63results about How to "Reduced chance" patented technology

This invention relates to mobile communications technology, discloses communications network equipment in multi-user data multiplexing transmission methods and systems, a number of UE makes data reuse in the HS-PDSCH in a TTI, can reduce the processing burden and UE on the Node B Retransmission demand. This invention, the UE organization, in to group data issued after multiplexing, divided temporarily logo, into two parts, the first part of the group that UE logo, and the second part of each group said UE whether there is a data transmission; the group UE analysis the received H-RNTI only when there are data of their own transmissed they could receiver the suit able data from the shared access when there are such data the group UE with go farther to check whether the data is the retransmits one, it will receive it when it is ,if not, it won't receive it.

The invention relates to a packaging structure of an optical device, comprising a substrate, a light emitting element, a photosensitive element and a light shielding structure. The light emitting element is configured on and electrically connected with the substrate and is suitable for providing a light beam. The photosensitive element is configured on the substrate, is a chip size packaging element and is suitable for receiving a light beam reflected by an object. The light shielding structure is arranged around the photosensitive element.

The invention belongs to the field of water and gas treatment devices and particularly relates to a self-flushing and self-blowing water-gas two-purpose rotational flow filter, which is used for circulating water and gas treatment for factories of steel smelting, iron smelting, steel rolling and sintering and the like of a metallurgical enterprise, and is also used for the circulating water and gas treatment for industries of buildings, mining, electric power and the like. The self-flushing and self-blowing water-gas two-purpose rotational flow filter comprises a cylinder body comprising three parts including a separating filtering cavity, a water drainage cavity and a dirt storage cavity; the separating filtering cavity is provided with an inlet pipe; the water drainage cavity is provided with an outlet pipe; the lower part of the dirt storage cavity is provided with a dirt discharge valve; and an inverted-conical filtering net is arranged between the separating filtering cavity and the water drainage cavity. The self-flushing and self-blowing water-gas two-purpose rotational flow filter has the characteristics of being simple in structure, reasonable in design, strong in adaptability, not easy to be plugged, reliable in running, and simple and convenient to maintain.

The invention provides a novel coronavirus nucleic acid and mutant gene detection kit based on a fluorescent quantitative PCR technology and application of the kit. The kit is mainly used for detecting the S gene mutation type N501Y on the basis of the fluorescent quantitative PCR technology. A target gene can be detected by using primers as shown in SEQ ID No.10 and SEQ ID No.11 and a probe with a base sequence as shown in SEQ ID No.12. The sensitivity reaches 30 copies per milliliter, the specificity is good, and the kit has very positive significance on the detection of novel coronavirus.

The invention discloses a method for sterilizing sewage by hydrogen peroxide-titanium dioxide photocatalysis and adopts the titanium dioxide photocatalysis and hydrogen peroxide to treat the sewage. The invention adds H2O2 to a TiO2UV system to form a H2O2-supported TiO2 photocatalysis system; the reaction of the hydrogen peroxide and the negatively charged electron consumes the electron in the reaction, thus reducing the chance of compound with cavities and remarkably improving the photocatalysis reaction efficiency. The proposal of the invention remarkably reduces the investment and operation cost of the ultra violet sterilization of the sewage, overcomes the defects of instability of UV sterilization technical effect and photoreactivation of microorganisms, develops the application of the UV sterilization technique in the sewage treatment and strengthens the decomposition of non-degradable organic pollutant, thus being a promising sewage treatment method.

The present invention relates to a micro strip reflecting array antenna, in particular to a micro strip array antenna with low across polarized level, which comprises: a grounding plate; a reflecting plate having an upper surface which is distributed with a plurality of micro strip antenna units, and each micro strip antenna unit is provided with an inner ring and an outer ring; a plurality of supporting units for making the reflecting plate positioned above the grounding plate, and a signal emitting unit which is positioned above the reflecting plate. Wherein, the outer ring size of each micro strip antenna unit is determined according the position of the outer ring on the upper surface of the reflecting plate; the outer ring diameter of each micro strip antenna unit has a certain ration relation with the inner ring diameter of the micro strip antenna unit; and the outer ring and the inner ring are both provided with at least a groove.

The invention discloses a residence information management method and device based on a block chain, a server and a storage medium, and belongs to the network technology field. The method is characterized by combining the residence information management and a block chain technology, and when a request of a user for inputting the residence information is obtained, if the residence registration isthe residence registration in a house renting form, obtaining a house renting electronic contract of the user through an intelligent contract on a block chain; obtaining an approval result obtained based on the residence information and the house renting electronic contract; and generating a first block based on the approval result, and adding the first block into the block chain, the first blockbeing used for storing the user identifier and the residence information of the user, and the corresponding approval result. According to the method, the house renting electronic contract of the useris obtained through the intelligent contract on the block chain, so that the possibility of artificially tampering or counterfeiting the contract is reduced, and the authenticity of the house rentingelectronic contract can be ensured.

The bearing ring blank production method includes the following procedures: smelting molten steel, centrifugal casting pipe, stress annealing, blanking ring to be rolled, stripping inner diameter and outer diameter of ring, checking quality of intermediate blank, medium frequency heating, hot-rolling ring and forming, spheroidal annealing, ball-blasting, checking ring quality, soaking the finished ring blank in oil and putting in storage.

The invention belongs to the technical field of cooking machinery and relates to flour paste soup preparation equipment for a dining hall. Flour forms a scattered form, but not a dough form by utilizing a common effect of a propelling spiral and comb teeth; cold water in a flour paste stirring tank body rotates and flows, and moves up and down under the action of a flour paste stirring paddle, and flour is easily dissolved in the water. Boiled water in a cooking tank body rotates and flows, and moves up and down under the action of a cooking tank stirring paddle; flour paste is slowly poured into the boiled water and cooked flour paste soup is mixed very uniformly. By adopting the flour paste soup preparation equipment for the dining hall, the flour can be effectively dissolved and dough is not formed; the required concentration and viscosity of the flour paste soup are kept and the mouthfeel is enhanced; the waste of grains is avoided; an electric heater is utilized so that the flour paste soup preparation equipment is clean; coal firing or wood firing is avoided so that air pollution is avoided, and energy saving and environment protection are realized.

The embodiment of the invention discloses a water purification and fire extinguishing system, relates to the technical field of hydraulics, and solves the problem of space waste of the conventional fire extinguishing and purification system. The water purification and fire extinguishing system disclosed by the embodiment of the invention comprises a high-pressure pump set, wherein the water inlet of the high-pressure pump set is connected to a water source; the water purification and fire extinguishing system further comprises a reverse osmosis water purification device and a fire extinguishing pipeline mounted in a protection zone; the water outlet of the high-pressure pump set is connected to both the reverse osmosis water purification device and the fire extinguishing pipeline through a high-pressure changeover valve. The water purification and fire extinguishing system disclosed by the embodiment of the invention is mainly applied to the technical field of firefighting and hydraulics, such as a system for purifying water and extinguishing a fire simultaneously through hydraulic pressure.

The invention discloses a remote automatic checking device for the coal quantity of a coal yard, which belongs to the technical field of thermal power plant coal quantity management, and comprises a scanning device, an electric rotating mechanism, an integral control system, a communication system and remote automatic checking software. The scanning device is a three-dimensional laser scanner and is fixedly mounted above a coal yard through the electric rotating mechanism; the scanning device and the electric rotating mechanism are both electrically connected with the integral control system, and the integral control system executes commands of the remote automatic checking software. A digital model of a coal yard material pile is established in combination with special technologies such as bulk material measurement, space positioning, zoning calculation and regional checking, the establishment of the material pile digital model provides latest material yard working condition information for an unmanned material piling and taking operation system module, and a bucket wheel machine is guided to complete rapid, stable and accurate material piling and taking operation. The problems that manual checking precision is low, single checking time is long, cost is high, and the coal quantity of a coal yard cannot be checked at any time are solved.

The invention relates to a method and system for guiding mobile personnel and equipment to avoid disaster. The method comprises the following steps that: (1), a mobile monitoring device presets a disaster-avoiding pre-arranged plan; (2), each monitored position is matched with an area position code and a disaster-avoiding pre-arranged plan activation code, and broadcasting is carried out, wherein the disaster-avoiding pre-arranged plan activation codes are determined according to disaster situations and different destruction caused by different types of disasters respectively corresponds to different pre-arranged plan activation codes or pre-arranged plan activation code combinations; (3), the mobile monitoring device monitors the area position codes and the disaster-avoiding pre-arranged plan activation codes in real time; and if the monitored area position code and disaster-avoiding pre-arranged plan activation code point to the current mobile monitoring device, position information of the mobile monitoring device is stored for updating according to the current area position code and the pre-arranged disaster-avoiding plan is activated by using the disaster-avoiding pre-arranged plan activation code; and otherwise, the information is neglected and real-time monitoring is carried out continuously. With the method and the system, the concrete position of the user holding the mobile monitoring device can be determined accurately, thereby carrying out disaster avoiding guiding based on the determination.

The embodiment of the invention provides a coding and decoding method of a nonvolatile memory and a storage system. The coding and decoding method comprises: determining a BCH check bit according to an effective data bit, a BCH code is generated, the length of the effective data bit is 1028 bytes, and the length of the BCH check bit is 8 bytes; determining a cyclic redundancy check (CRC) check bitaccording to the BCH code, and generating a CRC code, the CRC check bit having a length of 8 bytes; Determining a low-density parity check (LDPC) check bit according to the CRC code, and generating an LDPC code of which the cyclic size is 232 bits; and respectively carrying out BCH decoding processing, LDPC decoding processing and CRC decoding processing on the coded data. According to the methodprovided by the embodiment of the invention, 16 bytes originally needing to be subjected to zero padding are fully utilized to carry out BCH and CRC coding, so that the correction efficiency of LDPCis ensured, the probability of occurrence of a wrong floor is reduced, and the bit error rate of data storage is reduced.

The invention discloses an electronic accounting operation system and method thereof which mainly comprises, first, in respect of current day's shipment checking number and / or allowing number inputted to each material suppliers, the manufacturer end summarizing data from external, e.g. an ERP system and input the data to an accounting management module, which creating report forms and storing into database after processing, the next day, the material supplier end can search online the report forms such as the checking, allowing condition, and can draw an invoice on that same day according to the report form data. Summarizing and providing the real time information based on the report forms data will not only facilitate the management of accounting staff, but also make it possible to draw a same invoice on the same day with respect to multiple items of data of allowing and checking.

The invention provides use of genes dtrA and dtr B of a two-component system for improving the heat sensitivity of strains and UV radiation resistance.. The invention further provides a utilizing method of the genes dtrA and dtr B of the two-component system, and the utilizing method comprises the following steps of: cloning genes dtrA and dtr B of the two-component system, wherein sequences of the genes of the two-component system are shown as SEQ ID NO:1 and SEQ ID NO:2; and further constructing deltadtrA and deltadtrB mutant strains with heat sensitivity and UV (Ultra Violet) radiation resistance. The function of the genes dtrA and dtr B of the two-component system for improving the heat sensitivity of strains and UV radiation resistance can be utilized in fermenting industry and cosmetic industry for production of UV radiation resistance products, and the genes dtrA and dtr B of the two-component system are good in application prospect.

Embodiments of the invention disclose an authenticity verification method and device for electronic equipment. A first server for authenticity verification receives a verification request sent by electronic equipment, and determines an authenticity verification result of the electronic equipment; a verification code corresponding to the verification request is generated and fed back to the electronic equipment, for enabling the electronic equipment to output the verification code and indicating a user to send the verification code to indication information of a predetermined communication object of a third party communication platform, and a second server corresponding to the predetermined communication object of the third party communication platform forwards the verification code to the first server; after receiving the verification code, the first server feeds back the authenticity verification result to the second server, for enabling the second server to push the authenticity verification result to the user through the predetermined communication object. In the authenticity verification method of the scheme, the forging opportunity of the verification client software can be effectively reduced, and the purpose of improving the authenticity verification reliability and guaranteeing the reliability of the verification client software is achieved.

The invention relates to the technical field of biomedical examination, in particular to a kit for detecting gene methylation of cervical cells based on a fluorescent quantitative PCR technology and an application. According to the invention, whether a sample has canceration or not is judged by detecting the methylation level of promoter regions of an SOX1 gene, a PAX1 gene and an MSC gene in the sample. The kit is convenient and simple to operate, high in detection sensitivity and good in specificity, and has very positive significance in detection of cervical cancer.

The invention discloses a semiconductor assembly and a manufacturing method thereof. The semiconductor assembly comprises a silicon substrate, a first passivation layer, and a second passivation layer. The silicon substrate comprises a plurality of silicon through-vias and a plurality of conductive columns. The first passivation layer comprises a flat portion and an annular portion. The height of the annular portion is lower than the height of the top surface of the conductive column. The second passivation layer is covered on the first passivation layer. The height of the second passivation layer is lower than the height of the annular portion of the first passivation layer. Through arranging the first passivation layer and the second passivation layer on the back surface of the silicon substrate, after etching, the first passivation layer still wraps the back surface of the silicon substrate, reducing possibility that the first passivation layer is etched too deep and extends to the back surface of the silicon substrate, so as to reduce circuit short circuit risk of a semiconductor assembly finished product and improve manufacturing yield rate.

The invention discloses a touch panel for preventing the Moire effect. The touch panel comprises a light-transmitting substrate layer. A first induction electrode layer is arranged on the lower portion of the light-transmitting substrate layer. A second induction electrode layer is arranged on the upper portion of the light-transmitting substrate layer. A metal grid layer is arranged on the upperportion of the second induction electrode layer. Enclosure fastening belts are arranged on the outer sides of the light-transmitting substrate layer, the first induction electrode layer, the second induction electrode layer and the metal grid layer together. The invention further discloses the touch panel capable of preventing the Moire effect and the manufacturing method of the touch panel. The manufacturing method comprises the following steps of first metal grid processing, second metal grid processing, electrode plate assembling, enclosure structure preprocessing and enclosure structure sleeving. The touch panel capable of preventing the Moire effect has the beneficial effects that the enclosure fastening belt is additionally arranged on the outer side of the electrode plate formed after the metal grid layer is connected with each layer. The electrode plate is integrally bonded on the inner ring surface of the enclosure fastening belt, so that the dislocation of each layer caused by falling off of bonding parts between the layers is avoided.

The invention discloses a device and a method for manufacturing an optical fiber prefabrication rod mandrel and relates to manufacturing of the optical fiber prefabrication rod mandrel, in particular to the device and the method for manufacturing the optical fiber prefabrication rod mandrel through axial vapor deposition (VAD). The mandrel manufactured by the method can grow more uniformly along the axial direction and the core bag ratio fluctuates slightly. The device comprises a spherical reaction cavity, an exhaust pipeline, an upper cavity, a first blow lamp, a second blow lamp and a third blow lamp, a revolving shaft 5 and a suspension rod; and the upper cavity is provided with an air supplement port. During the preparation of a powder mandrel, a quartz glass target rod is arranged on the suspension rod, and then the suspension rod is placed in the reaction cavity, and hydrogen and oxygen are introduced into the blow lamp and then are ignited in the reaction cavity to produce oxyhydrogen flame. Then the raw material air, such as SiCl4, GeCl4 and the like is fed into the oxyhydrogen flame through the blow lamp, and is subjected to hydrolysis reaction; and SiO2, and GeO2 powdergenerated through oxidation is deposited at the lower end of the target rod due to thermophoresis movement. Simultaneously, the target rod is rotated and is lifted upward to ensure that the powder isdeposited at the lower end of the target rod to form a cylindrical powder mandrel with a core layer and an optical cladding.

A combining method of a composite substrate comprises the following steps of placing a first substrate and a second substrate in the body of a combining device; cleaning a first combining surface of the first substrate and a second combining surface of the second substrate in the body; conveying the first substrate and the second substrate to a converting chamber, overturning the second substratein the converting chamber; conveying the first substrate and the overturned second substrate to a pressing chamber so that the first combining surface faces the second combining surface; performing activating processing on the first combining surface and the second combining surface; and making the first substrate and the second substrate get close to each other so that the first combining surfaceand the second combining surface contact each other for forming the composite substrate. Therefore, in-line cleaning is performed in the body, thereby reducing adhesion of pollution particles on thefirst combining surface and the second combining surface and preventing a cavity defect of the composite substrate.

The invention discloses a method for synthesizing doxorubicin-coupled targeting polypeptide. The method comprises the following steps that S1, resin peptide NH2-A<1>-A<2>-...-A<n>-Cys(Trt)-Resin is prepared; S2, a polypeptide fragment NH2-A<1>-A<2>-...-A<n>-Cys-COOH is prepared from the resin peptide in the step S1; S3, an intermediate doxorubicin-Mal is prepared; S4, a NH2-A<1>-A<2>-...-A<n>-Cys(doxorubicin)-COOH crude product is prepared from the polypeptide fragment in the step S1 and doxorubicin-Mal in the step S3; and S5, a NH2-A<1>-A<2>-...-A<n>-Cys(doxorubicin)-COOH pure product is prepared. By-products can be greatly reduced, the reactive site is specific, and the yield is high.

The invention discloses a semiconductor assembly and a manufacturing method thereof. The semiconductor assembly comprises a silicon substrate, a first passivation layer, and a second passivation layer. The silicon substrate comprises a plurality of silicon through-vias and a plurality of conductive columns. The first passivation layer comprises a flat portion and an annular portion. The height of the annular portion is lower than the height of the top surface of the conductive column. The second passivation layer is covered on the first passivation layer. The height of the second passivation layer is lower than the height of the annular portion of the first passivation layer. Through arranging the first passivation layer and the second passivation layer on the back surface of the silicon substrate, after etching, the first passivation layer still wraps the back surface of the silicon substrate, reducing possibility that the first passivation layer is etched too deep and extends to the back surface of the silicon substrate, so as to reduce circuit short circuit risk of a semiconductor assembly finished product and improve manufacturing yield rate.