Abstract:
Embodiments of the present invention provide an evaporation source device and an evaporation apparatus. The evaporation source device includes: a crucible having an opening, configured for accommodating a material; a stirring unit, configured for stirring the material in the crucible; and a driving unit, configured for driving the stirring unit to rotate.
Abstract:
A display substrate, a method for fabricating the same, and a display device are provided. The display substrate includes: a substrate 100 that includes a first via filled with a first conductive section 4011; a drive thin film transistor that is placed on a first side of the substrate and includes a first terminal 2051; and a light emitting diode chip 300 that is placed on a second side of the substrate distal to the drive thin film transistor; wherein the light emitting diode chip 300 includes a first lead 301 and a second lead 302; the first lead 301 is in electrical contact with the first terminal 2051 through the first conductive section 4011; and the second lead 302 is in electrical contact with a second electrode 402 that is placed on the second side of the substrate.
Abstract:
The present disclosure provides a detection device for Micro-LED and a method manufacturing thereof, and a detection apparatus for Micro-LED, and the detection device for Micro-LED comprises: a substrate, and a first via and a second via penetrating through the substrate; the substrate comprises a first surface and a second surface which are opposite to each other; the first via and the second via are respectively arranged corresponding to a first pole and a second pole of a Micro-LED to be detected, and the detection device for Micro-LED further comprises: a first detection component and a second detection component on the first surface of the substrate.
Abstract:
The present invention discloses organic light emitting device, manufacturing method thereof, organic light emitting display device and driving method thereof. The organic light emitting device comprises a substrate and a first electrode layer, an organic layer and a second electrode layer positioned on the substrate, the organic layer is arranged between the first and second electrode layers, the first electrode layer, the organic layer and the second electrode layer form a laminated region for emitting light in a first specific color in a positive half cycle of alternating current and an inverted region for emitting light in a second specific color in a negative half cycle of alternating current, and at least portions of projections of the laminated region and the inverted region on the substrate are not overlapped;. Technical solutions of the present invention render the organic light emitting device with adjustable light color and prolonged service life.