This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Samsung Electronics Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Sangmin Choi: Inventor in Wireless Communication
Introduction
Sangmin Choi is an inventor associated with Suwon, South Korea. His patent work concerns wireless communication technology for user equipment that supports multiple subscriber identity modules. He is associated with Samsung Electronics Ltd.
Latest Patents
Choi is named on one patent, Device and Method for Multi-Subscriber Identity Module Wireless Communication. The invention describes an operating method for equipment supporting dual-SIM dual-active communication. It addresses how the device can allocate radio-frequency transmission paths between two SIMs when both request communication resources. If the device lacks additional transmission paths, it uses time-division multiplexing to allocate at least one path to each SIM.
Career Highlights
Choi’s recorded patent contribution focuses on managing radio resources for simultaneous communication across two networks. The patent lists Samsung Electronics Ltd. as his company affiliation. His portfolio includes 1 patent.
Collaborations
Ohseok Kim is identified as Choi’s coworker. The patent information provided does not specify the nature of their collaboration.
Conclusion
Sangmin Choi’s patent work addresses a practical challenge in dual-SIM wireless devices by describing a method for sharing radio-frequency transmission paths between communications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile