Assignee
LIU JINGFENG
US·21 granted patents·2 pending applications·218 citations·filing 2007–2024
Top patents by PatentIndex Score
23 records- 0198US8237597B2Systems and methods for semi-independent loop processingLIU JINGFENG·Filed 2010·Granted Aug 7, 2012·84 cites·22 claims
- 0297US8295001B2Systems and methods for low latency noise cancellationLIU JINGFENG·Filed 2010·Granted Oct 23, 2012·70 cites·22 claims
- 0392US8208213B2Systems and methods for hybrid algorithm gain adaptationLIU JINGFENG·Filed 2010·Granted Jun 26, 2012·20 cites·20 claims
- 0491US8266505B2Systems and methods for retimed virtual data processingLIU JINGFENG·Filed 2009·Granted Sep 11, 2012·20 cites·20 claims
- 0585US8107328B1Method and apparatus for calibrating optical recording systemLIU JINGFENG·Filed 2008·Granted Jan 31, 2012·5 cites·16 claims
- 0683US8559283B1Detector for high frequency amplitude modulation distortionLIU JINGFENG·Filed 2008·Granted Oct 15, 2013·4 cites·21 claims
- 0782US8477581B1Asymmetry compensation systemLIU JINGFENG·Filed 2008·Granted Jul 2, 2013·5 cites·18 claims
- 0880US8582409B1Method and device for increased pull-in range of timing recovery circuit for storage devicesLIU JINGFENG·Filed 2007·Granted Nov 12, 2013·3 cites·46 claims
- 0977US8111739B1Detector for low frequency offset distortionLIU JINGFENG·Filed 2008·Granted Feb 7, 2012·3 cites·9 claims
- 1075US8675298B2Systems and methods for adaptive target searchLIU JINGFENG·Filed 2009·Granted Mar 18, 2014·2 cites·20 claims
- 1164US8164993B2Method and apparatus for detecting land pre-pitsLIU JINGFENG·Filed 2008·Granted Apr 24, 2012·0 cites·26 claims
- 1260USD1059141SPortable hole diggerLIU JINGFENG·Filed 2024·Granted Jan 28, 2025·1 cites·1 claims
- 1358US8957793B1Limit equalizer output based timing loopLIU JINGFENG·Filed 2012·Granted Feb 17, 2015·0 cites·20 claims
- 1458US8422609B2Automatic filter-reset mechanismLIU JINGFENG·Filed 2009·Granted Apr 16, 2013·0 cites·14 claims
- 1556US8514678B2Method and apparatus for detecting land pre-pitsLIU JINGFENG·Filed 2012·Granted Aug 20, 2013·0 cites·20 claims
- 1653US8274413B1Limit equalizer output based timing loopLIU JINGFENG·Filed 2010·Granted Sep 25, 2012·0 cites·20 claims
- 1753US8189728B1Jitter measurementLIU JINGFENG·Filed 2011·Granted May 29, 2012·0 cites·19 claims
- 1852US8547813B1HD DVD wobble detection circuitLIU JINGFENG·Filed 2011·Granted Oct 1, 2013·0 cites·13 claims
- 1947US8312359B2Branch-metric calibration using varying bandwidth valuesLIU JINGFENG·Filed 2009·Granted Nov 13, 2012·1 cites·20 claims
- 2046US8537883B1Detector for low frequency offset distortionLIU JINGFENG·Filed 2012·Granted Sep 17, 2013·0 cites·20 claims
- 2142US8225183B2Methods and apparatus for selective data retention decoding in a hard disk driveLIU JINGFENG·Filed 2008·Granted Jul 17, 2012·0 cites·20 claims
- 2239US2012124454A1Systems and Methods for ADC Sample Based Timing RecoveryLIU JINGFENG·Filed 2010·Application pending·0 cites
- 2336US2013050005A1Read Channel With Oversampled Analog To Digital Conversion And Parallel Data DetectorsLIU JINGFENG·Filed 2011·Application pending·0 cites
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