A vehicle includes a window having a display. The display includes a substrate, a light source disposed at a first location of the substrate, a light sensor disposed at a second location of the substrate, and a first optical medium disposed on the substrate over the light source. The first optical medium includes a surface at an angle that prevents light from the light source from passing through the first optical medium and into the light sensor.

A vehicle-mounted display device, a vehicle steering wheel assembly, and a vehicle. The vehicle-mounted display device comprises a decorative piece (1), wherein the decorative piece (1) comprises a connection portion (4), a touch-control display screen (2), a first mounting position (11) and a second mounting position (12); the decorative piece (1) is mounted on a base (13) of a vehicle steering wheel (3) by means of the connection portion (4); the first mounting position (11) is used for mounting the touch-control display screen (2), and the second mounting position (12) is used for mounting a vehicle airbag; and the first mounting position (11) and the second mounting position (12) are arranged side by side on the decorative piece (1), and the first mounting position (11) is located above the second mounting position (12) in the direction in which the first mounting position (11) and the second mounting position (12) are arranged.

A vehicle information display apparatus includes: at least one processor configured to receive a vehicle state of a vehicle, and detect a forward object ahead of the vehicle; a flip-dot display installed in the vehicle and configured to implement a pixel by rotating a flip disk; and an illumination module installed around the flip-dot display, and configured to illuminate a surface of the flip-dot display.

A cockpit display system includes a cockpit, a first display apparatus, a second display apparatus, a first light sensor, a second light sensor and a brightness distribution calculation module. The first light sensor is suitable for detecting a first ambient light brightness. The second light sensor is suitable for detecting a second ambient light brightness. The brightness distribution calculation module is suitable for respectively calculating a first brightness, a second brightness, a third brightness and a fourth brightness of the first display area and the second display area of the first display apparatus and the third display area and the fourth display area of the second display apparatus under a same display gray level according to the first ambient light brightness and the second ambient light brightness. The first brightness, the second brightness, the third brightness and the fourth brightness are different from each other.

A display apparatus for displaying a virtual image (VIMG1) includes a rotating expander device (EPE1) to form light beams (B3.sub.P0,R,B3.sub.P1,R) of output light (OUT1) by expanding light beams (B0.sub.P0,R,B0.sub.P1,R) of input light (IN1), the expander device (EPE1) includes: a waveguide plate (SUB1), an in-coupling element (DOE1) to form first guided light (B1a) and second guided light (B1c) by coupling input light (IN1) into the waveguide plate (SUB1), a first out-coupling element (DOE3a) to form output light (OUT1) by coupling the first guided light (B1a) out of the waveguide plate (SUB1), and a second out-coupling element (DOE3c) to form output light (OUT1) by coupling the second guided light (B1c) out of the waveguide plate (SUB1). The in-coupling element (DOE1) has a first input grating vector (V.sub.1a) and a second input grating vector (V.sub.1c), and an angle (.sub.1ac) between the first and second input grating vectors is between 60 and 120.

A light emitting device emitting an output light includes a light adjustment structure. A sub light is defined as the output light corresponding to an azimuth angle, a first value L1 is a sum of a luminance of the sub light corresponding to a polar angle from 115 to 125 degrees, a second value L2 is a sum of a luminance of the sub light corresponding to a polar angle from 95 to 105 degrees, a third value L3 is a sum of a luminance of the sub light corresponding to a polar angle from 75 to 85 degrees, a fourth value L4 is a sum of a luminance of the sub light corresponding to a polar angle from 55 to 65 degrees. The first value L1, the second value L2, the third value L3 and the fourth value L4 satisfy L3<L2, and 1.23(L1*L3)/(L2*L4)2.92.

A vehicle information display device according to the present invention comprises a display section provided on at least one side of the front and rear of a vehicle; a sensor section provided on at least one side of the front and rear of the vehicle to measure at least one of the distances and speeds from nearby vehicles or obstacles towards the front or rear of the vehicle; and a control section connected to the display section and the sensor section to control display information displayed on the display section based on measurement information of the sensor section.

A display driving apparatus includes a display panel comprising a first display area displaying a first image and a second display area being maintained in a turn-off state during a hybrid mode; a source driving circuit configured to supply a first source signal to first pixels included in the first display area and supply a second source signal to second pixels included in the second display area to sense electrical characteristics of the second pixels when the display panel operates in the hybrid mode; and a timing controller configured to transfer first image data for the first image and sensing data for sensing to the source driving circuit and compensate for second image data for a second image which is to be displayed after displaying of the first image, based on a target compensation value obtained from the electrical characteristics sensed by the source driving circuit, wherein the target compensation value is determined based on a third image displayed in a previous display mode of the hybrid mode.

A vehicle display apparatus includes a cover plate, a display module, a frameless backlight module, a housing, a main circuit board, and a mounting bracket. The display module has a cable located in a non-visible area. The frameless backlight module is disposed on a side of the display module away from the cover plate. The housing includes a side wall, a first step, and a second step. The side wall laterally covers the cover plate. The first step supports the cover plate. The first step has a through hole. The second step supports the frameless backlight module. The main circuit board is disposed on a back surface of the housing. The cable is connected to the main circuit board through the through hole. The mounting bracket covers the main circuit board. The side wall laterally covers a connecting portion between the mounting bracket and the housing.

A light emitting device emitting an output light includes an optical structure. A sub light is defined as the output light corresponding to an azimuth angle, a first value L1 is a sum of a luminance of the sub light corresponding to a polar angle from 115 to 125 degrees, a second value L2 is a sum of a luminance of the sub light corresponding to a polar angle from 95 to 105 degrees, a third value L3 is a sum of a luminance of the sub light corresponding to a polar angle from 75 to 85 degrees, a fourth value L4 is a sum of a luminance of the sub light corresponding to a polar angle from 55 to 65 degrees. The first value L1, the second value L2, the third value L3 and the fourth value L4 satisfy L3L2, and (L2+L3)>(L1+L4).