Inventor · disambiguated record
Horng-Der Chang
Also filed as: CHANG HORNG-DER
11 granted patents·2 pending applications·231 citations·filing 1999–2017
91Inventor score
Files withREALTEK SEMICONDUCTOR CORP7MSTAR SEMICONDUCTOR INC3LYRA SEMICONDUCTOR INCORPORATED2SAVITECH CORP1
Top patents by PatentIndex Score
13 records- 0189US6552565B2Impedance matching circuitREALTEK SEMICONDUCTOR CORP·Filed 2002·Granted Apr 22, 2003·61 cites·12 claims
- 0280US6686784B2Hybrid phase-locked loopREALTEK SEMICONDUCTOR CORP·Filed 2002·Granted Feb 3, 2004·27 cites·20 claims
- 0380US6181213B1Phase-locked loop having a multi-phase voltage controlled oscillatorREALTEK SEMICONDUCTOR CORP·Filed 1999·Granted Jan 30, 2001·50 cites·3 claims
- 0478US6606005B2Phase-locked loop circuit capable of adjusting the frequency range of spread spectrum clockREALTEK SEMICONDUCTOR CORP·Filed 2002·Granted Aug 12, 2003·24 cites·18 claims
- 0568US7106231B2Video signal processing system including analog to digital converter and related method for calibrating analog to digital converterMSTAR SEMICONDUCTOR INC·Filed 2004·Granted Sep 12, 2006·15 cites·18 claims
- 0667US6160456APhase-locked loop having adjustable delay elementsREALTEK SEMICONDUCTOR CORP·Filed 1999·Granted Dec 12, 2000·31 cites·19 claims
- 0764USRE41598EImpedance matching circuitREALTEK SEMICONDUCTOR CORP·Filed 2005·Granted Aug 31, 2010·2 cites·26 claims
- 0863US7154352B2Clock generator and related biasing circuitMSTAR SEMICONDUCTOR INC·Filed 2004·Granted Dec 26, 2006·12 cites·14 claims
- 0959US10187072B1Signal processing system and method thereofLYRA SEMICONDUCTOR INCORPORATED·Filed 2017·Granted Jan 22, 2019·1 cites·10 claims
- 1052US7714750B2Audio processing circuit and methodMSTAR SEMICONDUCTOR INC·Filed 2006·Granted May 11, 2010·3 cites·20 claims
- 1149US6580776B2Glitch-free frequency dividing circuitREALTEK SEMICONDUCTOR CORP·Filed 2002·Granted Jun 17, 2003·5 cites·15 claims
- 1235US2016105107A1Apparatus and method of pulse width modulation with feedback controlSAVITECH CORP·Filed 2014·Application pending·0 cites
- 1333US2018269881A1Signal processing system and method thereofLYRA SEMICONDUCTOR INCORPORATED·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →