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2022results about How to "Good quality" patented technology

Method for preparing insect repelling organic fertilizer

This invention discloses a method for manufacturing an insecticidal organic fertilizer. The fertilizer is composed of human or animal excrement, straw powder, tree leaves, wine lees, drug residues, sawdust, edible fungi residues, furfural residues, lime powder, fermentation agent, phosphorus- and potassium-leaching bacteria, tobacco powder, Ricinus communis leaf powder, Zanthoxylum cake powder, Datura and Strychnos nuxvomica. The fertilizer has such advantages as wide raw material resources, low cost, convenient usage, abundant nutrition, low fertilizer application amount, high efficiency, no toxicity, no pollution and no residues.
Owner:白会新 +1

Clock multiplier

A clock multiplier capable of modulating the duty cycle of the output clock comprises a first clock multiplication circuit, an inverter, a first low pass filter, a second low pass filter and an amplifier, the first multiplication clock being operative to multiply the frequency of an input clock, the inverter being operative to invert the input clock, the first low pass filter receiving the output clock of the inverter for being charged or discharged, the second low pass filter receiving the output clock of the first clock multiplication circuit for being charged or discharged, the amplifier being operative to compare the output voltages of the first low pass filter and the second low pass filter to perform a feedback control, so as to modulate the duty cycle of the output clock of the first multiplication clock to approach 50%.
Owner:INTEGRATED SILICON SOLUTION

Seed coating agent special for direct seeding rice

InactiveCN101310582AEfficiently regulate changes in moisture contentRegulating changes in moisture contentSeed coating/dressingDiseaseAdditive ingredient
The invention discloses a seed coating agent specially used for direct seeding rice, which is characterized in that the seed coating agent mainly contains the following ingredients by weight: 2 to 8 percent of super absorbent resin, 1 to 5 percent of oxygenates, 0.1 to 0.5 percent of sparrow and rat destruction agent , 0.5 to 2 percent of bactericide, 0.5 to 2 percent of pesticide, 0.02 to 0.2 percent of plant growth regulator, 3 to 10 percent of trace element fertilizer and the margin is special type mineral clay. The powder raw materials are crushed to more then 100 meshes and are mixed evenly, the mixture is coated on the surfaces of rice seeds by a seed-coating method for direct sowing, thus clay sacculus integrating 'a small water reservoir, a small oxygen reservoir, a small drug storage and a small fertilizer storage' are formed around the rice seeds and at the roots of seedlings; the seed coating agent has the effects of preserving and providing water, ventilating and providing oxygen, promoting seedling emergency, preventing diseases and killing pests, preventing mice and destructing sparrows, strengthening seedlings and roots and increasing production. The seed coating agent is also characterized by low dosage, low cost, simple and convenient operation, and the like, thereby being applicable to coating rice seeds which are directly sowed both on flooded paddy fields and dry paddy fields.
Owner:JIANGSU LIXIAHE REGION AGRI RES INST

PDA-based realization method for intelligent patrol of electric equipment

The invention relates to a PDA (personal digital assistant)-based realization method for intelligent patrol of electric equipment. The method is characterized by comprising the following steps: downloading patrol task information to a handheld PDA from an office PC (personal computer) by a patrol staff, patrolling predefined equipment patrol items one by one through an RFID (radio-frequency identification) electronic label by the handheld PDA during outdoor patrolling, and recording data content; after the patrol task is finished, submitting a patrol result to a server through a patrol management host. According to the method, the patrol quality of the electric field equipment can be improved, the problem of non in-place patrolling, missing patrolling, non on-time patrolling or the like is solved, the patrolling efficiency is improved, and the situations of low efficiency, high possibility of missing items and errors during manual reporting in the past are avoided.
Owner:STATE GRID CORP OF CHINA +2

Fingerprint recognition apparatus and method thereof of acquiring fingerprint data

A fingerprint recognition apparatus and a method thereof of acquiring fingerprint data are provided. The fingerprint recognition apparatus acquires a user's fingerprint image through a fingerprint sensor, extracts information regarding a fingerprint size, a fingerprint position, a degree of fingerprint contact and a condition of minutiae points, and displays a corresponding error message and guide information through a display unit to encourage a reinput of fingerprint, if determining that the extracted information is not within a predetermined range. As a result, the user is encouraged to input a best quality fingerprint to allow extraction of good print data for either fingerprint enrollment or authentication. The information provided to the user may practically include detailed error and guide information regarding the fingerprint size, a degree with which a fingerprint is pushed to a certain side, a degree of contact or humidity of a fingerprint.
Owner:UNIONCOMMUNITY

Children cognitive system based on augment reality technology and cognitive method

The invention discloses a children cognitive system based on augment reality technology and a cognitive method. The children cognitive system based on the augment reality technology comprises an image information input module, an image information matching module, a drawing model module and a voice recognition module. A set of recognition identifications are developed through interfaces of an ARToolkit augment reality development kit, a Microsoft Speech SDK voice recognition engine, a 3D max modeling tool and the like, and a children cognitive platform performs simple interaction with a virtual scene in a computer through voice recognition. Operations like moving, amplifying and contracting a model are achieved through OpenGL image processing technology and 3D modeling technology. The children cognitive system based on augment reality technology and the cognitive method have the advantages of being short in development cycle, good in maintenance, good in portability and easy to modify. In addition, a user can use the cognitive system based on augment reality technology and the cognitive method to write a literary handbook, good learning effect is achieved, and the cognitive platform which is strong in interaction is provided for a child to use an augment reality application system.
Owner:ALIGHT TECH CO LTD

Standard planting method of medicinal lycoris radiata

The invention discloses a normalized planting method of medicinal Lycoris radiate, which comprises the following steps: (1) breeding seed and sprout: reserving seed, (2) planting: selecting ground, grading, planting bed, sowing, breeding, managing sprout, (3) managing field: loosing ground, fertilizing, watering, draining, racking, trimming to remove bud, sealing soil to hibernate, (4) harvesting, grading to satisfy the standard number: GB / T18247.6-2000.
Owner:贵州芊芊园艺新技术发展公司

Coated controlled release fertilizer of degradable film prepared by reclaiming thermoplastic resin

ActiveCN1603288ATo achieve the purpose of precise controlled releaseFast agingFertiliser formsFertilizer mixturesPolystyrenePolymer chemistry
This invention relates to an envelope control release fertilizer and its production method that using heating fluidized-bed envelope technology. Exhausted thermoplastic resins are used and many filling materials are added, it is used in quick mass industrialized production. Polystyrene cellular resin and polyethylene pellicle resin are mixed as certain proportion set before, and certain proportion flour, corn powder and rubber powder are mixed and dissolved in mixed liquor perchlorethylene and dichloromethane. The liquor is uniformly sprayed to the pre-heated composite fertilizer, carbamide, lemery salt and other fertilizer particles through twin fluid atomization nozzle in heating fluidized-bed in order to form macromolecule polymer envelope that lubricity and densification and with different capabilities of breaking through of water. The liquor is recovered through special made condensation and compaction recovery plant. This production not only has good nutrition control and releasing capability and the nutrition control and releasing term can reach 1 to 12 months, but also the putamina residue in the soil can be degraded in short time, so it belongs to environment good control and releasing fertilizer.
Owner:SHANDONG AGRICULTURAL UNIVERSITY

Substrate processing apparatus, substrate processing method, and computer-readable storage medium

ActiveUS20100260936A1Good qualityExcellent unifoimity of the film thickness in the surfaceLiquid surface applicatorsSemiconductor/solid-state device manufacturingFree spaceProcess engineering
In a substrate processing apparatus, a film deposition device and a heat processing device to perform an anneal processing are airtightly connected to a vacuum conveying chamber, and a substrate rotating unit to cause a substrate to rotate around a vertical axis is provided in the vacuum conveying chamber. A control unit is arranged to stop a relative rotation of a plurality of reactive gas supplying units, a separating gas supplying unit and a table by a rotation device in the middle of a film deposition process of the substrate, cause a conveying unit to take out the substrate from a vacuum chamber, and output a control signal that causes a substrate rotating unit to change a direction of the substrate.
Owner:TOKYO ELECTRON LTD

Dynamic light modulation display control method and device of backlight source

ActiveCN108648700AIt is convenient to obtain the brightness diffusion coefficientAccurate and fast calculationStatic indicating devicesComputer scienceLight modulation
The invention provides a dynamic light modulation display control method and device of a backlight source. The method comprises that backlight statistical values of different backlight areas are determined according to the grayscale of an image to be displayed; segmental displacement is carried out according to the backlight statistical values to determine backlight set values; a backlight sourcediffusion and transmission parameter of a backlight module is obtained; according to the backlight source diffusion and transmission parameter and the backlight set values of the different backlight areas, the equivalent backlight brightness of each pixel point is calculated; a corresponding compensation image is calculated according to the equivalent backlight brightness of the different pixel points; and the backlight module is controlled to lighten the backlight source according to the backlight set values, and a liquid crystal panel is controlled to display images according to compensationimages. Thus, the backlight brightness is adjusted properly, the equivalent backlight of each pixel point is calculated accurately, the corresponding LCD compensation image is obtained, and a displayeffect the same with or even better than full backlight display can be realized.
Owner:BOE TECH GRP CO LTD +1

Environmentally-friendly plate for raising rice seedlings and rice seedling production method

InactiveCN101828490AReduce enclosed herbicide useReduce the use effectCultivating equipmentsSlagFermentation
The invention relates to an environmentally-friendly plate for raising rice seedlings and a rice seedling production method, which belong to a rice seedling raising medium and a production method. The plate contains the following raw materials in percentage by weight: 40 to 60 mesh crushed coin straw 60-80, industrial paper pulp processing waste slag liquid 15-25, and 40 to 60 mesh industrial fluidized bed furnace ground slag 5-15. The method comprises: material preparation, raw material crushing, fermentation, mixing, material drying, stirring, pulping, mold loading, compression molding, demoulding and drying. The plate and the production method have the advantages of reducing damages to vegetation, namely plough layer surface soil, solving the problem of difficult soil digging, developing and utilizing straw resources, realizing energy conservation and emission reduction, integrating the medium and the plate, replacing a seedling raising plate and being suitable for the standardization of mechanical sowing, mechanical planting and seedling raising.
Owner:李旭东 +2

Image stabilized digital imaging

An electronic device is disclosed, which includes an image sensor, an optics for forming an image on the image sensor, a detector for detecting a movement effect caused by an external source aimed to the device in connection with an imaging procedure and an optical image stabilizer unit arranged to actuate at least part of the said optics in order to compensate the detected movement effect caused by the external source. The actuation of the said optics is based on deformations arranged to take place in the optical image stabilizer unit. In addition the invention also relates to corresponding method, optical image stabilizer unit and program product for actuating the said unit.
Owner:NOKIA TECHNOLOGLES OY

Planting method of famous and precious Chinese herb medicine dendrobium officinale

InactiveCN103004421AConducive to accumulation of emissionsAccelerate evaporationHorticultureFertilizer mixturesPlant rootsEvaporation
The invention relates to a planting method of famous and precious Chinese herb medicine dendrobium officinale, and the method is characterized in that a cultivation bed of a plantation trough with an undulated bottom is established under a certain facility environment, multiple mixed organic matrixes mainly comprising pine bark are paved, a nondestructive planting technology for stretching tissue culture seedling roots is adopted, and scientific and reasonable dendrobium officinale planting method adopting comprehensive cultivation measures such as a photo and temperature control technology, a fertilizer control technology, an insect and harmful organism nuisanceless control technology and a sustainable harvesting technology is adopted in different growth seasons and for different plants according to the biological characteristics of the dendrobium officinale; and due to the adoption of the method, the ventilation, moisture evaporation and moistening functions of a plant root environment can be enhanced, and harmful substances influencing the growth of the plant can be eliminated in time, so that the plant can grow strong, active components are highly concentrated, the resistance is enhanced, a purpose of high yield and excellent quality can be realized, the high yield and stable yield of the dendrobium officinale can be guaranteed, the product quality is excellent, sustainability for harvesting the dendrobium officinale for multiple years can be realized, and super high yield of fresh products about 600kg per Mu every year can be realized after the method is put into production.
Owner:MAOMING HUISHENGYUAN BIOLOGICAL SCI & TECH

Seed coating agent for rapeseed

A coating agent for rape seed is prepared from assistant, chemical and water through proportionally mixing and stirring. Said assistant includes filming agent, surfactant, anti-freezing agent, penetrant, etc. Said chemical includes insecticide, bactericide, plant growth regulator, trace element, fertilizer, etc. Its advantage is high effect to prevent and eliminate diseases and pests and increaseyield.
Owner:ZHEJIANG UNIV

Method for preparing high boiling silicone oil by using organic silicon high boiling substances

The invention relates to a method for preparing high boiling silicone oil by using organic silicon high boiling substances, comprising hydrolyzation of alcohol and neutralization, wherein the organic silicon high boiling substances are hydrolyzed in the mixed liquid of alcohol and water and refluxed for 1-4 hours; nitrogen purging is carried out on the reactant, and then the reactant is added with hydrogen chloride dissolved in urea, zinc oxide and ammonium bicarbonate and in the system thereof. The invention integrally uses the organic silicon high boiling substances and lowers the chlorine content in silicon oil products, ensures the molecular weight and viscosity to be controllable and mass to be more stable; the usage of the neutralizing agent and latent solvent is reduced greatly, thus reducing the production cost; the process is simple and the industrial production is easy.
Owner:SHANDONG DONGYUE ORGANIC SILICON MATERIAL

Method for peeling almond or peach seed by freezing

The invention relates to a method for peeling an almond or a peach seed by freezing. The method comprises the following steps of: cleaning the almond or the peach seed; removing dust on the surface; soaking the almond or the peach seed in water to freeze at the lower temperature; quickly placing the frozen almond or peach seed into boiling water for heating; and taking the almond or the peach seed out, and quickly peeling the almond or the peach seed by using a machine to obtain the peeled almond or peach seed. In the method for peeling the almond or the peach seed by freezing, seed coats of the almond or the peach seed are peeled by a mechanical method and compared with the conventional technology, the method for peeling the almond or the peach seed by freezing improves peeling rate, the obtained almond or peach seed has better quality, and all the components are unmodified; and the method has the advantages of contributing to energy saving and environmental protection, satisfying the principle of sustainable development, along with no pollution, low energy consumption, and easy processing.
Owner:SHAANXI UNIV OF SCI & TECH

Multifunctional superfine powder rice seed coating agent

The multifunctional superfine powder rice seed coating agent is compounded with imidacloprid and other pesticide, Seedvax and other germicide, sodium nitrophenolate compound and other plant growth regulator, trace element fertilizer and other active components as well as compound filming agent chitosan and other non-active components, and through superfine grinding and other steps. It can form film automatically while being set in water and may be used for coating rice seed for raising seedling in water, raising seedling in dry land and direct seeding, with the weight ratio between the coating agent and the rice seed being 1 to 300-600. It can prevent diseases and pests of rice seedling for 50-65 days and promote rice seedling growth.
Owner:HUNAN AGRICULTURAL UNIV

Preparation method of silk fibroin/graphene oxide high-concentration blended aqueous solution

The invention relates to a preparation method of a silk fibroin / graphene oxide high-concentration blended aqueous solution. The preparation method comprises the following steps of 1, degumming silkworm cocoons, dissolving the degummed silkworm cocoons, carrying out solution dialysis to obtain a silk fibroin aqueous solution, concentrating the silk fibroin aqueous solution until a silk fibroin concentration is in a range of 10-30wt%, and taking out the concentrated silk fibroin aqueous solution, 2, blending a graphene oxide aqueous solution subjected to ultrasonic treatment and the concentrated silk fibroin aqueous solution according to a certain ratio, 3, adding a CaCl2 aqueous solution into the mixture obtained by the step 2 to adjust a calcium ion molar concentration to 0.15-0.3mol / L, and 4, sequentially carrying out concentration to obtain the silk fibroin / graphene oxide high-concentration blended aqueous solution having silk fibroin content of 50-58wt%. The preparation method has simple processes, can be operated easily and can prepare the silk fibroin / graphene oxide high-concentration blended aqueous solution. The silk fibroin / graphene oxide high-concentration blended aqueous solution can be used for dry spinning or film coating.
Owner:DONGHUA UNIV

Special-purpose slow release fertilizer for water-retention sprout-cultivation

The invention discloses a special fertilizer with medical fertilizer slowly released and water conserved for seedlings growth which is characterized in that the fertilizer mainly consists of the following ingredients according to weight propotion: 5-10 percent of super-absorbent resin, 8-20 percent of nitrogen (N), 5-12 percent of phosphorus pentoxide (P2O5), 3-7 percent of potassium oxide (K2O), 1-3 percent of zinc (Zn), 1-3 percent of ferrite (Fe), 1-5 percent of ingredients of boron, magnesium, molybdenum, manganese and copper, 0.2-2 percent of pesticide, 0.1-2 percent of fungicide, 0.001-0.01 percent of root growth promoting agent and 0.001-0.01 percent of dwarfing agent and the rest is adsorbent. The special fertilizer with medical fertilizer slowly released and water conserved for seedlings growth of the invention has functions of good water holding and supplying, slow releasing of medical fertilizer, seedlings and roots strengthening, elements applying and growth promotion, diseases prevention, insect disinfesting and production increasing, and is characterized by less dosage, low cost and convenient application, etc., and can be applied to rice seedlings dry raising, seedling raising on plastic trays and upland crops raising.
Owner:JIANGSU LIXIAHE REGION AGRI RES INST

Fast tissue culture reproducing method of actinidia eriantha

The invention discloses a fast tissue culture reproducing method of actinidia eriantha, belonging to the technical field of plant tissue culture. The method comprises the following steps: (1) tissue culture medium preparation; (2) explant selection and sterilization; (3) inducing culture; (4) proliferation culture; (5) rooting culture; (6) tissue culture plantlet acclimatization and transplant, and the like. The fast tissue culture reproducing method has high culture medium pertinence and good applicability, the inductivity of an initial sprout of an explant reaches more than 80 percent, the proliferation rate of a successive sprout reaches 2-7 times, the plantlet height can reach 2-5 centimeters for 20-30 days, the quality of tissue culture plantlets is enhanced, the rooting rate reachesmore than 95 percent, and the transplant survival rate reaches more than 95 percent. The invention can be popularized and applied to fruit tree plantlet enterprises.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Application of bdellovibrio to eliminating pathogen in freshwater product and culture water thereof

The present invention provides an application of a bdellovibrio eliminating pathogenic bacteria in freshwater products and its aquaculture water, especially fit for eliminating pathogenic bacteria carried before freshwater products eating or processing, by transportation process or its aquaculture water. Bdellovibrio concentrated solution is added in aquaculture water, before eating, processing or in the course of transportation, the concentration achieves 10<3>pfu / ml. When the method is applied in freshwater products processing or in the course before processed, or in the course of transportation and in aquaculture water, the concentrations of bdellovibrio telotroch are 10<5>-10<13> pfu / ml, 10<4>-10<12> pfu / ml and 10 <3>-10<7> pfu / ml respectively. The clearance ratios of the bdellovibrio are all above 99%. The invention is fit for the whole process from freshwater products cultivation to the process before eating. The method not only improving the safety factor of consumer raw eating freshwater products, protecting health of consumer, but also playing an important role in green processing production of freshwater products.
Owner:SOUTH CHINA UNIV OF TECH

Process for producing cigarette label by replacing large-area hot stamping with local dealuminization transfer

The invention discloses a process for producing a cigarette label by replacing large-area hot stamping with local dealuminization transfer. Currently, the large-area hot stamping cigarette label producing process has the problems of large equipment investment, high requirement on elasticity of a hot stamping film adhesive layer, difficulty in realization and the like. The invention adopts the technical scheme that the process for producing the cigarette label by replacing large-area hot stamping with local dealuminization transfer comprises procedures of coating a base film, carrying out laser die pressing, aluminizing, neatening the base film, printing a protection coating, dealuminizing and drying, carrying out fixed-length compound, carrying out transfer stripping, carrying out position slitting and carrying out printing application processing sequentially. The process is used for replacing a large-area hot stamping process, so that the realization difficulty of a large-area bottom hot stamping printing product is avoided. The process has high quality. Even a dot laser pattern can be realized. Meanwhile, the combination firmness of the pattern on paper is improved and the grade of the product is promoted. The investment level of equipment is reduced. The production cost is greatly reduced.
Owner:ZHEJIANG MINONG CENTURY GRP

Method for cultivating flammulina velutipes by using aquilaria-sinensis-chip edible mushroom culture medium

ActiveCN102668878AGood qualityThe mushroom body is as white as jadeHorticultureFertilizer mixturesChemistryEdible mushroom
The invention relates to the technical field of cultivation of flammulina velutipes, and particularly to a method for cultivating flammulina velutipes by using an aquilaria-sinensis-chip edible mushroom culture medium. The aquilaria-sinensis-chip edible mushroom culture medium used in the method is composed of the following raw materials in percentages by weight: 10-60% of aquilaria sinensis chips, 10-35% of rice bran, 0-60% of corncobs, 0-20% of cornmeal, 0-20% of cottonseed hulls, 0.5-1.5% of calcium carbonate, and 0.5-1% of quicklime. The method for cultivating flammulina velutipes by using the aquilaria-sinensis-chip edible mushroom culture medium comprises the following steps of: a, raw material treatment: accumulating the aquilaria sinensis chips outdoors for more than three months, wherein the aquilaria sinensis chips keeps wet by being regularly watered during the accumulation process; b, blending; c, bottling; d, sterilizing; e, inoculating; f, mycelium culture; g, mycelium stimulation; and h, fruiting culture management. The flammulina velutipes cultivated by the method disclosed by the invention is good in quality, high in productivity, high in single yield, high in biotransformation rate, rich in nutritive ingredients, very fragrant, sweet, fresh and tender, and has a healthcare function and a medicinal value.
Owner:广东香勤生物科技有限公司

Organic ecological substrate for rice industrialized seedling production and preparation method of organic ecological substrate

The invention belongs to the technical field of rice matrix seedling and discloses an organic ecological substrate for rice industrialized seedling production. The organic ecological substrate for rice industrialized seedling production comprises the following components in parts by mass: 20 to 40 parts of animal dung, 30 to 50 parts of organic waste, 15 to 30 parts of a conditioner, 20 to 40 parts of carbonized rice husk and 0.01 to 0.03 part of a microbial agent. The organic ecological substrate has high nutrient content and good seedling strengthening effect. The invention also provides a preparation method of the organic ecological substrate for rice industrialized seedling production.
Owner:ZUNYI NORMAL COLLEGE

Aerial high-voltage live cable insulation sheath stripping machine

The invention discloses an aerial high-voltage live cable insulation sheath stripping machine. The aerial high-voltage live cable insulation sheath stripping machine is composed of two micro motors, two gears, a C-shaped gear, a C-shaped transmission nut, a C-shaped rotating assembly, a first C-shaped sleeve, a second C-shaped sleeve, a clamping device, four telescopic assemblies, a rechargeable battery, a control device, a C-shaped thrust bearing, a C-shaped connecting nut, a connecting piece, an insulation rod, multiple first bolts and a remote controller. According to the aerial high-voltage live cable insulation sheath stripping machine, the two driving gears are adopted to be meshed with the C-shaped incomplete gear, so that continuous uniform rotation of the C-shaped rotating assembly which is fixedly connected with the C-shaped incomplete gear is achieved; two moving tool rests of the aerial high-voltage live cable insulation sheath stripping machine maintain a symmetric structure all the time under the effect of a V-shaped steel leaf spring, so that two multi-blade milling tools fixedly connected to the two moving tool rests achieve synchronous milling on an insulation sheath, the stripping speed is high, and the stripping quality is good; the aerial high-voltage live cable insulation sheath stripping machine is simple in structure, convenient to operate and applicable to earth potential operation by the adoption of the insulation rod, and air humidity and other weather conditions have little impact on operation.
Owner:KUNMING UNIV

Encoding method and decoding method for high sharpness video super strong compression

This invention discloses a high resolution video ultra strong compression coding / decoding method. Said method includes decomposition of input video and extracting character by small wave change, ordering, quantizing, compressing quantized result in frame and transmitting, separating object from image, predicting next frame, comparing predicted result with input video of next frame, removing same object to obtain residual signal to obtain higher compression ratio, said residual signal used as input video for next circulation. Said invention has higher compression ratio and safety.
Owner:BEIJING K CITY HIGH DEFINITION ELECTRONICS TECH

Nb-containing micro-alloyed high-carbon steel hot-rolled wire rod and manufacturing method thereof

The invention comprises an Nb-containing micro-alloyed high-carbon steel hot-rolled wire rod and a manufacturing method thereof. The invention belongs to the technical field of hot-rolled wire rods. The hot-rolled wire rod comprises the components of, by mass: 0.83-1.00% of C, 0.15-0.35% of Si, 0.6-0.9% of Mn, 0-0.50% of Cr, 0-0.15% of V, 0.01-0.20% of Nb, and balance of Fe. A converter is adopted; a double slag method is adopted; and high tensile carbon operation is adopted. Slag is blocked, and molten steel is tapped. Recarburization is carried out by using a low-nitrogen recarburizer. When steel is fetched from an LF refining station, an oxygen activity is controlled below 10ppm. In a refining final slag, a total amount of FeO and MnO is no higher than 3%. An inclusion modification treatment is carried out on a Ca-Si line. 160mm*160mm small billets are adopted. Terminal electromagnetic stirring is adopted in cooperation of a crystallizer. Full-protection and constant-pulling-speed casting is carried out by using a continuous casting machine. A reasonable secondary cooling system is adopted. An appropriate open rolling temperature is controlled, such that shrinkage cavity welding probability is increased. Pre-water-cooling and phase-transformation-strengthening cooling technology are applied for controlling tissue and performance. After aging, mechanical property tensile strength of the wire rod is higher than 1280MPa, and an area reduction is greater than 30%.
Owner:SHOUGANG CORPORATION

Method and Apparatus for Adaptively Determining a Bit Budget for Encoding Video Pictures

When for video coding Intra refresh is used, which inserts Intra coded blocks into previously Inter coded pictures, an efficiently adapted rate control method is required for error resilient video coding. A method for adaptively determining a bit budget for encoding video pictures comprises pre-analyzing each of the pictures of a group of pictures, wherein a relative complexity index is calculated for each picture, allocating bits to the pictures based on their relative complexity index and encoding each of the pictures with the allocated number of bits. The pre-analysis comprises selecting pictures for Intra refresh coding, extracting attention area information from the selected pictures, encoding at least the macroblocks of the attention area using Intra mode, calculating for each picture a complexity index, and calculating from the complexity indices of the pictures of the group a relative complexity index for each picture. Thus, a subjectively better video quality is achieved.
Owner:INTERDIGITAL CE PATENT HLDG
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