12results about How to "Short transmission path" patented technology

The invention provides a finger of a dexterous hand, and relates to the technical field of artificial intelligence, the finger of the dexterous hand comprises at least two knuckles, and the at least two knuckles comprise a first knuckle and a second knuckle which are sequentially arranged in the direction from the finger root to the fingertip in the axial direction of the finger; the first knuckles are provided with first driving modules used for driving the first knuckles, and the second knuckles are provided with second driving modules used for driving the second knuckles. Wherein the second knuckle comprises a fingertip and a connecting part, the fingertip is installed on the connecting part through a detachable component, and the connecting part is connected with the first knuckle. In the embodiment of the invention, each knuckle is directly driven, the transmission path is short, and the control precision can be improved. And through the detachable fingertips, the fingertips can be quickly replaced according to actual scene requirements, the whole hand does not need to be replaced, and the cost is reduced.

The application provides a D-band one-dimensional DBF-AIP microsystem architecture, comprising a quartz substrate, an on-chip antenna arranged on the upper surface of the quartz substrate, an RFIC chip arranged on the lower surface of the quartz substrate, a microwave board arranged below the quartz substrate, and BGA solder balls for connecting the quartz substrate and the microwave board. The D-band one-dimensional DBF-AIP microsystem architecture provided by the application maximally shortens the signal transmission distance, reduces the parasitic parameters, and obtains better performance, and meanwhile, the D-band one-dimensional DBF-AIP microsystem architecture is small in size, light in weight, and suitable for large-scale integration.

The invention discloses a positive electrode active material and a preparation method and application thereof. The positive electrode active material comprises a ternary material, the ternary material comprises a nickel cobalt lithium manganate inner core and a first coating layer coating the nickel cobalt lithium manganate inner core, the chemical formula of the first coating layer is Li (AlxCo1-x) O2-delta F delta, x is larger than or equal to 0.1 and smaller than or equal to 0.6, and delta is larger than or equal to 0.05 and smaller than or equal to 0.2. The positive electrode active material can improve the interface stability, and can improve the interface compatibility of a ternary material and a lithium iron phosphate material when the ternary material and the lithium iron phosphate material are compounded for use.

The application discloses an active air inlet grille, which comprises a frame, blades and a motor, the blades are installed in the frame, the motor is used for driving the blades to rotate, further comprises a torsion bar, an inclined pull rod and a straight pull rod, the motor is directly connected with the torsion bar, two ends of the torsion bar are connected with one of the inclined pull rods respectively, two of the inclined pull rods are connected with one of the straight pull rods respectively, each of the straight pull rods is connected with a plurality of the blades, the blades are fixedly connected with the straight pull rods, and the blades are rotatably connected with the frame; when the motor rotates, the motor is used for driving the torsion bar to rotate, the torsion bar drives two of the inclined pull rods to move along the inclined direction, the inclined pull rods drive the straight pull rods to move along the straight line, and the straight pull rods drive the blades to rotate. The application drives two groups of blades to rotate simultaneously through one motor, the transmission path between the motor and the blades is shortened, the synchronism of the blades is ensured, and single-motor driving is beneficial to cost reduction.

The utility model discloses an electric opening mechanism of automobile side door lock belongs to automobile side door lock technical field. The electric opening mechanism includes motor, electric opening worm, electric opening gear, electric opening connecting rod, electric opening transmission rod, pawl and pawl reset mechanism, and the motor rotates through the worm drive gear, and the gear drives the movement of connecting rod and transmission rod, and transmission rod pushes pawl axle and makes pawl to unlock. The two ends of electric opening connecting rod are connected through the center of electric opening gear shaft, form two force pole structure, make electric opening gear not automatic return after electric opening, realize electronic snow load function, avoid accidental relocking when no reset instruction. The lower part of electric opening gear is equipped with limit groove, and cooperates buffer block and realizes in -place limit and mute effect. The utility model discloses simple structure, small space occupation, high adaptability, has electronic snow load and mute design, improves the intelligent level and use reliability of door lock.

The utility model provides a kind of slitting machine with double shearing system, slitting machine includes cabinet, and uncoiler and downstream separating roller group are equipped in cabinet, and separating roller group is connected left and right shearing system in parallel;Left shearing system is sequentially constituted by left cutting shaft, left deflector roll, left welding roller and left coiling roller, and right shearing system is sequentially constituted by right deflector roll, right cutting shaft, right welding roller and right coiling roller.Through the symmetrical parallel design of double shearing system, the synchronous slitting and separation of double aluminum foil are realized, and the high-speed vibration is balanced by mechanics;The guide rail of cutting shaft and threaded rod drive closed-loop adjusting mechanism cooperate with distance sensor to feedback cutter position in real time, improve cutting edge precision;Electromagnetic lock closed type connecting seat and waste roller linkage control, simplify roller piece replacement process and keep machine clean.The utility model significantly improves the slitting efficiency and finished product qualification rate of ultra-thin aluminum foil.

The present disclosure relates to the technical field of semiconductor and photovoltaic, and particularly relates to a furnace tube inner wall coating device and processing equipment, which solves the problem that the deposition uniformity and deposition rate cannot meet the requirements when depositing a protective coating on the inner wall of the furnace tube in the related art. The furnace tube inner wall coating device comprises a quartz furnace tube with a furnace cavity and a plasma generating assembly, and the plasma generating assembly comprises: at least one inductive line movably connected to the outer wall of the furnace cavity or the furnace tube, the inductive line extending along a first direction and being arranged at a position close to the inner side wall of the quartz furnace tube or a position close to the outer wall of the furnace tube; a driving member connected with the inductive line, and the driving member is configured to drive the inductive line to rotate around the circumference of the inner side wall of the quartz furnace tube or the outer wall of the furnace tube. The furnace tube inner wall coating device and processing equipment provided by the present disclosure can make the protective coating deposited on the inner wall of the furnace tube more uniform and the deposition rate higher.

The invention discloses a conductive terminal and an electric connector, the conductive terminal comprises a first terminal, a second terminal and a third terminal, the second terminal and the first terminal are oppositely arranged in a first direction, the third terminal is located between the first terminal and the second terminal, and an elastic part of the third terminal has elasticity of stretching in a second direction. The elastic part comprises a first bending section, a second bending section and a connecting section, the first bending section is connected with any adjacent second bending section through the connecting section, the connecting section is provided with a first abutting part to abut against the second terminal, and in the third direction, the second bending section is provided with a second abutting part to abut against the second terminal. The third terminal forms a second abutting part and a third abutting part on the two sides of the first abutting part to abut against the first terminal, the connecting section, the first bending section correspondingly connected with the connecting section and the second bending section correspondingly connected with the connecting section are provided with the first abutting part, the second abutting part and the third abutting part, and the capacitance coupling length of the third terminal and the first terminal and the capacitance coupling length of the third terminal and the second terminal are shortened; and the high-frequency performance of the electric connector is improved.

This application relates to the field of battery materials technology, providing a lithium iron phosphate battery material, its precursor, its preparation method, and its applications. The disclosed lithium iron phosphate precursor is spherical, comprising an iron phosphate shell and a carbon-iron oxide network structure within the iron phosphate shell. The disclosed preparation method of the precursor includes using nano-hydrogel particles as templates to adsorb ferric ions onto the surface of the nano-hydrogel particles, then reacting the ferric ions with phosphate ions, followed by calcination to carbonize the nano-hydrogel particles. The disclosed lithium iron phosphate battery material comprises a lithium iron phosphate shell and a carbon-lithium iron phosphate structure within the lithium iron phosphate shell. The disclosed preparation method includes mixing and sintering the precursor with a lithium source. The lithium iron phosphate battery material provided in this application has a unique microstructure that is beneficial for increasing the wetting area of ​​the electrolyte and shortening the lithium ion transport path, thereby improving the rate performance of the battery.

This application provides a 2.5D bridged packaging structure and a 2.5D bridged packaging process, relating to the field of semiconductor packaging technology. The process includes providing an adapter board; the adapter board has a first surface and a second surface disposed opposite to each other; forming a plurality of spaced first trenches on the first surface; forming a first wiring layer within the first trenches; forming second and third trenches on the second surface; forming a second dielectric layer and a second wiring layer within the second trenches, and forming a third dielectric layer and a third wiring layer within the third trenches, with a second metal layer disposed on the surface of the third dielectric layer; mounting a bridge chip; connecting the bridge chip to both the second and first metal layers; forming a heat dissipation trench on the side of the adapter board away from the third wiring layer; and mounting a heat sink in the heat dissipation trench. This process helps alleviate warpage, improves heat dissipation performance, and reduces leakage, short circuits, and overheating caused by parasitic capacitance and other phenomena.

The invention belongs to the technical field of conductive fabrics, and particularly relates to a conductive fabric and a preparation method and application thereof. The preparation method of the conductive fabric comprises the following steps: adding a metal salt into an MXene dispersion liquid to obtain a mixed solution I, immersing a base material into the mixed solution I, and repeatedly pulling to load MXene on the surface of the base material to obtain an MXene-loaded base material; and mixing nickel salt, an organic ligand and a solvent to obtain a mixed solution II, contacting the MXene-loaded base material with the surface of the mixed solution II, then dropwise adding ammonia water into the mixed solution II, carrying out a heating reaction, and drying to obtain the conductive fabric. The prepared conductive fabric is in a sandwich-like form of a PMIA layer, an MXene layer and an MOF layer, a conductive material is not added into the fabric, intrinsic characteristics of the electrostatic textile fabric cannot be damaged, and the problem that in the prior art, mechanical flexibility of the fabric is insufficient is solved on the premise that excellent conductivity is guaranteed.

This invention discloses a signal amplification device and its fabrication method. The fabrication method includes the following steps: preparing a piezoelectric fiber membrane using coaxial electrospinning; immersing the piezoelectric fiber membrane in a PDMS solution under vacuum-assisted immersion to allow the PDMS prepolymer to fully penetrate the pores and interfibers of the piezoelectric fiber membrane, resulting in a PDMS-cured piezoelectric fiber membrane; uniformly depositing a gold thin film on both sides of the PDMS-cured piezoelectric fiber membrane; coating a conductive composite paste onto the surface of the gold thin film to form an electrode layer; and then heating and curing the paste; reliably connecting the device to the pre-reserved pad area of ​​the cured composite electrode using flexible wires or conductive cloth to form electrode leads; and fabricating a transparent encapsulation protective layer on the upper and lower surfaces of the device with lead-out electrodes. This invention directly amplifies the voltage signal at the physical level through structural design, achieving an amplification of 2 to 10 times, depending on the number of stacked layers and the number of series connections, resulting in a significant increase in the output signal amplitude.