A display device including the semiconductor light emitting device according to an embodiment including a planarization layer disposed on the semiconductor light emitting device, a first opaque filler disposed to be spaced apart on the planarization layer, and a light reflective filling layer disposed around the semiconductor light emitting device, wherein the light reflective filling layer is positioned lower than the top surface of the semiconductor light emitting device.

The display device according to the embodiment may include a substrate, a first planarization layer containing the first opening on the substrate, a first assembly wiring and a second assembly wiring arranged spaced apart from each other inside the first opening and on the first planarization layer, a second planarization layer covering a portion of the first assembly wiring and the second assembly wiring and including a second opening, a light emitting device disposed inside the second opening, wherein the first electrode overlaps the first assembly wiring and the second assembly wiring, and an insulation layer covering the first assembly wiring or second assembly wiring placed inside the first opening Insulation layer covering the first assembly wiring or second assembly wiring placed inside the first opening, and the first electrode is bonded to one of the first assembly wiring and the second assembly wiring.

A light source unit includes: a display device configured to emit light that has a substantially Lambertian light distribution and to display a picture; a first prism sheet on which the light emitted from the display device is incident; and an imaging optical system that includes an input element on which light emitted from the first prism sheet is incident and an output element on which light that has passed through the input element is incident, and configured such that light emitted from the output element forms a first image corresponding to the picture. The imaging optical system has a substantially telecentric property on a side of the first image.

A light source unit includes: a display device configured to emit light that has a substantially Lambertian light distribution and to display a picture; a first prism sheet on which the light emitted from the display device is incident; and an imaging optical system that includes an input element on which light emitted from the first prism sheet is incident and an output element on which light that has passed through the input element is incident, and configured such that light emitted from the output element forms a first image corresponding to the picture. The imaging optical system has a substantially telecentric property on a side of the first image.

A light source apparatus includes: a reflective sheet having a hole; and a light source module including: a portion exposed through the hole; a substrate including a non-conductive first layer, a second layer laminated on the front surface of the first layer and having a power supply line, and a third layer laminated on the front surface of the second layer; a light-emitting diode on the third layer of the substrate; a pair of power supply pads on the second layer, connected to the power supply line, and electrically connected to the light-emitting diode through a window on the third layer; and a reflection-assisting layer between the pair of power supply pads and having a first portion with a thickness corresponding to the thickness of the second layer and a second portion on a front of the first portion with a thickness corresponding to the thickness of the third layer.

A light source apparatus includes: a reflective sheet having a hole; and a light source module including: a portion exposed through the hole; a substrate including a non-conductive first layer, a second layer laminated on the front surface of the first layer and having a power supply line, and a third layer laminated on the front surface of the second layer; a light-emitting diode on the third layer of the substrate; a pair of power supply pads on the second layer, connected to the power supply line, and electrically connected to the light-emitting diode through a window on the third layer; and a reflection-assisting layer between the pair of power supply pads and having a first portion with a thickness corresponding to the thickness of the second layer and a second portion on a front of the first portion with a thickness corresponding to the thickness of the third layer.

The present disclosure provides a display apparatus, a display panel and a method of preparing the same. A display panel includes: a base substrate; and a plurality of light-emitting units provided on the base substrate, where each of the light-emitting units includes a first electrode, a first semiconductor layer, a light-emitting layer, a second semiconductor layer, and a second electrode which are stacked, the first electrode is provided on a side of the second electrode facing away from the base substrate, and the plurality of light-emitting units share a common first electrode. The present disclosure can improve display resolution.

Provided are a light emitting substrate, a method for manufacturing same, and a display apparatus. The light emitting substrate includes a base substrate; a plurality of light emitting units located at a side of the base substrate; a plurality of protective structures located at a side of the plurality of light emitting units facing away from the base substrate; the plurality of protective structures each covers a respective one of the plurality of light emitting units; and a plurality of reflective patterns located at a side of the plurality of protective structures facing away from the plurality of light emitting units; orthographic projections of the plurality of reflective patterns on the base substrate fall within orthographic projections of the plurality of protective structures on the base substrate.

A display panel is disclosed and includes a driving backplane, a plurality of light-emitting devices and an encapsulation structure. The plurality of light-emitting devices are located on a first side of the driving backplane and are disposed at intervals. A light-emitting device includes a device main body and device pins. The device main body includes a light-emitting portion, and the device pins are electrically connected to the driving backplane. The encapsulation structure is located on the first side of the driving backplane and includes a light-shielding pattern and a plurality of encapsulation portions. The light-shielding pattern has a plurality of accommodation regions, an accommodation region exposes at least one light-emitting device. At least part of an encapsulation portion is located in the accommodation region and covers the light-emitting device. A light-emitting portion of at least one light-emitting device is located in the accommodation region.

An LED lamp panel, which comprises a substrate that is provided with a circuit layer, and the circuit layer is provided with bonding pads for connecting with a plurality of LED chips; the circuit layer is provided with a first reflective layer, and the first reflective layer is provided with a plurality of window structures, which are disposed in an array, and at least one pair of bonding pads for connecting with the LED chips is distributed in each of the window structures; the LED lamp panel further comprises a second reflective layer filled between the first reflective layer and the LED chips, and the reflectivity of the second reflective layer is greater than that of the first reflective layer. The LED lamp panel provided by the present disclosure is beneficial for die bonding and has a high lighting effect, an improved process yield, and a low manufacturing cost.