Abstract: The present disclosure discloses a method for recycling all types of lithium batteries. First, the lithium battery waste is acid-leached to obtain a solution containing most of metal ions. After filtering, the solution is separated from the remaining solids, and then the obtained solution is subjected to separate precipitation many times. After separately adjusting the pH value of the solution many times, adding precipitants with a high selectivity ratio, and matching with filtration and separation reaction, all ions in the lithium battery waste are sequentially precipitated in forms of iron phosphate (FePO4), aluminum hydroxide (Al(OH)3), manganese oxide (MnO2), dicobalt trioxide (cobalt oxide, Co2O3), nickel hydroxide (Ni(OH)2), and lithium carbonate (Li2CO3).

Abstract: A method of forming a semiconductor device includes: forming a fin protruding above a substrate, where a top portion of the fin comprises a layer stack that includes alternating layers of a first semiconductor material and a second semiconductor material; forming a dummy gate structure over the fin; forming openings in the fin on opposing sides of the dummy gate structure; forming source/drain regions in the openings; removing the dummy gate structure to expose the first semiconductor material and the second semiconductor material under the dummy gate structure; performing a first etching process to selectively remove the exposed first semiconductor material, where after the first etching process, the exposed second semiconductor material form nanostructures, where each of the nanostructures has a first shape; and after the first etching process, performing a second etching process to reshape each of the nanostructures into a second shape different from the first shape.

Abstract: Photonically steered impedance surface antennas are disclosed. A disclosed example apparatus includes a semiconductor substrate to be communicatively coupled to a radio frequency (RF) source, an at least partially transparent dielectric layer, the semiconductor substrate at a first side of the at least partially transparent dielectric layer, an at least partially transparent conductive film at a second side of the at least partially transparent dielectric layer that is opposite the first side of the at least partially transparent dielectric layer, and an illumination source to illuminate at least a portion of the semiconductor substrate to generate a photoinduced solid-state plasma pattern that beam steers an RF signal corresponding to the RF source.

Abstract: A switching converter circuit for switching one end of an inductor therein between plural voltages according to a pulse width modulation (PWM) signal to convert an input voltage to an output voltage. The switching converter circuit has a driver circuit including a high side driver, a low side driver, a high side sensor circuit, and a low side sensor circuit. The high side sensor circuit is configured to sense a gate-source voltage of a high side metal oxide semiconductor field effect transistor (MOSFET), to generate a low side enable signal for enabling the low side driver to switch a low side MOSFET according to the PWM signal. The low side sensor circuit is configured to sense a gate-source voltage of a low side MOSFET, to generate a high side enable signal for enabling the high side driver to switch a high side MOSFET according to the PWM signal.

Abstract: A method for controlling a device for automatically adjusting an airway opening body position is provided. The device includes a horizontal base plate, a head support block, a back support plate, a neck support apparatus, a head cover assembly, and a programmable logic controller (PLC). The neck support apparatus is positioned between the head support block and the back support plate. The PLC is configured to controls a stroke of an electric cylinder according to the following equations: ?=1.235?+?, and ?=KX+B+C, where ? is a body position angle, the body position angle is an angle between a positive projection line of a connecting line from a mandibular angle to an external acoustic meatus on a symmetrical surface of a human body and the back support plate, and ? is a preset value ranging from 90° to 100°.

Abstract: Provided are computing systems, methods, and platforms that automatically produce production-ready machine learning models and deployment pipelines from minimal input information such as a raw training dataset. In particular, one example computing system can import a training dataset associated with a user. The computing system can execute an origination machine learning pipeline to perform a model architecture search that selects and trains a machine learning model for the training dataset. Execution of the origination machine learning pipeline can also result in generation of a deployment machine learning pipeline configured to enable deployment of the machine learning model (e.g., running the machine learning model to produce inferences and/or optionally other tasks such as re-training and/or re-tuning the model).

Abstract: A motor drive system includes a rectifier circuit, a controller, a modulator circuit and a direct current (DC) motor. The rectifier circuit is configured to convert an alternating current (AC) voltage to a DC voltage. The controller is configured to output a control signal. The modulator circuit includes a pulse generation module, a feedback determination module, a pulse modulation module and a driving module, and is configured to generate a modulated DC driving signal based on the DC voltage and the control signal generated by the rectifier circuit and the controller. The DC motor is configured to operate in accordance with the modulated DC driving signal generated by the modulator circuit.

Abstract: A semiconductor device such as a fin field effect transistor and its method of manufacture are provided. In some embodiments gate spacers are formed over a semiconductor fin, and a first gate stack is formed over the fin. A first sacrificial material with a large selectivity to the gate spacers is formed over the gate stack, and a second sacrificial material with a large selectivity is formed over a source/drain contact plug. Etching processes are utilized to form openings through the first sacrificial material and through the second sacrificial material, and the openings are filled with a conductive material.

Abstract: A method for tuning a threshold voltage of a transistor is disclosed. A channel layer is formed over a substrate. An interfacial layer is formed over and surrounds the channel layer. A gate dielectric layer is formed over and surrounds the interfacial layer. A dipole layer is formed over and wraps around the gate dielectric layer by performing a cyclic deposition etch process, and the dipole layer includes dipole metal elements and has a substantially uniform thickness. A thermal drive-in process is performed to drive the dipole metal elements in the dipole layer into the gate dielectric layer to form an interfacial dipole surface, and then the dipole layer is removed.

Abstract: The present invention discloses a bag arranged on the body surface which is fixed on a body surface of a user. The bag includes a main body, a plurality of fixing parts, and a connecting part. The main body further includes a first side wall, a second side wall, a storage space, and a first opening. The fixing parts are respectively arranged on the main body, and each of the fixing parts further forms a first surface and a second surface. The second surface corresponds to the body surface of the user, and the first surface corresponds to the first side wall. The connecting part is arranged between the main body and the fixed parts to fix the main body to the fixed parts. The connecting part connects a part of the first surface and the first side wall so that the remaining part of the first surface is separated from the first side wall. In addition, the main body is positioned on the body surface of the user through the fixing parts and the connecting part.

Abstract: A pickup diaphragm includes a pickup part, a suspension edge and an outer edge, wherein the pickup part includes a non-planar surface. The suspension edge includes a deformable surface, with a joint surface being respectively configured on the inner and outer sides of the deformable surface, and the joint surface on the inner side being fixedly connected to the periphery of the non-planar surface. In addition, the outer edge includes a ring groove, in which one side of the ring groove is set as a connection end while the other side thereof is set as an opening end, the inner side of the connection end is fixedly connected to the joint surface located on the outer side, and a stethoscope head can be inserted through the opening end such that the ring groove is placed in sleeve on the outside of the stethoscope head.

Abstract: A pickup diaphragm includes a pickup part, a suspension edge and an outer edge, wherein the pickup part includes a non-planar surface. The suspension edge includes a deformable surface, with a joint surface being respectively configured on the inner and outer sides of the deformable surface, and the joint surface on the inner side being fixedly connected to the periphery of the non-planar surface. In addition, the outer edge includes a ring groove, in which one side of the ring groove is set as a connection end while the other side thereof is set as an opening end, the inner side of the connection end is fixedly connected to the joint surface located on the outer side, and a stethoscope head can be inserted through the opening end such that the ring groove is placed in sleeve on the outside of the stethoscope head.

Abstract: A camera device connection structure includes a circuit board, a lens assembly and a case assembly. The lens assembly is disposed on upper side of the circuit board and has a first mating section and a second mating section respectively disposed on two opposite sides of the lens assembly. The case assembly has a first case body and a second case body. The first and second case bodies are disposed on the upper side of the circuit board and respectively positioned on two sides of the lens assembly. The first and second case bodies respectively have a first connection section and a second connection section corresponding to the lens assembly. The first and second connection sections are respectively connected with the first and second mating sections of the lens assembly, whereby the structural strength of the camera device can be still enhanced in precondition that the camera device is thinned.

Abstract: A lamp, a lamp system, a method for assembling lamp system, and a method for disassembling lamp system are described. The lamp includes a frame, a light guide plate, at least one light source and a connecting mechanism. The frame includes two side covers opposite to each other, and an accommodating space is formed between the side covers. The light guide plate is disposed in the accommodating space. The light source is disposed in at least one of the side covers and is disposed adjacent to a light incident surface of the light guide plate. The connecting mechanism is disposed in the frame. The connecting mechanism includes an engaging member and an adjusting member. The engaging member is slidably disposed in an inner space of one of the side covers.

Abstract: The present invention provides a fluid-carrying application, comprising: a first sheet with a first surface and a second surface; a second sheet with a third surface and a fourth surface, wherein a part of the third surface and a part of the second surface of the first sheet are welded or adhered to at least one band-shaped region, thereby forming a first chamber having at least a first drainage port, and the inside of the chamber can communicate with the outside through the first drainage port; an adhesive layer, which is provided on the fourth surface of the second sheet; and a release layer, which covers at least a part of the adhesive layer, wherein, the first drainage port is formed at the first sheet or an open portion where the first sheet and the part adjacent to the edge of the second sheet are not welded or adhered to each other.

Abstract: The present invention provides a fluid-carrying application, comprising: a first sheet with a first surface and a second surface; a second sheet with a third surface and a fourth surface, wherein a part of the third surface and a part of the second surface of the first sheet are welded or adhered to at least one band-shaped region, thereby forming a first chamber having at least a first drainage port, and the inside of the chamber can communicate with the outside through the first drainage port; an adhesive layer, which is provided on the fourth surface of the second sheet; and a release layer, which covers at least a part of the adhesive layer, wherein, the first drainage port is formed at the first sheet or an open portion where the first sheet and the part adjacent to the edge of the second sheet are not welded or adhered to each other.

Abstract: A point-pressed audio pickup apparatus includes a deformation element and an audio pickup device. The deformation element is pushed by an external force to induce deformation, so that a distance sensing element in the audio pickup device can measure the deformation through the changed distance so as to trigger the audio pickup device to start receiving sound.

Abstract: A lighting device is provided and comprises a housing, a light source module, a light guiding module, and a positioning member. The housing has an accommodating space. The light source module is disposed in the accommodating space. The light guiding module is configured to receive the light emitted from the light source module, and the light guiding module includes at least two light guiding plates. The positioning member is slidably disposed in the accommodating space of the housing. The two light guide plates are configured in the accommodating space of the housing and are coupled to the opposite sides of the positioning member, so that the positioning member supports and positions the two light guide plates.

Abstract: A rotary fluid transmission device contains: a rotor, a drive shaft, a first holder, and a second holder. The first holder includes a circular bush and an annular chamber. The rotor includes a C-shaped piston which has an external face and an internal face. In addition, the annular chamber has a first reservoir defined between the internal face and the circular bush, and the annular chamber has a second reservoir defined between the external face and the inner fringe. The circular seat includes two clamp arms, and a respective clamp arm is rotatably engaged with a blade. The blade includes two abutting faces, and the C-shaped piston has two edge faces. The first holder includes two first conduits and two second conduits, the two first conduits are in communication with the first reservoir, and the two second conduits are in communication with the second reservoir.

Abstract: A lighting device is provided and comprises a housing, a light source module, a light guiding module, and a positioning member. The housing has an accommodating space. The light source module is disposed in the accommodating space. The light guiding module is configured to receive the light emitted from the light source module, and the light guiding module includes at least two light guiding plates. The positioning member is slidably disposed in the accommodating space of the housing. The two light guide plates are configured in the accommodating space of the housing and are coupled to the opposite sides of the positioning member, so that the positioning member supports and positions the two light guide plates.