Patent ID: 9438894
Filing Date: 2016-09-06
CPC Classification: H04N

Claim Text:
1. A method of providing a graphic user interface (GUI) of a three dimensional (3D) display apparatus operating in association with 3D glasses, the method comprising: transmitting a synchronous signal to synchronize timing of output of a left eye image and a right eye image between the 3D glasses and the 3D display apparatus, to the 3D glasses; receiving a signal including battery information on remaining battery power of the 3D glasses from the 3D glasses, in response to transmitting the synchronous signal to the 3D glasses; generating a GUI related to the battery information of the 3D glasses, using the battery information contained in the received signal; and displaying the generated GUI on a screen of the 3D display apparatus, wherein the received signal is an acknowledgment signal configured to acknowledge receipt of the synchronous signal by the 3D glasses.