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# Patents
9 Sanghoon Sull, Hyeokman Kim, System and method for indexing, searching, identifying, and editing multimedia files, United States Patent, no. US 7,823,055, October 26, 2010
8 Sull Sanghoon, Kim Hyeokman, Yoon Ja-Cheon, Chung Min Gyo, Choi Hyung seok, System and method for indexing, searching, identifying, and editing portions of electronic multimedia files, United States Patent,no.US 7,624,337,November 24,2009
7 Sull Sanghoon, Kim, Hyeokman, Yoon, Ja-Cheon, Chung, Min Gyo,Method and apparatus for fast metadata generation, delivery and access for live broadcast program ,United States Patent Application,no.US 10/369,333,June 16,2009
6 Sull Sanghoon, Suh Sungjoo, Kim Jung Rim, Chun Seong Soo,Rapid production of reduced-size images from compressed video streams,United States Patent,no.US 7,471,834 B2,December 30,2008
5 Seol Sanghoon,Kim Jung Rim,Kim Yu Nam,Chan Hyun Sung,Method and apparatus for searching, browsing and summarizing moving image data using fidelity for tree-structure moving image hierarchy,no.US 7,286,724 B2,October 23,2007
4 Sanghoon Sull, Sangwook Oh, Chul Hee Kang, Apparatus and method for creating a link and checking link validity for objects by storing a timestamp in a validity check field for linking to a multimedia document, United States Patent, no. US6892220 B2, May 10, 2005.
3 Chang Hyun-Sung, Sang-Hoon Sull, Sang-Uk Lee, Nam-Kyu Kim, Method and apparatus for searching, browsing and summarizing moving image data using fidelity of tree-structured moving image hierarchy, United States Patent no. 6,609,134 A1, Sep. 14, 2004.
2 Sang Hoon Sull, Jung Rim Kim, Yu Nam Kim, Hyun Sung Chang, Apparatus and method for retrieving moving picture using tree-structured moving picture index descriptor, United States Patent no.6,792,163, Aug. 19, 2003.
1 Hyen Sung Jang, Sang Hoon Sull, Sang Uk Lee, Nam Kyu Kim, Method and apparatus on search using tree structured video indexing descriptor, U.S., Japan, EU, Korea, 99-3248, Feb. 1999.
# Patents
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