Systems and methods are provided for simulating traction power and control in transportation systems under design conditions and/or utilizing real-time data.

A method for manufacturing a liquid crystal display panel and a liquid crystal display panel are provided. The method of manufacturing a liquid crystal display panel comprises the following steps: grinding the display device along a preset edge and removing the adhesive layer on a side of the preset edge away from a frame sealant, to obtain the liquid crystal display panel.

A display panel includes a second substrate. The second substrate includes a second base substrate and a shielding layer, an array structure layer, an insulating layer and a reflective layer which are sequentially disposed on a second base substrate, the array structure layer includes gate lines; the shielding layer includes a plurality of groups of light shielding units sequentially arranged along a first direction, each group of the light shielding units includes a plurality of independent sub-light shielding units sequentially arranged along a second direction, the reflective layer includes a plurality of reflective units arranged in an array, the plurality of reflective units form a plurality of reflective rows and a plurality of reflective columns, a first space area is formed between adjacent reflective columns, and a second space area is formed between adjacent reflective rows forms.

A light modulating device including: a light transmissive plate having a curved surface; a light modulating cell; and an optically transparent adhesive film which is disposed between the curved surface of the light transmissive plate and the light modulating cell and attaches one side of the light modulating cell to the curved surface of the light transmissive plate.

An electrochromic device, comprising a first conductive base layer, an electrochromic layer and a second conductive base layer stacked in sequence. The first conductive base layer comprises a first transparent conductive layer and a first base material layer stacked in sequence; the first transparent conductive layer is adhered to one side of the electrochromic layer; the second conductive base layer comprises a second transparent conductive layer and a second base material layer stacked in sequence; the second transparent conductive layer is adhered to the other side of the electrochromic layer; a partition groove is provided in the second transparent conductive layer for partitioning the second transparent conductive layer into a first conductive area and a second conductive area independent of each other; a conduction member is provided on the second conductive area, and the first transparent conductive layer is electrically connected to the second conductive area by the conduction member.

A display device may have a reduced thickness while having enhanced color reproducibility by having an improved structure. The display device may include: a liquid crystal panel; a light source plate which is arranged at the rear of the liquid crystal panel to provide light to the liquid crystal panel, and which includes a printed circuit board and an LED chip mounted on the printed circuit board; and a chip cover which is provided to cover a light-emitting surface of the LED chip, and which changes the wavelength of the light emitted from the LED chip, wherein the chip cover includes: a cover layer having a first surface arranged to face the light-emitting surface of the LED chip, a second surface opposite to the first surface, and an accommodating groove provided on the second surface; a light conversion member which changes the wavelength of the light emitted from the LED chip, and which is accommodated in the accommodating groove; and a barrier layer for covering the second surface to cover the light conversion member from the outside.

A display device includes a flexible display panel, a sealant, and a first reinforcing structure. The flexible display panel includes a lower substrate, an upper substrate, and a display medium layer disposed between the lower substrate and the upper substrate. Each of the lower substrate and the upper substrate has an edge region. A centerline of the flexible display panel is parallel to a short side of the flexible display panel. The sealant is disposed between the edge region of the lower substrate and the edge region of the upper substrate. The first reinforcing structure is disposed among the sealant, the edge region of the lower substrate, and the edge region of the upper substrate. The centerline of the flexible display panel passes through the first reinforcing structure, and the elastic modulus of the first reinforcing structure is greater than that of the sealant.

A portable information handling system housing integrates a display having an edge-to-edge presentation of visual images at a housing portion with an inactive portion of a display panel along a perimeter of the display supported by a backplate flange extension region that extends from a backlight outer perimeter associated with an active area of the display panel to the perimeter of the housing portion. Openings formed in the backplate extension flange region provide access for sensors through the display panel inactive area with backlight illumination leakage to the opening blocked by optically dense adhesive.

An electronic device is provided. The electronic device includes a backboard, a circuit board disposed on the backboard, a light source disposed on the circuit board, a housing disposed on the backboard, and a panel disposed on the housing. The panel contacts the housing, and the light source and the circuit board are disposed between the panel and the backboard.

An e-paper display device includes a driving substrate, an e-paper film, and a protective film structure. The e-paper film is arranged on a surface of the driving substrate. The protective film structure is arranged on the driving substrate and includes a laminated structure including a base material layer, a barrier layer and a waterproof adhesive layer. The barrier layer is located between the base material layer and the waterproof adhesive layer, and the protective film structure is arranged on the driving substrate through the waterproof adhesive layer and covering the e-paper film. The protective film structure has a main portion and an extension portion arranged around the main portion. The main portion is attached to the top surface of the e-paper film, and the extension portion is attached to the surface of the driving substrate.