A vehicle-mounted communication system is provided. The communication system includes a communication device. The communication device includes at least a plurality of displays that are mounted on top of a vehicle. Each display includes a smoky acrylic covering for hiding one or more dead pixels. Based on real-time status of the vehicle, a driver of the vehicle, or a passenger therein, the communication device obtains targeted content and displays the targeted content on the plurality of displays for communicating relevant information to various prospective passengers for their rides or other near-by individuals who can offer help in case of any emergency.

An information panel or display panel suitable for mounting onto the top of a vehicle is disclosed. Information such as advertisement can be change automatically. Change of advertisement content is responsive to the speed of the vehicle,

A holographic system for an automobile includes a holographic pack configured to display a holographic image from atop an automobile, a wireless transceiver configured to transmit an image for holographic projection to the holographic pack, a software application configured to receive and to process an image from a user to the wireless transceiver based on processing signals from a key fob and multiple holographic projectors in the pack configured to display the holograph parallel to a length of the automobile and parallel to a front and a rear of the automobile.

An LED control system is provided for connection to an LED lighting system via a power line to control the LED lighting system using commands formed by manipulation of frequency and amplitude of a signal transmitted over the power line. The signal may be for example a wave or a sequence of pulses. The signal may be provided in superposition with line power or the line power may be formed as the signal. The signal can be provided intermittently and a carrier wave also provided and modulated at the same time as the signal. When the signal is not being produced, the power on the power line may be power that is allowed to flow without manipulation from an external portion of the power line.

A vehicle mountable holographic promoting system and method of use; the vehicle mountable holographic promoting system includes a body with at least one light, a mount, and a controller in communication with a software application and the body. The body is mountable to the vehicle via the mount. The mount is able to be removably attachable or otherwise secured to roof of a vehicle. The controller controls the body such that the body is able to visually promote via an image display at least one promotable item using the at least one light. The promotable item appearing to float on a plane above the vehicle.

Vehicle mountable holographic promoting system and method of use; system includes a body with light, mount, and controller in communication with a software application and the body. The body is mountable to the vehicle using mount. Mount can be removably attachable or otherwise secured to the roof of the vehicle. The controller controls the body such that the body can visually promote via an image display an item using the light-display region appearing to float on a plane above vehicle.

A configurable roof rack for vehicles is provided. The configurable roof rack comprises at least two cross bars arranged parallelly, wherein each of the at least two cross bars comprises a channel. The configurable roof rack further comprises a rack comprising an inner cross bar at each of two opposite sides of the rack, wherein the rack is configured to be fitted into the at least two cross bars by sliding the inner cross bars into the channels of the at least two cross bars, wherein each of the two cross bars comprises a key slot for enabling locking and unlocking of the rack to the at least two cross bars.

A configurable roof rack for vehicles is provided. The configurable roof rack comprises a display rack comprising two portions, each of the two portions configured for mounting a display system thereupon for displaying electronic content. The configurable roof rack further comprises a controller configured to receive an input from a mobile device. The input is processed to determine whether the input corresponds to one of folding/unfolding the display rack, or controlling display of electronic content on one or more display systems of the display rack. Based on the determination, folding/unfolding of the display rack or controlling the display of electronic content on the two display systems is performed.

A motor vehicle includes a window and a body having a storage space with an opening facing toward the window. A flexible electronic display is movable from a first position overlying the window and a second position within the storage space. The window may be a windshield, and the storage space may be within a roof of the vehicle.

In a vehicle-mounted device configured to be mounted on a vehicle for providing a service, a projector projects, based on data of a three-dimensional image related to the service, the three-dimensional image in the air above the vehicle.