Abstract: A backlight module is applied to providing light to a plurality of keyswitches of a keyboard. Each keyswitch has a keycap and an elastic member abutting against the keycap. The backlight module includes a membrane circuit board and a light guide plate. The membrane circuit board has a light emitting diode corresponding to the keyswitch. The light emitting diode is located at a side of the elastic member and emits light to the keycap. The light guide plate is disposed on the membrane circuit board. The light guide plate has a slot hole for containing the light emitting diode and has a hole corresponding to the elastic member. An optical microstructure is formed on the light guide plate for guiding light of the light emitting diode to be incident to the keycap. The elastic member passes through the hole to be disposed on the membrane circuit board.

Abstract: A keyboard is applied to mounting on a holding baseplate of a computer device and includes a plurality of keyswitches, a membrane circuit board and a baseplate. The membrane circuit board is disposed under the plurality of keyswitches. The baseplate is disposed between the plurality of keyswitches and the membrane circuit board and is connected to the plurality of keyswitches, so as to make the plurality of keyswitches movable relative to the baseplate for triggering the membrane circuit board. The baseplate has a plurality of hooks. The plurality of hooks passes through the membrane circuit board to be engaged with a plurality of engaging hole structures of the holding baseplate respectively, so as to detachably mount the keyboard on the computer device. A number of the plurality of hooks is greater than forty.

Abstract: A keyboard includes a plurality of keyswitches, a plastic baseplate, and a membrane circuit board. Each keyswitch has a keycap, a lifting mechanism and an elastic member. The lifting mechanism is movably connected to the keycap. The elastic member abuts against the keycap. The plastic baseplate has a first hole formed corresponding to each elastic member and has a connecting structure corresponding to each lifting mechanism. The connecting structure is movably connected to the lifting mechanism to make the keycap movable relative to the plastic baseplate. The membrane circuit board is disposed under the plastic baseplate. Each elastic member passes through the first hole on the plastic baseplate to be disposed on the membrane circuit board. When the keycap is pressed, the elastic member deforms downward to trigger the membrane circuit board. When the keycap is released, the elastic member returns the keycap to its original position.

Abstract: An imaging lens assembly module includes an imaging lens element set, a lens carrier and a light blocking structure. The imaging lens element set has an optical axis. At least one lens element of the lens elements is disposed in the lens carrier. The light blocking structure includes a light blocking opening. The optical axis passes through the light blocking opening, and the light blocking opening includes at least two arc portions and a shrinking portion. Each of the arc portions has a first curvature radius for defining a maximum diameter of the light blocking opening. The shrinking portion is connected to the arc portions for forming the light blocking opening into a non-circular shape. The shrinking portion includes at least one protruding arc which extends and shrinks gradually from the shrinking portion to the optical axis, and the protruding arc has a second curvature radius.

Abstract: The present invention relates to a construct and method for preparing a circular RNA, and the use of the circular RNA. In particular, the present invention relates to a construct and method for preparing a circular RNA on the basis of a group II intron, and the use of the circular RNA.

Abstract: Provided is an ultra-dispersion mixer, for stirring a mixed material for producing a high-quality slurry for an electrode of a secondary battery within a short time by disposing a low-speed blade and a high-speed blade for stirring a mixed material in a chamber so as to easily and effectively disperse elements of the slurry of a secondary battery, supplied to a mixer during a procedure of preparing the slurry of a secondary battery produced by performing mixing procedures multiple times, and disposing blade parts having a plurality of stirring characteristics so as to realize various stirring characteristics in the mixed material on the high-speed blade to increase the dispersion of the mixed material while the mixed material circulates in a high-shear disperser of the chamber and to simultaneously increase the temperature of a supplied solution at the beginning of stirring of the mixed material in the chamber.

Abstract: The present disclosure provides an optical imaging lens assembly comprising, in order from an object side to an image side: a first lens element having negative refractive power; a second lens element with negative refractive power having an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof; a third lens element having positive refractive power; a fourth lens element having positive refractive power; a fifth lens element having positive refractive power; and a sixth lens element; wherein the optical imaging lens assembly has a total of six lens elements. With such configuration, the optical imaging lens assembly of the present disclosure is characterized by a wide field of view, a compact size and high image quality.

Abstract: A multifunctional cooker, includes a cooker body and cooker covers which are connectable with the cooker body, wherein the multifunctional cooker is provided with at least two cooker covers, the cooker covers is arranged separately with respect to the cooker body, at least one cooker cover is provided with an air fryer assembly, and at least one cooker cover is provided with a pressure cooker assembly. By integrating the functions of pressure cooking and air baking, the switch between pressure cooker function and air fryer function is realized and the purpose of one cooker with multiple functions is realized.

Abstract: A thermally conductive board includes a first metal layer, a second metal layer, and a thermally conductive layer. The material of the first metal layer includes copper, and the first metal layer has a first top surface and a first bottom surface opposite to the first top surface. A first metal coating layer covers the first bottom surface. The material of the second metal layer includes copper, and the second metal layer has a second top surface and a second bottom surface opposite to the second top surface. A second metal coating layer covers the second top surface and faces the first metal coating layer. The thermally conductive layer is an electrically insulator laminated between the first metal coating layer and the second metal coating layer.

Abstract: Disclosed herein is an aqueous non-Cr passivating composition including, on the basis of the weight of the non-Cr passivating composition: (a) 5 to 20% by weight of a silicon-containing compound; and (b) 5 to 15% by weight of a water-borne polymer, which is selected from the group consisting of a polyurethane resin, an epoxy resin, a polyacrylate resin and the combination thereof. Further disclosed herein are a metal with a surface passivated by the aqueous non-Cr passivating composition and an article having a metallic surface passivated by the aqueous non-Cr passivating composition, and a process for passivating a metallic surface with the aqueous non-Cr passivating composition.

Abstract: A composite ultra-thin coating film with hypersensitivity inflammatory reaction inhibition and antibacterial activity, an implant comprising the same, and a method for preparing the same are described. The composite ultra-thin coating film can be applied to medical silicone-based polymers and exhibits excellent antibacterial activity and inhibits deformed cell proliferation so that hypertrophic tissue is not formed and there is no cytotoxicity.

Abstract: An imaging lens assembly module includes an imaging lens element set, a lens carrier and a light blocking structure. The imaging lens element set has an optical axis. At least one lens element of the lens elements is disposed in the lens carrier. The light blocking structure includes a light blocking opening. The optical axis passes through the light blocking opening, and the light blocking opening includes at least two arc portions and a shrinking portion. Each of the arc portions has a first curvature radius for defining a maximum diameter of the light blocking opening. The shrinking portion is connected to the arc portions for forming the light blocking opening into a non-circular shape. The shrinking portion includes at least one protruding arc which extends and shrinks gradually from the shrinking portion to the optical axis, and the protruding arc has a second curvature radius.

Abstract: Some implementations described herein include systems and techniques for fabricating a stacked die product. The systems and techniques include using a supporting fill mixture that includes a combination of types of composite particulates in a lateral gap region of a stack of semiconductor substrates and along a perimeter region of the stack of semiconductor substrates. One type of composite particulate included in the combination may be a relatively smaller size and include a smooth surface, allowing the composite particulate to ingress deep into the lateral gap region. Properties of the supporting fill mixture including the combination of types of composite particulates may control thermally induced stresses during downstream manufacturing to reduce a likelihood of defects in the supporting fill mixture and/or the stack of semiconductor substrates.

Abstract: An imaging lens assembly module includes an imaging lens element set, a lens carrier and a light blocking structure. The imaging lens element set has an optical axis. At least one lens element of the lens elements is disposed in the lens carrier. The light blocking structure includes a light blocking opening. The optical axis passes through the light blocking opening, and the light blocking opening includes at least two arc portions and a shrinking portion. Each of the arc portions has a first curvature radius for defining a maximum diameter of the light blocking opening. The shrinking portion is connected to the arc portions for forming the light blocking opening into a non-circular shape. The shrinking portion includes at least one protruding arc which extends and shrinks gradually from the shrinking portion to the optical axis, and the protruding arc has a second curvature radius.

Abstract: A photographing optical lens assembly includes, in order from an object side to an image side along an optical axis, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element has positive refractive power. The second lens element has negative refractive power. The third lens element has an object-side surface being convex in a paraxial region thereof.

Abstract: A thermally conductive board includes a first metal layer, a second metal layer, and a thermally conductive layer. The material of the first metal layer includes copper, and the first metal layer has a first top surface and a first bottom surface opposite to the first top surface. A first metal coating layer covers the first bottom surface. The material of the second metal layer includes copper, and the second metal layer has a second top surface and a second bottom surface opposite to the second top surface. A second metal coating layer covers the second top surface and faces the first metal coating layer. The thermally conductive layer is an electrically insulator laminated between the first metal coating layer and the second metal coating layer.

Abstract: An optical imaging lens assembly includes six lens elements which are, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The second lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof. The fifth lens element has negative refractive power. The sixth lens element has positive refractive power.

Abstract: A multifunctional cooker includes a cooker body and an upper cover assembly. The upper cover assembly is provided with a heating assembly and a wind power assembly, and the multifunctional cooker is provided with a first member cooperated with the upper cover assembly. The first member is provided with an air duct, and the first member realizes sealing of the cooker body or realizes releasing of the sealing of the cooker body through a state change of the air duct. The first member is capable of releasing pressure when the pressure inside the cooker body exceeds a threshold.

Abstract: An image capturing lens system includes, in order from an object side to an image side, a first lens element with positive refractive power having an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof, a second lens element with negative refractive power having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof, a third lens element with positive refractive power having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof, and a fourth lens element with negative refractive power having an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof.

Abstract: A wearable sensor and method for providing a wearable sensor are disclosed. In a first aspect, the wearable sensor comprises a first module, wherein the first module comprises a top layer, a printed circuit board (PCB) layer, and a bottom layer. The bottom layer comprises a double adhesive layer that adheres to both the PCB layer and the user. The bottom layer includes at least two openings to house at least two electrodes for monitoring of a user. The wearable sensor further comprises a second module coupled to the first module, wherein the first module is disposable and the second module is reusable. In a second aspect, the method comprises providing the aforementioned wearable sensor.