HC

Hae Chul Choi

KAIST: 74 patents #55 of 11,619Top 1%
IN Intel: 3 patents #10,349 of 30,777Top 35%
DL Dolby Laboratories Licensing: 3 patents #361 of 815Top 45%
Overall (All Time): #22,396 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 1–25 of 80 patents

Patent #TitleCo-InventorsDate
12401799 Image encoder and decoder using unidirectional prediction Se Yoon Jeong, Sung Chang LIM, Jin Soo Choi, Jin Woo Hong, Dong Gyu Sim +6 more 2025-08-26
12309411 Method and device for simplifying the encoding and decoding of ultra-high definition images Sung Chang LIM, Se Yoon Jeong, Suk Hee Cho, Hui Yong KIM, Jin Ho Lee +8 more 2025-05-20
12260599 Apparatus and method for coding/decoding image selectively using discrete cosine/sine transform Sung Chang LIM, Se Yoon Jeong, Jin Soo Choi, Jin Woo Hong, Yung-Lyul Lee +1 more 2025-03-25
12244853 Bidirectional intra prediction method and apparatus Hyunsuk KO, Jung Won KANG, Sung Chang LIM, Jin Ho Lee, Ha Hyun LEE +3 more 2025-03-04
12238285 Method and device for encoding/decoding image, and recording medium for storing bitstream Ha Hyun LEE, Jung Won KANG, Sung Chang LIM, Jin Ho Lee, Hui Yong KIM +1 more 2025-02-25
12212739 Adaptive video encoding device and method, and appartus using same Sung Chang LIM, Jong Ho Kim, Hui Yong KIM, Ha Hyun LEE, Jin Ho Lee +5 more 2025-01-28
12206843 Adaptive video decoding and encoding method, and apparatus using same Sung Chang LIM, Jong Ho Kim, Hui Yong KIM, Ha Hyun LEE, Jin Ho Lee +5 more 2025-01-21
12184867 Intra prediction mode encoding/decoding method and apparatus Sung Chang LIM, Hui Yong KIM, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim +2 more 2024-12-31
12177453 Image encoder and decoder using unidirectional prediction Se Yoon Jeong, Sung Chang LIM, Jin Soo Choi, Jin Woo Hong, Dong Gyu Sim +6 more 2024-12-24
12108051 Image encoding/decoding method and device, and recording medium using intra block copy Ha Hyun LEE, Jung Won KANG, Sung Chang LIM, Jin Ho Lee, Hui Yong KIM +2 more 2024-10-01
12079305 Apparatus for encoding and decoding feature map and method using the same Sang-Woon Kwak, Joung-Il YUN, Hee-Ji HAN 2024-09-03
12069258 Video encoding/decoding method and apparatus, and recording medium in which bit stream is stored Jin Ho Lee, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE +6 more 2024-08-20
12041242 Image encoding/decoding method and apparatus, and recording medium for storing bitstream Ha Hyun LEE, Jung Won KANG, Sung Chang LIM, Jin Ho Lee, Hui Yong KIM +2 more 2024-07-16
12034919 Video encoding/decoding method and apparatus, and recording medium in which bit stream is stored Jin Ho Lee, Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Ha Hyun LEE +6 more 2024-07-09
11949881 Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor Se Yoon Jeong, Jeong-Il Seo, Seung Kwon BEACK, In-Seon Jang, Jae Gon Kim +10 more 2024-04-02
11917148 Block form-based prediction method and device Jin Ho Lee, Jung Won KANG, Hyunsuk KO, Sung Chang LIM, Dong San JUN +6 more 2024-02-27
11882292 Image encoder and decoder using unidirectional prediction Se Yoon Jeong, Sung Chang LIM, Jin Soo Choi, Jin Woo Hong, Dong Gyu Sim +6 more 2024-01-23
11812012 Adaptive image encoding device and method Sung Chang LIM, Jong Ho Kim, Hui Yong KIM, Ha Hyun LEE, Jin Ho Lee +5 more 2023-11-07
11770550 Method and device for simplifying the encoding and decoding of ultra-high definition images Sung Chang LIM, Se Yoon Jeong, Suk Hee Cho, Hui Yong KIM, Jin Ho Lee +8 more 2023-09-26
11743452 Video encoding/decoding method and device, and recording medium for storing bitstream Ha Hyun LEE, Jung Won KANG, Sung Chang LIM, Jin Ho Lee, Hui Yong KIM +2 more 2023-08-29
11689728 Intra prediction mode encoding/decoding method and apparatus Jin Ho Lee, Hui Yong KIM, Sung Chang LIM, Jin Soo Choi, Jin Woong Kim +2 more 2023-06-27
11683502 Image encoder and decoder using unidirectional prediction Se Yoon Jeong, Sung Chang LIM, Jin Soo Choi, Jin Woo Hong, Dong Gyu Sim +6 more 2023-06-20
11671603 Image encoding/decoding method and apparatus, and recording medium storing bitstream Ha Hyun LEE, Jung Won KANG, Sung Chang LIM, Jin Ho Lee, Hui Yong KIM +2 more 2023-06-06
11659159 Adaptive image encoding device and method Sung Chang LIM, Jong Ho Kim, Hui Yong KIM, Ha Hyun LEE, Jin Ho Lee +5 more 2023-05-23
11538198 Apparatus and method for coding/decoding image selectively using discrete cosine/sine transform Sung Chang LIM, Se Yoon Jeong, Jin Soo Choi, Jin Woo Hong, Yung-Lyul Lee +1 more 2022-12-27