Inventor · disambiguated record
Chang-Shun Liu
Also filed as: LIU CHANG · LIU CHANG-SHUN
14 granted patents·1 pending application·53 citations·filing 2006–2013
90Inventor score
Top patents by PatentIndex Score
15 records- 0176US7924197B1Method for reducing current consumption of digital-to-analog conversion, and associated tri-state current digital-to-analog converterMEDIATEK INC·Filed 2009·Granted Apr 12, 2011·10 cites·20 claims
- 0273US8212702B2Delta-sigma analog-to-digital conversion apparatus and method thereofLIN TSE-CHI·Filed 2011·Granted Jul 3, 2012·6 cites·9 claims
- 0373US7868807B2Data weighted average circuit and dynamic element matching methodREALTEK SEMICONDUCTOR CORP·Filed 2008·Granted Jan 11, 2011·8 cites·38 claims
- 0464US10122476B2Radio unit with internal parallel antenna calibrationERICSSON TELEFON AB L M·Filed 2013·Granted Nov 6, 2018·2 cites·9 claims
- 0563US7786802B2Output stage circuit and operational amplifier thereofREALTEK SEMICONDUCTOR CORP·Filed 2008·Granted Aug 31, 2010·5 cites·13 claims
- 0662US7948414B2Delta-sigma analog-to-digital conversion apparatus and method thereofMEDIATEK INC·Filed 2009·Granted May 24, 2011·4 cites·14 claims
- 0762US7456769B2Reference voltage generating circuitREALTEK SEMICONDUCTOR CORP·Filed 2006·Granted Nov 25, 2008·5 cites·6 claims
- 0856US7253764B2Reference voltage generating circuitREALTEK SEMICONDUCTOR CORP·Filed 2006·Granted Aug 7, 2007·3 cites·22 claims
- 0955US7489187B2Operational amplifier and related noise separation method thereofREALTEK SEMICONDUCTOR CORP·Filed 2006·Granted Feb 10, 2009·3 cites·17 claims
- 1054US7728669B2Output stage circuit and operational amplifier thereofREALTEK SEMICONDUCTOR CORP·Filed 2008·Granted Jun 1, 2010·3 cites·24 claims
- 1149US7675446B2Filter applied in sigma-delta modulator and filtering method thereofREALTEK SEMICONDUCTOR CORP·Filed 2008·Granted Mar 9, 2010·2 cites·20 claims
- 1249US7456771B2Sigma-delta modulatorREALTEK SEMICONDUCTOR CORP·Filed 2007·Granted Nov 25, 2008·2 cites·12 claims
- 1348US2008030620A1Analog front end circuit and image processing device for video decoderREALTEK SEMICONDUCTOR CORP·Filed 2007·Application pending·0 cites
- 1443US9755707B2Method and apparatus for calibrating multiple antennasERICSSON TELEFON AB L M·Filed 2013·Granted Sep 5, 2017·0 cites·10 claims
- 1533US7965213B1Element-selecting method capable of reducing toggle rate of digital to analog converter and module thereofMEDIATEK INC·Filed 2010·Granted Jun 21, 2011·0 cites·12 claims
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