32results about How to "Tightly designed" patented technology

Structure of F-RAM cells are described. The F-RAM cell include a contact extending through a first dielectric layer on a surface of a substrate. A barrier structure is formed over the contact by depositing and patterning a barrier layer. A second dielectric layer is deposited over the patterned barrier layer and planarized to expose a top surface of the barrier structure. A ferro-stack is deposited and patterned over the barrier structure to form a ferroelectric capacitor. A bottom electrode of the ferroelectric capacitor is electrically coupled to the diffusion region of the MOS transistor through the barrier structure. The barrier layer is conductive so that a bottom electrode of the ferroelectric capacitor is electrically coupled to the contact through the barrier structure. In one embodiment, patterning barrier layer comprises concurrently forming a local interconnect (LI) on a top surface of the first dielectric layer.

The invention discloses a multi-parameter airborne LiDAR system error automatic calibration method, and relates to the technical field of airborne LiDAR system error calibration. The multi-parameter airborne LiDAR system error automatic calibration method comprises the steps of acquiring flight path data of a flight strip A and a flight stripe B; respectively performing flight path fitting by adopting a least square method, respectively performing interpolation on flight path lines, and determining flight path data of laser foot points; determining a ranging value and a scanning angle of the laser foot points of the flight stripe A and a ranging value and a scanning angle of the laser foot points of the flight stripe B; determining a closest homonymous point set by adopting a iterative closest point method; selecting a calibration model according to calibration parameters; building an error equation according to the calibration model, building a coefficient matrix and a constant term, and determining final calibration values of three placement angles by adopting least square adjustment; and determining a calibration value of the flight path data according to the final calibration values of the three placement angles. According to the method, calibration is performed directly based on original point cloud data, the original point cloud data is not required to be interpolated into regular grid data or line features or surface features are not required to be extracted in advance, and the calibration accuracy is higher.

Non-volatile memory cells including complimentary metal-oxide-semiconductor transistors and embedded ferroelectric capacitor and methods of forming the same are described. In one embodiment, the method includes forming on a surface of a substrate a gate level including a gate stack of a MOS transistor, a first dielectric layer overlying the MOS transistor and a first contact extending through the first dielectric layer from a top surface thereof to a diffusion region of the MOS transistor. A local interconnect (LI) layer is deposited over the top surface of the first dielectric layer and the first contact, a ferro stack including a bottom electrode, a top electrode and ferroelectric layer there between deposited over the LI layer, and the ferro stack and the LI layer patterned to form a ferroelectric capacitor and a LI through which the bottom electrode is electrically coupled to the diffusion region of the MOS transistor.

Methods of forming F-RAM cells are described. The method includes forming a contact extending through a first dielectric layer on a surface of a substrate. A barrier structure is formed over the contact by depositing and patterning a barrier layer. A second dielectric layer is deposited over the patterned barrier layer and planarized to expose a top surface of the barrier structure. A ferro-stack is deposited and patterned over the barrier structure to form a ferroelectric capacitor. A bottom electrode of the ferroelectric capacitor is electrically coupled to the diffusion region of the MOS transistor through the barrier structure. The barrier layer is conductive so that a bottom electrode of the ferroelectric capacitor is electrically coupled to the contact through the barrier structure. In one embodiment, patterning barrier layer comprises concurrently forming a local interconnect (LI) on a top surface of the first dielectric layer.

A wafer-level bonding method for fabricating wafer level camera lenses is disclosed. The method includes: providing a lens wafer including lenses arranged in an array and a sensor wafer including sensors arranged in an array; measuring and analyzing an FFL of each lens to obtain a corresponding FFL compensation value for each lens; forming a thin transparent film (TTF) on each sensor of the sensor wafer, and the thickness of TTF is determined by the FFL compensation value of the corresponding lens; aligning and bonding the lens wafer with the sensor wafer having TTFs formed thereon. Since the focal length of each lens is adjusted to compensate the FFL of the lens by adding a TTF of transparent optical material with an index of refraction that is similar to the index of refraction of the sensor cover glass, the FFL variation of each camera lens can be reduced.

The invention discloses a deformation prevention method for large-scale stainless-steel tank wallboard construction under high temperature environments. The method is characterized in that the methodincludes the following steps: a, a step of deformation prevention during the making of steel plates of tank wallboards; b, a step of deformation prevention during the welding operation of the tank wallboards; and c, a step of the arrangement of expansion rings for tank jacking. The characteristics of the method are that the wallboard welding under high temperature, high humidity and blown sand environments has longer stress release time than usual welding. The advantages of the method are that welding technologies are rigorous in measure design, and deformation prevention for tank wallboard construction is rigorous; welding stress release modes can be successfully buffered after tank wallboard welding construction is finished; welding deformation caused by releasing can be avoided; weldingquality of the tank wallboards is good, which passes the inspection standards of an American ASME standard and a Saudi Arabia SABIC standard which are in mutual combination and supplement and wins praises of owners; and relevant experience on deformation prevention for tank wallboard construction of petrochemical tanks can be accumulated.

The invention relates to a packaging structure of an air conditioner and an installation method thereof, and belongs to the technical field of household electric appliances packaging. The packaging structure comprises an outer packaging box and an inner packaging box, wherein the inner packaging box comprises a packaging part for a water receiving box under the air conditioner, a packaging part for a main body of the air conditioner in the middle and a packaging part for accessories on the upper part; the packaging part for the water receiving box under the air conditioner comprises a base support and water receiving box foam A and B; a concave step is arranged inside the water receiving box foam A and B respectively; both ends of the water receiving box of the air conditioner are extruded and placed on the concave step; the packaging part for the main body of the air conditioner comprises bottom foam of the main body of the air conditioner and front and back foam A and B of the air conditioner; upper arc-shaped notches at the lower middle part of the front and back foam A and B are respectively connected with an arc-shaped convex handle of the water receiving box of the air conditioner in an embedded manner; and the main body of the air conditioner is placed on the bottom foam of the main body of the air conditioner. Moreover, the invention also comprises the installation method. The packaging structure has the beneficial effect that the structure is used for packaging three parts of the water receiving tank of the air conditioner, the main body of the air conditioner and the accessories, so that the product is prevented from being damaged during the transportation process.

The invention discloses a welding method for a bottom plate of a large stainless steel tank under a high-temperature environment. The welding method is characterized by comprising the following stepsthat a, center plates are welded, short weld joints are welded firstly, then long weld joints are welded, and initial layer welding is conducted through a subsection welding, subsection reversing welding or skip welding method; b, edge plates are welded; c, fillet welding joints of wall plates and the bottom plate are welded; and d, contraction joints are welded, wherein the steps are set according to the welding sequence. The welding method for the bottom plate of the large stainless steel tank under the high-temperature environment has the characteristic that under the high-temperature, high-humidity and blown sand environment, the stress releasing time of bottom plate welding is longer than that of usual bottom plate welding, welding technical measures are rigorous in design and high inoperability, welding stress releasing after welding construction of the bottom plate of the tank is completed is successfully buffered, welding deformation caused after releasing is avoided, the welding quality of the bottom plate of the tank is good, and the welding method smoothly passes the inspection standard that the ASME standard and the SABIC standard are mutually combined and complemented, wins owner praises and accumulates the relevant manufacturing experience of the petrochemical tank.

A semiconductor power device includes an n-type drift layer, a plurality of first p-doped regions, a plurality of n-doped regions, a plurality of second p-doped regions, a gate dielectric layer, a gate electrode, an interlayer dielectric layer and a plurality of source contacts. Each first p-doped region includes a first p-doped portion and a plurality of first p-doped arms extending outwards from the first p-doped portion. Each n-doped region includes an n-doped portion and a plurality of n-doped arms extending outwards from the n-doped portion.

A wafer-level bonding method for fabricating wafer level camera lenses is disclosed. The method includes: providing a lens wafer including lenses arranged in an array and a sensor wafer including sensors arranged in an array; measuring and analyzing an FFL of each lens to obtain a corresponding FFL compensation value for each lens; forming a thin transparent film (TTF) on each sensor of the sensor wafer, and the thickness of TTF is determined by the FFL compensation value of the corresponding lens; aligning and bonding the lens wafer with the sensor wafer having TTFs formed thereon. Since the focal length of each lens is adjusted to compensate the FFL of the lens by adding a TTF of transparent optical material with an index of refraction that is similar to the index of refraction of the sensor cover glass, the FFL variation of each camera lens can be reduced.

Non-volatile memory cells including complimentary metal-oxide-semiconductor transistors and embedded ferroelectric capacitor and methods of forming the same are described. In one embodiment, the method includes forming on a surface of a substrate a gate level including a gate stack of a MOS transistor, a first dielectric layer overlying the MOS transistor and a first contact extending through the first dielectric layer from a top surface thereof to a diffusion region of the MOS transistor. A local interconnect (LI) layer is deposited over the top surface of the first dielectric layer and the first contact, a ferro stack including a bottom electrode, a top electrode and ferroelectric layer there between deposited over the LI layer, and the ferro stack and the LI layer patterned to form a ferroelectric capacitor and a LI through which the bottom electrode is electrically coupled to the diffusion region of the MOS transistor.

The invention provides a medicament for treating herpes zoster and preparation method of medicament. The medicament comprises the following raw materials in parts by weight: 1500-3500 parts of edible original white vinegar, 20-30 parts of zanthoxylum bungeanum, 20-30 parts of cortex pseudolaricis, 5-10 parts of lytta vesicatoria, 10-15 parts of artemisia apiacea, 10-15 parts of borneol and 5-10 parts of realgar. By virtue of scientific collocation of the Chinese herbal plants, the medicament serves as an externally-applied medicament for treating herpes zoster, and is safe and free of side effects.

A vision-based state estimation framework to estimate the state of an underwater remotely operated vehicle (ROV) used for inspection of an underwater structure, for example, a nuclear reactor pressure vessel. The framework employs an external overhead, pan-tilt-zoom (PTZ) camera as the primary sensing modality and incorporates prior knowledge of the geometry of the structure.

Structure and method of fabrication of F-RAM cells are described. The F-RAM cell include ferroelectric capacitors forming over and with a pre-patterned barrier structure which has a planarized / chemically and / or mechanically polished top surface. The pre-patterned barrier structure includes multiple oxygen barriers having a structure of a bottom electrode layer over an oxygen barrier layer. The bottom electrode layer forms at least a part of the bottom electrode of the ferroelectric capacitor formed thereon.

A single-sensor double-frequency output resonant circuit comprises a single sensor and an auxiliary resonant circuit which are connected, wherein the single sensor is formed by connecting a sensor equivalent inductor L and a sensor equivalent resistor R in series; the auxiliary resonant circuit is formed by connecting a resonant inductor L1 and a resonant capacitor C1 in series and then connecting the resonant inductor L1 and the resonant capacitor C1 with a resonant capacitor C2 in parallel. The designing method of parameters of the single-sensor double-frequency output resonant circuit includes the steps that first, the topological structure of the resonant circuit is determined, and then, according to the impedance characteristics of the resonant circuit, a resonance angular frequency equation of the resonant circuit is built, and the resonant circuit parameters are obtained. The single-sensor double-frequency output resonant circuit is simple in structure, all the parameters are designed totally according to deduction of mathematical logical relations without any additionally-added man-made supposed constraint, no computational items are ignored, the parameters are designed strictly, the circuit resonant frequency determined by the parameters is clear and accurate, the energy utilization rate of a double-frequency output induction heating power source is increased, the selectable frequency range of the double-frequency output resonant circuit is also correspondingly widened, and the double-frequency output performance of the resonant circuit is improved.

The invention discloses a welding method for large-scale stainless-steel tank wallboards under high temperature environments. The welding method is characterized in that the method includes the following steps arranged according to welding orders: a, a step of the welding of vertical weld seams of tank wallboards; b, a step of the welding of transverse weld seams of the tank wallboards; and c, a step of the welding of at the T-shaped ports of the tank wallboards. The characteristics of the method are that the wallboard welding under high temperature, high humidity and blown sand environments has longer stress release time than usual welding. The advantages of the method are that welding technologies are rigorous in measure design and operationality is strong; welding stress release modes can be successfully buffered after tank wallboard welding construction is finished; welding deformation caused by releasing can be avoided; welding quality of the tank wallboards is good, which passesthe inspection standards of an American ASME standard and a Saudi Arabia SABIC standard which are in mutual combination and supplement and wins praises of owners; and relevant manufacturing experienceof petrochemical tanks can be accumulated.

The invention discloses a sintering machine-based replacement method for a cylinder support roller bearing. After the protection is cut off, a top bracket is installed under the cylinder, a jack is installed between the top bracket and the cylinder, and then the support roller bearing is removed. Lift the oil pipe above the seat, the side end cover and the upper end cover. The height of the supporting wheel should be measured well. The outer ring of the bearing is separated from the inner circle of the lower base. After the height is enough, pass the channel steel through the supporting shaft and start to cut it off. The outer ring and cage of the bearing are made of copper, it is best to use electric welding, and do a good job of protection to avoid damage to the inner circle of the base; after the bearing is installed, clean the bearing until it is clean, including the inner circle of the base, then tighten the lock nut and screw Lift the jack, take out the channel steel, and then unscrew the jack, measure the data, and start to reinstall the upper cover after confirming all the data. The side end cover can only be reinstalled until it is fully filled with oil. The method is strictly designed, and the construction is carried out according to the steps of the method, so that the replacement efficiency of the cylindrical support wheel bearing is high, and the structure is complete, and the sintering efficiency is improved.

An anti-deformation method of a base plate of a large-sized stainless steel tank in a high-temperature environment is characterized by comprising the following steps that a, before edge plates are welded, in order to reduce angle deformation of a butt weld seam, an anti-deformation portal clamp is adopted after assembling spot welding, wherein the portal clamp comprises right-angled-n-shaped smallportal frames (1) and a right-angled-n-shaped large portal frame (2); and b, in order to prevent welding deformation generated during welding of the inner side and outer side of a large-fillet weld seam of a tank bottom, before welding, rigid fixation must be conducted on the inner side and the outer side with a fixture or a tank wall assembling clamp, wherein the fixture comprises a first clamping plate (6) and a second clamping plate (8). The anti-deformation method of the base plate of the large-sized stainless steel tank in the high-temperature environment has the advantages that the feature that for base plate welding in the high-temperature, high-humidity and windy-sandy environments, the stress release time is longer than that of general welding is achieved; it is avoided that welding deformation is caused after stress release, the welding quality of the base plate of the tank is good, and the base plate smoothly passes the mutually combined and mutually complemented inspectionstandards of the ASME standards and the SABIC standards, the base plate of the tank is praised by an owner, and relevant manufacturing experience of petrochemical tanks is accumulated.

The invention discloses a novel drying chamber body sealing structure which comprises a shell, a drying chamber body contained in the shell, an air cylinder sealing structure arranged above the drying chamber body and an electric hoist structure used for conveying workpieces, and an opening is formed in the top of the drying chamber body. According to the novel drying chamber body sealing structure,the design of automatic cylinder sealing is adopted, the structure is reliable, the sealing effect is good, and the operation energy consumption is low.

The invention discloses a six-row high-speed four-sealed-surface particle packing machine. The machine comprises a servo main transmission mechanism, a filling mechanism, sealing mechanisms, a shearing mechanism and a discharge device; the main transmission mechanism is connected with the filling mechanism; the filling mechanism is arranged between the sealing mechanisms; and the shearing mechanism and the discharge device are arranged in discharge ports of the sealing mechanisms in sequence. The six-row high-speed four-sealed-surface particle packing machine is mainly applied to particle packing at present. The packing machine is seriously cleaned in each replacement of packing varieties according to the GMP; and the cleaning is performed according to stated cleaning regulations, so thatno pollution risk is generated in the product production and cleaning process; the machine is compact in design, and adopts multi-servo single transmission; each transmission mechanism is relatively and independently separated in a modular manner, so that the transmission precision is improved; and each part and material contact parts can be flexibly disassembled for quick interchanging, cleaningand disinfection, so that the effectiveness and the stability of cleaning procedures are guaranteed, the production efficiency is improved, and the medicine requirements are guaranteed.

A single-sensor double-frequency output resonant circuit comprises a single sensor and an auxiliary resonant circuit which are connected, wherein the single sensor is formed by connecting a sensor equivalent inductor L and a sensor equivalent resistor R in series; the auxiliary resonant circuit is formed by connecting a resonant inductor L1 and a resonant capacitor C1 in series and then connecting the resonant inductor L1 and the resonant capacitor C1 with a resonant capacitor C2 in parallel. The designing method of parameters of the single-sensor double-frequency output resonant circuit includes the steps that first, the topological structure of the resonant circuit is determined, and then, according to the impedance characteristics of the resonant circuit, a resonance angular frequency equation of the resonant circuit is built, and the resonant circuit parameters are obtained. The single-sensor double-frequency output resonant circuit is simple in structure, all the parameters are designed totally according to deduction of mathematical logical relations without any additionally-added man-made supposed constraint, no computational items are ignored, the parameters are designed strictly, the circuit resonant frequency determined by the parameters is clear and accurate, the energy utilization rate of a double-frequency output induction heating power source is increased, the selectable frequency range of the double-frequency output resonant circuit is also correspondingly widened, and the double-frequency output performance of the resonant circuit is improved.

The invention relates to the field of biological detection, in particular to circRNA, a kit and application of a diagnostic molecular marker for idiopathic optic neuritis. The present invention adopts circRNA chip detection to obtain abnormally expressed cerebrospinal fluid circRNAs expression profile, and uses qRT-PCR method for verification, and has strict design and mature evaluation system. It is the first time to discover hsa_circ_0007503 in cerebrospinal fluid as an important biological detection index. The detection index is minimally invasive and cheap, and can be widely used in clinical detection to solve the problems of long clinical diagnosis time, cumbersome process, high cost and low sensitivity of idiopathic optic neuritis . It provides new ideas for the diagnosis of idiopathic optic neuritis, and at the same time provides a new direction for improving the pathogenesis and therapeutic targets of idiopathic optic neuritis.

The invention establishes a circRNA expression profile for a patient with craniosynostosis, provides, provides serum circRNA marker hsa_circ_0001788 for the patient with craniosynostosis, discloses diagnostic value of hsa_circ_0001788 of serum for craniosynostosis, applies the marker herein to prepare a diagnostic kit for the patient with craniosynostosis, and provides supporting for clinical early discovery and treatment of the patient with craniosynostosis. Serum circRNA has good stability, degradation difficulty and the other advantage, has high value in auxiliary diagnosis, and is easy toclinically popularize and use. A circRNA chip is used herein to carry out detecting to obtain disease-specific and abnormally-expressed serum circRNA expression profiles; verifying is performed by means of qRT-PCR; a strict design and evaluation system is provided. It is discovered for the first time that the marker hsa_circ_0001788 in serum is an important biological detection index which causesminimal invasion and has low cost and which is applicable to clinical detection; the marker hsa_circ_0001788 is important to the clinical early diagnosis and differential diagnosis of craniosynostosis; a new idea is provided for the diagnosis of craniosynostosis in molecular level, and it is expected that early diagnostic rate of craniosynostosis is increased.

Structure and method of fabrication of F-RAM cells are described. The F-RAM cell include ferroelectric capacitors forming over and with a pre-patterned barrier structure which has a planarized / chemically and / or mechanically polished top surface. The pre-patterned barrier structure includes multiple oxygen barriers having a structure of a bottom electrode layer over an oxygen barrier layer. The bottom electrode layer forms at least a part of the bottom electrode of the ferroelectric capacitor formed thereon.

The invention discloses a wind energy driven led lamp for children. The wind energy driven led lamp for children comprises a fixing part, an illuminating part, a wind energy driving device, a wind energy driving circuit and a plurality of light emitting diodes (led), wherein the fixing part comprises a bottom and a clamping part; the clamping part is clamped at the rear parts of arms of clothes and the back of the clothes of a child when used; the illuminating part is connected to the top of the clamping part; the wind energy driving device comprises at least one blade, pressing blocks, magnets, compression springs and inductors L; the blades are hinged to the side surfaces of the pressing blocks; the pressing blocks are connected to the bottoms of the blades; each compression spring sleeves the bottom of the corresponding pressing block; each magnet sleeves the corresponding inductor L and is fixed on the corresponding compression spring; and the light emitting diodes (led) are connected to the surfaces of the blades. The led illuminating lamp disclosed by the invention can be directly clamped at the rear parts of the arms of the clothes and the back of the clothes of the child, therefore, action and playing of the child at night are facilitated, hands of the child are freed up finally, and safety of the child who walks and plays at night is guaranteed.

A vision-based state estimation framework to estimate the state of an underwater remotely operated vehicle (ROV) used for inspection of an underwater structure, for example, a nuclear reactor pressure vessel. The framework employs an external overhead, pan-tilt-zoom (PTZ) camera as the primary sensing modality and incorporates prior knowledge of the geometry of the structure.

A radial-flow water wheel generator set comprises a drive mechanism, a speed governing mechanism, a water wheel hoisting mechanism and a control mechanism; the water wheel is sheathed on a principal axis, the principal axis is fixedly connected with the bull wheel of the water wheel hoisting mechanism in a concentric way, the drive axis of the water wheel hoisting mechanism is fixedly connected with a clutch by an axis-coupler, and connected with the axis of the generators by a planet gear accelerator and a hydraulic stepless speed governor; the speed governing mechanism has the functions of coarse governing and fine governing, the coarse governing is implemented by connecting a left spoiler and a right spoiler to the front end of a swing axis, and inserting the swing axis into the axis sleeve on the rack of the spoilers, and the fine governing is implemented by adopting the hydraulic stepless speed governor, arranging slideways capable of hoisting on two ends of the walking beams of the water wheel hoisting mechanism to be fixedly connected with the machine frame, arranging four walking beams respectively on the bottom faces of two ends of the left walking beam and the right walking beam correspondingly, arranging four hydraulic cylinders below the left walking beam and the right walking beam correspondingly, and connecting the piston connecting rod top of the hydraulic cylinders with the jacking of the walking beams. The invention is scientific in design, compact in structure, simple in construction and low in cost, is suitable for electricity generation in rural and mountainous areas.

The invention relates to a packaging structure of an air conditioner and an installation method thereof, and belongs to the technical field of household electric appliances packaging. The packaging structure comprises an outer packaging box and an inner packaging box, wherein the inner packaging box comprises a packaging part for a water receiving box under the air conditioner, a packaging part for a main body of the air conditioner in the middle and a packaging part for accessories on the upper part; the packaging part for the water receiving box under the air conditioner comprises a base support and water receiving box foam A and B; a concave step is arranged inside the water receiving box foam A and B respectively; both ends of the water receiving box of the air conditioner are extruded and placed on the concave step; the packaging part for the main body of the air conditioner comprises bottom foam of the main body of the air conditioner and front and back foam A and B of the air conditioner; upper arc-shaped notches at the lower middle part of the front and back foam A and B are respectively connected with an arc-shaped convex handle of the water receiving box of the air conditioner in an embedded manner; and the main body of the air conditioner is placed on the bottom foam of the main body of the air conditioner. Moreover, the invention also comprises the installation method. The packaging structure has the beneficial effect that the structure is used for packaging three parts of the water receiving tank of the air conditioner, the main body of the air conditioner and the accessories, so that the product is prevented from being damaged during the transportation process.