Abstract: A display device mirroring a second screen transmitted from a source device comprises a communication unit, a display unit, and a controller configured to output external input source information of at least one of the source device or the display device when user input to change an external input source is received and to output an external input source screen corresponding to the user input of the external input source information.

Abstract: A wireless device for providing a screen sharing service with an external apparatus according to an embodiment of the present invention comprises: a wireless communication unit for receiving an image signal corresponding to a source image that the external apparatus is displaying: a display unit for displaying a mirroring image on the basis of the image signal; and a processor for controlling the display unit and the wireless communication unit. The processor can receive, from the external apparatus, a first message inquiring about support for an image quality setting function for the image being displayed by the external apparatus, and transmit a second message to the external apparatus in response to the first message, wherein the second message includes a response to the inquiry about whether the image setting function is supported.

Abstract: The present disclosure is a display device comprises a communication unit configured to communicate with an external device, a display unit, a control unit configured to receive video data from the external device through the communication unit, and output mirrored video data through the display unit based on whether the video data is rotated and a screen mode of the display device.

Abstract: A display device according to an embodiment of the present disclosure may comprise: a display unit; a wireless communication unit configured to communicate wirelessly with a mobile terminal; an external device interface unit configured to provide a wired connection with the router to wirelessly receive User Datagram Protocol (UDP) packet from the mobile terminal; and a control unit configured to: change the wired connection with the router to a wireless connection when a missing state of the UDP packet is detected based on the UDP packet received from the router, and receive the UDP packet from the router through the wireless communication unit.

Abstract: Provided is a display device comprising: a wireless communication unit connected to a user terminal; a display; and a processor which transmits screen mode data of the display to the user terminal by means of the wireless communication unit, receives, from the user terminal, output video data based on the screen mode data, and displays the received output video data on the display.

Abstract: A wireless device according to an embodiment of the present disclosure may receive a mirroring request for a screen sharing service from an external device, may determine whether a transmission condition of a content image is satisfied according to the received mirroring request, and, when the transmission condition is satisfied, to transmit content image data corresponding to the content image and OSD image data corresponding to an OSD image to the external device through a wireless communication interface.

Abstract: The present disclosure relates to a display device and an operating method thereof, which improve a problem in which a screen is not output when operating as a receiver after operating as an HDCP repeater, the display device comprises a display unit and a control unit configured to: receive a signal from a first external device and transmit the signal to a second external device so that an image according to the signal received from the first external device is output from the second external device, wherein the control unit is further configured to transmit a virtual ID to the first external device if the second external device is not connected.

Abstract: A display device comprises a wireless communication interface configured to receive, from a terminal, an image signal corresponding to a source image which is being displayed by the terminal, a display configured to operate in a landscape posture mode or a portrait posture mode, and a controller configured to determine a display direction of the received image signal when the display operates in the portrait posture mode and to display a mirrored image in a portrait direction on the display based on the image signal when the display direction of the image signal is a portrait direction.

Abstract: Disclosed herein is a wireless device including a display, a wireless communication interface configured to wirelessly perform communication with an external device, and a processor configured to activate any one of a first connection mode in which connection with the external device is established through an access point or a second connection mode in which direct connection with the external device is established, based on a network environment and receive, from the external device, image data corresponding to a source image being displayed on the external device according to the activated connection mode and display, on the display, a mirroring image based on the received image data.

Abstract: According to an embodiment of the present disclosure, a display device may include a wireless communication unit configured to wirelessly receive a first video signal based on a first video being displayed by a terminal, a display unit configured to display a first mirroring video based on the first video signal, and a control unit configured to receive a user input while the first mirroring video is being displayed, and transmit, to the terminal, a packet that does not include a mouse cursor parameter for requesting coordinates of a mouse cursor when the received user input is a touch input.

Abstract: According to an embodiment of the present disclosure, a display device may include a wireless communication unit configured to wirelessly receive a first video signal based on a first video being displayed by a terminal, a display unit configured to display a first mirroring video based on the first video signal, and a control unit configured to receive a user input while the first mirroring video is being displayed, and transmit, to the terminal, a packet that does not include a mouse cursor parameter for requesting coordinates of a mouse cursor when the received user input is a touch input.

Abstract: The present disclosure relates to an image display apparatus and an operating method thereof. The image display apparatus according to an embodiment of the present disclosure includes a display configured to display an image; an interface unit configured to have at least one communication module, and to transmit and receive a signal including data; and a controller, wherein the controller, through the interface unit, transmits a request signal including data for a specific communication channel to the outside, checks whether a response signal to the request signal is received in the specific communication channel, and when the response signal is received in the specific communication channel, performs a communication connection of Wi-Fi Direct method with an external device that transmitted the response signal, based on the response signal. In addition, various embodiments are possible.

Abstract: Provided are a display device and an operating method therefor. The display device include a user input interface configured to receive a signal from a remote control device, a wireless communication interface configured to receive image data from an external device and control data of the external device, a display configured to output a screen of the external device by using the received image data, and a controller configured to control the display to change a pointer display mode of the remote control device based on the control data of the external device received while outputting the screen of the external device.

Abstract: Provided are a display device and an operating method thereof. The display device includes a wireless communication interface configured to receive image data from an external device, a display configured to output a screen of the external device by using the image data, and a controller configured to operate in a delay off mode or a delay on mode to minimize a delay of screen output while outputting the screen of the external device.

Abstract: A wireless device according to an embodiment of the present disclosure may receive a mirroring request for a screen sharing service from an external device, may determine whether a transmission condition of a content image is satisfied according to the received mirroring request, and, when the transmission condition is satisfied, to transmit content image data corresponding to the content image and OSD image data corresponding to an OSD image to the external device through a wireless communication interface.

Abstract: Provided are a display device and an operating method therefor. The display device include a user input interface configured to receive a signal from a remote control device, a wireless communication interface configured to receive image data from an external device and control data of the external device, a display configured to output a screen of the external device by using the received image data, and a controller configured to control the display to change a pointer display mode of the remote control device based on the control data of the external device received while outputting the screen of the external device.

Abstract: Disclosed herein is a wireless device including a display, a wireless communication interface configured to wirelessly perform communication with an external device, and a processor configured to activate any one of a first connection mode in which connection with the external device is established through an access point or a second connection mode in which direct connection with the external device is established, based on a network environment and receive, from the external device, image data corresponding to a source image being displayed on the external device according to the activated connection mode and display, on the display, a mirroring image based on the received image data.

Abstract: Provided are a display device and an operating method thereof. The display device includes a wireless communication interface configured to receive image data from an external device, a display configured to output a screen of the external device by using the image data, and a controller configured to operate in a delay off mode or a delay on mode to minimize a delay of screen output while outputting the screen of the external device.

Abstract: The present invention relates to an image display device. An image display device according to an embodiment of the present invention comprises: a display; an interface for exchanging data with a mobile terminal; and a controller for performing control such that a device connection application item is displayed, an image including server information is displayed so as to be captured using the mobile terminal, on the basis of the selection of the device connection application item, pairing with the mobile terminal is then performed, and when the pairing is completed, an object representing the paired mobile terminal is displayed. Accordingly, pairing between the mobile terminal and the image display device can be simply and easily performed.

Abstract: The present invention relates to an image display device. An image display device according to an embodiment of the present invention comprises: a display; an interface for exchanging data with a mobile terminal; and a controller for performing control such that a device connection application item is displayed, an image including server information is displayed so as to be captured using the mobile terminal, on the basis of the selection of the device connection application item, pairing with the mobile terminal is then performed, and when the pairing is completed, an object representing the paired mobile terminal is displayed. Accordingly, pairing between the mobile terminal and the image display device can be simply and easily performed.