Inventor · disambiguated record
Yu-Chang Chen
Also filed as: CHEN YU · CHEN YU-CHANG
55 granted patents·23 pending applications·144 citations·filing 2002–2025
98Inventor score
Files withRICHTEK TECHNOLOGY CORP25REALTEK SEMICONDUCTOR CORP14ADVANCED SEMICONDUCTOR ENG12PEGATRON CORP6CHEN YU-CHANG3
Top patents by PatentIndex Score
78 records- 0198US12009753B2Half-bridge flyback power converter and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2022·Granted Jun 11, 2024·4 cites·12 claims
- 0297US10862498B1Calibration circuit and calibration method for ADCREALTEK SEMICONDUCTOR CORP·Filed 2020·Granted Dec 8, 2020·10 cites·10 claims
- 0396US12136885B2Resonant half-bridge flyback power converter with skipping cycles and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2024·Granted Nov 5, 2024·2 cites·13 claims
- 0496US11962247B2Resonant half-bridge flyback power converter with skipping cycles and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2022·Granted Apr 16, 2024·2 cites·15 claims
- 0594US10097092B1Multi-phase switching regulator and control circuit and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2018·Granted Oct 9, 2018·12 cites·33 claims
- 0693US9755529B2Flyback power converter and controller and driver thereofRICHTEK TECHNOLOGY CORP·Filed 2016·Granted Sep 5, 2017·14 cites·31 claims
- 0792US12273038B2Resonant flyback power converter and switching control circuit and method thereofRICHTEK TECHNOLOGY CORP·Filed 2023·Granted Apr 8, 2025·2 cites·22 claims
- 0892US12273028B2Resonant AHB flyback power converter and switching control circuit thereofRICHTEK TECHNOLOGY CORP·Filed 2023·Granted Apr 8, 2025·2 cites·24 claims
- 0992US12062974B2Flyback power converter and switched capacitor converter circuit capable of step-up and step-down conversion thereofRICHTEK TECHNOLOGY CORP·Filed 2022·Granted Aug 13, 2024·2 cites·23 claims
- 1092US10096578B1Semiconductor package device and method of manufacturing the sameADVANCED SEMICONDUCTOR ENG·Filed 2017·Granted Oct 9, 2018·8 cites·23 claims
- 1191US11133813B2Analog to digital converter device and noise shaping digital slope analog to digital converter circuitryREALTEK SEMICONDUCTOR CORP·Filed 2020·Granted Sep 28, 2021·4 cites·20 claims
- 1289US10332862B2Semiconductor package structure and method for manufacturing the sameADVANCED SEMICONDUCTOR ENG·Filed 2017·Granted Jun 25, 2019·6 cites·30 claims
- 1389US9217207B2Method of growing diamond thin filmUNIV NAT CHIAO TUNG·Filed 2013·Granted Dec 22, 2015·4 cites·23 claims
- 1485US11451235B2Time interleaved analog-to-digital converterREALTEK SEMICONDUCTOR CORP·Filed 2021·Granted Sep 20, 2022·2 cites·9 claims
- 1584US11139742B2Switching controller circuit and method for controlling flyback power converterRICHTEK TECHNOLOGY CORP·Filed 2020·Granted Oct 5, 2021·2 cites·22 claims
- 1683US11411489B2Resonant half-bridge flyback power converter and primary controller circuit and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2021·Granted Aug 9, 2022·1 cites·33 claims
- 1783US9755530B2Power converter with synchronous control function and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2016·Granted Sep 5, 2017·5 cites·21 claims
- 1881US10498353B2Successive approximation register quantizer and continuous-time sigma-delta modulatorREALTEK SEMICONDUCTOR CORP·Filed 2018·Granted Dec 3, 2019·5 cites·10 claims
- 1980US10158374B1Sigma delta modulatorREALTEK SEMICONDUCTOR CORP·Filed 2018·Granted Dec 18, 2018·4 cites·20 claims
- 2079US10812094B2Calibration method applied to digital-to-analog converter and associated circuitREALTEK SEMICONDUCTOR CORP·Filed 2019·Granted Oct 20, 2020·5 cites·18 claims
- 2178US10778244B2Correction method and correction circuit for sigma-delta modulatorREALTEK SEMICONDUCTOR CORP·Filed 2019·Granted Sep 15, 2020·3 cites·8 claims
- 2277US2025105161A1Semiconductor device packageADVANCED SEMICONDUCTOR ENG·Filed 2024·Application pending·0 cites
- 2376US12273039B2Resonant flyback power converter and switching control circuit and method thereofRICHTEK TECHNOLOGY CORP·Filed 2023·Granted Apr 8, 2025·0 cites·18 claims
- 2476US12184183B2Flyback power converter having emulated demagnetized signal and switching control circuit and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2022·Granted Dec 31, 2024·0 cites·26 claims
- 2576US11139744B2Flyback power converter and secondary side controller circuit and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2020·Granted Oct 5, 2021·1 cites·24 claims
- 2675US7456624B2PWM control scheme under light loadANPEC ELECTRONICS CORP·Filed 2007·Granted Nov 25, 2008·13 cites·7 claims
- 2773US10630311B1Correction method and correction circuit for sigma-delta modulatorREALTEK SEMICONDUCTOR CORP·Filed 2019·Granted Apr 21, 2020·2 cites·15 claims
- 2872US12165984B2Semiconductor device packageADVANCED SEMICONDUCTOR ENG·Filed 2022·Granted Dec 10, 2024·0 cites·10 claims
- 2972US9042126B2Switching power converting apparatus, switching controller for the same, and method of controlling a bipolar junction transistor of the sameCHENG JUNG-PEI·Filed 2013·Granted May 26, 2015·5 cites·15 claims
- 3070US12407264B2Resonant flyback power converter and switching control circuit and method thereofRICHTEK TECHNOLOGY CORP·Filed 2023·Granted Sep 2, 2025·0 cites·19 claims
- 3169US8922405B2Successive approximation register analog-to-digital converter and conversion time calibration method thereofREALTEK SEMICONDUCTOR CORP·Filed 2013·Granted Dec 30, 2014·4 cites·16 claims
- 3268US6623995B1Optimized monitor method for a metal patterning processTAIWAN SEMICONDUCTOR MFG·Filed 2002·Granted Sep 23, 2003·14 cites·20 claims
- 3366US11843321B2Control circuit having power saving mode for use in power supply circuitRICHTEK TECHNOLOGY CORP·Filed 2021·Granted Dec 12, 2023·0 cites·21 claims
- 3466US11710689B2Semiconductor device package and method of manufacturing the sameADVANCED SEMICONDUCTOR ENG·Filed 2020·Granted Jul 25, 2023·0 cites·19 claims
- 3564US11776863B2Semiconductor device packageADVANCED SEMICONDUCTOR ENG·Filed 2021·Granted Oct 3, 2023·0 cites·9 claims
- 3662US8811043B2Switching regulator capable of suppressing inrush current and control circuit thereofCHANG KUANG-FU·Filed 2012·Granted Aug 19, 2014·2 cites·6 claims
- 3761US8576529B2Power stage control circuitCHEN YU-CHANG·Filed 2011·Granted Nov 5, 2013·2 cites·17 claims
- 3860US2025211101A1Resonant power conversion circuit and control method thereof for balancing duty cycles of high-side transistor and low-side transistorRICHTEK TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 3959US2025202351A1Resonant power convertor and control method thereofRICHTEK TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 4058US11437322B2Semiconductor device packageADVANCED SEMICONDUCTOR ENG·Filed 2019·Granted Sep 6, 2022·0 cites·16 claims
- 4158US10840219B2Semiconductor package structure and method for manufacturing the sameADVANCED SEMICONDUCTOR ENG·Filed 2019·Granted Nov 17, 2020·0 cites·19 claims
- 4257US12456926B2Voltage regulator for use in flyback converterRICHTEK TECHNOLOGY CORP·Filed 2023·Granted Oct 28, 2025·0 cites·17 claims
- 4357US10861779B2Semiconductor device package having an electrical contact with a high-melting-point part and method of manufacturing the sameADVANCED SEMICONDUCTOR ENG·Filed 2019·Granted Dec 8, 2020·0 cites·25 claims
- 4456US12199521B2Synchronous full-bridge rectifier circuit and rectifier switch controller thereofRICHTEK TECHNOLOGY CORP·Filed 2022·Granted Jan 14, 2025·0 cites·35 claims
- 4556US12057851B2Time-interleaved analog-to-digital converterREALTEK SEMICONDUCTOR CORP·Filed 2022·Granted Aug 6, 2024·0 cites·15 claims
- 4656US2025183779A1Power converter and current detection circuit thereofRICHTEK TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 4755US11094602B2Semiconductor device packageADVANCED SEMICONDUCTOR ENG·Filed 2019·Granted Aug 17, 2021·0 cites·30 claims
- 4855US2024249988A1Semiconductor device package and method of manufacturing the sameADVANCED SEMICONDUCTOR ENG·Filed 2023·Application pending·0 cites
- 4954US2025354502A1Assembled diaphragm for steam turbine and production device thereofHUANENG SHANTOU HAIMEN POWER GENERATION CO LTD·Filed 2025·Application pending·0 cites
- 5052US2024205876A1Communication device having cross-platform communication function, communication system having the same and communication method thereofIND TECH RES INST·Filed 2023·Application pending·0 cites
Showing the top 50 of 78 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →