Company Filing History:
Years Active: 2007-2008
Title: In-Bum Chang: Innovator in Mobile Communication Technology
Introduction
In-Bum Chang is a notable inventor based in Songnam-shi, South Korea. He has made significant contributions to the field of mobile communication technology, holding a total of 2 patents. His work focuses on improving the efficiency and reliability of mobile communication systems.
Latest Patents
In-Bum Chang's latest patents include an "Apparatus and method for determining a soft handover in a CDMA mobile communication system." This invention allows a mobile station to determine whether to perform a soft handover by comparing the strength of a signal received from a source Base Transceiver Station (BTS) with a prescribed reference value. If the signal strength exceeds the reference value, the mobile station decides on the soft handover based on a new offset value.
Another significant patent is the "Apparatus and method for performing an outer loop power control in a mobile communication system." This invention outlines a method for adjusting power control modes based on the error rates of received frames. It ensures that the mobile communication system maintains optimal performance by adjusting the target Eb/No based on the quality of the received signals.
Career Highlights
In-Bum Chang is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His work at Samsung has allowed him to be at the forefront of mobile communication innovations. His contributions have played a crucial role in enhancing the capabilities of mobile devices.
Collaborations
In his career, In-Bum Chang has collaborated with notable colleagues such as Chan-Byoung Chae and Ki-Ho Cho. These collaborations have fostered an environment of innovation and have led to the development of advanced technologies in mobile communications.
Conclusion
In-Bum Chang is a distinguished inventor whose work has significantly impacted mobile communication technology. His patents reflect his commitment to improving communication systems, making him a valuable asset in the field.