Lg Electronics Inc.

Sanghyun Baek

Sangjin Ahn

Eunyoung Cho

Gwanhui Seo

Obong An

Jeean Chang

Hyeongjin Park

Sanghun Kim

Seonil Yu

Jaekyung Lee

Janghee Lee

Hyeseung Lee

Miyeon Kwon

Kyungryun Lee

The present disclosure provides a display device including: a communication interface configured to perform Bluetooth communication with at least one external device; and a processor configured to obtain a list of connected devices including information about at least one external device Bluetooth-paired or connected with the display device through the communication interface, and obtain first execution information about a first application being executed on the display device, obtain first necessary device condition information required by the first application based on the first execution information, and release a connection with at least one external device not satisfying the first necessary device condition information in the list of connected devices.

Display device for managing external device connected thereto through bluetooth communication and method for managing bluetooth-connected external device

An embodiment of the present disclosure provides a remote control device including a user input interface including a wheel button, a memory including a key buffer, a wireless communication interface, and a processor configured to receive a wheel input signal for the wheel button, generate a wheel input control signal corresponding to the wheel input signal, output the generated wheel input control signal through the wireless communication interface, store a wheel repeat control signal in the key buffer when the wheel input signal is continuously input, and output the wheel repeat control signal stored in the key buffer through the wireless communication interface at each predetermined period.

Remote control device and method for operating same

According to an embodiment of the present disclosure, a remote control device for transmitting and receiving a control signal to and from a display device may include a Bluetooth circuit configured to establish Bluetooth connection with the display device, an IR circuit configured to output an IR signal, and a controller configured to output an IR signal for controlling the display device or an external device connected to the display device based on information on a video input mode of the display device when Bluetooth connection with the display device is not established.

Display device, remote control device and display system including display device and remote control device

Disclosed are a display device, and an infrared transmission device and a control method therefor. The disclosed infrared transmission device: determines whether a repeat event occurs, on the basis of the amount of request data stored in a buffer; and when a repeat event occurs, generates an infrared signal corresponding to the repeat event and transmits the infrared signal to a display device or an external electronic device.

Display device, and infrared transmission device and control method therefor

Display device for managing external device connected thereto through Bluetooth communication and method for managing Bluetooth-connected external device

The present disclosure relates to an image display device and a method of operating the same. The image display device according to an embodiment of the present disclosure includes: a display configured to display a pointer corresponding to a remote controller; an external device interface including at least one communication module and configured to perform short-range communication; and a controller, wherein the controller: receives, from the remote controller, an input signal including movement data of the remote controller through the external device interface; monitors a connection status with the remote controller based on the received input signal; if the connection status is good, calculates coordinates of the pointer based on the movement data included in the input signal; if the connection status is bad, processes the movement data included in the input signal, and then calculates coordinates of the pointer based on the processed data; and displays the pointer on the display based on the calculated coordinates of the pointer. Various other embodiments are also possible.

Image display device and method of operating the same

The present disclosure relates to an image display apparatus and a method thereof. The image display apparatus according to an embodiment of the present disclosure comprises: a display; an external device interface including at least one communication module, the external device being configured to communicate with a remote control device using short-range communication; a memory; and a controller configured to: check a voltage value of a battery included in the remote control device based on data included in a control signal received from the remote control device; when the voltage value of the battery is less than a predetermined reference voltage value, store the voltage value of the battery in the memory, and output a first message for requesting battery replacement through the display; when the control signal includes data indicating that the battery is replaced, calculate a voltage difference between a voltage value stored in the memory and the voltage value included in the control signal; and when the voltage difference is less than a predetermined reference difference, determine that the replaced battery needs to be replaced.

Image display apparatus for detecting battery condition of remote control device and method thereof

A sink device includes: a network transceiver configured to communicate with a source device; a display; and a controller configured to: receive video content from the source device via the network transceiver, wherein a source display of the source device corresponds to original display coordinates; cause the display to display the video content, wherein the display corresponds to changed display coordinates; receive a control signal for selecting a first coordinate of the display; generate a second coordinate with respect to the original display coordinates, wherein the second coordinate corresponds to the first coordinate; and cause the network transceiver to transmit the second coordinate to the source device.

Method for controlling source device at sink device and apparatus for the same

A first wireless device that supports a Wi-Fi direct service includes: a display unit configured to display an entire image of content being displayed by a second wireless device; a communication unit configured to perform a connection setup with the second wireless device; and a processor configured to control the display unit and the communication unit. The processor receives a zoom-in request signal for zooming in a partial image included in the entire image and receives data of the entire image and data of a zoomed-in partial image corresponding to the partial image from the second wireless device based on the zoom-in request signal.

Wireless device and wireless system

A broadcast receiver according to one embodiment of the present invention comprises: a tuner for receiving a broadcast signal; a display module for displaying content on a main screen; an interface module for receiving, from a remote control, a first command for selecting a specific location on the main screen; and a controller for controlling the tuner, the display module, and the interface module, wherein the controller enlarges a specific region within a preset distance from the specific location according to the received first command, and displays the magnified specific region in a zoom window, and furthermore, the location of the zoom window varies according to a motion of the remote control.

Display device and control method therefor

An electronic device, including a display; and a controller capable of displaying, via the display, an image being reproduced, a letterbox and subtitles positioned at the letterbox; receiving a control signal for enlarging a display size of the image; controlling the display to enlarge the image in response to the control signal, further the subtitles is positioned at the enlarged image.

Device and control method for the device

A display device including a display module configured to display a content corresponding to a video on a main screen of the display device; an interface module configured to receive an enlargement input request from a remote controller; and a controller configured to enter an enlargement mode in accordance with the enlargement input request received from the remote controller, display a window including the content displayed on the main screen, display an indicator for selecting a specific area of the displayed content within the displayed window, enlarge the selected specific area of the displayed content, and display the enlarged selected specific area of the displayed content on the main screen.

Display device and controlling method thereof

An electronic device including a display unit configured to display a letterbox in a letterbox region and an image in an image display region; and a controller configured to display a guide image at a boundary portion between the letterbox region and the image display region, and change display sizes of the letterbox region and the image display region based on a movement of the guide image.

Growing community of inventors

Seoul, South Korea

Sanghyun Baek