Abstract: A pin testing system for a multi-pin chip and method thereof are disclosed. In the system, a chip testing circuit board includes a testing circuit, a to-be-tested chip fixture, a testing chip and a JTAG port, each pin of the testing chip is electrically connected to a corresponding pin of the to-be-tested chip fixture through the testing circuit. The JTAG port, the testing chip and the to-be-tested chip fixture are serially connected to form a JTAG link through the testing circuit, the testing device, the JTAG controller and the chip testing circuit board are serially connected, the testing device generates a testing signal to test each of the pins of the to-be-tested chip through the JTAG controller, and a testing result for each of the pins is transmitted to the testing device, so that the testing on the pins of the to-be-tested chip is completed.

Abstract: A battery pack and an output end protection support are provided. The battery pack includes a box body, a first output end protection support, and a second output end protection support. The first output end protection support is arranged on the box body. The second output end protection support is arranged on the box body. The first output end protection support is directly connected to the second output end protection support, and the first output end protection support and the second output end protection support are movably arranged relative to each other.

Abstract: The disclosure relates to the technical field of batteries and provides a battery apparatus. The battery apparatus includes a terminal component and a busbar. At least one of the terminal component and the busbar is provided with a welding identification portion, and the welding identification portion includes two notches opposite to each other.

Abstract: A battery pack, an assembly method thereof, and a disassembly method thereof are provided. The battery pack includes a battery box, a first battery assembly, a second battery assembly, and a separator. The separator is located between the second battery assembly and the first battery assembly. An expansion gap is formed between a first surface and a second surface, the expansion gap gradually expands from a second direction, and/or an expansion structure is formed between a third surface and a fourth surface, the expansion structure gradually expands from a second direction. The second direction is perpendicular to the first direction, and the second direction extends from a bottom surface of the battery box toward a top surface of the battery box.

Abstract: A battery cell pack and an assembly method of the battery cell pack are provided. The battery cell pack includes an end plate and at least one cell. The end plate is provided with a limiting protrusion. The cell is provided with a recess. At least part of the limiting protrusion is located in the recess to position the end plate and the cell.

Abstract: A damping device with a fixing structure includes a housing and a valve stem which extends through the housing. The inner housing plate is disposed in the housing, and the inner housing plate separates a space in the housing to be a first housing chamber and a second housing chamber which are independent and communicated with each other. An end of the valve stem is in sliding and sealing fit with the first housing chamber, and the valve stem separates the first housing chamber to be two independent sub-chambers with variable volumes. A plunger rod is directly or indirectly slidably sealed on the plug hole. The powerhead assembly is configured to drive the plunger rod to move. The housing is separated to be two chambers The plunger rod is moved to communicate or block the damping liquid, which realizes two functions of damping and supporting.

Abstract: An end insulating plate is arranged in a battery device to insulate a battery set from other components. An adhesive overflow tank is arranged at one side of the end insulating plate facing away from the battery set. The adhesive overflow tank includes an adhesive feed area and an adhesive storage area, and an adhesive feed port is provided at one side of the adhesive feed area facing the bottom surface of the end insulating plate. The adhesive storage area communicates with the adhesive feed area, and a baffle structure for blocking adhesive is provided at one side of the adhesive storage area close to the bottom surface of the end insulating plate. The adhesive overflow tank is configured to allow adhesive to enter the adhesive feed area from the adhesive feed port, and enter the adhesive storage area from the adhesive feed area.

Abstract: A battery pack and a method for disassembling the battery pack are provided. The battery pack includes a battery box, a first connector, a first battery, and a second battery. The first connector is detachably disposed in the battery box. The first battery is fixed on the first connector to be arranged in the battery box through the first connector. The second battery is arranged in the battery box. The first connector is not fixedly connected to the second battery to prevent the second battery from blocking the first battery and the first connector from being simultaneously detached from the battery box.

Abstract: A positive electrode active material and a preparation method thereof, a secondary battery, and an electric apparatus are provided. The positive electrode active material in the present invention includes: a core, where the core is a lithium-containing phosphate; a first coating layer disposed on at least part of surface of the core, where the first coating layer is a carbon coating layer co-doped with titanium and nitrogen; and a second coating layer disposed on at least part of surface of the first coating layer, where the second coating layer includes Li1+xMxTi2?x(PO4)3, where M is at least one element selected from aluminum, lanthanum, indium, zirconium, gallium, and scandium, and 0.2?x?0.8. With use of the positive electrode active material of the present invention, a high discharge capacity, excellent rate performance, and excellent cycling performance can be achieved.

Abstract: A DDR5 SDRAM DIMM slot detection system and a method thereof are disclosed. A first detection board is serially connected to a second detection board, a JTAG controller converts a DIMM detection instruction, which is generated by a detection device, into a DIMM detection instruction in JTAG format; the DIMM detection instruction in JTAG format is provided to the first detection board or second detection board through the adapter circuit board, so as to detect DDR5 SDRAM DIMM slots of the circuit board under test, thereby achieving the technical effect of improving efficiency in detection for DDR5 SDRAM DIMM connection interface.

Abstract: A battery device and an assembling method of the battery device are provided. The battery device includes a box frame, and battery groups and first beams located in the box frame. An adhesive layer is provided between the each of the first beams and a first side surface of the adjacent battery group, and the adhesive layer is formed as the first beam and the first side surface of the adjacent battery group are mutually pressed in a first direction. A side of one of the first beams located at an end portion facing away from the battery groups is adjacent to the box frame and is separated from the box frame by a first set interval. The first set interval is configured to allow the first beam at the end portion to move towards the first side surface of the battery group for adhering.

Abstract: A DDR5 SDRAM DIMM slot detection system and a method thereof are disclosed. A first detection board is serially connected to a second detection board, a JTAG controller converts a DIMM detection instruction, which is generated by a detection device, into a DIMM detection instruction in JTAG format; the DIMM detection instruction in JTAG format is provided to the first detection board or second detection board through the adapter circuit board, so as to detect DDR5 SDRAM DIMM slots of the circuit board under test, thereby achieving the technical effect of improving efficiency in detection for DDR5 SDRAM DIMM connection interface.

Abstract: A device, system and method for modifying electronic workflows is provided. An example device: receives, from a user mobile device, a search query, as one step, of a plurality of steps, of a current electronic workflow followed in association with an incident; compares the search query with stored search queries received from other user mobile devices as a respective step of previously implemented respective electronic workflows, different from the current electronic workflow, as stored at one or more memories; in response to matching the search query with a stored search query of a previously implemented electronic workflow, compares remaining steps of the current electronic workflow with respective executed steps of the previously implemented electronic workflow; and, in response to determining an overlap between the remaining steps and the respective executed steps, causes one or more overlapping steps to be skipped in the current electronic workflow.

Abstract: The present disclosure describes techniques for facilitating interaction with content using interactive effects. The techniques comprise receiving a video from a first computing device associated with a first user among a plurality of users. The video is generated using an interactive effect. The interactive effect comprises overlaying at least one component on at least one subset of frames of the video. The interactive effect enables the video to be interacted with other users among the plurality of users. The video is presented on a second computing device associated with a second user among the plurality of users. The video comprises information indicative of instructions on how to interact with the video. Display of an animation associated with the at least one component may be automatically caused on the second computing device in response to receiving an indication of interacting with the video by the second user.

Abstract: An end insulating plate is arranged in a battery device to insulate a battery apparatus. The end insulating plate has a glue baffle disposed at a bottom portion, is bendable, and has first and second states. In the first and second states, the glue baffle is bent towards a first larger surface of the end insulating plat, which is the larger surface at a side of the end insulating plate facing away from the battery apparatus. In the first state, the glue baffle is bent at a first inclination angle. In the second state, the glue baffle is bent at a second inclination angle. The first inclination angle is greater than the second inclination angle. When bending of the glue baffle is changed from the first inclination angle to the second inclination angle, the glue baffle pushes glue away from the bottom portion of the end insulating plate.

Abstract: The present disclosure provides a display panel and a display device. The display panel includes a substrate and a pixel electrode layer disposed on the substrate. The pixel electrode layer includes pixel electrode groups arranged in an array in the first direction and second direction. Each pixel electrode group includes a first sub-pixel electrode and a third sub-pixel electrode arranged in the third direction, and a second sub-pixel electrode and a fourth sub-pixel electrode arranged in the fourth direction. The first and third sub-pixel electrodes are respectively located on two sides of an imagined connecting line connecting the geometric centers of the second sub-pixel electrode and the fourth sub-pixel electrode. Projections of the second sub-pixel electrode and the first sub-pixel electrode along the first direction at least partially overlap. Projections of the fourth sub-pixel electrode and the third sub-pixel electrode in the first direction at least partially overlap.

Abstract: A supporting and fixing structure and a photovoltaic tracking and mounting system. The supporting and fixing structure includes a main support rod, a mounting rod, a rotary power device and a plurality of auxiliary support rods. The mounting rod is rotatably mounted on the main support rod through the rotary power device. The auxiliary support rods are rotatably matched with the mounting rod. The auxiliary support rod is configured to support the mounting rod. It further includes a valve stem, a housing, an inner housing plate and a plunger rod. The inner housing plate is disposed in the housing, and separates a space in the housing to be two chambers. The plunger rod is movably installed on a housing wall of the housing, and is configured for blocking or communicating the first housing chamber. The valve stem is in sliding and sealing fit with the second housing chamber.

Abstract: A method and apparatus for providing an audible identification of a device is provided herein. During operation, device identities will be determined for members forming a personal-area network (PAN). When information is conveyed by a device, a determination of whether or not to announce a device identification will be based on a combination of PAN members present. More particularly, when a certain combination of devices are members of the PAN, device identifications will be announced, otherwise, device identifications will not be announced.

Abstract: A battery pack includes a plurality of battery apparatuses. Each battery apparatus includes lead-out terminal busbars, and the lead-out terminal busbars are disposed at end portions of each battery apparatus in a battery arrangement direction. At least one of the lead-out terminal busbars has at least two connecting branches, and the at least two connecting branches are configured to be respectively connected to a battery disconnect unit and/or other battery apparatuses in the battery pack.