Inventor · disambiguated record
Chia-Wei Liao
Also filed as: LIAO CHIA-WEI
34 granted patents·23 pending applications·194 citations·filing 2003–2024
97Inventor score
Files withLIAO CHIA-WEI19MEDIATEK INC13INST INFORMATION INDUSTRY3CHI HSIAO-YUAN2HON HAI PREC IND CO LTD2
Top patents by PatentIndex Score
57 records- 0194US8884537B2Active bleeder circuit triggering TRIAC in all phase and light emitting device power supply circuit and TRIAC control method using the active bleeder circuitLIAO CHIA-WEI·Filed 2012·Granted Nov 11, 2014·16 cites·12 claims
- 0293US8384305B2LED driver with direct AC-DC conversion and control, and method and integrated circuit thereforRICHTEK TECHNOLOGY CORP·Filed 2010·Granted Feb 26, 2013·18 cites·16 claims
- 0393US7796480B2Apparatus and methods for light spot servo signal detectionMEDIATEK INC·Filed 2007·Granted Sep 14, 2010·20 cites·54 claims
- 0490US7474235B2Automatic power control system for optical disc drive and method thereofMEDIATEK INC·Filed 2007·Granted Jan 6, 2009·20 cites·7 claims
- 0589US8659239B2Circuit and method for providing absolute information for floating grounded integrated circuitLIAO CHIA-WEI·Filed 2011·Granted Feb 25, 2014·9 cites·29 claims
- 0688US8968130B2Bicycle cogset with support elementLIAO CHIA-WEI·Filed 2011·Granted Mar 3, 2015·29 cites·16 claims
- 0784US7903006B2Automatic power control system for optical disc drive and method thereofMEDIATEK INC·Filed 2008·Granted Mar 8, 2011·4 cites·20 claims
- 0882US8916126B1Method of fabricating graphite flakesCHUNG SHAN INST OF SCIENCE·Filed 2013·Granted Dec 23, 2014·4 cites·16 claims
- 0982US7693011B2Wobble detection circuit and method for processing wobble signalsMEDIATEK INC·Filed 2007·Granted Apr 6, 2010·5 cites·13 claims
- 1079US8896319B2Light emitting device control circuit and short detection circuit thereofLIAO CHIA-WEI·Filed 2012·Granted Nov 25, 2014·5 cites·7 claims
- 1179US7911891B2Apparatus for controling servo signal gains of an optical disc drive and method of sameMEDIATEK INC·Filed 2007·Granted Mar 22, 2011·3 cites·22 claims
- 1277US9081401B2Switching regulator and control circuit and control method thereofLIAO CHIA-WEI·Filed 2012·Granted Jul 14, 2015·4 cites·8 claims
- 1376US9055646B2Light emitting device driver circuit and control method thereofLIAO CHIA-WEI·Filed 2013·Granted Jun 9, 2015·3 cites·35 claims
- 1474US9337716B2Power supply circuit with PFC function, and automatic gain control circuit therefor and control method thereofLIAO CHIA-WEI·Filed 2013·Granted May 10, 2016·3 cites·25 claims
- 1574US8780587B2Switching regulator and control circuit and control method thereofLIAO CHIA-WEI·Filed 2012·Granted Jul 15, 2014·4 cites·33 claims
- 1674US7991030B2Method for deriving precise control over laser power of an optical pickup unit, and associated automatic power calibration circuitMEDIATEK INC·Filed 2008·Granted Aug 2, 2011·2 cites·19 claims
- 1774US7839667B2Adaptive leading-edge blanking circuit and method for switching mode power converterRICHTEK TECHNOLOGY CORP·Filed 2008·Granted Nov 23, 2010·11 cites·24 claims
- 1871US8511200B2Speed control device for bicycleTSAI WEN-FENG·Filed 2009·Granted Aug 20, 2013·6 cites·15 claims
- 1970US8149146B2Automatic power control system for optical disc drive and method thereofHSIEH BING-YU·Filed 2011·Granted Apr 3, 2012·4 cites·10 claims
- 2069US10802250B2Optical image lensCALIN TECH CO LTD·Filed 2018·Granted Oct 13, 2020·1 cites·18 claims
- 2169US7706238B2Laser power control system and methodMEDIATEK INC·Filed 2007·Granted Apr 27, 2010·1 cites·20 claims
- 2269US7218509B2Handset sliding structureSPEED TECH CORP·Filed 2004·Granted May 15, 2007·13 cites·8 claims
- 2368US7706219B2Signal processing apparatus and method for an optical disc driveMEDIATEK INC·Filed 2007·Granted Apr 27, 2010·1 cites·18 claims
- 2467US8710755B2Light emitting device power supply circuit, and light emitting device driver circuit and control method thereofCHEN PEI-YUAN·Filed 2012·Granted Apr 29, 2014·2 cites·16 claims
- 2564US9287796B2Isolated power converter circuit and control method thereofLIAO CHIA-WEI·Filed 2013·Granted Mar 15, 2016·2 cites·14 claims
- 2664US8253476B2Trimmer circuit and methodLIAO CHIA-WEI·Filed 2011·Granted Aug 28, 2012·1 cites·9 claims
- 2763US8661932B2Speed control device for speed changing device of bicycleLIAO CHIA-WEI·Filed 2011·Granted Mar 4, 2014·2 cites·18 claims
- 2859US2025044553A1Optical lens assembly and photographing moduleNEWMAX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 2957US12411308B2Optical lens assembly and photographing moduleNEWMAX TECHNOLOGY CO LTD·Filed 2023·Granted Sep 9, 2025·0 cites·20 claims
- 3055US7697399B2Power control system and related methodMEDIATEK INC·Filed 2007·Granted Apr 13, 2010·0 cites·14 claims
- 3152US2009141755A1Method for controlling laser power of an optical pickup unitCHI HSIAO-YUAN·Filed 2008·Application pending·0 cites
- 3251US2011090957A1Video codec method, video encoding device and video decoding device using the sameHON HAI PREC IND CO LTD·Filed 2009·Application pending·0 cites
- 3350US2010099530A1Bicycle CogsetCHIANG DOUGLAS·Filed 2009·Application pending·0 cites
- 3450US2016218617A1Power supply circuit with pfc function, and automatic gain control circuit therefor and control method thereofLIAO CHIA-WEI·Filed 2016·Application pending·0 cites
- 3549USD1044341SMusic studio desk setLIAO CHIA WEI·Filed 2021·Granted Oct 1, 2024·1 cites·1 claims
- 3649US8149044B2Trimmer circuit and methodLIAO CHIA-WEI·Filed 2008·Granted Apr 3, 2012·0 cites·2 claims
- 3749US8089834B2Apparatus for controlling servo signal gains of an optical disc drive and method of the sameLIAO CHIA-WEI·Filed 2011·Granted Jan 3, 2012·0 cites·20 claims
- 3849US2007280079A1Asymmetry measurement apparatusCHENG YUH·Filed 2007·Application pending·0 cites
- 3949US2007291622A1High pass filtering device for an optical disc driveMEDIATEK INC·Filed 2007·Application pending·0 cites
- 4049US2007280062A1Apparatus and method of generating zero crossing signal for optical disc driveMEDIATEK INC·Filed 2007·Application pending·0 cites
- 4149US2007280069A1Method of gain control and controller thereofMEDIATEK INC·Filed 2007·Application pending·0 cites
- 4247US2014285109A1Light emitting device driver circuit and control circuit and control method thereofLIAO CHIA-WEI·Filed 2014·Application pending·0 cites
- 4347US2025172786A1Optical lens assemblyNEWMAX TECHOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 4447US2007280061A1Apparatus and method of detecting a target peak value and a target bottom value of an input signalLAN KUO-JUNG·Filed 2007·Application pending·0 cites
- 4545US2011011198A1Brake Level for a BicycleLIAO CHIA-WEI·Filed 2009·Application pending·0 cites
- 4644US8300670B2Method for deriving precise control over laser power of an optical pickup unit, and associated automatic power calibration circuitCHI HSIAO-YUAN·Filed 2011·Granted Oct 30, 2012·0 cites·14 claims
- 4744US2022370905A1Shooter game device provided with individual screensHSU TIEN SHU·Filed 2020·Application pending·0 cites
- 4842US2015138345A1Electronic device and video object tracking method thereofINST INFORMATION INDUSTRY·Filed 2013·Application pending·0 cites
- 4941US8217632B2Synchronous driver circuit and integrated circuit for use thereinLIU JING-MENG·Filed 2010·Granted Jul 10, 2012·0 cites·26 claims
- 5039US2012244977A1Bicycle cogsetLIAO CHIA-WEI·Filed 2011·Application pending·0 cites
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →