45results about How to "Guaranteed possibility" patented technology

An integrated automatic system for remote monitoring and management of vehicle access and parking in urban areas on a selective bases comprises: a mobile recognition device (17), in which a user code is memorised, and which can be positioned inside a vehicle (18); a detection sensor (11) installed close to a respective parking space (19); a network connecting the detection sensors (11) to a fixed data collection station (20); a control centre (21), connected to the second network, for decoding and reprocessing the data.

The inventiondiscloses a mechanism kinematic link isomorphism identification method based on the immunity genetic hybrid algorithm. The mechanism kinematic link isomorphism identification method includes the steps of (1) forming a topological graph corresponding to a mechanism kinematic link according to the structural mode of the mechanism kinematic link, (2) setting a genetic code of an adjacent matrix according to the topological graph, (3) taking adjacent matrixes, to be determined, of the two topological graphs, determining an objective function, (4) generating the initial antibody population at random, calculating adaptability of each individual, sequencing the individuals according to the adaptability, (5) taking the optimal saving strategy on the initial antibody population, (6) calculating the concentration of each individual, enabling the each individual concentration to be equal to a value obtained by dividing the total individual number in a population by the adjacent individual sum, (7) taking the optimal interaction strategy on the antibody population obtained in the step (5), (8) conducting the mutation operation, adopting the inverse operator to achieve the mutation operation, (9) combining the local search operator and the genetic algorithm, (10) forming the immunity genetic hybrid algorithm, and conducting the isomorphism identification operation on the mechanism kinematic link. The mechanism kinematic link isomorphism identification method overcomes the shortcoming that the immunity genetic hybrid algorithm can be easily restrained to local optimum.

The invention discloses a high-resilience wear-resistant EVA composite foam material, a preparation method and a composition for preparing the material. The composition comprises the ingredients in parts by mass: 30-50 parts of ethylene-vinyl acetate copolymer, 10-20 parts of polyolefin thermoplastic elastomer, 10-20 parts of polyolefin block copolymer, 4-10 parts of thermoplastic polyurethane, 5-10 parts of thermoplastic polyester elastomer, 5-10 parts of anti-wear agent, 0.5-1 part of zinc oxide, 0.5-1.5 parts of zinc stearate, 0.5-1.2 parts of cross-linker, 0.1-0.3 part of crosslinking assistant and 1.5-3.5 parts of foamer. The preparation method comprises the steps of feed weighing, reblending, granulating and foaming. The obtained high-resilience wear-resistant EVA composite foam material is high in resilience and excellent in wear resistance and is applied to production of shoe soles of sports shoes.

The invention relates to the technical field of wireless communication, and in particular relates to a channel estimation method and a channel estimation system. The channel estimation method comprises the steps of a, giving a polite frequency sequence of a zero time block; b, estimating channel information of the t-th time block by using a sparse channel estimation algorithm based on a transmission signal of the (t-1)th time block in the t-th time block, wherein t is not less than 1 and not more than T, and T is the amount of the time blocks, and when t is equal to 1, the transmission signal of the previous time block is the polite frequency sequence of the zero time block; c, using a maximum likelihood signal detector to detect the transmission signal of the t-th time block based on the channel information of the t-th time block; and d, iteratively executing the step b and the step c, until channel information estimation and transmission signal detection of the T time blocks are completed. According to the method and the system provided by the invention, an online iteration fast algorithm with low complexity is achieved, instantaneity of the algorithm is improved, and accuracy of the channel estimation algorithm is greatly improved.

The invention discloses a polyether-ether-ketone bone repair material with multi-scale holes and a preparation method thereof, and belongs to the technical field of medical biological materials. The preparation method comprises the following steps: firstly, hot-pressing polyether-ether-ketone granules into a plate, after cleaning and drying, obtaining a partially foamed polyether-ether-ketone plate in a supercritical carbon dioxide foaming device, conducting sulfonation in a mixed acid solution of concentrated sulfuric acid and methane sulfonic acid, and conducting hydrothermal treatment and vacuum drying to obtain the polyether-ether-ketone bone repair material with multi-scale holes. Small-size micro-nano holes obtained through sulfonation are beneficial to adhesion of early osteoblasts, large-size micro holes obtained through supercritical carbon dioxide foaming are beneficial to ingrowth of bone tissues in a later period, the material has a multi-scale hole structure through simple two-step operation, and bone repair is promoted. Compared with a hole-making technology using a hole-making agent, a supercritical carbon dioxide foaming technology does not have a problem that the hole-making agent is not thoroughly removed and the possibility that the material is applied to the field of biomedicine is ensured.

The invention discloses a carbon brush component. The carbon brush component comprises a carbon brush holder and a plurality of carbon brushes which are arranged on the carbon brush holder, wherein the carbon brush holder comprises a first base, an elastic piece, a second base, a third base and a plurality of connection rods; one end of the elastic piece is connected with the first base; the second base is connected to the other end of the elastic piece; the third base is rotatably connected to the second base through a rotary shaft; the connection rods are circumferentially arranged on the third base and are perpendicular to the rotary shaft; the carbon brushes are correspondingly connected to the connection rods. The carbon brush component disclosed by the invention is provided with the plurality of electric brushes which are circumferentially arranged along the rotation direction; when one of the electric brushes is worn away, another electric brush can quickly rotate to a place in contact with the surface of a commutator by rotation of the third base; the carbon brushes are always in contact with the outer surface of the commutator, so that electric energy can be continuously conveyed to coils through the commutator. The invention also discloses a carbon brush assembly with the carbon brush component.

To provide a method for the manufacture of rod-shaped components with one or more functional elements from a thermoplastic resin material, the length of the rod-shaped components being optionally variable, it is proposed that the method comprise the steps of producing in an extrusion process a blank having dimensions corresponding substantially to the rod-shaped component, and reshaping a portion of the blank to create a prescribed cross-sectional change by means of agglomeration of material in this portion, thereby to form the component with a functional element, the portion being heated prior to or during the reshaping to a reshaping temperature lying between the glass transition point and the melting point or softening point of the resin material.

The present invention relates to a turbojet engine nacelle including an air inlet (3) arranged upstream from the turbojet engine, a middle section for surrounding a turbojet engine fan and the housing (6) thereof, and a downstream section, the middle section being produced from at least one aerostructure (51) capable of ensuring the external aerodynamic continuity of the nacelle, characterized in that said aerostructure is rigidly and removably connected to at least one surrounding stationary structure.

A diamond element, for example an insert for wire saws, is produced by means of a method that comprises the steps of: preparation of a starting mixture of metal dusts; plasticizing of the starting mixture by means of specific plastic additives; addition of diamond granules; injection moulding by means of MIM technology; removal of the plastic additives; sintering; and infiltration with a Cu/Ag eutectic alloy or another infiltrating alloy.

The invention discloses an air conditioner control method and system of an intermittent power supply railway vehicle. An air conditioner is controlled to be in a pre-working mode, a normal working mode and an energy-saving working mode under different conditions; in the pre-working mode, by setting and reaching a new target temperature, energy storage is achieved to the maximum extent during charging so as to maintain a comfort degree of a vehicle during subsequent operation, meanwhile, energy consumption of the air conditioner when the vehicle is not charged is reduced, and a capacity of an energy storage power supply for continuously providing necessary power for traction, braking and other key systems is prolonged; and according to available electric energy and different set thresholds,the air conditioner is in different energy-saving working modes, the necessary power supply capacity of the vehicle is further guaranteed, and meanwhile the comfort degree of passengers is guaranteed.

The invention discloses a resource distribution method and device and a storage medium, and belongs to the technical field of cloud computing. The method comprises the following steps: determining bidding information of a plurality of bidders requesting to acquire virtual resources; based on the bidding information of each bidder in the plurality of bidders, obtaining a target bidder from the plurality of bidders through a resource auction model, the target bidder being a bidder for maximizing social welfare, and the resource auction model being an auction mechanism for describing the maximization of social welfare; and allocating corresponding virtual resources to the target bidder. In the application, the resource auction model is an auction mechanism describing social welfare maximization, and the target bidder determined from the plurality of bidders through the resource auction model is the bidder enabling the social welfare maximization, so that the resource utilization rate is ensured. Meanwhile, as long as the bidder who needs to acquire the virtual resources has the chance to bid, the possibility that any bidder acquires the virtual resources is ensured, and cross-base-station sharing of the resources is realized.

Photo-sensitive element (10) for electro-optical sensors, comprising at least a photodiode (11) able to generate a current that is function of the incident light, a conversion circuit (40) able to convert the current generated into a voltage signal, a comparator (12) able to commute if the voltage signal reaches or exceeds a determinate threshold signal (23), and at least a measuring and memorization element (15, 33) able to measure and memorize the temporal instant of commutation of the comparator (12) and able to be driven by a reference signal (27) in order to render available to an output line (29) a signal estimating the incident light. The reference signal (27) is of the type that can be programmed from outside.

A connector comprising a cylindrically shaped socket and a plug that may be connected to the socket in a removable manner, in which a plurality of contacts are disposed being mounted in a contact block. It comprises a ring with ogive shaped parts (21) assembled in a membrane (22), the ogive shaped parts and the membrane being covered by a locking spring (25).

Photo-detector device for electro-optical sensors, comprising at least a detection and conversion circuit, or pixel (20), having at least a photo-sensitive reception mean (26) and a reset control terminal (11), which is able to drive an element to control the charge dissipation (23) of the photo-sensitive reception mean (26). The pixel (20) is able to convert the current generated by the photo-sensitive reception mean (26) into a voltage signal on a read-out terminal (28). The photo-detector device also comprises a circuit for controlling the reset voltage (40), able to generate a suitable input signal to the reset control terminal (11) by connecting it alternatively to a reset terminal (42) or to an external reference terminal (47), the input signal to said external reference terminal (47) is the type that can be programmed from outside. Furthermore, the circuit for controlling the reset voltage (40) can be shared between a subset of detection and control circuits (20).

The invention relates to a method for isolating at least one fluid-sample well provided in a test card for analysis, said test card comprising a plate (3) having at least one first main surface from which at least one channel, in communication with at least said well, extends, said first surface being covered by a membrane (17) provided with an adhesive (18) and covering said channel with a covering area (17i). The isolation method comprises a step of feeding a fluid sample into at least said well, and a step of isolating said well involving exerting force onto at least a portion of the covering area (17i) of the adhesive membrane (17) so as to ensure the movement of the adhesive within a sealing area for the sample well.