1
Sung hee Lee, Sung Jea Ko: Format converter using bi-directional motion vector and method thereof. Samsung Electronics, Sughrue Mion PLLC, May 31, 2005: US06900846 (99 worldwide citation)

A format converter which performs frame rate conversion and de-interlacing using a bi-directional motion vector and a method thereof are provided. The method includes the steps of (a) estimating a bi-directional motion vector between the current frame and the previous frame from a frame to be interp ...


2
Gun hee Lee, Sung jea Ko: Image stabilizing apparatus using bit-plane matching and image stabilizing method using the same. Samsung Electronics, Sughrue Mion PLLC, March 18, 2003: US06535244 (32 worldwide citation)

An image stabilizing apparatus for correcting motion of an image recording apparatus by using a bit-plane matching technique, and an image stabilizing method thereof. In the image stabilizing apparatus, a field memory stores input digital image information. A motion detecting circuit calculates an a ...


3
Choong Hun Lee, Kyung Hun Jang, Chang Woo Seo, Jin Youn Cho, Hyo Sun Hwang, Sung Jea Ko, Chun Su Park: Seamless handoff method in wireless local area network. Samsung Electronics, McNeely Bodendorf, July 22, 2008: US07403506 (21 worldwide citation)

A handoff method is provided in a communication network including a plurality of fixed nodes attached to a router connected to at least one external network, and at least one mobile node associated with a current fixed node. The method detects movement of a mobile node; prepares a handoff of the mob ...


4
Hun Lim, You sun Kim, Chun su Park, Sung jea Ko: Method for establishing data transmission path and sensor network employing the same. Samsung Electronics, NSIP Law, February 28, 2012: US08125978 (8 worldwide citation)

A sensor network system and method for establishing a data transmission path are is disclosed. The method for establishing a data transmission path of a sink node and the network system which includes a plurality of nodes including the sink node, includes a) requesting nodes on a previously establis ...


5
In Sun Lee, Kyung Hun Jang, Min Ho Shin, Sung Jea Ko, Hye Soo Kim: Mobility management method using an improved neighbor graph. Samsung Electronics, The University of Maryland College Park, McNeely Bodendorf, November 11, 2008: US07450546 (6 worldwide citation)

Disclosed is a method for managing mobility of mobile nodes between heterogeneous networks in an IP-based mobile communication system including a plurality of access nodes for providing an IP service to mobile nodes located in their service areas and a neighbor graph server for supporting connection ...


6
Gun hee Lee, Sung jea Ko: Motion compensating apparatus using gradient pattern matching and method thereof. Samsung Electronics, Sughrue Mion Zinn Macpeak & Seas PLLC, September 19, 2000: US06122319 (5 worldwide citation)

An apparatus and method for detecting a motion vector by converting an input image into gradient pattern information and comparing gradient pattern information in a motion detection area of a current field with representative pattern information of a previous field. A gradient pattern converter conv ...


7
Chang Hyun Lee, Sung Jea Ko, Yun Je Oh, Tae Sung Park, Jeong Rok Park, Jeong Seok Choi, Young Hun Joo, Hye Soo Kim, Kyung Ho Chae: Method for performing handover by considering quality of service in broadband mobile communication system and system for providing the same. Samsung Electronics, Korea University Industrial & Academic Collaboration Foundation, Cha & Reiter, May 1, 2012: US08169967 (2 worldwide citation)

A system and method for performing a handover of a mobile station (MS) by considering Quality of Service (QoS) in a broadband mobile communication system. The method can include the steps of: receiving information about one or more neighbor base stations and reception strengths for the neighbor base ...


8
Byeong Moon Jeon, Joon Young Park, Young Hee Choi, Seung Wook Park, Jung Sun Kim, Seung Won Jung, Sung Jea Ko, Seung Jin Baek: Method and apparatus for processing video signals. LG Electronics, Korea University Research and Business Foundation, Fish & Richardson P C, December 9, 2014: US08908760 (1 worldwide citation)

The present invention relates to a method and apparatus for processing video signals, the method comprising: decoding a current frame of a video signal in block units to generate a restored frame, and acquiring first and second flags to acquire a filter coefficient which is adaptively determined fro ...


9
Hyun hwa Oh, Sung Jea Ko, Seung won Jung, Seong deok Lee, Ho cheon Wey: Apparatus and method for removing motion blur of image. Samsung Electronics, Staas & Halsey, January 1, 2013: US08346004 (1 worldwide citation)

An apparatus for removing motion blur of an image is disclosed. The apparatus includes a motion-blur-function-estimation unit that estimates the motion-blur function of an input image, an image-restoration unit that restores the input image using the estimated motion-blur function, a cost-calculatio ...


10
Sung hee Lee, Sung Jea Ko: Format converter using bi-directional motion vector and method thereof. Samsung Electronics, Sughrue Mion Zinn Macpeak & Seas Pllc, March 28, 2002: US20020036705-A1 (1 worldwide citation)

A format converter which performs frame rate conversion and de-interlacing using a bi-directional motion vector and a method thereof are provided. The method includes the steps of (a) estimating a bi-directional motion vector between the current frame and the previous frame from a frame to be interp ...