Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, a photo catalytic layer disposed on the capping layer, and an absorber layer disposed on the photo catalytic layer and carrying circuit patterns having openings. Part of the photo catalytic layer is exposed at the openings of the absorber layer, and the photo catalytic layer includes one selected from the group consisting of titanium oxide (TiO2), tin oxide (SnO), zinc oxide (ZnO) and cadmium sulfide (CdS).

Abstract: A patterned epitaxial substrate includes a substrate and a plurality of patterns. The substrate has a first zone and a second zone surrounding the first zone. The first zone is disposed around a center of the substrate. The patterns and the substrate are integrally formed, and the patterns are disposed on the substrate. The patterns include a plurality of first patterns and a plurality of second patterns. The first patterns are disposed in the first zone. The second patterns are disposed in the second zone. Sizes of the first patterns are different from sizes of the second patterns.

Abstract: A micro light-emitting diode display panel including first and second substrates, micro light-emitting diodes, a wavelength conversion layer, a light-shielding pattern layer, a light filter layer, and an air gap is provided. The micro light-emitting diodes are disposed on the first substrate and respectively located in a plurality of sub-pixel areas. The micro light-emitting diodes are adapted to emit a light beam. The wavelength conversion layer is overlapped with at least a portion of the micro light-emitting diodes. The light beam is used to excite the wavelength conversion layer to emit a converted light beam. The light filter layer is disposed between the wavelength conversion layer and the second substrate and overlapped with the micro light-emitting diodes. The air gap is disposed between any two adjacent ones of any one of the micro light-emitting diodes, the second substrate, the wavelength conversion layer, and the light filter layer.

Abstract: A micro LED display device is provided. The micro LED display device includes a substrate. The micro LED display device also includes a first micro LED disposed on the substrate. The micro LED display device further includes at least one first refraction structure disposed on and corresponding to the first micro LED. Moreover, the micro LED display device includes a second micro LED disposed on the substrate and adjacent to the first micro LED. The micro LED display device also includes at least one second refraction structure disposed on and corresponding to the second micro LED.

Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, a photo catalytic layer disposed on the capping layer, and an absorber layer disposed on the photo catalytic layer and carrying circuit patterns having openings. Part of the photo catalytic layer is exposed at the openings of the absorber layer, and the photo catalytic layer includes one selected from the group consisting of titanium oxide (TiO2), tin oxide (SnO), zinc oxide (ZnO) and cadmium sulfide (CdS).

Abstract: A selectable-repairing micro light emitting diode display is provided. A backplane includes a plurality of transistor units. A plurality of pixel units are disposed on the backplane, and each of the pixel units includes a plurality of original sub-pixel units and at least one selectable-repairing sub-pixel unit. Each of the original sub-pixel units includes a set of original pad. The set of original pad is disposed on the backplane and connected to one of the transistor units. The at least one selectable-repairing sub-pixel unit is arranged between two of the original sub-pixel units next to each other and having different colors, and includes a set of repairing pad. The set of repairing pad is not connected to the transistor units. A plurality of micro light emitting elements are electrically connected to the sets of original pad and controlled to emit light through the corresponding transistor units, respectively.

Abstract: A micro light-emitting diode display panel includes a substrate, at least one light-emitting element, a reflective layer and a light-absorbing layer. The at least one light-emitting element is disposed on the substrate to define at least one pixel, and each light-emitting element includes micro light-emitting diodes. The reflective layer is disposed on the substrate and located between the micro light-emitting diodes. The reflective layer has cavities surrounding the micro light-emitting diodes, such that a thickness of a portion of the reflective layer close to any one of the micro light-emitting diodes is greater than a thickness of a portion of the reflective layer away from the corresponding micro light-emitting diode. The light-absorbing layer is at least disposed in the cavities of the reflective layer.

Abstract: A micro-light-emitting diode chip includes an epitaxial structure, an electrode, a transparent structure, and a reflection layer. The epitaxial structure has a light exit surface, a back surface opposite to the light exit surface, and a sidewall surface. The sidewall surface is connected to the light exit surface and the back surface. The electrode is electrically coupled to the epitaxial structure. The transparent structure has an inner surface and an outer surface opposite to the inner surface. The inner surface is connected to the sidewall surface. A distance between the outer surface and the inner surface on a plane where the back surface is located is less than a distance between the outer surface and the inner surface on a plane where the light exit surface is located. The reflection layer is in direct contact with the outer surface. A micro-light-emitting diode display is also provided.

Abstract: A micro light-emitting diode (LED) display panel including a substrate, a first micro LED, a first light-shielding wall, a second micro LED, and a second light-shielding wall is provided. The substrate includes a plurality of pixel regions arranged in an array. The first micro LED is disposed on one of the pixel regions of the substrate. The first light-shielding wall is disposed on the substrate and located beside the first micro LED. The second micro LED is disposed on the one of the pixel regions of the substrate and located beside the first micro LED. The second light-shielding wall is disposed on the substrate and located beside the second micro LED. A light wavelength of the first micro LED is different from a light wavelength of the second micro LED. A height of the first light-shielding wall is smaller than a height of the second light-shielding wall.

Abstract: This application provides a voiceprint recognition method and device. The method includes: calculating, by an electronic device a first confidence value that an entered voice belongs to a first registered user, and calculating a second confidence value that the entered voice belongs to a second registered user. The method further includes: calculating, by another electronic device, a third confidence value that the entered voice belongs to the first registered user, and calculating a fourth confidence value that the entered voice belongs to the second registered user. A server determines, based on the first confidence value and the third confidence value, a fifth confidence value that a user is the first registered user, and determines, based on the second confidence value and the fourth confidence value, a sixth confidence value that the user is the second registered user.

Abstract: An amphibious portable magnetism detector includes a first housing, a first wiring tube, a first magnetic field sensor, and a central control device. The first housing defines a first inner space and a first through hole in communication with the first inner space. The first wiring tube is connected to the first housing with a first leak-tight seal formed between them, and in communication with the first inner space via the first through hole. The first magnetic field sensor is disposed in the first inner space and configured to detect a magnetic field at a target area and generate a first detection signal. The central control device is electrically connected to the first magnetic field sensor and configured to receive the first detection signal and output a first magnetic field value according to the first detection signal.

Abstract: A titanium-aluminum intermetallic for improving casting fluidity includes the following elements in atomic percentage: Al: 40 at % to 50 at %, Cr: 1 at % to 8 at %, Nb: 1 at % to 8 at %, Mo: 1 at % to 5 at %, Mn: 1 at % to 6 at %, Ni+Si+Fe: 1 at % to 15 at %, B: 0.05 at % to 0.8 at %, and the balance of Ti and inevitable impurities. The titanium-aluminum intermetallic in the present disclosure has more adequate casting fluidity, that is, has better castability.

Abstract: An actuation assembly for a refueling port or charging port flip cover assembly is rotatably mounted on a base and includes a locking means, a flip cover rotating shaft, a transmission gear, a drive gear and a drive member. The locking means is movably disposed on the base and configured to lock or release a flip cover. The flip cover rotating shaft is configured to rotate the flip cover and includes a fitting portion. The transmission gear includes a receiving portion and is installed around the fitting portion. The drive gear and the drive member are configured to synchronously rotate. The drive gear is meshed with the transmission gear and the drive member is configured to drive the locking means. In moving the locking means from a release position to a locking position, the drive gear blocks the rotation of the transmission gear and prevents the flip cover from opening.

Abstract: A flip cover actuation assembly for actuating a flip cover is movably mounted on a base. The flip cover actuation assembly has a locking means, a hinge means, a drive shaft and a drive member. The drive shaft has a fitting portion. The hinge means is installed around the fitting portion. An engagement structure is provided on a receiving portion of the hinge means. The engagement structure enables the receiving portion and the fitting portion to rotatably engage or separate such that the drive shaft moves the flip cover relative to the hinge means. The locking or releasing of the flip cover and the opening and closing of the flip cover is achieved by the drive shaft with the drive member. In addition, the releasing and the opening of the flip cover are achieved at different times to avoid any interferences.

Abstract: A display panel and a display device are provided. The display panel includes a display area including a transparent display area and an opaque display area surrounding the transparent display area. In the display area, the display panel also includes a backlight and a liquid crystal display panel. The backlight includes a first through hole corresponding to the transparent display area. The liquid crystal display panel is disposed over the backlight. The liquid crystal display panel includes a driving layer and a liquid crystal layer. The driving layer includes a first driving circuit and a second driving circuit. The liquid crystal layer includes a first liquid crystal region corresponding to the transparent display area and a second liquid crystal region corresponding to the opaque display area. The first driving circuit corresponds to the first liquid crystal region. The second driving circuit corresponds to the second liquid crystal region.

Abstract: A display panel and a display device are provided. The display panel includes a display area including a transparent display area and an opaque display area surrounding the transparent display area. The display panel further includes a first substrate layer, a luminous layer, a liquid crystal layer, a first driving layer, and a second driving layer. The display panel is divided into the transparent display area and the opaque display area by combining an organic light-emitting diode technology and a liquid crystal display technology, such that the transparent display area can provide a light channel for a camera and can also display an image, thereby improving a screen-to-body ratio and realizing a real full-screen display.

Abstract: A display apparatus including at least one driving circuit board, a plurality of light-emitting units, and a light-shielding layer is provided. The light-emitting units are disposed on a surface of the at least one driving circuit board and respectively have a plurality of pixel areas. The light-shielding layer is disposed on the at least one driving circuit board and disposed between the light-emitting units. The light-emitting units each have a circuit layer and a plurality of micro light-emitting devices. The circuit layer is electrically bonded to one of the at least one driving circuit board. The plurality of micro light-emitting devices are disposed on a side of the circuit layer away from the at least one driving circuit board and electrically bonded to the circuit layer. The micro light-emitting devices are respectively located in the pixel areas. A method of fabricating the display apparatus is also provided.