Changmoon Han

Follow

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Device and method for concurrent call avoidance
- Patent number 9,750,073
- Issue date Aug 29, 2017
- SK Telecom Co., Ltd
- Namgun Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for notifying 1xEV-DO system of switching from 1x...
- Patent number 7,529,206
- Issue date May 5, 2009
- SK Telecom Co., Ltd
- Changmoon Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and system for notifying 1xev-do system of switching from 1x...
- Publication number 20060239227
- Publication date Oct 26, 2006
- Changmoon Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE