Abstract: A light-emitting assembly with improved illumination includes a first substrate, a light guide layer, light emitters, a touch sensor, a first reflective layer, and a second reflective layer. The first substrate defines a light-transmitting area. The light emitters are in the light guide layer. The light emitters emit light to illuminate the light-transmitting area. The touch sensor is opposite to the light-transmitting area. The first reflective layer is between the first substrate and the light guide layer and defines an opening aligned with the light-transmitting area. The second reflective layer is on a side of the light guide layer away from the first substrate. An electronic device using the light-emitting assembly and a method for making the light-emitting assembly are also disclosed.

Abstract: A stereoscopic three-dimensional display and manufacturing method thereof includes a three-dimensional display and a depth sensor. The three-dimensional display includes a three-dimensional display module and a parallax optical module that corresponds to a plurality of first depth display portions and a plurality of second depth display portions and a first parallax optical portion and a second parallax optical portion. The depth sensor is electrically connected to the stereoscopic display module, and detects the distance between the user and the stereoscopic display, and selects whether all of the first depth display parts jointly output the first parallax image, or all of the second depth display parts jointly output the second parallax image, so that the user can view the stereoscopic imaging through the first parallax optical unit or the second parallax optical unit at different positions.

Abstract: A mobile display includes: a first substrate, having an optical stack that is located on an upper surface of the first substrate and has an anti-glare layer and a non-apertured polarizing layer; a display stack, having a color filtering layer and a liquid crystal layer, wherein the display stack is located on a lower surface of the first substrate, and the color filtering layer has a plurality of openings; and a second substrate, having an upper surface in contact with the display stack, and having a lower surface that is provided with a plurality of infrared ink structures; wherein the openings correspond to an image module, an infrared module, an LED module, and an ambient light sensor, respectively, and the non-apertured polarizing layer covers the openings while the anti-glare layer does not cover a region in which the opening corresponding to the image module is located.

Abstract: A LED display structure and its display module thereof are provided. The LED display module includes a LED array, a substrate disposed below the LED array, and at least one trace configuration layer, which is disposed below the LED array and adjacent to the substrate. The at least one trace configuration layer includes a plurality of wires, and a distribution density of the wires varies according to a distance between the wires and the LED array. When the distance increases, the distribution density of the wires is denser. Otherwise, the distribution density is sparse when the wires are closer to the LED array. In view of the simulation experimental analyses of the present invention, it is believed that at least 30% of the stray light ratio can be reduced so as to enhance the LED display structure with better transparency and image quality.

Abstract: A curved electronic device and a method for manufacturing the same are disclosed. The curved electronic device includes a substrate, a component layer, and a modulation layer. The component layer is disposed on the substrate. The component layer is composed of a plurality of electronic components and their connecting wiring arranged on the substrate. The modulation layer is disposed on the component layer, and includes at least one pattern area and at least one blank area that are formed on the component layer. The blank area allows one part of the electronic components to be exposed out of the modulation layer. The modulation layer and the substrate have different heat absorption rates, so that the positions of the substrate corresponding to the blank area and the pattern area have different degrees of softening, so as to prevent the component layer from being damaged in the process of stretching the substrate.

Abstract: A virtual reality display system of reduced size and depth but with a point of focus electronically changeable to suit different human eyes includes a display device and a focusing structure. The display device emits light for images, the focusing structure on the light path includes a first electrode layer, a second electrode layer, and a first liquid crystal layer between the first electrode layer and the second electrode layer, these two electrode layers receiving different voltages. The first liquid crystal layer is configured to converge the image light as necessary for the viewer and enlarge images as desired by the viewer. The image light after being focused displays a virtual reality image.

Abstract: A method for testing light-emitting elements includes: providing a substrate having light-emitting elements and conductive wires; providing at least one coil structure including a first coil and two conductive plugs connected to the first coil; providing a metal rod and a second coil winding the metal rod and connected to an AC power supply. Each light-emitting element includes a positive electrode and a negative electrode connected to one conductive wire, respectively. The substrate defines pairs of through holes, each pair of through holes is aligning with two conductive wires connected to the positive electrode and the negative electrode of one light-emitting element. The testing method further includes inserting the two conductive plugs into one pair of through holes, starting the AC power supply and moving the metal rod towards the coil structure to form an induced current in the first coil configured for driving the one light-emitting element.

Abstract: A light emitting diode includes a light emitting portion, a first electrode, a first reflecting portion, and a second electrode. The first reflecting portion includes conductive material. The first electrode is in electrical contact with the first reflecting portion. The second electrode is electrically connected to the light emitting portion. The first electrode and the second electrode receive different driving voltages and apply the driving voltage to the light emitting portion to drive the light emitting portion to emit light, the first reflecting portion being configured to reflect the light from the light emitting portion.

Abstract: A plurality of package units is on a surface of a substrate, and a driving circuit is on the surface of the substrate. Each package unit includes at least one pixel, and each pixel is provided with a plurality of light-emitting elements. The driving circuit electrically connects to the light-emitting elements and is configured to transmit a plurality of gate driving signals and a plurality of data signals to drive the plurality of light-emitting elements to emit light to display images. The driving circuit is partially in the package units and is partially between adjacent package units. The substrate and a portion of the driving circuit between adjacent package units are made to be stretchable, while the package units are not stretchable.

Abstract: A flex-tolerant structure includes a flexible and foldable substrate and traces on the substrate. Each trace includes a stretch-resistant layer and a metal layer covering the stretch-resistant layer, electrical flow can persist through these layers even if the traces are fractured. A display panel is also disclosed.

Abstract: A conductive module includes spaced conductive layers and connecting lines. Adjacent conductive layers are electrically connected by one connecting line. Each connecting line includes a contact portion and an extending portion, the contact portion is electrically connected to one conductive layer and the extending portion. The extending portion is very stretchable in effective length to render the conductive module stretchable and deformable. A projection of the contact portion on a plane where the extending portion extends is a square, a width of the extending portion is equal to a side length of the contact portion.

Abstract: A light source assembly, a method for making same, and a display device using same are disclosed. The light source assembly includes a circuit substrate, an opaque and light-reflecting colloidal layer on the circuit substrate, micro light-emitting elements electrically connected to the circuit substrate, a base layer, a layer of convex lenses, and a layer of immediately-adjacent concave lenses. The colloidal layer defines grooves. At least two micro light-emitting elements each emitting light of a different color are arranged in each groove. The base layer is infilled into each groove and covers each micro light-emitting element. Each groove is covered by a convex lens which converges the emitted light. Each concave lens, covering one convex lens, substantially corrects optical path deviations of light of different wavelengths (that is, different colors), so reducing chromatic aberrations.

Abstract: The present invention is a display and manufacturing method thereof, including a thin film substrate, a plurality of packaging layers, and a stretch-resistant unit, wherein one side of the thin film substrate has a plurality of pixel areas, each pixel area contains at least one light-emitting element, and each packaging layer respectively covers one of the pixel areas to form an island-shape structure, and there is a spacing between any two adjacent island-shape structures, and each stretch-resistant unit deposed at the spacing and connects the adjacent island-shape structures.

Abstract: A very small piezoelectric sensor capable of being mass produced includes a core, a piezoelectric layer on a surface of the core; and a conductive layer on a surface of the piezoelectric layer away from the core. The core is flexible and threadlike, the core is a first electrode of the piezoelectric sensor, and the conductive layer is a second electrode of the piezoelectric sensor. An array of such sensors allows the “skin” of a robot for example to simulate the sensitivity of hair-covered human skin. A method for making the piezoelectric sensor and an electronic device using the piezoelectric sensor are also disclosed.

Abstract: A light-emitting diode display and a method for fabricating the same is disclosed. The light-emitting diode display includes a driving backplane and a plurality of pixel units. Each of the plurality of pixel units includes at least one light-emitting diode and a package substrate. The top surface of the package substrate has at least one conductive position and at least one conductive vacant position corresponding to the at least one conductive position. The conductive position is provided with the light-emitting diode. The conductive position is electrically connected to the light-emitting diode. The bottom surface of the package substrate of each pixel unit is arranged on the driving backplane. The driving backplane is electrically connected to the light-emitting diode and the corresponding conductive vacant position of each pixel unit thereon.

Abstract: A pressure sensing display module has a display area and a wiring area surrounding a periphery of the display area. The pressure sensing display module includes a force sensitive unit provided in the wiring area; and a display unit provided corresponding to the display area. Information generated by the display unit is displayed on the display area.

Abstract: A sensing film includes a base layer, a piezoelectric layer formed on the base layer, and a first electrode and a second electrode formed on the piezoelectric layer. The first and second electrodes are spaced apart and electrically insulated from each other. The first electrode includes a first connecting portion and a number of first extending portions coupled to the first connecting portion. The second electrode includes a second connecting portion and a number of second extending portions coupled to the second connecting portion. The first connecting portion and the second connecting portion are spaced apart and face each other. The first extending portions extend from a side of the first connecting portion toward the second connecting portion. The second extending portions extend from a side of the second connecting portion toward the first connecting portion. The first extending portions and the second extending portions are alternately arranged.

Abstract: An eye tracking device includes a substrate comprising a first substrate portion and a second substrate portion intersecting with the first substrate portion, an infrared light emitting element on the first substrate portion, and an image acquisition element on the second substrate portion. The infrared light emitting element is configured to emit infrared light to a user's eyeball. The image acquisition element and the infrared light emitting element are non-coplanar. The image acquisition element is configured to receive and sense the infrared light reflected by the eyeball for imaging.

Abstract: A touch panel of improved appearance and function includes a substrate, first bridges, insulating strings, first electrodes, and second electrode strings. Each insulating string extends along a first direction and covers the first bridges. The insulating strings are spaced apart from each other in a second direction intersecting with the first direction. Adjacent first electrodes in the second direction are electrically connected to one first bridge to form a first electrode string. Each second electrode string is on one of the insulating strings. Each first electrode string and the adjacent second electrode string are insulated from each other by a difference in height along one insulating string. A method for making the touch panel and a touch display device using the touch panel are also disclosed.