Abstract: The present disclosure provides a vanadium electrolyte, a preparation method and use thereof.

Abstract: A wireless charging device and an electronic device are disclosed. The wireless charging device includes: a photoelectric conversion device and a primary light guide plate; the primary light guide plate having a first light incident surface and a first light exiting surface; and the photoelectric conversion device faces the first fight exiting surface.

Abstract: A thin film transistor and a manufacturing method thereof, an array substrate and a manufacturing method thereof, and a display panel are provided. The thin film transistor includes an active layer and a wire grid which is disposed at least on a surface of an active region of the active layer and is made of a conductive material. The active layer includes a source region, a drain region, and the channel region between the source region and the drain region. The wire grid includes a plurality of wire grid sections which are spaced apart from each other, and in a direction from the source region to the drain region, a length of the channel region is longer than a length of the wire grid section.

Abstract: A wireless charging device and an electronic device are disclosed. The wireless charging device includes: a photoelectric conversion device and a primary light guide plate; the primary light guide plate having a first light incident surface and a first light exiting surface; and the photoelectric conversion device faces the first fight exiting surface.

Abstract: The present application discloses an apparatus for automatically triaging a patient. The apparatus includes a receiver configured to receive patient information of the patient from a terminal; a feature extractor configured to extract feature information from the patient information; a selector configured to provide a recommendation on a hospital and a department of the hospital for treating the patient based on the feature information extracted by the feature extractor, and a transmitter configured to transmit the recommendation to the terminal.

Abstract: A thin film transistor and a manufacturing method thereof, an array substrate and a manufacturing method thereof, and a display panel are provided. The thin film transistor includes an active layer and a wire grid which is disposed at least on a surface of an active region of the active layer and is made of a conductive material. The active layer includes a source region a drain region, and the channel region between the source region and the drain region. The wire grid includes a plurality of wire grid sections which are spaced apart from each other, and in a direction from the source region to the drain region, a length of the channel region is longer than a length of the wire grid section.

Abstract: An irradiation device comprises a light source, an optical switch element and an image recognition module communicatively connected to the optical switch element. In some embodiments, a contour of a target area is recognized by an image recognition module and is provided by the image recognition module to the optical switch element, and a contour of an irradiation area of the light source is controlled by the optical switch element to match with the contour of the target area according to the contour of the target area provided by the image recognition module. Thus, when skin diseases are treated using the irradiation device according to some embodiments of the present disclosure, the contour of the irradiation area of the light source coincides with the contour of the target area, thereby ensuring a therapeutic effect with respect to the target area while avoiding damages to skin in a healthy area.

Abstract: A microprojection device and a magnetic suspension base are provided. The microprojection device comprises a microprojector and a main suspension magnet. The microprojector is fixed to the main suspension magnet. The magnetic field direction at a magnetic field center of the main suspension magnet is in the vertical direction so the microprojector can be driven to be suspended in a magnetic field environment. The magnetic suspension base comprises: a housing and at least three base magnets disposed therein. The magnetic field direction at the center of a combined magnetic field formed by the at least three base magnets is in the vertical direction; the magnetic intensity at the center of the combined magnetic field is less than the magnetic intensity near the base magnets; and the microprojector can be driven to be suspended under the magnetic field environment by being fixed on the magnet.

Abstract: The invention discloses a multi-purpose conference terminal. The multi-purpose conference terminal comprises: a display device and a bending structure provided on the display device, the display device comprising a first display area and a second display area, the bending structure being connected between the first display area and the second display area so that the first display area can be bent or flattened relative to the second display area. This invention improves the user experience of the multi-purpose conference terminal, provides ease of storage thereof, and saves the occupied storage space.

Abstract: The present application discloses a display apparatus including an image display portion for displaying an image, the image display portion emitting display light along a light propagating direction; and a light modulator assembly having a first light modulator and a second light modulator arranged in series along the light propagating direction. The second light modulator has at least a reflective optical state. The first light modulator is switchable between the reflective optical state and a transmissive optical state and is on a side of the second light modulator proximal to the image display portion. A total number of light modulators including the second light modulator and any light modulator on a side of the second light modulator proximal to the image display portion is N, N is an integer?2.

Abstract: The invention discloses a multi-purpose conference terminal. The multi-purpose conference terminal comprises: a display device and a bending structure provided on the display device, the display device comprising a first display area and a second display area, the bending structure being connected between the first display area and the second display area so that the first display area can be bent or flattened relative to the second display area. This invention improves the user experience of the multi-purpose conference terminal, provides ease of storage thereof, and saves the occupied storage space.

Abstract: The present disclosure provides a control apparatus and a control method for a sunroof of a vehicle, and the vehicle including the control apparatus. The control apparatus includes an acquisition device, a sensor and a control device. The acquisition device is configured to acquire a precipitation probability value at a place where the vehicle is located, the sensor is configured to measure a humidity value outside the sunroof, and the control device is configured to compare the precipitation probability value and the humidity value with a preset precipitation probability threshold and a preset humidity threshold respectively, so as to control the sunroof.

Abstract: The present disclosure provides a vehicle-mounted display system and a vehicle. The vehicle-mounted display system includes a transparent projection screen and a projector configured to project an image onto the transparent projection screen. A first polarizer is attached onto a lens of the projector, and a second polarizer is attached onto the transparent projection screen. The second polarizer has a polarization transmission direction crossing a polarization transmission direction of the first polarizer at such an angle as to enable a light beam from the projector and passing through the first polarizer and the second polarizer to be of an intensity smaller than an intensity of a light beam capable of being recognized by human eyes. The second polarizer has a polarization reflection direction perpendicular to its polarization transmission direction, so as to reflect a light component in the polarization reflection direction.

Abstract: The present application discloses an apparatus for protecting a user's eye from blue light radiation, the apparatus includes a radiation detector configured to convert blue light from a light source into a photo voltage having a voltage value; a processor coupled to the radiation detector and configured to calculate a cumulative radiation intensity based on the voltage value cumulated over a time interval, and to compare the cumulative radiation intensity with a threshold value; and a controller coupled to the processor, configured to adjustably control blocking of at least a portion of blue light from the user's eye when the cumulative radiation intensity exceeds the threshold value.

Abstract: The present application discloses a display apparatus including an image display portion for displaying an image, the image display portion emitting display light along a light propagating direction; and a light modulator assembly having a first light modulator and a second light modulator arranged in series along the light propagating direction. The second light modulator has at least a reflective optical state. The first light modulator is switchable between the reflective optical state and a transmissive optical state and is on a side of the second light modulator proximal to the image display portion. A total number of light modulators including the second light modulator and any light modulator on a side of the second light modulator proximal to the image display portion is N, N is an integer?2.

Abstract: The present application discloses a display apparatus including an image display portion for displaying an image, the image display portion emitting display light along a light propagating direction; and a light modulator assembly having a first light modulator and a second light modulator arranged in series along the light propagating direction. The second light modulator has at least a reflective optical state. The first light modulator is switchable between the reflective optical state and a transmissive optical state and is on a side of the second light modulator proximal to the image display portion. A total number of light modulators including the second light modulator and any light modulator on a side of the second light modulator proximal to the image display portion is N, N is an integer?2.

Abstract: The present disclosure relates to the field of display technology, and in particular, to a smart wearable device. The smart wearable device comprises a glasses body, an auxiliary frame for its user to wear on the head, and a massage apparatus for the user to massage the head; the glasses body comprising a smart display means and glasses legs carrying the smart display means; both ends of the auxiliary frame being connected to the glasses legs, respectively.

Abstract: A human sleep monitoring device, including a signal processing module (5), a reflecting film (3), a detection light emitting module (1) and a receiving module (4), wherein the detection light emitting module (1) is configured to emit detection light to the human body; the reflecting film (3) is configured to guide light, which is emitted by the detection light emitting module and not absorbed by the human body, to the receiving module (4); the receiving module (4) is configured to receive the light guided by the reflecting film (3); and the signal processing module (5) is configured to obtain physiological sign data of the human body according to intensity information of the light received by the receiving module (4). The device can monitor the sleep state of the human body in real time, and improve body sleep quality. A human sleep monitoring method is also provided.

Abstract: A fruit and vegetable sugar content detector is provided, which includes a measurement electrode unit including two measurement electrodes capable of being inserted into a to-be-detected fruit or vegetable, one end of one of the two measurement electrodes being connected to one end of the other one of the two measurement electrodes, a resistance detection circuit connected to the measurement electrode unit and configured to detect a resistance between the two measurement electrodes, and a processor connected to the resistance detection circuit and configured to determine, in accordance with the detected resistance between the two measurement electrodes, a sugar content of the to-be-detected fruit or vegetable, and generate sugar content indication information.

Abstract: A microprojection device and a magnetic suspension base are provided. The microprojection device comprises a microprojector and a main suspension magnet. The microprojector is fixed to the main suspension magnet. The magnetic field direction at a magnetic field center of the main suspension magnet is in the vertical direction so the microprojector can be driven to be suspended in a magnetic field environment. The magnetic suspension base comprises: a housing and at least three base magnets disposed therein. The magnetic field direction at the center of a combined magnetic field formed by the at least three base magnets is in the vertical direction; the magnetic intensity at the center of the combined magnetic field is less than the magnetic intensity near the base magnets; and the microprojector can be driven to be suspended under the magnetic field environment by being fixed on the magnet.