This inventor holds 2 USPTO granted patents. Top assignee: Sk Telecom Company, Ltd.. Active years: 2009-2017.
Company Filing History:
Years Active: 2009-2017
Title: Changmoon Han: Innovator in Telecommunications
Introduction
Changmoon Han is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of telecommunications, particularly in the development of methods and devices that enhance communication systems. With a total of 2 patents to his name, Han continues to push the boundaries of innovation in his industry.
Latest Patents
One of Han's latest patents is titled "Device and method for concurrent call avoidance." This invention discloses a terminal device that includes a state determining unit to assess the connection state of a voice call or a data call at a specific time prior to the transfer period of a keep-alive message designated for a specific application. Additionally, it features an application interworking unit that transfers the keep-alive message through the data call based on the determined connection state, thereby notifying the driving state of the specific application.
Another significant patent is the "Method and system for notifying 1xEV-DO system of switching from 1xEV-DO system to 1X system." This invention comprises a hybrid access terminal that operates in both a 1X mode and a 1xEV-DO mode. It periodically switches to the 1X system while in traffic with the 1xEV-DO system, transmitting a notice signal to advise the switching over a base station transceiver subsystem. This innovation enhances the efficiency of data transmission services in hybrid access terminals.
Career Highlights
Changmoon Han is currently employed at SK Telecom Company, Ltd., a leading telecommunications provider in South Korea. His work at SK Telecom has allowed him to collaborate with other talented professionals in the field, contributing to advancements in communication technology.
Collaborations
Some of Han's notable coworkers include Jonghyun Kim and Seongsoo Bae. Their collaborative efforts have played a crucial role in the development of innovative solutions within the telecommunications sector.
Conclusion
Changmoon Han's contributions to telecommunications through his patents and work at SK Telecom highlight his role as a key innovator in the industry. His inventions not only improve communication systems but also pave the way for future advancements in technology.