Company Filing History:
Years Active: 2006-2013
Title: Chang-Sup Shim: Innovator in Digital Multimedia Broadcasting
Introduction
Chang-Sup Shim is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of digital multimedia broadcasting, holding a total of 18 patents. His work focuses on enhancing the efficiency and effectiveness of data transmission in multimedia systems.
Latest Patents
One of his latest patents is a data receiving device and method for shortening channel switching time in a digital multimedia broadcasting system. This invention provides a data receiving device that includes a CDM channel for receiving broadcasting signals from a DMB satellite, demodulating the broadcast signal, and generating an MPEG2-TS packet. The device also features a GOP buffer that checks whether the received MPEG2-TS packet is a key frame, initializing the buffer and storing the packet as a GOP unit when it is determined to be a key frame. Additionally, it includes a channel switch for switching the DMB service channel to the GOP buffer, an A/V reproducing buffer for buffering a predetermined amount of A/V data, and an A/V decoder for decoding the A/V data.
Another notable patent involves an optical network for bi-directional wireless communication. This method transmits video data to users via a network in a transcoder of an image processing system. It includes steps for storing video data in a storage media, monitoring network traffic conditions to determine if transcoding is necessary, and transmitting the stored video data to users when transcoding is not required. When transcoding is necessary, the method allows for the video data to be transcoded before transmission.
Career Highlights
Chang-Sup Shim is currently employed at Samsung Electronics Co., Ltd., where he continues to innovate and develop new technologies in multimedia broadcasting. His work has significantly impacted the efficiency of data transmission in digital media.
Collaborations
Throughout his career, Chang-Sup has collaborated with notable colleagues, including Yun-Je Oh and Seong-Taek Hwang. These collaborations have contributed to the advancement of technology in their respective fields.
Conclusion
Chang-Sup Shim is a key figure in the realm of digital multimedia broadcasting, with a strong portfolio of patents that reflect his innovative spirit. His contributions continue to shape the future of multimedia technology.
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