Inventor · disambiguated record

Hae Chul Choi

Also filed as: CHOI HAE CHUL

84 granted patents·28 pending applications·223 citations·filing 2006–2025

99Inventor score

Technology areasH04N G06T G06N

Files withELECTRONICS & TELECOMMUNICATIONS RES INST72 KOREA ELECTRONICS TELECOMM12 CHOI HAE-CHUL7 LIM SUNG CHANG7 JEONG SE YOON5

Top patents by PatentIndex Score

112 records

0197US9942554B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Apr 10, 2018·15 cites·20 claims
0297US8867854B2Image encoder and decoder using undirectional predictionKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Oct 21, 2014·23 cites·5 claims
0396US10321137B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Jun 11, 2019·9 cites·4 claims
0496US9955169B2Intra prediction mode encoding/decoding method and apparatusELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2013·Granted Apr 24, 2018·24 cites·2 claims
0596US9407937B2Image encoder and decoder using undirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2014·Granted Aug 2, 2016·15 cites·8 claims
0695US11538198B2Apparatus and method for coding/decoding image selectively using discrete cosine/sine transformDOLBY LABORATORIES LICENSING CORP·Filed 2021·Granted Dec 27, 2022·2 cites·3 claims
0795US10742996B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Aug 11, 2020·6 cites·20 claims
0895US8363965B2Image encoder and decoder using unidirectional predictionKOREA ELECTRONICS TELECOMM·Filed 2009·Granted Jan 29, 2013·25 cites·15 claims
0993US11917148B2Block form-based prediction method and deviceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Feb 27, 2024·2 cites·19 claims
1093US11176711B2Apparatus and method for coding/decoding image selectively using discrete cosine/sine transformINTELLECTUAL DISCOVERY CO LTD·Filed 2013·Granted Nov 16, 2021·10 cites·3 claims
1193US8548060B2Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method thereforJEONG SE-YOON·Filed 2007·Granted Oct 1, 2013·13 cites·2 claims
1292US11683502B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Jun 20, 2023·2 cites·7 claims
1392US11277622B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Granted Mar 15, 2022·3 cites·7 claims
1492US10178393B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Jan 8, 2019·4 cites·4 claims
1590US11039130B2Video encoding/decoding method and apparatus, and recording medium in which bit stream is storedELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Jun 15, 2021·4 cites·16 claims
1690US8693549B2Method and apparatus for selective inter-layer prediction on macroblock basisCHOI HAE-CHUL·Filed 2007·Granted Apr 8, 2014·16 cites·17 claims
1789US10917647B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Feb 9, 2021·2 cites·7 claims
1889US10419752B2Adaptive image encoding device and methodLIM SUNG CHANG·Filed 2010·Granted Sep 17, 2019·5 cites·7 claims
1988US9794556B2Method and device for simplifying encoding and decoding of ultra-high definition imagesLIM SUNG CHANG·Filed 2011·Granted Oct 17, 2017·5 cites·7 claims
2088US8422810B2Method of redundant picture coding using polyphase downsampling and the codec using the methodCHOI HAE CHUL·Filed 2006·Granted Apr 16, 2013·13 cites·26 claims
2188US2025071294A1Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
2287US2025071263A1Adaptive video encoding device and method, and appartus using sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
2387US2025071264A1Adaptive video decoding and encoding method, and apparatus using sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
2486US12401799B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Aug 26, 2025·0 cites·20 claims
2586US10911756B2Video encoding/decoding method and apparatus, and recording medium in which bit stream is storedELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Feb 2, 2021·3 cites·14 claims
2685US12244853B2Bidirectional intra prediction method and apparatusELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Mar 4, 2025·1 cites·16 claims
2785US12108051B2Image encoding/decoding method and device, and recording medium using intra block copyELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Oct 1, 2024·3 cites·19 claims
2885US10212448B2Image encoding/decoding apparatus and methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Feb 19, 2019·2 cites·2 claims
2984US12206843B2Adaptive video decoding and encoding method, and apparatus using sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Jan 21, 2025·0 cites·3 claims
3084US11743452B2Video encoding/decoding method and device, and recording medium for storing bitstreamELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Aug 29, 2023·3 cites·9 claims
3184US9736484B2Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method thereforELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Aug 15, 2017·2 cites·4 claims
3284US2025252609A1Apparatus and method for coding/decoding image selectively using discrete cosine/sine transformDOLBY LABORATORIES LICENSING CORP·Filed 2025·Application pending·0 cites
3383US12212739B2Adaptive video encoding device and method, and appartus using sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Jan 28, 2025·0 cites·3 claims
3483US12177453B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Dec 24, 2024·0 cites·7 claims
3582US11212553B2Bidirectional intra prediction method and apparatusELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Dec 28, 2021·2 cites·5 claims
3682US9602832B2Image encoding/decoding apparatus and methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2014·Granted Mar 21, 2017·2 cites·2 claims
3781US2025218054A1Apparatus and method for coding/decoding image selectively using discrete cosine/sine transformDOLBY LABORATORIES LICENSING CORP·Filed 2025·Application pending·0 cites
3880US12260599B2Apparatus and method for coding/decoding image selectively using discrete cosine/sine transformDOLBY LABORATORIES LICENSING CORP·Filed 2022·Granted Mar 25, 2025·0 cites·5 claims
3980US2025254351A1Method and device for simplifying the encoding and decoding of ultra-high definition imagesELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2025·Application pending·0 cites
4079US11882292B2Image encoder and decoder using unidirectional predictionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Jan 23, 2024·0 cites·20 claims
4178US12309411B2Method and device for simplifying the encoding and decoding of ultra-high definition imagesELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted May 20, 2025·0 cites·20 claims
4277US12495144B2Block form-based prediction method and deviceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Granted Dec 9, 2025·0 cites·20 claims
4376US12439052B2Image encoding/decoding method and apparatus, and recording medium for storing bitstreamELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Granted Oct 7, 2025·0 cites·12 claims
4476US11812012B2Adaptive image encoding device and methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Nov 7, 2023·0 cites·3 claims
4576US9819942B2Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method thereforELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Nov 14, 2017·1 cites·8 claims
4676US9154784B2Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method thereforKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Oct 6, 2015·1 cites·8 claims
4775US12238285B2Method and device for encoding/decoding image, and recording medium for storing bitstreamELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Feb 25, 2025·0 cites·20 claims
4875US2024357109A1Video encoding/decoding method and apparatus, and recording medium in which bit stream is storedELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
4974US12034919B2Video encoding/decoding method and apparatus, and recording medium in which bit stream is storedELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Jul 9, 2024·0 cites·9 claims
5074US11949881B2Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method thereforELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Apr 2, 2024·0 cites·4 claims

Showing the top 50 of 112 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →