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107results about How to "Eliminate spot" patented technology

LED (Light-Emitting Diode) lamp tube with large light flux and large light-emitting angle and manufacturing method thereof

InactiveCN103438378AImprove system reliability and system repair abilityReduce manufacturing costPoint-like light sourceElectric circuit arrangementsColor temperatureLight flux
The invention relates to an LED (Light-Emitting Diode) lamp tube with large light flux and a large light-emitting angle. The LED lamp tube is provided with an insulated connecting sleeve which introduces a power supply to the electricity supply part of a COMMB-LED light source assembly and the heat dissipating and transferring aluminum profile support frame part of a V-shaped structure; the combined body of the heat dissipating and transferring aluminum profile of the V-shaped structure and the COMMB-LED light source assembly is arranged in a glass lamp tube. The LED lamp tube is characterized in that the heat conducting and transferring aluminum profile of the V-shaped structure is arranged in the glass lamp tube of the LED lamp tube along the length direction of the lamp tube; the COMMB-LED light source assembly is arranged on two symmetrical inclined surfaces of the heat conducting and transferring aluminum profile of the V-shaped structure and closely contact with the heat conducting and transferring aluminum profile in an adhering way; both ends of the lamp tube is provided with constant current power supplies; a diffusion membrane or a fluorescent powder adhesive tape which realizes light uniformity, different color temperature and color developing indexes is arranged on the inner wall of the glass tube positioned in the light-emitting direction of the COMMB-LED light source assembly.
Owner:彭雯

High-resolution synthetic aperture radar image linear building detecting method based on marked watershed algorithm

InactiveCN104715474AGuaranteed accuracyAccurate detectionImage analysisAlgorithmCross-entropy method
The invention provides a high-resolution synthetic aperture radar image linear building detecting method based on a marked watershed algorithm. An original edge enhancement image is obtained through a canny edge detection algorithm; through a two-dimension minimum Tsallis cross entropy method and second-order Butterworth low-pass filtering, impurities and noise points of the image are filtered out, and noise interference is effectively avoided; a morphological algorithm is used, the fact that effective area information is not lost is guaranteed, meanwhile, some fuzzy areas or connected areas can be separated, and the integrity and the consistency of building detecting are guaranteed; computing of a connected domain is combined, invalid targets and information of non-noise points can be eliminated, and the foreground marker of the marked watershed algorithm is located accurately; the filtered image is subjected to the marked watershed algorithm, an obtained boundary image is used as the background marker of the marked watershed algorithm, and the integrity of the building boundary information is guaranteed; and the original edge enhancement image is modified through an H-minima technology and morphology reconstitution, so that a local minimum value only exists at the positions of the foreground marker and the background marker, the phenomenon of building over-segmentation is removed, and a linear building in the high-resolution synthetic aperture radar image can be detected accurately.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Package structure and package method of blue-light LED flip chip

The invention discloses a package structure and package method of a blue-light LED flip chip. The package structure comprises a substrate, a chip, a fluorescent powder adhesive layer and white reflection adhesive layers, wherein the chip is inversely arranged on the substrate, the fluorescent powder adhesive layer covers the top surface of the chip, and the reflection adhesive layers encircle the periphery of the chip. The package method comprises the following steps of 1) fixedly welding a plurality of chips on the substrate, wherein the chips are arranged in a matrix way; 2) coating gaps among the chips with the white reflection adhesive layers, wherein the heights of reflection adhesives are flush with the heights of the chips; 3) covering the top surfaces of the chips and the top surfaces of the reflection adhesives with the fluorescent powder adhesive layer; and 4) cutting an LED lamp panel to a plurality of LED lamps after the fluorescent powder adhesive layer is cured. The white reflection adhesives encircle the periphery of the blue-light LED flip chip, only the top surface of the whole chip is reserved, the top surface of the chip is coated with the fluorescent powder adhesive layer, fluorescent powder in the adhesive layer is uniform in distribution, uniform given-out light of the LED lamps is ensured, and a light spot is eliminated.
Owner:SHENZHEN CRYSTAL PORCELAIN PHOTOELECTRIC CO LTD

Luminescence structure assembly for mobile terminal, and mobile terminal

The invention discloses a luminescence structure assembly for a mobile terminal. The luminescence structure assembly comprises a light source array arranged in a mobile terminal housing and a transparent structure body. A light guide assembly is also arranged between the light source array and the transparent structure body. The light guide assembly comprises a light shielding film, a light guide plate and a diffusion sheet which are successively connected, wherein the light shielding film is provided with multiple light transmitting holes. Light emitted by the light source array successively passes through the light shielding film, the light guide plate and the diffusion sheet and then is incident to the transparent structure body. The invention also discloses a mobile terminal comprising the luminescence structure assembly. According to the invention, the light guide assembly is also arranged between the light source array and the transparent structure body. The light emitted by the light source array is subjected to light shielding and diffusion processing and is then incident to the transparent structure body, such that light source light spots are eliminated, and light emitted from the transparent structure body is enabled to be uniformly distributed.
Owner:HUIZHOU TCL MOBILE COMM CO LTD

Bagged weight-losing and slimming tea and making method thereof

InactiveCN106333010ASolve the oneness problemLow pricePre-extraction tea treatmentBiologySpleen
The invention provides a bagged weight-losing and slimming tea. The bagged weight-losing and slimming tea is prepared from, by weight, 15-25 parts of astragalus roots, 10-16 parts of codonopsis pilosula, 10-15 parts of rose, 10-16 parts of honeysuckle, 10-15 parts of sweet-scented osmanthus, 5-9 parts of roselle, 10-18 parts of German chamomile, 8-12 parts of hawthorn fruits, 8-16 parts of lotus leaves, 12-18 parts of cassia seeds, 5-9 parts of dried lemon and 5-9 parts of green tea. The invention further provides a preparation method of the bagged weight-losing and slimming tea. The problem of medicine and tea integration is solved, the medicine exists in the tea, and the bagged tea can be drunk during treatment, is not needed to be decocted, is simple and convenient, can be carried for usage during a business trip or travel and is low in price and good in popularization. The bagged weight-losing and slimming tea is ingenious in collocation, the components are reasonable, and the bagged weight-losing and slimming tea having the effects of benefiting qi, securing the exterior, inducing diuresis, tonifying spleen, relaxing bowels, lowering lipid, improving eyesight, caring the skin, protecting the skin, slimming and reducing fat is provided for people losing weight and slimming for meeting the aesthetic need.
Owner:FOSHAN QIANYU TECH CO LTD

Feature beautifying and skin nourishing rose tea bags and preparation method thereof

The present invention provides feature beautifying and skin nourishing rose tea bags. The feature beautifying and skin nourishing rose tea bags consist of the following raw materials in parts by weight: 10-15 parts of roses, 10-15 parts of fructus rosae, 6-12 parts of roselle, 3-6 parts of mints, 3-6 parts of chamomilia, 6-9 parts of Chinese wolfberry fruits, 3-5 parts of dried lemons and 6-10 parts of green tea. The present invention also provides a preparation method of the feature beautifying and skin nourishing rose tea bags. The feature beautifying and skin nourishing rose tea bags are clever in matching and reasonable in composition, and the preparation method provides people who love beauty with the tea drink which can supplement liver and tonify blood, regulate qi and blood, stimulate spleen and harmonize stomach, whiten skin, smooth nerves, refresh and benefit minds, and relieve fatigues. The products are prepared by using the roses, fructus rosae and roselle as basis, combining the mints, chamomilia, Chinese wolfberry fruits, dried lemons and green tea as accessory materials, and finely selecting purely natural plants as the raw materials, the tea bags are medicinally and edibly homogenous, scientific in recipe, prepared by a modern biotechnology, obvious in effects, sealed and packaged by filtering paper bags in a consumption, easy to use, and free of side effects in a long-term consumption.
Owner:FOSHAN QIANYU TECH CO LTD
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