A display apparatus includes a display, an interface, and a processor configured to, based on a dongle in which an application is stored being connected to the interface, display the application stored in the dongle on the display based on information on the application received from the dongle, and based on receiving a user command for selecting the application displayed on the display, transmit a command for executing the selected application to the dongle through the interface, and based on receiving an execution screen of the application executed in the dongle through the interface according to the command, display the received execution screen on the display The processor is further configured to, based on receiving the user command, transmit, through the interface, a command for communicating with an electronic apparatus, so that the dongle is connected to the electronic apparatus.

The technology relates to an image transmission apparatus and a display apparatus configured to wirelessly transmit an image based on a state of the display apparatus from an image transmission apparatus and reduce the processing capacity of the display apparatus. Multiple different pieces of converted image information are generated by converting image information on the basis of inertial information transmitted from the display apparatus, and the generated multiple different pieces of converted image information are transmitted to the display apparatus using multiple beams different from each other. The technology is applicable to devices such as game consoles, personal computers, and portable devices.

The present disclosure relates to a display device and a display system for providing lyrics when reproducing music of the external device, regardless of a connection state of an external device. The display device includes: a display; a controller configured to receive a music reproduction command through an external device; and an audio output interface configured to output music received from the external device, wherein, when the controller receives the music reproduction command, the controller is configured to request lyric information to the external device, and when the controller receives the lyric information from the external device, the controller is configured to display lyrics through the display while outputting the music.

Disclosed is a multi-display apparatus including display modules and a sensor. Some of the display modules sequentially connected receive a signal from the sensor, and each of the display modules transmits signals including the signal from the sensor to a display module connected to a rear stage thereof. The display module connected to a final stage transmits the signal from the sensor to a control box. The control box includes a detector configured to detect whether signals from a plurality of transmission lines include a generated flag signal based on the signals including a signal from the sensor and a selector configured to select a transmission line detected as including the flag signal by the detector and set the selected transmission line as a channel for communication with the sensor.

The present disclosure provides a panel driving device and a panel device. The panel driving device includes a transmitting device, a receiving device, a conversion device, and a driver circuit. The transmitting device includes a first transmitting circuit for transmitting a first signal. The receiving device is provided on the panel and including a first receiving circuit for receiving the first signal transmitted by the transmitting device. The conversion device is connected to one of the first transmitting circuit and the first receiving circuit and is configured to convert a second signal received by the conversion device and output a third signal. The driver circuit is provided on the panel and is configured to output a driving signal according to the third signal and provide the driving signal to the panel.

Disclosed are a screen projection method and apparatus based on a wireless auxiliary stream device. The method includes: displaying an interaction interface on the local display device when the terminal device is connected, where a plurality of triggerable function keys are disposed on the interaction interface, the plurality of function keys include program display keys corresponding to a plurality of programs and a screen display key, and the plurality of programs are programs currently running on the terminal device; obtaining, when a user triggers a target program display key corresponding to a target program, a target program image of the target program displayed on the local display device, and displaying the target program image by the extended display device; and displaying, by the extended display device, when the user triggers the screen display key, all images displayed on the local display device.

According to various embodiments, there may be provided an electronic device comprising: a housing, a flexible display having a resizable region visible to an outside of the housing by at least a portion being moved from the inside to the outside of the housing, a communication circuit configured to enable transmitting or receiving data to or from an external electronic device, at least one sensor configured to identify a size of a region where the flexible display is visible to the outside of the housing, a memory, and at least one processor, wherein the at least one processor is configured to: control the display to display a first content on first region of the flexible display visible to the outside of the housing, establish communication connection with an external electronic device through the communication circuit, transmit, based on the establishing of the communication connection, first information on the first content to the external electronic device through the communication circuit so that the external electronic device displays the first content, when a second region where the flexible display located inside the housing is visible to the outside of the housing, display second content on a third region including the first region and the second region, based on at least one value obtained using the at least one sensor, identify second information on the second content, to be transmitted to the external electronic device, based on the obtained at least one value, and transmit the identified second information to the external electronic device through the communication circuit so that the external electronic device displays the second content.

A system for concussion assessment, comprises a head mounted display and a remote AI host. The head mounted display is disposed for displaying at least one test image to a user and obtain a plurality of physiological data from the user. The remote AI host communicates with the head mounted display through a first network connection, so as to obtain a concussion assessment result according to the plurality of physiological data.

Embodiments of this application provide a multi-window display method, a first electronic device, and a second electronic device. The method is applied to the first electronic device and the second electronic device that communicate with each other. When a plurality of applications run on a mobile phone, a plurality of windows of the mobile phone can be displayed on a PC, and each window is correspondingly used to display a different application. A user can perform an operation on each mobile phone application by using a window that corresponds to the mobile phone application and that is displayed on the PC. In addition, the operation performed by the user on the mobile phone application on the PC does not affect use of another function of the user on the mobile phone. This improves office efficiency such as file sharing, and improves user experience.

A computer device and a multi-computer system are provided. The computer device includes a central processing unit (CPU), a wireless connection circuit, and a switch circuit. The CPU is coupled to a display to provide an enabling display signal to the display according to a hot plug detection signal provided from the display. The wireless connection circuit receives one of a wireless connection signal and a wireless disconnection signal from a wireless input device. The switch circuit is coupled between the display and the CPU and coupled to the wireless connection circuit. The switch circuit provides the hot plug detection signal to the CPU when the wireless connection circuit receives the wireless connection signal, and masks the hot plug detection signal from the CPU when the wireless connection circuit receives the wireless disconnection signal.