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4368results about How to "Increase production cost" patented technology

Method and apparatus for interleaved processing of direct and indirect texture coordinates in a graphics system

InactiveUS7002591B1Efficient implementationIncrease in texture mapping hardware complexityCathode-ray tube indicators3D-image renderingPattern recognitionProcessing
A graphics system including a custom graphics and audio processor produces exciting 2D and 3D graphics and surround sound. The system includes a graphics and audio processor including a 3D graphics pipeline and an audio digital signal processor. The graphics pipeline renders and prepares images for display at least in part in response to polygon vertex attribute data and texel color data stored as a texture images in an associated memory. An efficient texturing pipeline arrangement achieves a relatively low chip-footprint by utilizing a single texture coordinate / data processing unit that interleaves the processing of logical direct and indirect texture coordinate data and a texture lookup data feedback path for “recirculating” indirect texture lookup data retrieved from a single texture retrieval unit back to the texture coordinate / data processing unit. Versatile indirect texture referencing is achieved by using the same texture coordinate / data processing unit to transform the recirculated texture lookup data into offsets that may be added to the texture coordinates of a direct texture lookup. A generalized indirect texture API function is provided that supports defining at least four indirect texture referencing operations and allows for selectively associating one of at least eight different texture images with each indirect texture defined. Retrieved indirect texture lookup data is processed as multi-bit binary data triplets of three, four, five, or eight bits. The data triplets are multiplied by a 3×2 texture coordinate offset matrix before being optionally combined with regular non-indirect coordinate data or coordinate data from a previous cycle / stage of processing. Values of the offset matrix elements are variable and may be dynamically defined for each cycle / stage using selected constants. Two additional variable matrix configurations are also defined containing element values obtained from current direct texture coordinates. Circuitry for optionally biasing and scaling retrieved texture data is also provided.
Owner:NINTENDO CO LTD

Acicular calcite and aragonite calcium carbonate

The present invention relates to a calcium carbonate composition having both calcite and aragonite crystalline morphology. More particularly, the present invention relates to an acicular calcite and an acicular aragonite product and a method for the production of the same and the use of such as fillers, additives and modifiers of consumer and commercial products such as toothpaste, paper, plastics and sealants. The acicular calcite / aragonite composition of the present invention provides a balance of properties such as sheet bulk, strength, stiffness, and sizing, when employed as a filler for paper. As a coating pigment, the acicular calcite / aragonite product of the present invention provides gloss characteristics suitable for dull and matte grades of low gloss coated paper. Upon further processing such as milling, grinding, or other means of comminution, the resulting product provides gloss characteristics suitable for high gloss coated paper. For paint formulations, the acicular calcite / aragonite composition of the present invention provides properties such as low sheen and high contrast ratio. As an additive in polymers, the acicular calcite / aragonite product of the present invention imparts reinforcing properties, rigidity, and impact strength, including sealant applications.
Owner:MINERALS TECH

Method for extracting rose essence oil and rose absolute by water vapor water distillation technology

The invention discloses a method of extracting rose essential oil and rose pure dew, using the distillation technique in the water vapor. The method includes the steps: (1) the roses are fed into a distillation kettle; (2) deionized water is added to the distillation kettle; (3) non-iodine salt is added to the distillation kettle; (4) the coiled pipe is opened to supply steam and heat the distillation kettle; (5) the condenser is opened to supply cooled water; the cooled oil water is mixed with steam; (6) the oil water mixture cooled by the condenser is guided into an oil water separator for the oil water separation; (7) the water layer separated by the oil water separator flows back to the distillation kettle to have repeated distillation; when the repeated distillation is finished, the repeated flow valve is closed and the collector valve is opened to collect the water layer so that the rose pure dew is obtained; (8) when the oil and water are divided into layers, the oil water separator is opened to collect the water layer so that the rose essential oil is obtained; (9) water is released and the waste slag is discharged. The method of extracting the rose essential oil and the rose pure dew has the advantages of high stability of the products, high content of the active composition, simple operation, easy mastery and low production cost.
Owner:浙江景和旅游产业发展有限公司

Method for smelting ultra-low carbon steel

The invention provides a method for melting ultra-low carbon steel. The method adopts a desulfuration of molten iron-converter-RH-continuous casting process, wherein a sulfur content in the molten iron is 0.002%-0.006% after desulphurization; converter smelting controls oxygen blowing time, an oxygen gun flow, a bottom-blowing intensity and a smelting period, adopts slag-stopping tapping, steel tapping with a content of C being 0.06%-0.08% and with a temperature of 1650-1680 DEG C, and an oxygen content in the molten iron is 0.03%-0.05%; an RH adopts forced decarburization with a highest vacuum degree of 67-100 MPa and decarburization time of 15-27 min, and a carbon content in the molten iron is 0.0010%-0.0020% and a dissolved oxygen content in the molten iron is 0.025%-0.040% after the decarburization; the molten iron is recycled for 3-5 min after deoxidation by adding aluminium and recycled for another 3-5 min after adding other alloys; a nitrogen content in the molten iron is 0.0015%-0.0035%, and the temperature is 1590-1640 DEG C; and killed steel treatment is carried out for 10-30 min. The method adopts converter tapping with a high carbon and low oxygen content, can use less or not use slag modified agents during the tapping process, accelerates the production rhythm, makes the molten steel cleaner, and reduces the production cost.
Owner:ANGANG STEEL CO LTD
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