Abstract: A distance determination method has: detecting a first received signal strength indicator (RSSI) of a first electronic device by a second electronic device; detecting a second RSSI of the second electronic device by the first electronic device; obtaining the first RSSI from the second electronic device by the first electronic device; and calculating a motion direction and a distance of the second electronic device relative to the first electronic device according to the first RSSI and the second RSSI by the first electronic device.

Abstract: Disclosed is a power storage device and method for discharging the same, which configures the power storage device to perform an electric power output under a discharging limit upon coupling with a load device and before any authentication is conducted. The discharging limit for the electric power output will be lifted only when an authentication result between the power storage device and the load device indicates a successful authentication.

Abstract: An electronic device includes a substrate, a plurality of first retaining walls, a second retaining wall, and a light emitting element. The first retaining walls are arranged on the substrate. The second retaining wall is arranged on the substrate and disposed within one of the first retaining walls. The light emitting element is arranged on the substrate and disposed between the second retaining wall and one of the first retaining walls adjacent to the second retaining wall. In a cross section, there are a first distance between the light emitting element and the one of the first retaining walls, and a second distance between the light emitting element and the second retaining wall, wherein the second distance is smaller than the first distance.

Abstract: An integrated circuit (IC) structure includes a substrate having several regions, several semiconductor devices formed at the substrate and respectively within the regions, and an ultra-deep (UD) trench isolation structure formed in the substrate. The substrate has a top surface and a bottom surface oppositely, and the UD trench isolation structure formed in the substrate surrounds peripheries of each of the regions for structurally and physically isolating the semiconductor devices within different regions. The UD trench isolation structure penetrates the substrate by extending from the top surface of the substrate to the bottom surface of the substrate.

Abstract: An electronic device includes a panel and a backlight module arranged corresponding to the panel. The backlight module includes a light guide plate, a first optical light module and a second optical module. The first optical element is arranged on the light guide plate, and has a first prism structure. The second optical element is arranged on the first optical element, and has a second prism structure. The first prism structure has a first vertex angle, and the second prism structure has a second vertex angle greater than the first vertex angle.

Abstract: A backlight module includes a substrate, a plurality of light emitting elements, a light guide device and a plurality of reflective elements. The light emitting elements are arranged on the substrate. The light guide device includes a plurality of light guide portions arranged to respectively correspond to the light emitting elements, wherein each of the light guide portions is provided with a first through hole, and the first through holes of the light guide portions respectively expose the light emitting elements. The reflective elements are respectively arranged on the light emitting elements, wherein, in a normal direction of the substrate, the reflective elements respectively overlap with the first through holes of the light guide portions.

Abstract: An electronic device includes a substrate, a plurality of first retaining walls, a second retaining wall, and a light emitting element. The first retaining walls are arranged on the substrate. The second retaining wall is arranged on the substrate and disposed within one of the first retaining walls. The light emitting element is arranged on the substrate and disposed between the second retaining wall and one of the first retaining walls adjacent to the second retaining wall. In a cross section, there are a first distance between the light emitting element and the one of the first retaining walls, and a second distance between the light emitting element and the second retaining wall, wherein the second distance is smaller than the first distance.

Abstract: A backlight module includes a substrate, a plurality of light emitting elements, a light guide device and a plurality of reflective elements. The light emitting elements are arranged on the substrate. The light guide device includes a plurality of light guide portions arranged to respectively correspond to the light emitting elements, wherein each of the light guide portions is provided with a first through hole, and the first through holes of the light guide portions respectively expose the light emitting elements. The reflective elements are respectively arranged on the light emitting elements, wherein, in a normal direction of the substrate, the reflective elements respectively overlap with the first through holes of the light guide portions.

Abstract: A backlight module and an electronic device including the same are provided. The electronic device includes: a panel; and a backlight module opposite to the panel and including: a light guide plate; a first optical unit disposed on the light guide plate and having a first prism structure; a second optical unit disposed on the first optical unit and having a second prism structure; and a third optical unit disposed on the second optical unit and having a third prism structure, wherein the first prism structure faces the light guide plate, and the second prism structure and the third prism structure face the panel.

Abstract: A backlight module and an electronic device including the same are provided. The electronic device includes: a panel; and a backlight module opposite to the panel and including: a light guide plate; a first optical unit disposed on the light guide plate and having a first prism structure; a second optical unit disposed on the first optical unit and having a second prism structure; and a third optical unit disposed on the second optical unit and having a third prism structure, wherein the first prism structure faces the light guide plate, and the second prism structure and the third prism structure face the panel.

Abstract: A display device includes a viewing angle control panel and a backlight module. The backlight module is arranged below the viewing angle control panel, and includes a light source and an optical adjustment layer. The optical adjustment layer includes a first surface, a second surface and a plurality of openings. The second surface is arranged in opposite to the first surface and in proximity to the light source. The plurality of openings pass through the optical adjustment layer.

Abstract: An electronic device is provided. The electronic device includes a backlight module. The backlight module includes a light-guiding plate and a light-guiding element, and the light-guiding element is disposed under the light-guiding plate. In addition, the light-guiding element has a protruding structure, and the protruding structure faces the light-guiding plate.

Abstract: A tire assembling device includes a main body, a holding portion, an abutting surface, a guiding portion, a pressing portion and a protrusion. The main body has a top surface. The holding portion is connected to one side of the main body. The abutting surface connected to another side of the main body is for abutting against a rim surface of the rim. The guiding portion located between the abutting surface and the top surface is extended inclinedly corresponding to a radial direction of the rim. The pressing portion extended from the guiding portion toward a reference direction is protruded from the abutting surface and connected to the top surface. The protrusion protruded from the pressing portion forms a hook portion with an upper edge of the pressing portion and the abutting surface. The hook portion is for hooking a first edge of the rim.

Abstract: An electronic device includes a circuit board and a metal reflective structure. The metal reflective structure is disposed on the circuit board. The metal reflective structure includes a protective layer and a metal layer. The metal layer is located between the protective layer and the circuit board. The protective layer includes transparent materials.

Abstract: An electronic device is provided. The electronic device includes a backlight module. The backlight module includes a light-guiding plate and a light-guiding element, and the light-guiding element is disposed under the light-guiding plate. In addition, the light-guiding element has a protruding structure, and the protruding structure faces the light-guiding plate.

Abstract: An electronic device includes a circuit board and a metal reflective structure. The metal reflective structure is disposed on the circuit board. The metal reflective structure includes a protective layer and a metal layer. The metal layer is located between the protective layer and the circuit board. The protective layer includes transparent materials.

Abstract: A bicycle saddle rail includes a first connecting structure, two arc rods and a second connecting structure. The first connecting structure includes a main body and two first connecting portions. Each of the arc rods has a first end and a second end, and each of the first ends of the two arc rods is integrally connected to one of the first connecting portions of the first connecting structure. The second connecting structure includes two second connecting portions, wherein each of the second connecting portions is integrally connected to one of the second ends of the two arc rods, respectively, and the second connecting structure is connected with the first connecting structure via the two arc rods, so that the first connecting structure, the two arc rods and the second connecting structure are connected to each other and formed the bicycle saddle rail with a closed structure.

Abstract: A display device includes a viewing angle control panel and a backlight module. The backlight module is arranged below the viewing angle control panel, and includes a light source and an optical adjustment layer. The optical adjustment layer includes a first surface, a second surface and a plurality of openings. The second surface is arranged in opposite to the first surface and in proximity to the light source. The plurality of openings pass through the optical adjustment layer.

Abstract: A hydraulic disc brake device includes a cover, a hydraulic unit, an oil tube and a disc brake unit. The cover includes at least one accommodating space, at least one oil route, a proximal end and a distal end. The distal end towards a moving direction of the bicycle. The hydraulic unit includes a hydraulic cylinder and a piston. The hydraulic cylinder is assembled in the accommodating space. The piston is assembled in the hydraulic cylinder for controlling a pressure of the oil route. The disc brake unit is connected with the oil tube and controlled by a pressure of the oil tube.

Abstract: A bicycle saddle rail includes a first connecting structure, two arc rods and a second connecting structure. The first connecting structure includes a main body and two first connecting portions. Each of the arc rods has a first end and a second end, and each of the first ends of the two arc rods is integrally connected to one of the first connecting portions of the first connecting structure. The second connecting structure includes two second connecting portions, wherein each of the second connecting portions is integrally connected to one of the second ends of the two arc rods, respectively, and the second connecting structure is connected with the first connecting structure via the two arc rods, so that the first connecting structure, the two arc rods and the second connecting structure are connected to each other and formed the bicycle saddle rail with a closed structure.