Inventor · disambiguated record
Chi Fung Cheng
Also filed as: CHENG CHI F · CHENG CHI FUNG · YANG XUESHI
24 granted patents·259 citations·filing 1986–2013
96Inventor score
Top patents by PatentIndex Score
24 records- 0196US6721114B1Precompensation circuit for magnetic recordingMARVELL INT LTD·Filed 2001·Granted Apr 13, 2004·47 cites·47 claims
- 0289US7589649B1Apparatus, method, and system for correction of baseline wanderMARVELL INT LTD·Filed 2007·Granted Sep 15, 2009·23 cites·31 claims
- 0385US7880986B1Method and apparatus for write precompensation in a magnetic recording systemMARVELL INT LTD·Filed 2009·Granted Feb 1, 2011·4 cites·20 claims
- 0484US7389487B1Dedicated interface architecture for a hybrid integrated circuitACTEL CORP·Filed 1998·Granted Jun 17, 2008·41 cites·37 claims
- 0583US6429987B1High speed inductor current driver with minimum overshootMARVELL INTERNATIONAL INC·Filed 2000·Granted Aug 6, 2002·30 cites·54 claims
- 0682US8358478B1Method and apparatus for write precompensation in a magnetic recording systemMARVELL INT LTD·Filed 2011·Granted Jan 22, 2013·4 cites·19 claims
- 0781US7583459B1Method and apparatus for write precompensation in a magnetic recording systemMARVELL INT LTD·Filed 2004·Granted Sep 1, 2009·10 cites·70 claims
- 0880US7161752B1Asymmetric compensation circuitMARVELL INT LTD·Filed 2003·Granted Jan 9, 2007·11 cites·59 claims
- 0980US6956708B1Precompensation circuit for magnetic recordingMARVELL INT LTD·Filed 2004·Granted Oct 18, 2005·10 cites·41 claims
- 1079US7242545B1Asymmetric compensation circuitMARVELL INT LTD·Filed 2006·Granted Jul 10, 2007·9 cites·37 claims
- 1178USD302446SController for toy racing vehicleARTIN IND CO LTD·Filed 1986·Granted Jul 25, 1989·17 cites·1 claims
- 1275US8558580B1Data channel circuit with reference clock signal free of glitchesMARVELL INT LTD·Filed 2012·Granted Oct 15, 2013·2 cites·24 claims
- 1373US8638604B1Non-volatile memory devices having uniform error distributions among pagesMARVELL INT LTD·Filed 2012·Granted Jan 28, 2014·3 cites·20 claims
- 1470US8693117B1Method and system for precompensation of data outputMARVELL INT LTD·Filed 2013·Granted Apr 8, 2014·1 cites·16 claims
- 1570US8319524B1Deglitch circuit removing glitches from input clock signalCHENG CHI FUNG·Filed 2004·Granted Nov 27, 2012·7 cites·3 claims
- 1670US7898306B1High bandwidth phase locked loop (PLL) with feedback loop including a frequency dividerMARVELL INT LTD·Filed 2008·Granted Mar 1, 2011·5 cites·30 claims
- 1770US7116144B1High bandwidth phase locked loop (PLL)MARVELL INT LTD·Filed 2004·Granted Oct 3, 2006·12 cites·55 claims
- 1861US7825737B1Apparatus for low-jitter frequency and phase locked loop and associated methodsMARVELL INT LTD·Filed 2008·Granted Nov 2, 2010·4 cites·28 claims
- 1961US7515368B1Precompensation circuit for magnetic recordingMARVELL INT LTD·Filed 2007·Granted Apr 7, 2009·0 cites·43 claims
- 2059US8994407B1Method and system for removing a pulse having a different pulse width relative to that of other pulses in a clock signal of an analog to digital converterMARVELL INT LTD·Filed 2013·Granted Mar 31, 2015·0 cites·19 claims
- 2155US4728104AToy slot racing vehicle setsARTIN IND CO LTD·Filed 1986·Granted Mar 1, 1988·17 cites·5 claims
- 2249US7427883B1High bandwidth phase locked pool (PLL)MARVELL INT LTD·Filed 2006·Granted Sep 23, 2008·1 cites·40 claims
- 2347US7184231B1Precompensation circuit for magnetic recordingMARVELL INT LTD·Filed 2005·Granted Feb 27, 2007·1 cites·41 claims
- 2446US8990757B2Dedicated interface architecture for a hybrid integrated circuitCHAN KING W·Filed 2008·Granted Mar 24, 2015·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Chi Fung Cheng files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →