Abstract: Some embodiments of the present disclosure provide a back structure of a solar cell. The back structure includes an aluminum oxide film layer disposed on a silicon wafer substrate, and a first silicon nitride film layer and a first silicon oxynitride film layer, which are successively disposed on the aluminum oxide film layer from inside to outside; and the back structure further includes a second silicon nitride film layer disposed on the first silicon oxynitride film layer. The refractive index of the first silicon nitride film layer is greater than that of the second silicon nitride film layer, and the refractive index of the second silicon nitride film layer is greater than that of the first silicon oxynitride film layer.

Abstract: A connector is disclosed and includes a housing base, a conductive terminal, a signal terminal and a protrusion. A sleeve of an electronic device end sleeves on the housing base through an opening end along a first direction and slides a first displacement distance, plural contact pins of the electronic device end slide into the accommodation space through the opening end, and a conductive contact pin of the electronic device end is interfered with the conductive terminal to form an electrical connection. The protrusion is elastically connected to the housing base and penetrates through the housing base. When the sleeve passes through the opening end and slides a second displacement distance greater than the first displacement distance, the protrusion is interfered with the sleeve and drives the signal terminal, so that the signal terminal pushes against a signal contact pin of the electronic device end to form an electrical connection.

Abstract: A connector is disclosed and includes a main body, a sleeving component, a conductive terminal and a signal terminal. The main body has an opening end and a sleeved end opposite to each other. An electronic device end is matched with the connector through the opening end. The sleeving component is slidably disposed on the sleeved end, and includes a conductive contact portion and a signal contact portion arranged in parallel. The conductive terminal is fixed to the main body for connecting with the conductive contact portion. The signal terminal is fixed to the main body for connecting with the signal contact portion. When the connector is detached from the electronic device end, the sleeving component is displaced relative to the main body, the signal contact portion is separated from the signal terminal, and the conductive terminal end and the conductive contact portion are maintained in an electrical connection.

Abstract: Some embodiments of the present invention relate to a technical field of N-type TOPCon solar cells, and disclosed a back-side metal electrode of an N-type TOPCon solar cell. The back-side metal electrode includes a substrate, a plurality of first silver fine grids disposed on a passivation film which is on a back side of the substrate, a plurality of second aluminum fine grids overlaid on the plurality of first silver fine grids, and a plurality of first silver main grids disposed perpendicular to the plurality of first silver fine grids. Each of the plurality of first silver main grids is a segmented structure. The back-side metal electrode further includes a plurality of second aluminum main grids, which are formed, in a printing manner, between any two adjacent grid segments of a plurality of grid segments and around each of the plurality of grid segments.

Abstract: A power converter module includes a ground terminal, an input voltage terminal configured to receive a raw input voltage, and an interconnection terminal configured to provide a regulated output voltage to a load such as a SOC or SIP system to be powered. A voltage regulator is connected to the ground terminal and the input voltage terminal. An inductor has an inductor output connected to the interconnection terminal.

Abstract: A cable strain relief structure includes a conducting seat, a cable, a supporting element, and an insulating sleeve. The conducting seat includes an insulating body and a conducting element disposed in the insulating body. The cable passes through the insulating body and is electrically connected to the conducting element. The supporting element includes a plurality of ridges arranged spacedly and annularly on the outer periphery of the cable. The ridges are extended in the direction along the cable and away from the insulating body. The insulating sleeve covers the supporting element and is extended in the direction along the cable.

Abstract: A method of forming a semiconductor device is disclosed. The method includes forming a plurality of isolation regions on a semiconductor substrate, forming a protective layer in a resistor region of the semiconductor substrate, after forming the protective layer, etching a gate dielectric layer to form first and second gate dielectric layers of a transistor in a transistor region of the semiconductor substrate, removing the protective layer, forming first and second dummy gate stacks over the first and second gate dielectric layers, respectively, forming a resistor in the resistor region, forming third and fourth dummy gate stacks over the resistor, and replacing each of the first, second, third, and fourth dummy gate stacks with a conductive material.

Abstract: An apparatus includes an all-fiber side-pump combiner fabrication system and a control unit coupled to control operations of the all-fiber side-pump combiner fabrication system to produce a (N+1)×1 combiner with N side pump fibers.

Abstract: A semiconductor structure includes a substrate, a first support layer, and multiple support pillars. The substrate includes a monitoring region. The monitoring region includes a first region and a second region. The first support layer is located in the first region and the second region, and is located above the substrate. The support pillars are located in the second region. The support pillars penetrate the first support layer and are not connected to each other. Each of the support pillars extends toward the substrate.

Abstract: An oligomer (2,6-dimethylphenylene ether) is provided. Its structure is shown as follows: which comprises separately independent hydrogen; alkyl or phenyl; separately independent —NR—, —CO—, —SO—, —CS—, —SO2—, —CH2—, —O—, null, —C(CH3)2—, or and a hydrogen, The features of the cured products include a high glass-transition temperature, a low dielectric feature, preferred thermal stability, and good flame retardancy. The present invention effectively controls the number-average molecular weight of the product to obtain excellent organic solubility.

Abstract: The present invention provides a method for accessing a flash memory module, wherein the method includes the steps of: writing data into a plurality of pages of a specific block, and establishes or updates a F2H mapping table based on physical addresses of the plurality of pages and logical addresses of the data; using the F2H mapping table to update a H2F mapping table; initializing a flush-bitmap, wherein the flush-bitmap records a plurality of flush bits corresponding to the physical addresses of the plurality of pages, respectively; receiving a trim command from a host device, wherein the trim command asks to mark at least one of the logical addresses of the data as invalid; updating the H2F mapping data according to the trim command; updating the flush-bitmap according to the trim command; and writing the updated H2F mapping table and the updated flush-bitmap into the flash memory module.

Abstract: An electrical device includes a container, a conversion unit, an outer cover and an inner cover. The container is provided with an inner bottom surface and an inner which define an accommodating channel together. An inlet of the accommodating channel is opposite to the inner bottom surface. The conversion unit is disposed within the accommodating channel. The outer cover covers the inlet of the accommodating channel. The inner cover is disposed within the accommodating channel, and located between the conversion unit and the outer cover. One part of the conversion unit extends to the opening, and at least one outer edge of the inner cover is connected to an inner wall of the container.

Abstract: An ultrasonic welding device includes a first component and a second component. The first component includes at least one first welding feature and at least one second welding feature which are arranged along a horizontal direction, and the first and second welding features have different sizes in a vertical direction. The second component has at least one welding structure which is configured to be in contact with the first and second welding features, so as to weld the first and second components.

Abstract: A hearing assistance device, including a housing, a receiver, and a cable, is provided. The housing has an ear hook and a first contour arc. The cable faces the ear hook, penetrates the housing, and connects to a receiver.

Abstract: A viewing angle switching module includes a first viewing angle controlling device, a second viewing angle controlling device, a first polarizer, and a second polarizer. The first viewing angle controlling device includes a first alignment layer, a second alignment layer, and a first liquid crystal layer. The second viewing angle controlling device includes a third alignment layer, a fourth alignment layer, and a second liquid crystal layer. The first polarizer is disposed on a side of the first viewing angle controlling device, and an axial direction of a first absorption axis thereof is perpendicular or parallel to a first alignment direction of the first alignment layer. The second polarizer is disposed on a side of the second viewing angle controlling device, and an axial direction of a second absorption axis thereof is perpendicular or parallel to a third alignment direction of the third alignment layer. A display apparatus including the same is also disclosed.

Abstract: A phosphinated (2,6-dimethylphenyl ether) oligomer, preparation method thereof and cured product. The phosphinated (2,6-dimethylphenyl ether) oligomer includes a structure represented by Formula (1): wherein X is a single bond, —CH2—, —O—, —C(CH3)2— or R?0, R0, R1, R2 and R3 are independently hydrogen, C1-C6 alkyl or phenyl; n and m are independently an integer from 0 to 300; p and q are independently an integer from 1 to 4; Y is hydrogen, U and V are independently an aliphatic structure.

Abstract: A method and an apparatus related to multiple modes are provided. In the method, the first mode is operated. The first mode is a host mode or a client mode, and the host mode is configured for broadcasting information related to a global coordinate system to a device operated with the client mode. A switching condition is detected, and the first mode is switched to the second mode. The second mode is another one of the host mode and the client mode. The second mode is operated. Therefore, the positioning information of a global coordinate system can be provided for motion sensing apparatuses.

Abstract: A method includes obtaining information associated with multiple collocation events. Each collocation event is associated with an occurrence where multiple entities were collocated with one another. The information associated with each collocation event identifies the entities associated with the collocation event, a duration of the collocation event, one or more locations associated with the collocation event, and a time associated with the collocation event. The method also includes identifying strengths of different relationships involving different ones of the entities based on the information. The strengths are determined using one or more features of the collocation events.

Abstract: A method includes obtaining an engineering schematic containing multiple symbols and connections involving the symbols, where different ones of the symbols in the engineering schematic represent different types of equipment. The method also includes identifying visual features of the engineering schematic. The method further includes processing the visual features using at least one trained machine learning model to (i) identify boundaries around the symbols in the engineering schematic and (ii) classify the symbols in the engineering schematic into multiple classifications, where different ones of the classifications are associated with different types of symbols.

Abstract: A method includes obtaining training data having at least one training engineering schematic containing multiple known symbols, where different ones of the known symbols represent different types of equipment. The method also includes augmenting the training data with at least one additional training engineering schematic having at least one synthetic schematic, where the at least one synthetic schematic contains additional known symbols. The method further includes training at least one machine learning model using the training data including the at least one training engineering schematic and the at least one additional training engineering schematic.