Abstract: A method for preparing an exosome includes: cultivating corneal stromal keratocytes (CSKs) in a culture medium containing vitamin C, so as to obtain a cell culture of the CSKs containing the exosome; and subjecting the cell culture to an isolation treatment, so as to obtain the exosome. An exosome prepared by the aforesaid method, and methods for promoting proliferation of corneal endothelial cells and improving wound healing in a corneal endothelium using the exosome are also provided.

Abstract: Provided is a keyboard accessory that includes a storage base, a first key, a base, and multiple second keys. The storage base has a first mounting portion, a second mounting portion opposite to the first mounting portion, and multiple third mounting portions located between the first mounting portion and the second mounting portion. The first key is detachably engaged with the first mounting portion. The base is detachably sleeved on the second mounting portion. The multiple second keys are detachably engaged with the multiple third mounting portions.

Abstract: A housing structure, including a housing member, a light transmitting adhesive layer, and a light emitting module, is provided. The housing member has an appearance surface, an inner surface opposite to the appearance surface, and a light transmitting slot penetrating the appearance surface and the inner surface. The light transmitting adhesive layer is filled in the light transmitting slot. The light emitting module is disposed on the inner surface and covers the light transmitting slot or is located on one side of the light transmitting slot to transmit light to the light transmitting adhesive layer.

Abstract: A key structure including a base plate, a thin film circuit, a display key, an elastic supporting member, and a lifting mechanism is provided. The thin film circuit is disposed on the base plate. The display key is disposed above the thin film circuit. The elastic supporting member is disposed between the display key and the thin film circuit. The lifting mechanism is disposed between the display key and the base plate.

Abstract: A laptop computer including a system host, a modular platform, a rail structure, and at least one tool is provided. The rail structure is disposed at the system host and the modular platform, and the modular platform slides relative to the system host via the rail structure to be assembled to or detached from the system host. The tool is plugged into or out of the system host, and the tool is located on a sliding path of the modular platform when the tool is assembled to the system host.

Abstract: An electronic device including a first body, a keyboard, a light-emitting touch pad module, a light-transmitting cover and a second body is provided. The first body has a first area and a second area arranged side by side. The keyboard is disposed in the first area. The light-emitting touch pad module is slidably disposed in the second area. The light-transmitting cover is disposed on the second area and covers the light-emitting touch pad module. The light-emitting touch pad module displays a drifting touch area on the light-transmitting cover. The second body is pivotally connected to the first body.

Abstract: A stator structure and a fan using the same are disclosure. The stator structure includes a base, plural stator magnetic poles, a circuit board, a first elastic element and a second elastic element. The base includes a front end and a rear end opposite to each other in an axial direction, and an outer peripheral wall connected therebetween. The plural stator magnetic poles are arranged on the base. The circuit board controls the plural stator magnetic poles. The first elastic element disposed on the outer peripheral wall includes a first head end, a first middle section and a first tail end connected and extended sequentially in a direction surrounding the axial direction. The second elastic element disposed on the outer peripheral wall and has a second head end, a second middle section and a second tail end connected and extended sequentially in a direction parallel to the axial direction.

Abstract: A driving method of a pixel circuit includes: providing a preset light-emission control signal to the pixel circuit, in which the pixel circuit includes a light-emitting element; measuring the light-emitting element while the light-emitting element emits light according to the preset light-emission control signal, thereby obtaining an initial instantaneous brightness waveform of the light-emitting element; and modulating the number of plural pulse signals included in each display frame of the preset light-emission control signal and the pulse width of each of the pulse signals according to the initial instantaneous brightness waveform, thereby generating a compensated light-emission control signal; and providing the compensated light-emission control signal to the pixel circuit. In response to the light-emitting element emitting light according to the compensated light-emission control signal, an instantaneous brightness waveform of the light-emitting element appears to converge in each display frame.

Abstract: A motor mechanism is provided. The motor mechanism includes a metal base, a clip member, a first silicon steel sheet, a second silicon steel sheet, and an insulation member. The metal base includes a protruding portion. The clip member is connected to the metal base. The first silicon steel sheet includes a first central hole and a plurality of first pole teeth. A positioning protrusion is formed on the inner surface of the first central hole and has a positioning hole. The protruding portion passes through the positioning hole. The second silicon steel sheet is stacked on the first silicon steel sheet, and includes a plurality of second pole teeth. The appearances of the first silicon steel sheet and the second silicon steel sheet are different. The insulation member is connected to the first and the second silicon steel sheets. The clip member clips on the insulation member.

Abstract: A key structure including a base plate, a membrane circuit, a keycap, a lifting assembly, a telescopic assembly and a dome switch is provided. The membrane circuit is disposed on the base plate. The lifting assembly is disposed between the base plate and the keycap. The telescopic assembly is disposed between the membrane circuit and the keycap, and includes a first sleeve, a second sleeve, a first spring and a second spring. The first sleeve is slidably connected to the keycap and is provided with a lateral protrusion at a bottom thereof. The second sleeve is rotatably and slidably connected to the keycap, and is sleeved on the first sleeve. A bottom of the second sleeve is provided with a notch corresponding to the lateral protrusion. The first spring is disposed in the first sleeve and contacts the first sleeve and the keycap. The second spring is disposed in the second sleeve and contacts the second sleeve and the keycap.

Abstract: An electronic device including a first body, a keyboard, a light-emitting touch pad module, a light-transmitting cover and a second body is provided. The first body has a first area and a second area arranged side by side. The keyboard is disposed in the first area. The light-emitting touch pad module is slidably disposed in the second area. The light-transmitting cover is disposed on the second area and covers the light-emitting touch pad module. The light-emitting touch pad module displays a drifting touch area on the light-transmitting cover. The second body is pivotally connected to the first body.

Abstract: A laptop computer including a system host, a modular platform, a rail structure, and at least one tool is provided. The rail structure is disposed at the system host and the modular platform, and the modular platform slides relative to the system host via the rail structure to be assembled to or detached from the system host. The tool is plugged into or out of the system host, and the tool is located on a sliding path of the modular platform when the tool is assembled to the system host.

Abstract: A key structure includes a base, an elastic member disposed on the base, a scissors structure movably disposed on the base, and a keycap module having a carrier and a light source. The carrier is detachably assembled to the scissors structure and abuts the elastic member. The light source is disposed in the carrier. The light source is electrically connected to a bottom portion of the base through a flexible circuit member penetrating the carrier, passing the scissors structure, and penetrating the base. A top portion of the carrier has light transmittance, so that light of the light source can pass through the top portion to be projected from the key structure.