449results about How to "In various ways" patented technology

The present invention relates to a nitrogen-doped porous carbon material for a lithium-air battery positive electrode, wherein the nitrogen-doped porous carbon material has an interconnected graded pore structure, N is uniformly doped in the C skeleton, N accounts for 0.2-15% of the carbon material atomic ratio, the graded pores comprise mass transfer pores and deposition holes, the deposition holes account for 40-95% of the total pore volume, and the mass transfer pores account for 4-55% of the total pore volume. According to the present invention, with application of the carbon material as the lithium-air battery electrode material, the space utilization rate of the carbon material during the charge-discharge process can be increased at a maximum, and the energy density and the power density of the lithium-air battery can be effectively increased; and the preparation process is simple, the material source is wide, the pore structure of the graded pore carbon material can be regulated, the regulation manner is diverse, and the nitrogen doping manner is easily achieved.

The invention relates to an application of a porous carbon material with a grading pore structure in a lithium-air cell anode, and is characterized in that the carbon material has mutually communicated grading pore structure distribution which has a mesoporous structure for depositing the discharge products and a macroporous structure suitable for transmission of oxygen and an electrolyte. When the carbon material is taken as a material of the lithium-air cell anode, the space utilization rate of carbon material can be increased at maximum limitation during a charge and discharge process, specific discharge capacity, voltage platform and multiplying power discharge capability of the cell can be effectively increased, so that the energy density and power density of the lithium-air cell can be increased. The porous carbon material has the advantages that the preparation technology is simple, the material source is wide, the grading pore carbon material pore structure enables regulation and control, the regulation and control modes are various, and the doping of metal / metal oxide can be easily and simultaneously realized.

The invention discloses an intelligent terminal synergetic food ordering system and method based on two-dimension codes and NFC labels. The method comprises the following steps that S1, authentication information is acquired; S2, a food ordering initial page is opened; S3, a food ordering information list is established for each dining table by the food ordering system; S4, users who sit around the same table synergetically order food; S5, a menu is confirmed, and ordering is completed; S6, a cook starts to make the food according to the menu; S7 accounts are settled. The intelligent terminal synergetic food ordering system comprises a plurality of NFC labels, a plurality of intelligent terminals, at least one network access device, an ordering server, at least one server counter terminal and at least one kitchen terminal. The intelligent terminal synergetic food ordering system and method based on the two-dimension codes and the NFC labels have the advantages that the working efficiency and the service level of a dining hall are improved, ordering and settlement of a diner are facilitated, and good dining experience is provided for customers.

The invention discloses a power grid comprehensive visualization method based on multi-service system information fusion. On the basis of comprehensively organizing service flows and data models of links of an intelligent power grid, an information exchange bus crossing a production control region and a management information region is utilized to obtain relative operational and management information of systems such as a production management system (PMS), a distribution management system (DMS), an energy management system (EMS), an electric transmission and transformation equipment state monitoring system, a distribution network production quick-repairing commanding platform, a centralized video monitoring system, a marketing management system, an electricity consumption information acquisition system, a geographical information system (GIS), an intelligent district energy consumption management system, a residential area intelligent electricity consumption interaction and energy efficiency management system, an electric vehicle charging facility comprehensive monitoring and management system and a weather system, and furthermore, based on the relative operational and management information, the data is subjected to deep mining, analysis and comprehensive displaying. The power grid comprehensive visualization method based on multi-service system information fusion helps the production operational and management personnel to master the real-time running state of the power grid more comprehensively, visually and effectively.

The invention discloses a multi-service system information fusion power grid comprehensive visualization method based on the three-dimensional GIS. On the basis of comprehensively carding and analyzing all link service processes and data models of an intelligent power grid, related running and managing information in a production control system and a management information system is obtained through a distribution automation master station mirror image synchronous database server, wherein scheduling system data are obtained through an IEB information exchange bus crossing the production control region and the management information region. According to the method, by carding all the link service processes and the data models of the intelligent power grid and conducting deep excavation, analysis and comprehensive display on data on this basis, production running and managing personnel can be helped to more comprehensively, visually and effectively master the real-time running state of the power gird through a more intelligent and abundant power grid visualization monitoring, warning and analyzing method, and therefore intelligent auxiliary support is achieved when enterprise running and managing decisions are made.

The method includes steps: obtaining talk tone in user communication; using speech recognition to convert content of talk tone to text information, and analyzing and obtaining user id corresponding to character of voice print of talk tone, saving user's behavioral characteristic information and related user id. The invention also discloses equipment for collecting user's behavioral characteristics. The said equipment includes unit for acquiring voice, speech recognition unit, semantic analysis unit, user in recognition unit, and unit for storing behavioral characteristics. Through talk tone, the invention can acquire user's behavioral characteristics.

The invention provides a sending method and device and a receiving method and device for a reference signal. The method comprises the step that: a base station sends a first reference signal on a first time-frequency resource by N antenna ports, wherein the first time-frequency resource is predefined and / or is configured by the base station, and N is a positive integer. By the sending method and device and the receiving method and device for the reference signal, which are provided by the invention, the problem that in the related art, a configuration scheme of a cell reference signal is difficult to meet requirements of different UE (User Equipment).

The invention provides a software pushing method comprising the following steps: 102. presetting a search keyword and a condition relevant to the keyword; 106. judging whether the keyword satisfies the condition relevant to the keyword; 108. if the judging result is that the keyword satisfies the condition, according to the keyword and the condition, searching matched software on a server side, and pushing the matched software to a terminal. The invention also provides a software pushing system, a mobile terminal and a software pushing server. The technical scheme of the invention can realize the operation of reminding and pushing users according to various types of information in the terminal to bring varied software pushing forms and cause users to experience more humanized operation feel.

The invention provides a system and a method for realizing full-process visualization in order execution. The method comprises an order initialization module, an order full-process execution module, an order full-process monitoring module, an order abnormity analysis module, an order early-warning module, an order predicating module and an order visualization module. The method comprises the stepsof order initialization, order full-process execution, order full-process monitoring and analysis, order early-warning, order predication and order full-process visualization. The system and the method are advantages in that an end-to-end full-process order circulation model is designed; through flow standardization, the operation steps of related personnel in each step are simplified; all ordersare visible; multidimensional order checking can be realized and multiple data acquisition and checking manners are realized; order full-process tracking is performed, and all responses in the stepsare mastered; in-time notification of abnormal orders and high-efficiency coordination without stoppage are realized; order state collection and analysis are simplified; a basis is laid for analysis and decision; convenient informationized operation is realized and operation efficiency is improved.

The invention provides a functional flexible electrode which comprises a flexible substrate, wherein an electrode material is arranged on one surface of the flexible substrate and a functional material is arranged on the other surface of the flexible substrate. A preparation method for the functional flexible electrode provided by the invention is various; the shape change can be realized through the stimulation of temperature, humidity, light, and the like; the mode is various; the control is convenient; and a firm basis is established for the application of the functional flexible electrode in the wearing and implantable medical fields.

The invention discloses a method and a device for displaying bullet screen type gifts in a video area. The method comprises the following steps: receiving a request for giving a gift by a donor and bullet screen contents input by the donor, and transmitting the request and bullet screen contents to a server, so that the server splices the gifts and bullet screen contents so as to form a bullet screen type gift; and acquiring the spliced bullet screen type gift from the server, and displaying the bullet screen type gift in the video area. According to the mode, the gift can be directly displayed in the video area, the satisfaction of giving the gift by the donor is improved, and the modes of allowing the donor to give gifts are enriched.

The invention discloses a large-sized digital machine room routing inspection method based on QR code and mobile technologies. The QR code technology is adopted to generate unique identification codes which are associated with machine room equipment, and one-to-one mapping between the identification codes and ID information of the equipment is realized; changes of equipment information cannot actually affect the associativity except for the ID information of the equipment; and an inspector scans associated QR code labels on the machine room equipment with mobile equipment accessed into a local area network in a machine room to acquire the equipment information, fills fault conditions with App on a mobile terminal, and submits the fault conditions to a server, thus completing the fault declaration work for the machine room equipment. The large-sized digital machine room routing inspection method has the beneficial effects that operation and maintenance staff can hold an intelligent terminal in a hand to scan a QR code label on IT equipment and then submit defects and faults of the IT equipment, so that the processes of manual recording and filling with a PC terminal of the operation and maintenance staff are omitted. By the application of the QR code and mobile technologies, the operation and maintenance work can be carried out on the intelligent terminal, so that the operation and maintenance management modes and measures are enriched, and the operation and maintenance management efficiency of assets of the IT equipment is effectively improved.

The precent invention discloses a poly-o-phthalonitrile resin and a preparetion method. After the solution blending, fusion blending or physical blending of 1 to 99 percent of o-phthalonitrile derivative with amino group or hydroxyl group and 1 to 99 percent of polyethernitrile with amino group or hydroxyl group, or 1 to 99percent of o-phthalonitrile derivative with amino group or hydroxyl group and 1 to 99 percent of o-phthalonitrile derivative, or 1 to 99 percent of polyethernitrile with amino group or hydroxyl group and 1 to 99 percent of o-phthalonitrile derivative, or 1 to 98 percent of o-phthalonitrile derivative with amino group or hydroxyl group, 1 to 98 percent of polyethernitrile with amino group or hydroxyl group and one to ninety eight percent of o-phthalonitrile derivative, the compound is solidified, so that the poly-o-phthalonitrile resin is prepared. Because the invention uses the o-phthalonitrile derivative with amino group or hydroxyl group or / and the polyethernitrile to prepare the poly-o-phthalonitrile resin, the performance of the resin can be regulated and controlled in a wide range, and the tenacity of the poly-o-phthalonitrile resin can also be increased, thus broadening the application field of the resin. The invention also has the advantages of simple steps and low cost.

The invention discloses an information processing method and electronic equipment. The information processing method is applied to the electronic equipment. The electronic equipment comprises a touch control display unit, and the touch control display unit comprises a plurality of edges. The method comprises the following steps: detecting first sliding operation performed on the surface of the touch control display unit; judging whether the first sliding operation sliding operation from the outside of a first edge of the plurality of edges to the inside of the first edge or not to obtain a first judging result; when the first judging result indicates that the first sliding operation is sliding operation from the outside of the first edge to the inside of the first edge, generating and executing a first control command.

The invention discloses application of a double perovskite type oxide oxygen carrier in the hydrogen production of a chemical chain and a preparation method. The oxygen carrier is a composite metal oxide with a double perovskite structure; the general formula of the composite metal oxide is A2B'B''O6, wherein A is rare earth metal lanthanum, B' is transition metal nickel, and B'' is transition metal iron; the combustion temperature of the oxygen carrier in water vapor is 500-1,000 DEG C; the reduction temperature of the oxygen carrier in fuel after the oxygen carrier is combusted is 500-1,000 DEG C; and the reaction pressure is the normal pressure. The preparation method comprises the following steps of: taking iron nitrate, nickel nitrate and lanthanum nitrate as precursors, taking citric acid as a complexing agent, preparing a solution from the precursors and the complexing agent, and evenly mixing and stirring; and then, carrying out water evaporation while the solution changes into viscous gel from transparent colloidal sol, then, drying, and roasting, wherein the roasted sample is the composite metal oxide with the double perovskite structure. The oxygen carrier prepared by the preparation method has high oxygen-carrying rate, high activity and good stability.

The invention relates to a distributed type transaction management method which comprises the following steps: defining an overall transaction and defining other transactions called in the overall transaction as sub-transactions; establishing an overall transaction table used for recording the states of the overall transaction and the sub-transactions; when calling the overall transaction, recording in the overall transaction table; when calling the sub-transactions in the overall transaction, generating the sub-transaction records in the overall transaction table; defining an overall transaction manager used for scanning the overall transaction table and making judgement; if the state of the overall transaction is failed and a successful sub-transaction process exists under the overall transaction, rolling back the successful sub-transaction; if the state of the overall transaction is successful and a failed sub-transaction process exists under the overall transaction, calling for the sub-transaction again; and if the state of the overall transaction is unknown, rolling back the successful sub-transactions. Meanwhile, the invention also provides a distributed type transaction management system for realizing the method.

The invention discloses an identification method, electronic equipment and an earphone. The method is applied to the electronic equipment. The electronic equipment is connected with the earphone. The method comprises the following steps: when the earphone is worn on the ears of a user, acquiring first biological feature information representing the first biological features of the ears transmitted by the earphone by using the electronic equipment; based on the first biological feature information, identifying corresponding relations between a first audio output unit as well as a second audio output unit of the earphone and the left ear as well as the right ear of the ears. Through the method, the electronic equipment can be used for identifying the corresponding relations between the first audio output unit as well as the second audio output unit of the earphone and the left ear as well as the right ear of the ears.

The invention relates to a network video broadcast technology and especially relates to a webcast method, an apparatus and electronic equipment. The method comprises the following steps of receiving multipath webcast video streams sent by a server; configuring a play attribute of the multipath webcast video streams, wherein the play attribute is used for indicating a main play video stream and an auxiliary play video stream in the multipath webcast video streams; and returning the play attribute of the multipath webcast video streams to the server so that the server makes a webcast client play the multipath webcast video streams according to the main play video stream and the auxiliary play video stream. The technical scheme provides a new webcast mode, the multipath video streams can be broadcasted in a same live broadcasting room and forms and contents of the webcast are enriched.

The invention discloses an information processing method and electronic equipment. The information processing method is applied in the electronic equipment which can communicate data with second electronic equipment and can be worn on a user. The information processing method includes detecting related parameter information of the second electronic equipment; judging whether or not the parameter information satisfies a preset condition and acquiring a judgment result; acquiring first data or a first command corresponding to the second electronic equipment when the judgment result indicates that the parameter information satisfies the preset condition.

The embodiment of the invention provides a group video call method, device and system, and belongs to the field of video communication. The method includes the steps that a group video establishment instruction is acquired in a social application group interface of a first terminal; an identifier of a social application group is acquired; a group video establishment request comprising the identifier of the social application group is sent to a server. By acquiring the group video establishment instruction in the social application group interface of the first terminal, acquiring the identifier of the social application group and sending the group video establishment request comprising the identifier of the social application group to the server, the server can establish a group video call associated with the group according to the identifier of the social application group, and thus the group video call associated with the group can be realized in the social application group interface.

The invention discloses a social friend recommendation method and device and a server. The method includes the following steps that a social friend recommendation request of a requesting user is received, wherein the recommendation request comprises preset recommendation conditions; within the restraint range of the recommendation conditions, corresponding behavior data of first relevant users relevant to the requesting user is acquired, and first behavior features of the first relevant users are extracted from the behavior data; a preset database is searched for second relevant users with second behavior features, the second behavior features and the first behavior features reach the preset matching degree, and to-be-recommended users relevant to the second relevant users are determined; information of the to-be-recommended users is fed back to the requesting user. The modes of recommending social friends are enriched, the user is helped to search for the social friends meeting user requirements, and the user experience and the intelligence of products are improved.

The invention discloses a picture synthesis recording method during a video communication process belonging the mobile communication terminal field capable of performing a video communication. In order to solve the problem that only a single way picture is recorded during a mobile phone video communication process, the invention provides the method for synthesizing and recording a local and distal end video data stream during the video communication process, and stores the data stream as a general video data format in a mobile phone or a mobile phone recognizable storing card.

The invention discloses a video processing method and apparatus, an electronic device and a medium. The method comprises the steps of monitoring a record screen touch operation for a video played on a screen; responding to the record screen touch operation, recording the video played on the screen, and acquiring a recorded video file; receiving an editing operation for the recorded video file; and responding to the editing operation, editing the recorded video file, and generating a clipped video file. The method and apparatus provided in the invention solves technical problems of single but complex video acquisition and edition methods in the prior art, increasing video acquisition and edition methods and simplifying the steps.

The invention discloses a video sharing method, device, electronic equipment and a medium. The method comprises the following steps: monitoring a screen recording trigger operation for a video played on a screen; recording the video played on the screen in response to the screen recording trigger operation to acquire a recorded video file; determining a target video platform that needs to release the video in a preset video platform library; receiving an upload operation for the recorded video file; and uploading and releasing the recorded video file to the target video platform based on the upload operation. According to the method and device disclosed by the application, the technical problems that the acquisition and sharing mode of the video is single, and the operation of the video is relatively complex in the prior art can be solved, and the technical effects of enriching the acquisition and sharing modes of the video and simplifying the operation steps can be achieved.

The invention mainly discloses a customized platform for 3D printing, and a customization method thereof. The customized platform comprises a data collection system, a production system, a sale systemand a database, wherein the database comprises an original database, a function database and a user database, and the data collection system comprises a self-help module, a combined module, a personalization module, a recommendation module and an order generation module. The customization method comprises: collecting 3D printing data, generating an order, confirming the order, producing products,trading the products, and evaluating the products. According to the present invention, with the customized platform and the customization method, the personalized design is achieved, the customized service is improved, the customized platform and the customization method are suitable for various people, the requirements of customers can be achieved to the greatest extent, the user experience is good, the social resource utilization rate is improved, the production cycle is shortened, the operation is convenient, the professional-grade quality 3D product can be printed by the common user, the3D printing data file can be effectively protected, and the information security of the 3D printing platform can be improved.

The invention relates to a subway carriage passenger carrying condition detecting and broadcasting system and method. The system comprises human face recognizing modules (1) arranged in carriages andused for obtaining the passenger numbers of the corresponding carriages, load collecting modules (2) arranged in the carriages and used for obtaining the load capacities of the corresponding carriages, signal obtaining and processing modules (3) for obtaining the passenger numbers and load capacities of the carriages and conducting comprehensive treatment to obtain the passenger flow conditions ofthe carriages, and passenger flow displaying and broadcasting modules for displaying and broadcasting the passenger flow conditions of the carriages. Compared with the prior art, the detecting resultis more accurate and reliable, and subway passengers are effectively guided.

The invention discloses a touch screen with infrared rays transmitted inside a screen body and a method for identifying touch points. In the touch screen, the infrared rays sent out by an infra-red emission unit ripe into the touch screen body, are totally reflected by an upper reflecting surface and a lower reflecting surface inside the touch screen body, and are transmitted into the infrared receiving unit. According to the invention, the infrared rays are transmitted inside the touch screen body by using the total reflection principle, and a touch body is enabled to be clung to the surface of the touch screen to generate touch response, so that the problem of touch floating height is solved; and since the infrared rays are transmitted inside the touch screen, the infra-red emission unit is not required to be placed on the surface of the touch screen. Therefore, an edge frame free touch screen is realized.

The invention relates to a nitrogen-doped porous carbon material used for anode of a lithium-air cell, which has a mutually communicated graded pore structure, N is uniformly doped in a C frame, wherein N accounts for 0.2-15% of carbon material, the graded pore comprises a mass transfer pore and a deposition pore, the pore volume of the deposition pore accounts for 40-95% of total pore volume, and the pore volume of the mass transfer pore accounts for 4-55% of total pore volume. The carbon material as the lithium-air cell material can greatly increase the space utilization rate of the carbon material during a charge and discharge process at maximum limit, so that lithium-air cell energy density and power density can be effectively increased. The nitrogen-doped porous carbon material used for anode of lithium-air cell has the advantages that the preparation technology is simple, the material source is wide, the pore structure of the graded aperture carbon material enables regulation and control, and the regulation and control modes are various, and the nitrogen doping mode is easy to realize.