplifier without tail currentBROADCOM CORP·Filed 2004·Granted Aug 16, 2005·6 cites·5 claims
- 2454US2018234123A1Systems And Methods For Cancellation of Cross-Coupled NoiseENTROPIC COMMUNICATIONS LLC·Filed 2018·Application pending·0 cites
- 2552US9866230B2Method and apparatus for calibration of a time interleaved ADCENTROPIC COMMUNICATIONS LLC·Filed 2016·Granted Jan 9, 2018·0 cites·23 claims
- 2652US9742487B2Systems and methods for shared analog-to-digital conversion in a communication systemENTROPIC COMMUNICATIONS LLC·Filed 2016·Granted Aug 22, 2017·0 cites·17 claims
- 2751US2018131382A1Method And Apparatus For Calibration Of A Time Interleaved ADCENTROPIC COMMUNICATIONS LLC·Filed 2018·Application pending·0 cites
- 2850US9537502B2Method and apparatus for calibration of a time interleaved ADCLUXTERA INC·Filed 2015·Granted Jan 3, 2017·0 cites·23 claims
- 2949US7053697B2System for tuning a corner frequency of a low pass filterBROADCOM CORP·Filed 2005·Granted May 30, 2006·0 cites·13 claims
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