Abstract: An antenna system of a vehicle includes a first low noise amplifier (LNA) for adjusting a strength of a radio frequency (RF) signal received by an antenna element; a mixer for converting the adjusted RF signal received through a connection cable into an intermediate frequency (IF) signal; a second low noise amplifier for adjusting a strength of the IF signal; a noise level detector for measuring a noise level introduced into the connection cable; and a second auto gain controller (AGC) for controlling a gain of the second LNA based on the strength of the IF signal and the noise level.

Abstract: A method for controlling a radio apparatus for a vehicle, includes: determining of scanning determining whether to scan alternative broadcasts based on a signal quality of a listening broadcast; scanning the alternative broadcasts; determining of noise determining noise types of the alternative broadcasts based on a plurality of polarizations; comparing and determining comparing signal qualities of the listening broadcast and the alternative broadcasts based on a determination result of the determining of noise and determining whether to switch the listening broadcast to one of the alternative broadcasts; and switching the listening broadcast to the alternative broadcast based on a determination result of the comparing and determining.

Abstract: A monopole antenna includes an antenna portion including a monopole structure disposed perpendicular to a ground surface; a signal feeding portion configured to provide a signal to be fed to the antenna portion; a signal transmission portion disposed parallel to the ground surface and connected to the antenna portion and the signal feeding portion to transmit the signal to the antenna portion; and a base disposed between the ground surface and the signal transmission portion to support the signal transmission portion, wherein the antenna portion includes a shape in which a plurality of cylinders with different radii are connected.

Abstract: An embodiment control method for a radio device for a vehicle includes determining whether to scan alternative broadcasts based on a signal quality of a listening broadcast, wherein each of the alternative broadcasts has a same content as the listening broadcast and is a radio broadcast having a frequency or a polarization that is different from the frequency or the polarization of the listening broadcast, scanning the alternative broadcasts, comparing the signal quality of the listening broadcast with signal qualities of the alternative broadcasts to determine to switch the listening broadcast to a selected one of the alternative broadcasts, and in response to a determination to switch the listening broadcast to the selected alternative broadcast, switching the listening broadcast to the selected alternative broadcast.

Abstract: An antenna apparatus includes at least one antenna provided on a transparent titling surface inside a vehicle, and a partition to surround at least a portion of the at least one antenna. The partition tilts a beam radiated from the at least one antenna receiving a signal including a first frequency band, and transmits or receives a signal including a second frequency band, in the second frequency band different from the first frequency band.

Abstract: An audio system includes an audio device and a control device. The control device receives a second broadcast signal for an alternative frequency associated with the first broadcast signal with receive sensitivity of specified first reference sensitivity or more than the predetermined first reference sensitivity and verifies and stores a second radio frequency for transmitting the same broadcast as a radio broadcast of the first radio frequency, receives a third broadcast signal for the alternative frequency, when the first broadcast signal with receive sensitivity less than the specified first reference sensitivity, but greater than or equal to specified reference sensitivity is received, and change the frequency of the audio device from the first radio frequency to a third radio frequency, and changes the frequency of the audio device based on the second radio frequency, when the first broadcast signal with receive sensitivity less than the specified second reference sensitivity is received.

Abstract: A display apparatus includes a display panel on which an image is displayed, a receiver configured to receive an image signal related to the image from an external device and a controller configured to change an image processing mode of the image based on a change in a vertical frequency of the image signal. The display apparatus according to an embodiment has an effect of providing a more vivid image to a user by changing the image processing mode of the image based on the change in the vertical frequency of the image signal received from the external device.

Abstract: A display apparatus is provided. The display apparatus includes a display, an input receiver comprising input receiving circuitry, and a controller. The input receiver receives an input, e.g., a user input. The controller displays a user interface (UI) including a plurality of menu items on the display, performs a function corresponding to a menu item selected based on the input from among the plurality of menu items, determines whether the function has been used based on a type of the function performed, and changes a configuration of the plurality of menu items based on the determination. With this, the display apparatus may provide menu items corresponding to frequently or more used functions to allow a user to easily access thereto, thereby improving user convenience.

Abstract: Provided are a display apparatus, a control method thereof, a server, and a control method thereof. The display apparatus includes: a processor which processes a signal; a display which displays an image based on the processed signal; a first command receiver which receives a voice command; a storage which stores a plurality of voice commands said by a user; a second command receiver which receives a user's manipulation command; and a controller which, upon receiving the voice command, displays a list of the stored plurality of voice commands, selects one of the plurality of voice commands of the list according to the received user's manipulation command and controls the processor to process based on the selected voice command.

Abstract: A display apparatus is provided. The display apparatus includes a display, an input receiver comprising input receiving circuitry, and a controller. The input receiver receives an input, e.g., a user input. The controller displays a user interface (UI) including a plurality of menu items on the display, performs a function corresponding to a menu item selected based on the input from among the plurality of menu items, determines whether the function has been used based on a type of the function performed, and changes a configuration of the plurality of menu items based on the determination. With this, the display apparatus may provide menu items corresponding to frequently or more used functions to allow a user to easily access thereto, thereby improving user convenience.

Abstract: A display apparatus is provided. The display apparatus includes a display, an input receiver comprising input receiving circuitry, and a controller. The input receiver receives an input, e.g., a user input. The controller displays a user interface (UI) including a plurality of menu items on the display, performs a function corresponding to a menu item selected based on the input from among the plurality of menu items, determines whether the function has been used based on a type of the function performed, and changes a configuration of the plurality of menu items based on the determination. With this, the display apparatus may provide menu items corresponding to frequently or more used functions to allow a user to easily access thereto, thereby improving user convenience.

Abstract: A display apparatus includes a display panel on which an image is displayed, a receiver configured to receive an image signal related to the image from an external device and a controller configured to change an image processing mode of the image based on a change in a vertical frequency of the image signal. The display apparatus according to an embodiment has an effect of providing a more vivid image to a user by changing the image processing mode of the image based on the change in the vertical frequency of the image signal received from the external device.

Abstract: A display device includes a display unit outputting an image, a backlight unit controlling a backlight source of the display unit, a signal receiving unit receiving an image signal, an image processing unit processing the received image signal and transmitting the processed image signal to the display unit such that an image is capable of being output depending on a specified frequency, and a control unit controlling the backlight unit and the image processing unit to change at least one of a lighting time of the backlight source and the frequency depending on a feature of the received image signal.

Abstract: Provided are a display apparatus, a control method thereof, a server, and a control method thereof. The display apparatus includes: a processor which processes a signal; a display which displays an image based on the processed signal; a first command receiver which receives a voice command; a storage which stores a plurality of voice commands said by a user; a second command receiver which receives a user's manipulation command; and a controller which, upon receiving the voice command, displays a list of the stored plurality of voice commands, selects one of the plurality of voice commands of the list according to the received user's manipulation command and controls the processor to process based on the selected voice command.

Abstract: A video wall control device is provided in which a data processor is configured to determine a backlight control signal controlling an intensity of light supplied by at least one backlight unit among a plurality of backlight units based on image data obtained by capturing an image of a video wall device including a plurality of display panels and the plurality of backlight units supplying the light to each of the plurality of display panels, and signal transmission and reception circuitry configured to transmit the backlight control signal to the video wall device.

Abstract: Provided are a display apparatus, a control method thereof, a server, and a control method thereof. The display apparatus includes: a processor which processes a signal; a display which displays an image based on the processed signal; a first command receiver which receives a voice command; a storage which stores a plurality of voice commands said by a user; a second command receiver which receives a user's manipulation command; and a controller which, upon receiving the voice command, displays a list of the stored plurality of voice commands, selects one of the plurality of voice commands of the list according to the received user's manipulation command and controls the processor to process based on the selected voice command.

Abstract: Provided are a display apparatus, a control method thereof, a server, and a control method thereof. The display apparatus includes: a processor which processes a signal; a display which displays an image based on the processed signal; a first command receiver which receives a voice command; a storage which stores a plurality of voice commands said by a user; a second command receiver which receives a user's manipulation command; and a controller which, upon receiving the voice command, displays a list of the stored plurality of voice commands, selects one of the plurality of voice commands of the list according to the received user's manipulation command and controls the processor to process based on the selected voice command.

Abstract: A display apparatus is provided. The display apparatus includes a display, an input receiver comprising input receiving circuitry, and a controller. The input receiver receives an input, e.g., a user input. The controller displays a user interface (UI) including a plurality of menu items on the display, performs a function corresponding to a menu item selected based on the input from among the plurality of menu items, determines whether the function has been used based on a type of the function performed, and changes a configuration of the plurality of menu items based on the determination. With this, the display apparatus may provide menu items corresponding to frequently or more used functions to allow a user to easily access thereto, thereby improving user convenience.

Abstract: A display device includes a user interface (UI) generator configured to generate a UI of the virtual input device; a camera configured to photograph a user's gesture; and a controller configured to compare the photographed user's gesture with a user's gesture stored in the template and to control the UI generator to display a UI of a virtual input device corresponding to the matched user's gesture.

Abstract: A display apparatus including: a display configured to display an image; and at least one processor configured to, in response to beginning a viewer fatigue reduction function, determine whether a change characteristic of an image displayed on the display during a first time interval of an image signal corresponds to a suitable section for the viewer fatigue reduction function, and control the display to decrease a viewing fatigue level of the displayed image during the determined suitable section.