Abstract: A fluid and power provision apparatus is provided. The apparatus includes a power provision device and a pump assembly. The pump assembly includes a motor, a transmission system, a piston assembly, and a collar assembly. The piston assembly includes a piston sleeve, a piston, and a piston arm operably coupled to the piston and the transmission system to transmit energy from the motor to articulate the piston within the piston sleeve. The collar assembly forms a collar plenum, a first flowpath, and a second flowpath. The piston sleeve extends at least in part into the collar plenum. The first flowpath extends in fluid communication from the collar plenum to a fluid supply outlet. The second flowpath extends in fluid communication from an interior of the apparatus to the first flowpath.

Abstract: An approach for managing data set access based on data set relevance. The approach monitors data set access activities associated with a user. The approach detects access of a first data set by the user. The approach determines a group of data sets associated with the first data set based on a data set mapping associated with the user. The approach recalls one or more data sets of the group of data sets from a slower storage device to a faster storage device.

Abstract: Provided herein is a method of preparing a ceramic material, the method including: providing a ceramic gel including a plurality of metal salts and compressing the ceramic gel thereby inducing stress-induced mineralization of the ceramic gel and formation of the ceramic material, wherein the ceramic gel exists in isolated form.

Abstract: A display module and a display device are provided in the embodiments of the present disclosure. The display module includes a display panel, the display panel includes a first surface and a second surface opposite to each other, at least one of the first surface and the second surface is a display surface, and the display module further includes an optical modulation structure arranged on at least one of the first surface and the second surface of the display panel. The optical modulation structure includes: a first transparent substrate and a second transparent substrate arranged opposite to each other, a charged particle arranged between the first transparent substrate and the second transparent substrate, and a first transparent electrode structure arranged between the first transparent substrate and the second transparent substrate and configured to form an electric field for driving the charged particle to move.

Abstract: A method for calibrating a sliding of a sliding component includes: obtaining a first detection signal value sent by the first Hall element and a second detection signal value sent by the second Hall element, corresponding to one or more first calibration positions reached during a sliding process of the sliding component; comparing the first detection signal value corresponding to each of the one or more first calibration positions with a preset first reference signal value, and comparing the second detection signal value corresponding to each of the one or more first calibration positions with a preset second reference signal value; and calibrating the first reference signal value based on the first detection signal value, and calibrating the second reference signal value based on the second detection signal value, in response that a number of times that comparison results belong to a preset abnormal range reaches a preset threshold.

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: An edge-lit light source includes at least two light guide layers and one or more light-emitting elements. Side surfaces of each layer include a light incident surface and a light exit surface. The layer includes a bending region. A light-emitting surface of each element faces a light incident surface of at least one layer. The layer includes first and second light guide portions. An end surface of the first light guide portion is the light exit surface. The second light guide portion includes at least two light guide bars each including a bending portion and an extending portion. A surface of the extending portion is a light incident sub-surface. The light-emitting surface of each element faces at least one light incident sub-surface. Second light guide portions of the at least two layers are arranged in a second direction perpendicular to a thickness direction of the first light guide portion.

Abstract: An edge-lit light source includes one or at least two light guide layers arranged in a stack and one or more light-emitting elements. Of one or more light guide layers of the one or at least two light guide layers, side surfaces of each light guide layer includes a light incident surface and a light exit surface, and the light guide layer includes a bending region located between the light incident surface and the light exit surface. A light-emitting surface of each light-emitting element faces a light incident surface of at least one light guide layer of the one or more light guide layers.

Abstract: A battery cell, suitable for use in an electric vehicle, includes a prismatic conductive casing having an electrically conductive casing body with a width (W), a height (H) and a thickness (T) and having a generally rectangular cross-section when seen in the thickness direction (z). A stack of layer assemblies is accommodated in the casing body, each layer assembly including a cathode layer, an anode layer and a separator layer there between, the layers extending in a width direction (x) and in a height direction (y) and being of a generally rectangular shape, a stack height extending in the thickness direction (z). The cathode and anode layers each include a cathode tab and an anode tab, respectively, one set of tabs extending in the width direction (x) along a lower part, substantially along the width (W) of the casing and being in conductive contact with a bottom of the casing.

Abstract: An edge-lit light source includes one or at least two light guide layers arranged in a stack and one or more light-emitting elements. Of one or more light guide layers of the one or at least two light guide layers, side surfaces of each light guide layer includes a light incident surface and a light exit surface, and the light guide layer includes a bending region located between the light incident surface and the light exit surface. A light-emitting surface of each light-emitting element faces a light incident surface of at least one light guide layer of the one or more light guide layers.

Abstract: A light guide assembly includes a light guide plate and a light guide strip around the periphery of the light guide plate, where a plurality of light-transmitting holes are formed on one side of the light guide strip facing to the light guide plate, and at least one end of the light guide strip is an light incident side. The light is incident to the inside of the light guide strip from the light incident side, and then is incident into the light guide plate from the light-transmitting holes on the side of the light guide strip, and thus becomes a surface light source.

Abstract: A display module and a display device are provided in the embodiments of the present disclosure. The display module includes a display panel, the display panel includes a first surface and a second surface opposite to each other, at least one of the first surface and the second surface is a display surface, and the display module further includes an optical modulation structure arranged on at least one of the first surface and the second surface of the display panel. The optical modulation structure includes: a first transparent substrate and a second transparent substrate arranged opposite to each other, a charged particle arranged between the first transparent substrate and the second transparent substrate, and a first transparent electrode structure arranged between the first transparent substrate and the second transparent substrate and configured to form an electric field for driving the charged particle to move.

Abstract: A light source module and method for manufacturing the same, and a display module, and the light source module includes a light source; a light guide structure; an optical control layer arranged on the first surface of the light guide structure and a plurality of optical structures arranged at intervals at least in a first direction, and the first direction is perpendicular to the light incident surface, each of the plurality of optical structures includes a groove in the optical control layer, and the groove forms an opening in the third surface, each of the plurality of optical structures includes a first optical surface, a second optical surface, a third optical surface, and a fourth optical surface, and the first optical surface, the second optical surface, the third optical surface, and the fourth optical surface are sequentially away from the light incident surface in the first direction.

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: The present disclosure provides a light source module, a method of manufacturing a light source module, and a display module. The light source module includes: a light source; a light guide structure including a light incident surface; an optical control layer including a first surface away from the light guide structure and a second surface facing the light guide structure; and at least two optical structures arranged in the optical control layer and configured to adjust a light incident on the optical structures. Each optical structure includes a groove located in the optical control layer and a low refractive index material portion filled in the groove, and the low refractive index material portion has a refractive index less than that of the optical control layer body; and each optical structure includes a first optical surface and a second optical surface.

Abstract: A display device and a terminal device are disclosed. The display device includes a main body and a cover body rotatably connected to the main body, the main body includes a first display screen on a side, close to the cover body, of the main body, the cover body is provided with an accommodating cavity penetrating through the cover body in a direction perpendicular to the first display screen, the cover body includes a second display screen in the accommodating cavity, the second display screen is stacked on the first display screen in the direction perpendicular to the first display screen, and the second display screen is a transparent display screen.

Abstract: The disclosure provides a method for controlling a camera module in an electronic device. The camera module is removable between a first position received in a body of the electronic device and a second position exposed from the body. The method includes: driving the camera module to slide to the second position in response to receiving a first face recognition request; maintaining the camera module in the second position for a first duration in response to acquiring a release request on the camera module; and driving the camera module to slide to the first position in response to not receiving a second face recognition request within the first duration.