Inventor · disambiguated record
Chang Choo
Also filed as: CHOO CHANG · CHOO CHANG Y · CHOO CHANG-YEOB
11 granted patents·5 pending applications·161 citations·filing 1995–2013
90Inventor score
Files withNAT SEMICONDUCTOR CORP5SAMSUNG ELECTRONICS CO LTD4ALTERA CORP2HWANG IN KI2KOREA ELECTRONICS TELECOMM2
Top patents by PatentIndex Score
16 records- 0180US5587710ASyntax based arithmetic coder and decoderNAT SEMICONDUCTOR CORP·Filed 1995·Granted Dec 24, 1996·63 cites·16 claims
- 0269US6621864B1Motion vector based frame insertion process for increasing the frame rate of moving imagesNAT SEMICONDUCTOR CORP·Filed 1998·Granted Sep 16, 2003·34 cites·15 claims
- 0365US5943096AMotion vector based frame insertion process for increasing the frame rate of moving imagesNAT SEMICONDUCTOR CORP·Filed 1995·Granted Aug 24, 1999·30 cites·3 claims
- 0454US7649817B2Method and apparatus for recording and/or reproducing dataSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Jan 19, 2010·2 cites·30 claims
- 0552US7058675B1Apparatus and method for implementing efficient arithmetic circuits in programmable logic devicesALTERA CORP·Filed 2001·Granted Jun 6, 2006·2 cites·18 claims
- 0650US7124161B2Apparatus and method for implementing efficient arithmetic circuits in programmable logic devicesALTERA CORP·Filed 2005·Granted Oct 17, 2006·1 cites·10 claims
- 0747US5832131AHashing-based vector quantizationNAT SEMICONDUCTOR CORP·Filed 1995·Granted Nov 3, 1998·15 cites·9 claims
- 0842US9025763B2Apparatus and method for cancelling wideband acoustic echoKOREA ELECTRONICS TELECOMM·Filed 2013·Granted May 5, 2015·0 cites·18 claims
- 0941US6114894AOptical recording/reproducing apparatus having 3T-component compensating circuitSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Sep 5, 2000·5 cites·6 claims
- 1041US2006277240A1Apparatus and method for implementing efficient arithmetic circuits in programmable logic devicesCHOO CHANG·Filed 2006·Application pending·0 cites
- 1141US2013268267A1Apparatus and method for cancelling wideband acoustic echoKOREA ELECTRONICS TELECOMM·Filed 2013·Application pending·0 cites
- 1238US2003169653A1Apparatus and method for deleting noiseSAMSUNG ELECTRONICS CO LTD·Filed 2003·Application pending·0 cites
- 1337US5991455AHashing-based vector quantizationNAT SEMICONDUCTOR CORP·Filed 1998·Granted Nov 23, 1999·7 cites·14 claims
- 1434US2012140939A1Method and device for cancelling acoustic echoHWANG IN KI·Filed 2011·Application pending·0 cites
- 1533US6243335B1Tracking servo control method and device for preventing tremble of object lens during fast searchSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Jun 5, 2001·2 cites·25 claims
- 1632US2012140940A1Method and device for cancelling acoustic echoHWANG IN KI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →