Abstract: A light emitting diode device includes a substrate, a conductive via, first and second conductive pads, a driving chip, a flat layer, a redistribution layer, a light emitting diode, and an encapsulating layer. The substrate has a first surface and a second surface opposite thereto. The conductive via penetrates from the first surface to the second surface. The first and second conductive pads are respectively disposed on the first and second surface and in contact with the conductive via. The driving chip is disposed on the first surface. The flat layer is disposed over the first surface and covers the driving chip and the first conductive pad. The redistribution layer is disposed on the flat layer and electrically connects to the driving chip. The light emitting diode is flip-chip bonded to the redistribution layer. The encapsulating layer covers the redistribution layer and the light emitting diode.

Abstract: A method includes providing a substrate having a surface such that a first hard mask layer is formed over the surface and a second hard mask layer is formed over the first hard mask layer, forming a first pattern in the second hard mask layer, where the first pattern includes a first mandrel oriented lengthwise in a first direction and a second mandrel oriented lengthwise in a second direction different from the first direction, and where the first mandrel has a top surface, a first sidewall, and a second sidewall opposite to the first sidewall, and depositing a material towards the first mandrel and the second mandrel such that a layer of the material is formed on the top surface and the first sidewall but not the second sidewall of the first mandrel.

Abstract: The light emitting diode packaging structure includes a flexible substrate, a first adhesive layer, micro light emitting elements, a conductive pad, a redistribution layer, and an electrode pad. The first adhesive layer is disposed on the flexible substrate. The micro light emitting elements are disposed on the first adhesive layer and have a first surface facing to the first adhesive layer and an opposing second surface. The micro light emitting elements include a red micro light emitting element, a blue micro light emitting element, and a green micro light emitting element. The conductive pad is disposed on the second surface of the micro light emitting element. The redistribution layer covers the micro light emitting elements and the conductive pad. The electrode pad is disposed on the redistribution layer and is electrically connected to the circuit layer. A thickness of the flexible substrate is less than 100 um.

Abstract: A display device includes a plurality of sub-pixels. The sub-pixels include a first sub-pixel and a second sub-pixel. The first sub-pixel includes a first light emitting element and a first control circuit. The first control circuit is configured to provide a first driving current to the first light emitting element. The second sub-pixel includes a second light emitting element and a second control circuit. The second control circuit is configured to provide a second driving current to the second light emitting element. The first control circuit and the second control circuit are configured to differently control pulse amplitude of the first driving current and pulse amplitude of the second driving current, such that both of the first light emitting element and the second light emitting element emit at a target wavelength or a color point range (e.g. +/?1.5˜2 nm).

Abstract: An evaporation method in this disclosure is adapted for performing an evaporation process upon a surface of an evaporation target substrate. In an embodiment, an evaporation source plate is arranged to be heated by a heater so as to evaporate an evaporation material to its gaseous state, and then enable the gaseous evaporation material to travel passing through holes of a shutter device and thus spread toward the surface of the evaporation target substrate for depositing a film. Moreover, the evaporation method uses a transmission device for controlling the opening/closing of the holes, and there is a heating area formed at a position between the shutter device and the evaporation source plate for allowing the evaporation source plate, the plural holes, the heating area, the evaporation material and the heater to be arranged parallel to one another from the top to bottom.

Abstract: An evaporation method in this disclosure is adapted for performing an evaporation process upon a surface of an evaporation target substrate. In an embodiment, an evaporation source plate is arranged to be heated by a heater so as to evaporate an evaporation material to its gaseous state, and then enable the gaseous evaporation material to travel passing through holes of a shutter device and thus spread toward the surface of the evaporation target substrate for depositing a film. Moreover, the evaporation method uses a transmission device for controlling the opening/closing of the holes, and there is a heating area formed at a position between the shutter device and the evaporation source plate for allowing the evaporation source plate, the plural holes, the heating area, the evaporation material and the heater to be arranged parallel to one another from the top to bottom.

Abstract: An evaporation system and an evaporation method are disclosed, which are adapted for performing an evaporation process upon a surface of an evaporation target substrate. In an embodiment, the evaporation system comprises an evaporation material and an evaporation source plate, whereas the evaporation source plate is arranged to be heated by a heater so as to evaporate the evaporation material form its solid state into its gaseous state, and then enable the gaseous state evaporation material to travel passing through holes by the use of a shutter device so as to spread toward the surface of the evaporation target substrate for forming a film thereon. In addition, the evaporation system further comprises a transmission device, which is to be used for controlling the opening/closing of the holes of the shutter device.

Abstract: A thin film transistor is provided. The thin film transistor includes a substrate, a gate, a source/drain, an insulating layer, and a semiconductor active layer. The gate and the source/drain are respectively deposited on the substrate and are separated by the insulating layer on the substrate. The semiconductor active layer connects the source and the drain. The material of the semiconductor active layer is a semiconductor precursor which produces semiconductor property after being irradiated by a light source. A liquid crystal display which includes the above thin film transistor is also provided.

Abstract: A manufacturing method of an active layer of a thin film transistor is provided. The method includes following steps. First a substrate is provided, and a semiconductor precursor solution is then prepared through a liquid process. Thereafter, the semiconductor precursor solution is provided on the substrate to form a semiconductor precursor thin film. After that, a light source is used to irradiate the semiconductor precursor thin film to remove residual solvent and allow the semiconductor precursor thin film to produce semiconductor property, so as to form a semiconductor active layer.

Abstract: A thin film transistor is provided. The thin film transistor includes a substrate, a gate, a source/drain, an insulating layer, and a semiconductor active layer. The gate and the source/drain are respectively deposited on the substrate and are separated by the insulating layer on the substrate. The semiconductor active layer connects the source and the drain. The material of the semiconductor active layer is a semiconductor precursor which produces semiconductor property after being irradiated by a light source. A liquid crystal display which includes the above thin film transistor is also provided.

Abstract: A manufacturing method of an active layer of a thin film transistor is provided. The method includes following steps. First a substrate is provided, and a semiconductor precursor solution is then prepared through a liquid process. Thereafter, the semiconductor precursor solution is provided on the substrate to form a semiconductor precursor thin film. After that, a light source is used to irradiate the semiconductor precursor thin film to remove residual solvent and allow the semiconductor precursor thin film to produce semiconductor property, so as to form a semiconductor active layer.