Abstract: A vehicle headlamp includes a first LED light source, a first light guide plate optically coupled to the first LED light source, a second LED light source, a second light guide plate optically coupled to the second LED light source, and a light barrier sheet interposed between the first and second light guide plates. The first light guide plate is configured to guide light emitted from the first LED light source onto a predetermined area thereby creating a second light distribution pattern. The second light guide plate is configured to guide light emitted from the second LED light source onto a predetermined area thereby creating a second light distribution pattern. The light barrier sheet is configured to prevent light transmission between the first and second light guide plates.

Abstract: A hub including an up-stream port, at least one down-stream port, a state-determining unit, and a control unit is provided. The up-stream port is configured to be coupled to a host device. The down-stream port is configured to be coupled to at least one peripheral device. The state-determining unit is coupled to the down-stream port and generates a determination result according to a level of a pin of the down-stream port. The control unit is coupled between the up-stream port and the state-determining unit. When the host device sends a sleep request, the control unit determines whether the peripheral device is operating in a specific mode according to the determination result. When the peripheral device is operating in the specific mode, the control unit provides an unready response to the host device.

Abstract: A system for a vehicle includes a user identification subsystem operable to detect a driver; and an interactive display subsystem operable to generate output for display on a vehicle window based on detection of the driver, the output associated with a reminder specific to a questionable driving habit of the driver.

Abstract: A backlight module and a display device having the backlight module are disclosed. The backlight module includes tricolor light sources, a light combining unit, a linear reflection unit, and a two-dimension reflection unit. The light combining unit is configured to combine tricolor beams to a white light beam. The linear reflection unit includes a plurality of first micro electro mechanical systems (MEMS) reflectors arranged in a line, and is configured to periodically reflect white light beams. The two-dimension reflection unit includes a plurality of second MEMS reflectors arranged in rows and columns, and the second MEMS reflectors in each row faces and interacts with a first MEMS reflector. The second MEMS reflectors are configured to periodically reflect light beams emitted from the linear reflection unit, to form a surface light source.

Abstract: A plant cultivation device includes a case (100), a temperature control module (200), and a circulation fan (310). A cultivation room (110) is formed in the case (100). The temperature control module (200) includes a piezoelectric chip (210) and a heat exchange assembly (230). The piezoelectric chip (210) includes a first surface (211) outside the cultivation room (110) and a second surface (212) inside the cultivation room (110). The second surface (212) is opposite to the first surface (211). The heat exchange assembly (230) is attached to the second surface (212). The circulation fan (310) is attached to the heat exchange assembly (230) and includes an inlet side (311) for drawing in air and an outlet side (312) for blowing out air, and the inlet side (311) and the outlet side (312) are arranged in the cultivation room (110).

Abstract: A cultivating box comprises a micro control unit (MCU), a memory module, a light adjusting module and a container having a cultivating space for cultivating plants is presented. The memory module records a plurality of parameters respectively corresponding to different growth conditions needed by the plants in different growth stages. The MCU applies corresponding parameters of the plurality of parameters recorded in the memory module to control the light adjusting module in each growth stage of the plants for adjusting the light status of the container, so the environment of the container can satisfy the requirement of the plant in every growth stage.

Abstract: A display device includes a display panel, a frame, and a light guide member. The display panel includes a display surface configured for displaying an image. The frame is located adjacent to edges of the display surface. The light guide member includes a plurality of optical fibers arranged in an array. Each optical fiber includes a light incident end and a light emitting end opposite to the light incident end. The light incident ends of the plurality of optical fibers form a light incident surface only covering the display surface, and the light emitting ends of the plurality of optical fibers form a light emitting surface completely covering the frame.

Abstract: A controllable natural illumination system for a building with an interior space includes a guiding element configured to guide natural illumination from an exterior of the building towards the interior space, an electro-chromic film covering at least a portion of the guiding element, and a controlling device electrically connected to the electro-chromic film. The natural illumination guided by the guiding element to the interior space passes through the electro-chromic film. The controlling device is configured to regulate the light penetrating ratio of the electro-chromic film controlling the natural illumination passable through the electro-chromic film to the interior space.

Abstract: A backlight module includes a number of laser units, a number of diffraction units, and a number of diverging units. Each laser unit includes three colored lasers arranged in a first straight line. The three lasers respectively emit red, green, and blue light. Each of the diffraction units includes three diffraction elements. The three diffraction elements are configured to diffract the light along the first straight line. Each of the diverging units is substantially an elongated semi-cylinder, and the longitudinal direction is along the first straight line. The diverging units diffract the three colors of light along a direction which is perpendicular to the direction of the first straight line.

Abstract: A display device includes a first bitable display, a second display, and a bitable electrochromic member sandwiched between the first bitable display and the second display. The first bitable display is switchable between a transparent status and a displaying status. The electrochromic member is switchable between a transparent status and a color status under predetermined voltage, with a response time of the second display being less than 30 milliseconds.

Abstract: An electronic book includes an electronic paper display module, an electrochromic unit, a light source module, and a light detecting unit. The electrochromic unit is arranged on the electronic paper display module and configured for adjusting a brightness for the electronic paper display module. The light source module is arranged on the electrochromic unit and configured for illuminating the electronic paper display module. The light source module includes a light guide member and a light source, the light source arranged at one side of the light guide member. The light detecting unit includes a light detector, a storage unit, and a control unit. The light detector is configured for detecting a brightness of ambient light, the storage unit is used for storing a preset value range, and the control unit is used for controlling the light source module and the electrochromic unit.

Abstract: A display device includes display units arranged in an array and a light guide unit. Each display unit includes a display panel including a display surface configured for displaying an image, and a frame located adjacent to edges of the display surface. The light guide unit includes a lower light guide and an upper light guide. The lower light guide is located above the display units, and includes first gratings. Each first grating corresponds to a side of one of the display unit and is configured for refracting light emitted from the display surface towards the corresponding side of the display unit. The upper light guide is located above the lower light guide and includes second gratings. Each second grating corresponds to one of the first gratings and is configured for reversely refracting light transmitted through the first grating towards a center of the display unit.

Abstract: A vehicle headlamp includes a first LED light source, a first light guide plate optically coupled to the first LED light source, a second LED light source, a second light guide plate optically coupled to the second LED light source, and a light barrier sheet interposed between the first and second light guide plates. The first light guide plate is configured to guide light emitted from the first LED light source onto a predetermined area thereby creating a second light distribution pattern. The second light guide plate is configured to guide light emitted from the second LED light source onto a predetermined area thereby creating a second light distribution pattern. The light barrier sheet is configured to prevent light transmission between the first and second light guide plates.

Abstract: A display device includes display units arranged in an array and a light guide unit. Each display unit includes a display panel including a display surface configured for displaying an image, and a frame located adjacent to edges of the display surface. The light guide unit includes a lower light guide and an upper light guide. The lower light guide is located above the display units, and includes first gratings. Each first grating corresponds to a side of one of the display unit and is configured for refracting light emitted from the display surface towards the corresponding side of the display unit. The upper light guide is located above the lower light guide and includes second gratings. Each second grating corresponds to one of the first gratings and is configured for reversely refracting light transmitted through the first grating towards a center of the display unit.

Abstract: The present disclose relates to a lens. The lens includes a bottom surface; a light input surface depressed from a center of the bottom surface; a light output surface opposite to the light input surface, the light output surface comprising a concave surface located at a center thereof and a convex surface surrounding the concave surface; and total reflective side surfaces. The side surface includes a first and a second side surfaces gradually slanting outwardly along a direction from the bottom surface to the light output surface, and a third side surface and a fourth side surface being perpendicular to the bottom surface. The present disclose also relates to a light source module with the lens.

Abstract: A writing device includes a writing pen and a light emitting diode display panel. The writing pen emits three different-colored optical signals. The light emitting diode display panel includes a control module and a plurality of pixels. Each pixel includes first, second and third light sources, first, second and third light sensing elements, and a touch element. The first to third light sensing elements are configured to receive the three optical signals and generate first, second and third selective signals, respectively. The touch element generates a control signal when touched by the writing pen. According to the three selective signals and the control signal, the control module selectively turns on the first light source, the second light source, and the third light source.

Abstract: A touch panel includes a substrate, a light-shielding layer, a patterned transparent layer, a reflecting layer, at least one first sensing series, and at least one second sensing series. The substrate has a touch sensing region and a peripheral region. The light-shielding layer is disposed in the periphery region. The light-shielding layer has a patterned opening and a sidewall adjacent to the patterned opening. The patterned opening is configured to provide a mark identifiable by human eyes. The patterned transparent layer is disposed in the peripheral region, and the patterned transparent layer covers a portion of the patterned opening. The patterned transparent layer has an inclined sidewall positioned in the patterned opening. The reflecting layer covers the inclined sidewall and the patterned opening. The first sensing series and the second sensing series are arranged in the touch sensing region to detect a position of a touch point.

Abstract: A lens has a first, second and third optical region. The first, second and third optical region are arranged in sequential order. Space angle defined between each first, second and third optical region, and an optical axis of the lens are different from each other. An LED light module, which has an LED chip and the lens is also provided. The light emitted from the LED chip passes the reflecting surface and refractive surface and radiates from a top of the lens.

Abstract: A computer storage medium has embodied thereon computer-readable instructions that, when executed, perform a method for identifying biometric markers within a vehicle. The method includes detecting a biometric marker of a driver within the vehicle and displaying data associated with the biometric marker to the driver.

Abstract: A lamp for a moving vehicle which can function as a headlamp and as a lower-brightness running lamp includes a single light emitting device, a power regulator, a first lampshade, a light guiding element, a lifting device, and a number of first reflecting covers. The first lampshade is arranged facing the light emitting device. The light guiding element gathers light from the light source and emits the light from a lower part of the moving vehicle and the power regulator can supply full power or reduced power to the light source. The lifting device holds the light guiding element and can raise it up or down so that emitted light reaches either the first lampshade or reaches first reflecting covers depending on the lighting function required.