Abstract: The present disclosure provides a display device, including: a light emitting device and a light adjusting layer, the light adjusting layer being on a light emitting side of the light emitting device, and the light emitting device being configured to generate and emit light having a wavelength in a wavelength range of visible light, wherein the light adjusting layer is configured to block light having a wavelength in a partial wavelength range of blue light from passing through when subjected to an external stimulus and allow the light having the wavelength in the partial wavelength range of blue light to pass through when the external stimulus is removed, and the light adjusting layer includes a responsive photonic crystal.

Abstract: The present disclosure provides a display device, including: a light emitting device and a light adjusting layer, the light adjusting layer being on a light emitting side of the light emitting device, and the light emitting device being configured to generate and emit light having a wavelength in a wavelength range of visible light, wherein the light adjusting layer is configured to block light having a wavelength in a partial wavelength range of blue light from passing through when subjected to an external stimulus and allow the light having the wavelength in the partial wavelength range of blue light to pass through when the external stimulus is removed, and the light adjusting layer includes a responsive photonic crystal.

Abstract: A backlight source, and a method for controlling a light output direction thereof, a display panel, and a display device are provided, the backlight source includes: a back plate; at least one light source, which is disposed on a surface of the back plate; and a light direction transformation part, which is configured to be movable along the back plate, such that the at least one light source is changed from directly facing a first portion of the light direction transformation part having a first light direction transformation mode to directly facing a second portion of the light direction transformation part having a second light direction transformation mode.

Abstract: A backlight source, and a method for controlling a light output direction thereof, a display panel, and a display device are provided, the backlight source includes: a back plate; at least one light source, which is disposed on a surface of the back plate; and a light direction transformation part, which is configured to be movable along the back plate, such that the at least one light source is changed from directly facing a first portion of the light direction transformation part having a first light direction transformation mode to directly facing a second portion of the light direction transformation part having a second light direction transformation mode.

Abstract: The present disclosure provides a color temperature adjustment method, a color temperature adjustment device, a light source including the color temperature adjustment device, and a display apparatus including the light source. The color temperature adjustment method includes acquiring current environment information; obtaining a target color temperature corresponding to the current environment information by using fuzzy neutral network; and providing an electrical signal corresponding to the target color temperature to a light emitting unit so that a color temperature of the light emitting unit reaches the target color temperature.

Abstract: The present disclosure provides a die core for a light guide plate, a manufacturing method thereof, and the light guide plate. The manufacturing method includes steps of: providing a body, a to-be-processed surface of the body including a dot formation region and a dot-free region; forming dots at the dot formation region, the dots including protrusions and recesses; and forming a coverage layer at least covering the protrusions.

Abstract: A back plate, a backlight module, a display device, and an assembly method of the backlight module are provided. The backlight module includes: a back plate, including a main body portion, the main body portion having a first main surface and a second main surface opposite to each other; and the main body portion being provided with a hollow structure; a light source, passing through the hollow structure from a second main surface side of the main body portion; a light guide plate, provided on the first main surface side of the main body portion of the back plate, wherein, the light-emitting portion of the light source includes a light emergent surface, and the light emergent surface faces a light incident surface of the light guide plate.

Abstract: Embodiments of the present invention provide a light guide plate for a backlight module. The light guide plate includes: a body comprising: a first surface; a second surface which is opposite to the first surface and serves as a light output surface; and a side face; and a groove formed inside the body and having an opening located in the side face. The groove is configured to accommodate an optical film.

Abstract: The present disclosure provides a die core for a light guide plate, a manufacturing method thereof, and the light guide plate. The manufacturing method includes steps of: providing a body, a to-be-processed surface of the body including a dot formation region and a dot-free region; forming dots at the dot formation region, the dots including protrusions and recesses; and forming a coverage layer at least covering the protrusions.

Abstract: The present disclosure provides a color temperature adjustment method, a color temperature adjustment device, a light source including the color temperature adjustment device, and a display apparatus including the light source. The color temperature adjustment method includes acquiring current environment information; obtaining a target color temperature corresponding to the current environment information by using fuzzy neutral network; and providing an electrical signal corresponding to the target color temperature to a light emitting unit so that a color temperature of the light emitting unit reaches the target color temperature.

Abstract: A stamping device for base materials includes: a first roller with at least one stamping pattern region at an outer surface thereof; a second roller at a first side of the first roller with a first stamping gap therebetween; a third roller at a second side of the first roller with a second stamping gap therebetween; a first delivery mechanism configured to, when the stamping pattern region rotates to a first position corresponding to the first stamping gap, deliver a base material to a first material-supplying side of the first stamping gap to stamp the base material; and a second delivery mechanism configured to, when the stamping pattern region rotates to a second position corresponding to the second stamping gap, deliver another base material to a second material-supplying side of the second stamping gap so as to stamp the another base material.

Abstract: The present invention provides a light guide plate, a backlight module, and a method for manufacturing the light guide plate. The light guide plate include a light guide plate body, on which at least two layers of dots having a refractive index different from the light guide plate body are distributed. According to the light guide plate of the present invention, the dots are distributed on at least two layers, rather than merely on a single interface as that in the traditional light guide plate. As a result, the dot density in an identical region of the light guide plate will exceed the limit of 100%, and thereby a better light guide effect will be achieved. In addition, according to the method of the present invention, the light guide plate is manufactured based on a 3D printing technology.

Abstract: A backlight module and a display device are provided. The backlight module includes a light-guiding plate and a light bar arranged at a light incident side of the light-guiding plate. The backlight module further includes a light beam processing device arranged at an outside of the light-guiding plate to collect light beams not entered into the light-guiding plate, and configured to transmit the collected light beams to a light compensation position to emit the collected light beams into the light-guiding plate.

Abstract: A back plate, a backlight module, a display device, and an assembly method of the backlight module are provided. The backlight module includes: a back plate, including a main body portion, the main body portion having a first main surface and a second main surface opposite to each other; and the main body portion being provided with a hollow structure; a light source, passing through the hollow structure from a second main surface side of the main body portion; a light guide plate, provided on the first main surface side of the main body portion of the back plate, wherein, the light-emitting portion of the light source includes a light emergent surface, and the light emergent surface faces a light incident surface of the light guide plate.

Abstract: A backlight module and a display device are provided. The backlight module includes a light-guiding plate and a light bar arranged at a light incident side of the light-guiding plate. The backlight module further includes a light beam processing device arranged at an outside of the light-guiding plate to collect light beams not entered into the light-guiding plate, and configured to transmit the collected light beams to a light compensation position to emit the collected light beams into the light-guiding plate.

Abstract: Embodiments of the present invention provide a light guide plate for a backlight module. The light guide plate includes: a body comprising: a first surface; a second surface which is opposite to the first surface and serves as a light output surface; and a side face; and a groove formed inside the body and having an opening located in the side face. The groove is configured to accommodate an optical film.

Abstract: A stamping device for base materials includes: a first roller with at least one stamping pattern region at an outer surface thereof; a second roller at a first side of the first roller with a first stamping gap therebetween; a third roller at a second side of the first roller with a second stamping gap therebetween; a first delivery mechanism configured to, when the stamping pattern region rotates to a first position corresponding to the first stamping gap, deliver a base material to a first material-supplying side of the first stamping gap to stamp the base material; and a second delivery mechanism configured to, when the stamping pattern region rotates to a second position corresponding to the second stamping gap, deliver another base material to a second material-supplying side of the second stamping gap so as to stamp the another base material.

Abstract: The present invention provides a light guide plate, a backlight module, and a method for manufacturing the light guide plate. The light guide plate include a light guide plate body, on which at least two layers of dots having a refractive index different from the light guide plate body are distributed. According to the light guide plate of the present invention, the dots are distributed on at least two layers, rather than merely on a single interface as that in the traditional light guide plate. As a result, the dot density in an identical region of the light guide plate will exceed the limit of 100%, and thereby a better light guide effect will be achieved. In addition, according to the method of the present invention, the light guide plate is manufactured based on a 3D printing technology.

Abstract: The present application discloses a A display apparatus is disclosed comprising a LCD panel, a brightness enhancement film, a light guidance plate, and a light emitting unit. The light guidance plate is made of thermoplastic material doping with nanometer light dissipation particulates. The LCD panel is disposed on at least one light emitting surface side of the light guidance plate. The brightness enhancement film is disposed between the LCD panel and the light guidance plate. The light emitting unit is disposed on at least one light incident end surface side of the light guidance plate and provided as a light source. The display apparatus of the present disclosure can reduce the cost, the thickness and the weight.