290 results about "Jumper" patented technology

The invention relates to the technical field of integrated circuit manufacturing, in particular to a wafer-level multi-chip metal wiring method and a wafer. Metal wires are arranged in a layered mode, and preset intervals are set for isolation; jumper connection between the metal wires of different metal layers is achieved through the through holes at the intersections of the scribing grooves, high-density signal transmission is achieved through the multiple layers of metal wires, and the situation that two adjacent metal wires are short-circuited together due to cutting extrusion during scribing can be prevented through cross-layer jumpers and interval isolation arrangement of the metal wires. By means of the layered metal wiring structure and spaced wiring, efficient data burning of thousands of chips on the wafer is achieved, stray capacitance and short circuit risks are remarkably reduced, meanwhile, the wafer utilization rate and burning efficiency are improved, the number and grouping mode of the chip arrays can be flexibly adjusted according to requirements, and the method is suitable for large-scale popularization and application. And the manufacturing requirements of chips with different scales are met.

The invention discloses a fault signal dual-mode output method of a magnetic latching relay, particularly relates to the technical field of relay control, and is used for solving the problem of low mode switching efficiency caused by an existing physical jumper mechanism. The current mechanical state of the relay is detected by receiving a remote dual-mode switching instruction; applying a driving voltage sequence corresponding to the target mode according to the state; based on the iron core residual magnetism intensity and the dynamic margin of a target mode nominal value, judging and generating a driving enabling or degaussing trigger signal; when a driving enable signal is responded, the lag time difference between the voltage rising edge and the magnetic flux jump starting point is captured in real time, and the eddy current loss characterization quantity is generated by combining the product integration of the current differential and the temperature rise; adjusting the rising slope and the duty ratio of the driving voltage sequence according to the lag time difference and the over-limit condition of the eddy-current loss characterization quantity; and finally, the matching between an execution result and a target mode identifier is verified by controlling a coil current response waveform, and the continuous holding mode and the instantaneous pulse mode are remotely and reliably switched.

The invention discloses a novel notebook flexible printed circuit board prepared based on weldable low-temperature silver paste and a backlight module, and belongs to the technical field of electronic materials and devices. Conductor patterns of the flexible printed circuit board comprise a main circuit pattern formed by rolled copper; the auxiliary function structure is formed in a local area of the main circuit pattern by weldable low-temperature silver paste; the curing temperature of the weldable low-temperature silver paste is 130-145 DEG C, the weldable low-temperature silver paste comprises conductive filler, a polymer resin system, an ester solvent, a curing agent, a silane coupling agent, a polyamide wax thixotropic agent, a polysiloxane defoaming agent, modified carbon nanotubes and modified antimony tin oxide powder, and the conductive filler comprises flaky silver powder, spherical silver powder and low-temperature alloy powder. The low-temperature alloy powder is Sn42Bi58 low-temperature alloy powder of which D50 is 12 [mu] m-15 [mu] m; according to the invention, low-temperature curing, high flexibility, excellent conductivity and direct weldability are integrated, and a solution suitable for local repair of a flexible printed circuit board and direct mounting of a jumper and a Mini LED chip is provided.

An electrified office furniture system includes: at least one piece of office furniture; and an electrical distribution system associated with the at least one piece of office furniture, the electrical distribution system including: a first electrical module which is a first electrical receptacle or a first jumper assembly, the first electrical module including a first electrical connection arrangement that is hermaphroditic; and a second electrical module which is a second electrical receptacle or a second jumper assembly, the second electrical module including a second electrical connection arrangement that is hermaphroditic, the first electrical module and the second electrical module being selectively and releasably connected directly to one another by way of the first electrical connection arrangement and the second electrical connection arrangement.

The invention provides a multichannel SIW filtering jumper and a communication device, and belongs to the technical field of filtering jumpers. The multichannel SIW filtering jumper comprises m * n SIW rectangular dual-mode resonant cavities which are arranged in m rows and n columns and work in a TE102 and TE201 orthogonal degenerate mode, m > 0, and n > 0; each row of SIW rectangular dual-mode resonant cavities corresponds to a horizontal channel, each column of SIW rectangular dual-mode resonant cavities corresponds to a vertical channel, two adjacent SIW rectangular dual-mode resonant cavities are coupled through a common wall, and a coupling window is located in a weakest electric field area of any one of the SIW rectangular dual-mode resonant cavities. According to the multichannel SIW filtering jumper, the number of channels and the working center frequency, the working bandwidth, the working order and the transmission zero point of each channel can be independently set.

The utility model provides a bypass module. The bypass module comprises a cabinet, a thyristor assembly and a busbar assembly. The thyristor assembly comprises an insulating plate, a radiator and a thyristor which are fixed in the case, the busbar assembly comprises a bridging busbar electrically connected with the radiator and a vertical busbar used for electrically connecting the bridging busbar with a plug-in terminal, and the plug-in terminal comprises an input terminal and an output terminal. And the input terminal and the output terminal are electrically connected with the vertical busbar respectively. According to the bypass module provided by the utility model, the radiator is electrically connected with the input terminal and the output terminal in the plug-in terminal of the cabinet by using the bridging busbar and the vertical busbar, so that the utilization rate of the internal space of the cabinet can be effectively improved, the bypass module is more reasonable, the size of the bypass module is reduced, and the cost is reduced. And the convenience of maintaining the bypass module by an operator is effectively improved.

1. The name of the design product: spring adapter wire. 2. The use of the design product: electrical connector. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: reference Figure 1 in use. 5. The change state of the graphical user interface: part A is stretchable.

A plug connector includes a plug housing having a power contact channel and module channels between a mating end and a cable end. The plug connector includes a power contact in the power contact channel, a data module received in the first module channel, and an end node termination module received in the second module channel. The data module includes a data module housing holding signal contacts terminated to ends of signal wires of a data cable. The end node termination module includes a termination module housing with a pocket holding an end node PCB with a control circuit having an end node control component. Jumper contacts are held by the plug housing including a signal contact mating interface electrically connected to the corresponding signal contact and an end node mating interface electrically connected to the end node termination module to electrically connect the signal contacts to the end node control circuit within the plug connector.

The utility model relates to a stator and motor. Prevent the space of coil from being smaller. The first coil has first winding part and second winding part. The second winding part is arranged on the first winding part or is arranged on the radial outer side relative to the first winding part. The second coil has third winding part and fourth winding part. The fourth winding part is arranged on the third winding part or is arranged on the radial outer side relative to the third winding part. The connecting part has first jumper wire and second jumper wire. The first jumper wire connects the first winding part and third winding part. The second jumper wire connects the second winding part and fourth winding part. The second jumper wire is arranged on the radial outer side relative to the first jumper wire.

The invention relates to a photovoltaic module and a preparation method thereof. The photovoltaic module comprises a plurality of battery strings, a plurality of bus bars and at least one jumper wire, the cell string comprises a plurality of photovoltaic cells which are connected in series through a solder strip; the plurality of battery strings are electrically connected through a bus bar; the bus bar comprises a first main body layer, the first main body layer is provided with a first surface and a second surface which are oppositely arranged along the thickness direction, and the first surface is provided with a first soldering tin layer; the first soldering tin layer at least covers the contact area of the first surface and the solder strip; every two adjacent bus bars are connected through a jumper wire. A second soldering tin layer is arranged on the second surface; the second soldering tin layer at least covers the contact area of the second surface and the jumper wire; the melting point of the second soldering tin layer is 75-125 DEG C lower than that of the first soldering tin layer. According to the photovoltaic module, the traction tension of thermal expansion of the jumper wire on the bus bar can be reduced, and the pseudo soldering problem is reduced.

The utility model relates to the technical field of servers, and discloses a CMOS data clearing device and a liquid cooling system.The device comprises a microcontroller and a switch unit, the microcontroller comprises a first pin, the switch unit comprises a second pin, a third pin and a fourth pin, the first pin is electrically connected with the second pin, and the third pin is electrically connected with the fourth pin. The third pin and the fourth pin are respectively used for being electrically connected with an RTC pin and a GND pin of a CMOS jumper wire of the server; the microcontroller is used for sending a first signal to the second pin through the first pin when receiving a control signal, so that the third pin and the fourth pin are conducted. By means of the mode, the efficiency of clearing the CMOS data in the server is improved.

The application discloses a clip winding feeding device and belongs to the technical field of semiconductor packaging. The device comprises a feeding disc, a frame provided with a jumper wire and wound on the feeding disc in a strip shape, and is characterized in that a fixing frame is arranged above a chip moving path, a plurality of feeding discs are rotatably installed on the surface of the fixing frame, and the feeding disc is installed on at least one side of the surface of the fixing frame. In the technical scheme, a plurality of feeding discs are arranged at one station, different jumper wires can be obtained at the station, the jumper wires can be arranged on the chip when the chip moves, the length of the whole production line is shortened, the work efficiency is improved, and the arrangement of multiple jumper wires or / and multiple layers of jumper wires on the chip is more favorable to be realized. The movement distance of the frame on the surface of the driving frame is detected through the setting of a code disc.

The invention provides a packaging substrate and a preparation method thereof. According to the preparation method of the package substrate provided by the embodiment of the invention, the dielectric layer is arranged on the carrier plate, and the circuit layer is manufactured and formed on the dielectric layer, so that one-time lamination can be reduced, and the thickness of the obtained package substrate (a three-layer coreless structure) is reduced. According to the packaging substrate, the second circuit layer on the surface of the dielectric layer and the conductive layer (the structure of the first circuit layer) on the other surface of the dielectric layer form a jumper structure, so that signal interference can be reduced, the stability of the circuit is improved, and the performance of the packaging substrate can be improved.

1. The name of the design product: plug puller (mechanical type). 2. The use of the design product: a tool for removing the plug of the end of the signal system lead, jumper wire, choke wire, etc. in the rail transit industry. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses a jumper device for line engineering, which comprises a U-shaped fixing plate, an adjusting groove is arranged on the U-shaped fixing plate, a square column is fixedly connected onto the U-shaped fixing plate, a plurality of fixing clamp assemblies are arranged outside the square column and inside the adjusting groove in a sliding manner, and clamping assemblies are connected onto the fixing clamp assemblies. The fixing clamp assembly comprises a first fixing clamp and a second fixing clamp, a first sliding groove is formed in the first fixing clamp, a first sliding plate is slidably arranged in the first sliding groove, a first pull rod is fixedly connected to the top end of the first sliding plate and is in sliding fit with the first fixing clamp, and a first compression spring is arranged at the top end of the first sliding plate. The first compression spring is arranged outside the first pull rod in a sleeving mode, the bottom end of the first sliding plate is fixedly connected with a clamping column, and the top end of the square column is evenly provided with a plurality of clamping grooves matched with the clamping column, time and labor are saved when the position of the fixing clamp assembly is adjusted, the adjusting efficiency of the fixing clamp assembly is high, and the use practicability of the fixing clamp assembly is improved.

1. Name of the product in this design: Jumper box (quick installation). 2. Purpose of this design: An electrical component used for circuit connection. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The present invention relates to an multi-functional overhead distribution line fixing device using an insulator, comprising: a crossarm (10); an insulator provision tool (20); a jumper line support insulator (30); a fixing tool (40); an electric leakage detection sensor (50); an electric leakage warning device (60); a suspension insulator (70); and a connection clamp (80), and thus an electric leakage can be quickly notified of and a jumper line can be easily and safely arranged at various locations.

The application relates to the photovoltaic field, and provides a photovoltaic module. The photovoltaic module comprises a first intermediate busbar provided with a first lead-out part; a second intermediate busbar provided with a second lead-out part, the first lead-out part and the second lead-out part being arranged at intervals in a first direction; and a first jumper wire extending in a second direction, at least part of the first jumper wire being overlapped on the first intermediate busbar and being electrically connected with the first intermediate busbar; wherein the first jumper wire is provided with a notch part, the first lead-out part is arranged in the notch part when the first jumper wire is overlapped on the first intermediate busbar; and the first direction intersects the second direction. The notch part can provide a containing space for the first lead-out part, the first lead-out part can move away from the second lead-out part, so that a reasonable distance between the first lead-out part and the second lead-out part can be ensured, the risk of short circuit of the first lead-out part and the second lead-out part due to too close distance can be reduced, and the electrical connection reliability of the photovoltaic module is improved.

When connecting wires between coils by forming them into a predetermined shape, such as jumper wires connected to stators, multiple devices are required to form the wires into the desired shape, and the wires must be passed between these devices multiple times by workers or robots. [Solution] A manufacturing system comprising a first device for gripping a lead wire at two points separated by a predetermined distance, a second device for shaping the lead wire gripped by the first device into a predetermined shape, and a control unit for controlling the first device to move the lead wire without releasing its grip after the lead wire gripped by the first device has been shaped by the second device, until it is positioned at a predetermined location, can improve productivity by reducing the man-hours required for handling the lead wires, and can also improve the accuracy of the shape after shaping because there is no misalignment of the wires that occurs during handling.

A surge protection device (200), SPD, for protecting electrical circuits from transient overvoltage events is disclosed. The surge protection device includes an SPD base (220) comprising a set of terminals and a set of slots electrically coupled to the terminals, and an SPD module (230)comprising a housing, a set of pins configured to engage the slots, and a printed circuit board (PCB) bus contained within the housing. The PCB bus includes a first suppression circuit path and a second suppression circuit path. A suppression component is coupled to the first suppression circuit path. A switch is configured to automatically reconfigure the SPD from the first suppression circuit path to the second suppression circuit path upon failure of the suppression component. The SPD module may include a user-operable switch or jumper configured to select between a fail-open mode and a fail-closed mode. Redundant surge protection modules may be connected through a dual SPD base.

A drive circuit includes a first half bridge gate driver including a first top device and a first bottom device; a second half bridge gate driver including a second top device and a second bottom device; jumper connections and a circuit board. The jumper connections configure the drive circuit as two parallel half bridge gate drivers connected in parallel when jumpers are applied to the jumper connections. The jumpers connect a control gate of the first top device to a control gate of the second top device and connect a control gate of the first bottom device to a control gate of the second bottom device. The circuit board includes the first and second half bridge gate drivers and electrical interconnect to configure the first half bridge gate driver and the second half bridge gate driver as a switched reluctance converter in the absence of the jumpers.

The utility model belongs to the technical field of communication equipment, and particularly relates to a frequency division dual-channel filter, which comprises a cavity cover plate, a device cavity, a connector and a mounting bracket, the device cavity is of a hollow cuboid structure, and an opening is formed in the upper end face of the device cavity. The cavity cover plate is of a flat-plate-shaped structure matched with the opening and fixedly covers the opening in the upper end of the device cavity through evenly-distributed installation screws, and a sealed cavity is formed. According to the utility model, the large cavity design is adopted, and the insertion loss and standing-wave ratio index of a product are effectively improved, so that the transmission quality of communication signals is improved; two input ports and two output ports are arranged, so that when the device is connected with a dual-port device, the device can be connected through a jumper wire; the installation support is additionally designed, so that the product can be installed on a cabling rack, a cabinet or a platform, and installation and maintenance are convenient.

The utility model discloses a network jumper connector. The network jumper connector comprises a connector, a connecting seat and a pressing piece, an annular groove is formed in the connector, the connecting base is composed of a first mounting piece, a second mounting piece, a limiting piece and an annular piece, the pressing piece is firstly kept to push the limiting piece to compress the spring, the connector is kept to be inserted into the connecting base, and the annular piece is kept to be matched with the annular groove for limiting. The network jumper wire connector is ingenious in design and compact in structure, connection and disassembly of the jumper wire can be completed only by using a special pressure applying piece, that is, installation and disassembly of the connector cannot be kept without the special pressure applying piece, the safety and anti-theft performance of the whole jumper wire connection are improved, connection and disassembly of the jumper wire by non-professional personnel are avoided, and the network jumper wire connector is convenient to use. Connection and interruption of electric signals are avoided, and stable transmission of line signals is guaranteed.

This invention relates to the field of electromagnetic fields and microwave technology, aiming to solve the problems of traditional orthogonal short-circuit dual-wire baluns, which suffer from strong jumper inductance effects, large dual-wire radiation, and severe pattern distortion above 5GHz. The planar orthogonal differential feed network also suffers from high network losses and manufacturing costs, making it unsuitable for widespread use in electronic devices above 5GHz. The invention provides a dual-polarized back-cavity radiator, including a reflective cavity enclosure component forming an inner reflective cavity and a ring reflective cavity. An orthogonal printed composite oscillator is disposed within the inner reflective cavity, comprising horizontal and vertical printed composite oscillators, with oscillator plates connected to both sides of each oscillator. Each printed composite oscillator integrates a dual-wire balun, impedance compensation lines, and open-circuit compensation sections. Each printed composite oscillator includes a printed oscillator with front, back, and mezzanine circuits. The impedance compensation lines and open-circuit compensation sections are embedded within the printed oscillator and connected to the mezzanine circuits. The dual-wire balun includes parallel dual wires connected to the front and back circuits.

The present application discloses a method, device and storage medium for dynamically expanding a motherboard interface device, and relates to the field of electronic digital data processing technology, including: in response to a motherboard power-on operation, controlling the motherboard to start up in a single-channel communication mode as the initial mode, completing handshake communication with an onboard device, wherein the onboard device is fixed to the motherboard; detecting all communication interfaces on the motherboard through predefined general-purpose input / output pins to determine whether an external device exists; if an external device is detected on the communication interface, switching from a single-channel communication mode to a dual-channel communication mode through a soft jumper area rewriting function in a basic input / output system flash memory, and triggering the motherboard to be powered off to a preset state; controlling the motherboard to restart in a dual-channel communication mode, completing communication handshakes with the onboard device and the external device in turn, and loading a dual-channel communication driver to realize dual-device startup. The present application achieves the technical effect of dynamically adjusting the communication mode of the motherboard.

The utility model relates to the technical field of wiring device, concretely is a kind of building integrated wiring distribution frame debugging jumper fixing device, it includes: distribution frame body, and front side is equipped with several ports of connecting jumper;Connecting frame is installed in the front side of distribution frame body, and it is equipped with the through opening corresponding with port thereon, hinge cover is located at the through opening;Wire fixing mechanism is located on the cover, and it includes: telescopic knob, and it is telescopic along the direction perpendicular to cover and rotates around its own axis, and it has locking mechanism of pressing unlocking and releasing self-locking;Clamping assembly is fixedly connected to the end of telescopic knob, including bottom plate and two arc-shaped frames arranged on bottom plate, two arc-shaped frames are horizontally arranged and oppositely arranged, and the interval for jumper entering is formed between arc-shaped frame, and the arc-shaped structure of arc-shaped frame is used to form the passage for limiting and fixing jumper.The present application aims at solving the problem that jumper lacks effective fixing in prior art, which leads to cable confusion, easy to loose and fall off, thereby affecting debugging and troubleshooting.

1. Name of the product in this design: Connection interface of jumper panel. 2. Purpose of this design: This design is a jumper panel connection interface for connecting devices and transmitting electrical signals, and includes components for displaying information (e.g., tags) associated with one or more ports (e.g., input / output ports). 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. Other matters requiring explanation: This application is a partial design, and the dotted line portion is not within the scope of protection of this application.

The present application relates to a kind of workbench device and corresponding horizontal plug-in machine, which includes rack, workbench device, driving device, conveying device, jumper device and head plug-in device.The disc of workbench device is movably arranged on the rack, and the disc is provided with plug-in conveying unit for conveying circuit board.The conveying device conveys circuit board to workbench device.Jumper device conveys jumper, and head plug-in device cuts off jumper and presses into circuit board, and base shear leg device shears leg of component.The output shaft of disc driving motor is connected with driving wheel, and a plurality of driven wheels are arranged at the periphery of disc and are in extrusion connection with disc.One end of belt is connected with driving wheel, and a plurality of driven wheels are arranged at the inner side of belt at intervals.By controlling the rotation angle of disc driving motor, the rotation angle of disc is controlled, so that the disc can rotate at any angle, which greatly improves compatibility and plug-in efficiency.

The application discloses a novel smart phone flexible printed circuit board and module prepared based on weldable silver paste, and belongs to the technical field of electronic materials and devices. The conductor pattern in the flexible printed circuit board comprises a main circuit pattern and an auxiliary function structure formed by weldable low-temperature silver paste. The solidification temperature of the weldable low-temperature silver paste is 90 DEG C to 110 DEG C. The weldable low-temperature silver paste comprises conductive fillers, a polymer resin system, ester solvents, a curing agent, a silane coupling agent, a polyamide wax thixotropic agent, a polysiloxane defoaming agent, modified carbon nanotubes, modified antimony tin oxide powder, modified ceramic fillers and nano yttrium oxide. The polymer resin system comprises cashew phenol-based epoxy resin, hydrogenated bisphenol A epoxy resin and polyacrylate-CTBN copolymer. The application provides a solution suitable for smart phone high-density interconnection, micro jumper, dynamic bending compensation and micro pad direct packaging, and solves the problems caused by high-temperature process damage to elements, welding pre-plating and high-density integration.

1. Name of the product in this design: Jumper box (019). 2. Purpose of this design: A power conversion junction box for use on automotive emergency jump starter cables. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: combination state diagram. 5. Other situations requiring explanation: Component 1 is the conversion box at one end of the live wire, and component 2 is the conversion box at the other end of the live wire.