Method of transmitting inquiry message, display device for the method, method of sharing information, and mobile terminal

IY Shin, W Choi - US Patent 10,228,810, 2019 - Google Patents
A method of transmitting an inquiry message, performed by a display device, includes
operations of reproducing content in the display device; receiving an input from a user …

Apparatus and method for providing personalized adaptive e-learning

SW Lee, HY Yoo, HK Jee - US Patent 10,733,899, 2020 - Google Patents
The present invention relates to an apparatus and method for providing personalized
adaptive e-learning, and more specifically, to an apparatus and method for estimating a …