Lg Electronics Inc.

Yoonhee Koo

Seunghun Lee

Sungeun Shin

Kangil Lee

Gijung Jang

Sangin Seok

A display device according to the present disclosure may include a display part; a wireless communication part configured to perform wireless communication with a first portable device connected to a first terminal displaying a first image or a second portable device connected to a second terminal displaying a second image; and a controller configured to: when a screen sharing request is received from the first portable device, determine whether a management mode for managing screen sharing of the second portable device connected to the second terminal is activated, when the management mode of the second portable device is activated, determine whether screen sharing permission has been received from the second portable device, when the screen sharing permission is received, receive the first image data corresponding to the first image from the portable device, and based on the received first image data, display first mirroring image on the display part.

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Seoul, South Korea

Yoonhee Koo