53results about How to "Realize functional reuse" patented technology

Provided is a feeder interconnection converter. One end of a first controlled power supply (30) is connected with a first feeder unit power supply (10) through an isolation transformer (14), the other end of the first controlled power supply (30) is connected with a direct-current bus of a second controlled power supply (32) and a distributed power generation or energy storage unit (33) through a direct-current bus voltage stabilizing capacitor (31), and the second controlled power supply (32) is connected with a second feeder unit power supply (20) through an isolation transformer (17). Through control of the first controlled power supply (30), the second controlled power supply (32) and the distributed power generation or energy storage unit (33), interactive transfer of active power or reactive power among the first feeder unit power supply (10), the second feeder unit power supply (20) and the distributed power generation or energy storage unit (33) is achieved so as to improve electricity quality of the first feeder unit power supply (10) and the second feeder unit power supply (20).

The invention discloses a current comparison circuit for overvoltage protection, and relates to the technical field of IC chips. The circuit comprises a current comparator which is used for convertinga voltage input signal into a current signal, comparing the current signal with a reference current signal and outputting an initial comparison result signal; a zero temperature coefficient current source coupled to the positive input side of the current comparator and used for generating a reference current signal; and a hysteresis comparator used for comparing the initial comparison result signal with a reference voltage signal and outputting a final comparison result signal. The reference voltage of the hysteresis comparator used by the circuit is provided by the reference voltage source and is not sensitive to the process and the working temperature, so that the change of the overvoltage protection threshold value of the hysteresis comparator at different working temperatures or the influence of the process angle in the chip manufacturing process can be avoided, and the reliability of the overvoltage protection function is improved; by adopting the hysteresis comparator, the anti-interference capability can be enhanced, and overvoltage reference voltage can be set and recovered.

The invention discloses a service scheduling method and device, and a storage medium. The method is executed on a scheduling system side, and comprises the following steps: when a system is started, correspondingly creating a scheduling task for a registered working entity JOB; receiving a message for transmission to the JOB; and distributing the message to the JOB through the scheduling task corresponding to the JOB. The method is executed on a service entity side and comprises the following steps: acquiring a JOB template; according to the JOB template, packaging the service logic of the service entity into a JOB; registering a JOB; and in the working state, if a message sent by the scheduling task corresponding to the JOB is received, executing logic processing on the message. Accordingto the invention, the service entity at the upper layer is abstracted into the JOB driven by the message, and after receiving the message, the JOB only needs to pay attention to the business logic and is responsible for executing the corresponding logic processing flow, and does not need to pay attention to a scheduling mechanism at the bottom layer, thereby avoiding resource waste.

The invention discloses an information processing method and electronic equipment. The method is applied to the electronic equipment which comprises a first interface and a second chip, wherein the first interface has a first protocol and the second chip does not support the first protocol. The method comprises the following steps of: obtaining a first data signal from the first interface, wherein the first data signal is generated by an electronic device which is connected with the electronic equipment through the first interface; transmitting the first data signal to the second chip on the basis of a data channel between the first interface and the second chip; and when the first data signal satisfies a first preset condition, controlling the second chip to respond the first data signal so as to realize a first function of the electronic equipment.

The invention provides a multimedia conference system and a voice collection method and device for a multimedia conference. The multimedia conference system may comprise a plurality of pickup devices,wherein each pickup device comprises a pickup assembly on a mobile device carried by a local conference participant, wherein the pickup assembly is used for collecting conference voices of the localconference participant within a pickup range; and a data transmission device which is used for receiving the conference voices sent by the pick device when near field connection is established with the pickup device and transmitting the received conference voices to a conference device employed by an opposite conference participant. Through application of the technical scheme provided by the invention, clear pickup can be carried out on the conference participants of the multimedia conference without a professional conference phone.

The invention discloses an AC ice-melting device and a method for continuously adjustable voltage and frequency of multi-branch distribution network. connection; the output end of the B2B‑MMC converter is connected to the ice melting transformer; the output end of the ice melting transformer is connected to the line to be melted; it solves the problems that there are many branch circuit breakers in the distribution network at this stage, and it is not easy to carry out DC ice melting, etc. Ice-melting efficiency of distribution network lines.

The present application provides a heat dissipation structure and a method for manufacturing the same. The heat dissipation structure comprises a magnetic conductive member and a bottom plate. The bottom plate is provided with a shaft tube thereon, and is provided with a through-hole arranged around the shaft tube. The through-hole accommodates the magnetic conductive member. A sticker is attachedto a surface of the bottom plate facing away from the shaft tube. The sticker covers the through-hole, and the magnetic conductive member is attached and fixed to the sticker. In contrast to the prior art, when the bottom plate of the present application is manufactured, it is not required to integrate the magnetic conductive member into the bottom plate, thereby simplifying processes and improving efficiency. Moreover, a use of the sticker to fix the magnetic conductive member enables multiple functions of the sticker and reduces costs.

The invention discloses a control chip, a primary side control circuit, a power supply converter and a control method thereof. The power supply converter comprises the primary side control circuit, the primary side control circuit comprises the control chip, and the control chip comprises a third port. The third port is used for respectively connecting a capacitor and a resistor in parallel with the ground, and the output end of the control chip is connected to a switching tube of a primary side circuit of the power supply converter to control the switching state of the switching tube so as torealize the transmission of electric energy from the primary side circuit to a secondary side circuit. The control chip detects the current signal and the voltage signal of the third port in a time-sharing manner, thereby obtaining a first signal representing the capacitance value of the capacitor and a second signal representing the resistance value of the resistor. According to the control chip, the primary side control circuit, the power supply converter and the control method of the power supply converter, multiplexing of the third port of the control chip is achieved, the number of packaging pins of the control chip is reduced, the packaging cost is reduced, and the implementation cost of the primary side control circuit and the power supply converter is reduced.

The invention relates to the technical field of ship power systems, in particular to a radial grid structure and a control method of a pure battery-powered ship comprehensive power system. Its grid structure includes DC busbar, AC busbar, battery pack, DC / DC converter, DC / AC inverter, propulsion frequency converter / rectification and charging integrated device, DC / DC converter input terminal and battery pack There is an isolating switch connected between them, a first DC switch assembly is connected with the DC busbar, a second DC switch assembly is connected between the output end of the DC / DC converter and the DC busbar, and at least one section of the DC busbar passes through The sequentially connected fourth DC switch assembly, DC / AC inverter, and first AC circuit breaker are connected to the first AC busbar, and each section of DC busbar passes through the sequentially connected third DC switch assembly, propulsion frequency converter / rectifier The integrated charging device and the first AC contactor are connected to a section of the second AC busbar, and each section of the second AC busbar is connected to a propulsion motor through a second AC contactor.

The invention provides a novel wideband beam forming system and a realizing method. The system is composed of a set of antenna arrays, a set of band-pass filters and a set of multiplying units and summators. Space signals are received through antenna array elements, each path of signals passes through the band-pass filters, frequency resolution and corresponding processing are conducted within a specified bandwidth range, relative phase information of each path of signals is reserved in the whole signal processing process of a beam former, so that the space information of each path of signals is reserved, and then a corresponding constant-beamwidth beam direction pattern is obtained through weighted processing and combination of the multiplying units and summators. By the adoption of the system and method, hardwire complexity of the system is reduced, system reaction time is shortened, and then it is guaranteed that real-time, effective, flexible and reliable broadband constant beam pointing is realized.

Provided is an optical filter and a manufacturing method, as well as a touch liquid crystal display and a manufacturing method. The optical filter comprises a substrate, a black matrix, a light resistance layer, and a flat layer. The black matrix is located on the substrate and is in a net structure; and the black matrix has gaps and is exposed outside the surface of the substrate. The light resistance layer comprises a plurality of light resistance units; each light resistance unit comprises at least first light resistors, second light resistors, third light resistors, and fourth light resistors. The first light resistors, the second light resistors, the third light resistors and the fourth light resistors are at least located inside the gaps on the surface of the substrate. All or parts of the first light resistors distributed completely or partially along the same first directions are connected together and are of conductivity. All or parts of the third light resistors distributed completely or partially along the same second directions are connected together and are of conductivity. The second light resistors and the fourth light resistors are used for isolating the adjacent first light resistors and third light resistors. The flat layer is located above the light resistance layer. With the simplified structure and technology, the production cycle can be shortened, and the production yield can be increased, accordingly the touch liquid crystal display can be thinner.