Abstract: The present disclosure provides a display panel and a display terminal. The display panel includes a plurality of island-shaped units and a plurality of bending structures; the plurality of the island-shaped units are arranged separately; adjacent two of the island-shaped units are stretched and connected by one of the bending structures, the bending structures includes a plurality of metal lines, adjacent two of the island-shaped units are electrically connected through the plurality of the metal lines, and the plurality of the metal lines includes only a scanning line.

Abstract: A display device includes a pixel substrate having pixels; and a cover window disposed on an upper surface of the pixel substrate and including a folding pattern, and the folding pattern may make an angle between 5 degrees and 40 degrees with a folding line of the display device. Another aspect relates to a display device including a pixel substrate having pixels; and a cover window disposed on an upper surface of the pixel substrate and including a folding pattern, and the folding pattern includes a first folding pattern and a second folding pattern and the first folding pattern and the second folding pattern each may make a different acute angle in the same direction with a folding line of the display device.

Abstract: There is provided a semiconductor module that can reduce the assembly tolerance between a case part and a base part.

Abstract: Provided is a laser drive device including a drive circuit that drives a light emitting element by a vertical cavity surface emitting laser to emit light on the basis of a drive control signal, an assist circuit that short-circuits both ends of the light emitting element on the basis of an assist control signal to speed up a fall time of the light emitting element, a timing adjustment unit that performs mutual timing adjustment between the drive control signal and the assist control signal on the basis of a timing adjustment signal, a phase detection unit that detects a phase difference between the drive control signal and the assist control signal, and a timing control unit that generates the timing adjustment signal on the basis of a phase difference detection result of the phase detection unit.

Abstract: An integrated circuit including a plurality of stacked metal layers and a method of manufacturing the integrated circuit are provided. The method includes: providing a plurality of standard cells, each of which includes cell patterns respectively formed on the plurality of metal layers; and forming, on a particular metal layer among the plurality of metal layers which includes patterns extending in a first direction that are respectively formed on a plurality of tracks that are spaced apart from each other in a second direction, an additional pattern between adjacent patterns formed on a particular track of the plurality of tracks based on an interval between the adjacent patterns exceeding a reference value.

Abstract: A display apparatus includes a display panel in which a folding area and a non-folding area are defined, and a support layer disposed on the display panel. The support layer includes a first area corresponding to the folding area of the display panel and a second area corresponding to the non-folding area of the display panel, and the first area of the support layer includes a plurality of slits. The folding area of the display panel includes a slit corresponding area corresponding to a slit of the support layer and a rib corresponding area corresponding to a rib of the support layer, and the display panel includes a second display element disposed in the slit corresponding area, and a second pixel circuit disposed in the rib corresponding area and connected to the second display element.

Abstract: A display device includes: a display panel including a first area, a second area including an alignment mark, and a bending area disposed between the first and second areas and bent such that the second area is disposed under the first area; a heat radiating layer disposed between the first area and the second area; a spacer disposed between the heat radiating layer and the second area; and a light-blocking tape disposed between the heat radiating layer and the spacer and extending outside an edge of the spacer when viewed on a plane. The alignment mark overlaps the light-blocking tape when viewed on the plane.

Abstract: A laser diode apparatus includes a laser diode array having an emission surface and a mounting surface. A heatsink is in thermal communication with the laser diode array at the mounting surface. The heatsink extends perpendicularly away from at least one edge of the emission surface. Positive and negative electrical terminal blocks are in mechanical communication with the heatsink opposite the laser diode array. Electrical foils are in electrical communication with the laser diode array and the positive and negative terminals. The electrical foils extend perpendicularly away from the emission surface. The positive and negative electrical terminal blocks are electrically isolated from the heatsink. A cross-sectional footprint of the heatsink, positive and negative electrical terminal blocks, and electrical foils is not larger than 120% of a cross-sectional footprint of the laser diode array.

Abstract: A laser module includes a laser submodule, a polarization beam combiner (PBC), a beam rotator, a grating, and an output fiber (e.g., each disposed on an internal surface of a floor of the laser module). The laser submodule is configured to emit an array pattern of beams, which the PBC is configured to combine into a vertical stack pattern of beams, which the beam rotator is configured to rotate into a horizontal stack pattern of beams, which the grating is configured to combine into an overlapped pattern of beams, which the output fiber is configured to emit. The vertical stack pattern of beams, the horizontal stack pattern of beams, and the overlapped pattern of beams are to transmit through the laser module parallel to a single common plane (e.g., that is parallel to the internal surface of the floor of the laser module).

Abstract: A display device includes a substrate including a main portion, a first edge portion protruding from the main portion in a first direction, and a second edge portion protruding from the main portion in the first direction and spaced apart from the first edge portion in the first direction, a first data line disposed on the main portion and extending in a second direction intersecting the first direction, a second data line including a first portion disposed on the first edge portion and extending in the second direction, and a second portion disposed on the second edge portion and extending in the second direction, and a connection line electrically connecting the first portion of the second data line and the second portion of the second data line to each other. The first data line and the second data line, and the connection line are disposed on different layers.

Abstract: A manufacturing method of a light-emitting device includes: preparing a mounting substrate having a mounting surface, the mounting substrate including a first metal pattern arranged on a mounting surface side, a second metal pattern arranged on the mounting surface side inward of the first metal pattern in a plan view, and a third metal pattern arranged on the mounting surface side outward of the first metal pattern in the plan view; arranging a light-emitting element over the mounting surface of the mounting substrate; applying a bonding material to the first metal pattern; and joining a sealing member to at least the first metal pattern of the mounting substrate via the bonding material, the sealing member including a fourth metal pattern with a width greater than or equal to a width of the first metal pattern.

Abstract: A high-brightness high-power semiconductor light-emitting device and a method for manufacturing same. The high-brightness high-power semiconductor light-emitting device includes: a semiconductor substrate layer; a modulation structure arranged on the semiconductor substrate layer, where the modulation structure includes: a carrier modulation active layer; a modulation tunnel junction arranged on a side of the carrier modulation active layer away from the semiconductor substrate layer; and a cavity extension layer arranged on a side of the modulation tunnel junction away from the carrier modulation active layer; a first active layer arranged on a side of the modulation structure away from the semiconductor substrate layer, where a carrier concentration in the carrier modulation active layer is less than a carrier concentration in the first active layer; and a first current-limiting layer arranged on a side of the first active layer away from the modulation structure.

Abstract: This application provides an ultraviolet LED and a manufacturing method thereof. In the manufacturing method, an N-type transition layer is formed above an electron supply layer and/or a P-type transition layer is formed above a hole supply layer, materials of the electron supply layer and the hole supply layer include at least three elements: Al, Ga and N, and materials of the N-type transition layer and the P-type transition layer are GaN; an N electrode is formed on the N-type transition layer, and an ohmic contact is formed between the N-type transition layer and the N electrode; a P electrode is formed on the P-type transition layer, and an ohmic contact is formed between the P-type transition layer and the P electrode.

Abstract: A layered pulse generator for a vertical-cavity surface-emitting laser (“VCSEL”) driver is disclosed consisting of three elements: a low-speed pulse generator, a high-speed pulse generator, and a pulse generator selector, all of which are on-chip with the VCSEL driver. By providing these elements on-chip, overall system power and complexity are reduced while allowing for significantly higher pulse train frequencies compared with known systems. The high-speed pulse generator is capable of generating pulses faster and with higher resolution than that of the low-speed pulse generator. The high-speed pulse generator uses multiple clock outputs, phase shifted, and synthesized into a single pulse waveform capable of wide-ranging frequencies, duty cycles and pulse counts.

Abstract: An active element added-optical fiber includes a core, having a radius d and including a first region and a second region, and a cladding that surrounds an outer peripheral surface of the core without a gap and propagates light in a few mode. The first region is a region from a central axis of the core to a radius ra and contains ytterbium as an active element. The second region is a region to the radius d that surrounds the first region without a gap and contains a plurality of dopants, one of which is germanium. The active element is not added to a region within the second region from a radius rc to the radius d. The germanium is not added to a region within the first region from the central axis to a radius rb, and a concentration of the germanium is highest among the plurality of dopants.

Abstract: A control system for frequency control of a laser module, comprising at least one laser module for generating laser radiation, at least one control device coupled or configured to couple to the laser module, and at least one optical resonator coupled or configured to couple to the control device, wherein the control device comprises a semiconductor substrate, a first Pound-Drever-Hall system arranged on the semiconductor substrate and at least one second Pound-Drever-Hall system arranged on the semiconductor substrate, wherein the laser module is coupled to the first Pound-Drever-Hall system of the control device and is configured to couple to the at least second Pound-Drever-Hall system of the control device, wherein the first Pound-Drever-Hall system is coupled to the optical resonator and wherein the second Pound-Drever-Hall system is configured to couple to the optical resonator, and wherein the number of Pound-Drever-Hall systems is greater than the number of laser modules or optical resonators.

Abstract: An array substrate, a method of manufacturing the same, and a display panel are provided. The array substrate includes a substrate, a conductive thin film layer, a first light-shielding layer, a second light-shielding layer, a third light-shielding layer, and an array device layer, wherein orthographic projection areas of the first light-shielding layer and second light-shielding layer on the substrate are positioned in an orthographic projection area of the conductive thin film layer on the substrate, wherein a pixel unit of the array device layer includes a first thin film transistor, a second thin film transistor, and a third thin film transistor. The first light-shielding layer is positioned between the substrate and the first thin film transistor, the second light-shielding layer is positioned between the substrate and the second thin film transistor, and the third light-shielding layer is positioned between the substrate and the third thin film transistor.

Abstract: A quantum cascade laser element includes: a semiconductor substrate; a semiconductor laminate having a first end surface and a second end surface; a first electrode; a second electrode; and an anti-reflection film formed on the first end surface. The semiconductor laminate is configured to oscillate laser light having a center wavelength of 7.5 ?m or more. The anti-reflection film includes an insulating film being a CeO2 film formed on the first end surface, a first refractive index film being a YF3 film or a CeF3 film disposed on a side opposite the first end surface with respect to the insulating film, and a second refractive index film formed on the first refractive index film on a side opposite the first end surface with respect to the first refractive index film and having a refractive index of larger than 1.8.

Abstract: A laser device is provided. The laser device includes a bottom plate, a frame body, a heat sink and a light-emitting chip. The light-emitting chip is located on a surface of the heat sink away from the bottom plate. The light-emitting chip includes a plurality of first protrusions and/or a plurality of first depressions, the plurality of first protrusions and/or the plurality of first depressions are located on a first surface of the light-emitting chip; the heat sink includes a plurality of second depressions and/or a plurality of second protrusions, the plurality of second depressions and/or the plurality of second protrusions are located on a second surface of the heat sink; the plurality of first protrusions are located in the plurality of second depressions, and the plurality of second protrusions are located in the plurality of first depressions.

Abstract: A light-emitting component includes a substrate, plural light-emitting elements that are disposed on the substrate and emit light in a direction intersecting with a surface of the substrate, and a gate electrode that is electrically connected to each of the plural light-emitting elements and that performs control so that the plural light-emitting elements are switched ON/OFF together. A distance between each of the plural light-emitting elements and the gate electrode is smaller than a largest distance between two light-emitting elements among the plural light-emitting elements.