Inventor · disambiguated record
Cheng-Hsuan Fan
Also filed as: FAN CHENG · FAN CHENG-HSUAN
21 granted patents·4 pending applications·169 citations·filing 2002–2024
94Inventor score
Files withRICHTEK TECHNOLOGY CORP19MEDIATEK SINGAPORE PTE LTD2RICHTEK TECHNOLOGY CORP ROC1TAI LIANG-PIN1WUHAN MINDRAY BIOMEDICAL SCIENT CO LTD1
Top patents by PatentIndex Score
25 records- 0193US6703885B1Trimmer method and device for circuitsRICHTEK TECHNOLOGY CORP·Filed 2002·Granted Mar 9, 2004·59 cites·21 claims
- 0287US7609533B2Light-load efficiency improving method and apparatus for a flyback converterRICHTEK TECHNOLOGY CORP·Filed 2007·Granted Oct 27, 2009·25 cites·7 claims
- 0378US8503196B2Feedback circuit and control method for an isolated power converterTAI LIANG-PIN·Filed 2010·Granted Aug 6, 2013·6 cites·7 claims
- 0476US7714551B2High PSRR linear voltage regulator and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2007·Granted May 11, 2010·10 cites·8 claims
- 0573US7535690B2Arrangement and method for an integrated protection for a power systemRICHTEK TECHNOLOGY CORP·Filed 2006·Granted May 19, 2009·6 cites·8 claims
- 0671US7180886B2Synchronized data communication on a one-wired busRICHTEK TECHNOLOGY CORP·Filed 2002·Granted Feb 20, 2007·16 cites·23 claims
- 0770US7728571B2Load-dependent frequency jittering circuit and load-dependent frequency jittering methodRICHTEK TECHNOLOGY CORP ROC·Filed 2007·Granted Jun 1, 2010·6 cites·20 claims
- 0868US6747508B2Resistance mirror circuitRICHTEK TECHNOLOGY CORP·Filed 2002·Granted Jun 8, 2004·18 cites·2 claims
- 0967US6809616B2Inductor equivalent circuit and application thereofRICHTEK TECHNOLOGY CORP·Filed 2003·Granted Oct 26, 2004·12 cites·14 claims
- 1064US12191767B2Apparatus and method for applying dynamic compensation to feedback signal generated from loadline of voltage regulatorMEDIATEK SINGAPORE PTE LTD·Filed 2022·Granted Jan 7, 2025·0 cites·18 claims
- 1163US11860660B2Apparatus and method of performing load transient frequency detection for dynamically managing controllable circuit in voltage regulatorMEDIATEK SINGAPORE PTE LTD·Filed 2022·Granted Jan 2, 2024·0 cites·20 claims
- 1260US7619396B2Thermal dissipation improved power supply arrangement and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2006·Granted Nov 17, 2009·4 cites·5 claims
- 1357US2025183802A1Pulse width modulation control circuit having dual loopsRICHTEK TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 1456US7991172B2Half-voltage headphone driver circuitRICHTEK TECHNOLOGY CORP·Filed 2007·Granted Aug 2, 2011·3 cites·4 claims
- 1553US2024415378A1Endoscope imaging system, light source control method thereof, and computer readable storage mediumWUHAN MINDRAY BIOMEDICAL SCIENT CO LTD·Filed 2024·Application pending·0 cites
- 1650US2013229833A1Feedback circuit and control method for an isolated power converterRICHTEK TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 1748US7907377B2Arrangement and method for an integrated protection for a power systemRICHTEK TECHNOLOGY CORP·Filed 2009·Granted Mar 15, 2011·0 cites·5 claims
- 1847US8000071B2Apparatus and method for reducing the die area of a PWM controllerRICHTEK TECHNOLOGY CORP·Filed 2008·Granted Aug 16, 2011·1 cites·5 claims
- 1946US8373404B2Negative lock loop and control method for a flyback voltage converterRICHTEK TECHNOLOGY CORP·Filed 2009·Granted Feb 12, 2013·1 cites·10 claims
- 2041US7570121B2Frequency jittering control circuit and method for using the sameRICHTEK TECHNOLOGY CORP·Filed 2007·Granted Aug 4, 2009·0 cites·11 claims
- 2138US7489182B2Charge pump start up circuit and method thereofRICHTEK TECHNOLOGY CORP·Filed 2007·Granted Feb 10, 2009·0 cites·2 claims
- 2237US6969980B1Noise-resistant pulse width modulatorRICHTEK TECHNOLOGY CORP·Filed 2004·Granted Nov 29, 2005·2 cites·12 claims
- 2333US6844709B2Programmable voltage supervisory circuit and method with minimum programming pins and low quiescent currentRICHTEK TECHNOLOGY CORP·Filed 2002·Granted Jan 18, 2005·0 cites·22 claims
- 2433US2004257056A1Switching regulator with improved load transient efficiency and method thereofFiled 2004·Application pending·0 cites
- 2527US6960902B1Conversion circuit for discriminating sourcing current and sinking currentRICHTEK TECHNOLOGY CORP·Filed 2004·Granted Nov 1, 2005·0 cites·18 claims
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