716results about How to "Avoid differences" patented technology

A locking system for mechanical joining of floorboards. For horizontal mechanical joining there is a projecting portion with a locking element which cooperates with a locking groove in an adjacent board. A tongue-and-groove joint for vertical mechanical joining has cooperating upper abutment surfaces and cooperating lower abutment surfaces which are essentially parallel with the principal plane of the floorboards and of which the lower abutment surfaces are positioned essentially outside the outer vertical plane, i.e. displaced relative to the upper abutment surfaces. The tongue is movable at an angle into the groove and the locking element is insertable into the locking groove by mutual angular movement of the boards about the joint edges.

The invention discloses a universal digital television middleware system, which comprises an interactive application presentation layer, a core service layer and a middleware adaptation layer. In order to realize intercommunication between application development and a platform system of each digital television manufacturer, digital television manufacturers successively launch digital television middleware products thereof. However, due to the absence of a uniform standard, the development difficulty is improved. In order to meet the requirements on digital television multi-hardware interfaces and customized products of the manufacturers and to shield the difference of the digital televisions, home gateway terminals and other products of the manufacturers on the hardware and operating systems, the universal digital television middleware system is provided. The system makes digital television application program-based development irrelevant to hardware lower layers and platforms, and can reduce the development difficulty of application programs and improve the efficiency by providing a universal API interface. Therefore, the application development becomes more simple and convenient, and the openness and portability of the products are stronger.

invention discloses a kit for a serum micro-ribonucleic acid and the application in the early diagnosing of hepatitis B thereof which belong to the technical field of biotechnological pharmaceutics. The invention provides the combination of the micro-ribonucleic acid used for estimating the physiological and/or pathological states of a normal person, a HBVer and a patient with hepatitis B; the combination comprises all the micro-ribonucleic acids which have differential expression in the serum/plasm of the normal person, the HBVer and the patient with hepatitis B and prepares a diagnosing kit which can be used for the early diagnosing of hepatitis B. The combination and the method can be used for the early detection and nondirective therapy of hepatitis B; besides, the combination and the method have the advantages of high specificity, high efficiency, high sensitivity, low detection cost, convenient material obtaining, and the like. Besides, the samples are easily stored.

The invention discloses a preparation process of inorganic salt hydrate phase-change energy-storage material, comprises the following steps that adding 40-60g inorganic salt particles and 3-5g overcooling- resistance agent in 100g water, stirring and mixing to prepare hydrating inorganic salt solution, adding 5-10g poly-sodium acrylate in the hydrating inorganic salt solution, and stirring and mixing to prepare viscous hydrating inorganic salt mixed solution. The preparation process of hydrating inorganic salt phase-change material which is provided by the invention is added with overcooling- resistance agent and poly-sodium acrylate in the preparation process, which can effectively avoid the hydrating inorganic salt phase-change material from generating the phenomenon of over-cooling and phase separation in the phase change process, and ensures hydrating inorganic salt phase-change material to keep uniformity after repeated circulating.

The invention provides a pancreatic cancer marker, and a detection method, a kit and a biochip thereof. The pancreatic cancer marker provided by the invention contains 36 kinds of micro ribonucleic acids which stably exist in the serum/plasma of a person receiving the test and can be detected. The invention also provides a kit and a biochip of tools or elements for detecting the pancreatic cancer marker. The combination, the method, the kit and the biochip provided by the invention can be used for auxiliary diagnosis and differential diagnosis of pancreatic cancers, predication of occurrence and recrudescence of disease complications, evaluation of the curative effect, screening of active ingredients of medicaments, evaluation of pesticide effectiveness and the like, and has the advantages of wide detection range, high sensitivity, low detection cost, readily available raw materials, easy storage of samples and the like; and the method is widely applied to work related to the general survey of pancreatic cancers, improves the specificity and sensitivity which are low in the single marker due to individual difference, obviously increases clinical detection rate of pancreatic cancers and becomes an effective method for early diagnosis of pancreatic cancers.

The invention relates to a marker for detecting colon and rectum cancer by utilizing 86 specific ribonucleic acids stably existing in the serum/plasma of a human body, as well as a method, a relevant kit and a biological chip for detecting the marker. The method can be used in the aspects of diagnosing and differentially diagnosing the colon and rectum cancer and predicting the generation and the recurrence of the complications of diseases, evaluating the curative effect, screening the active ingredients in drugs, evaluating the drug effect and the like, and has the advantages of wide detection pedigree, high sensitivity and low detection cost, material is convenient for obtainment, samples are easy to store and the like. The method can be widely used for generally surveying the colon and rectum cancer and relevant work and improving low specificity and low sensitivity which are brought by the individual difference difficultly and are difficult to overcome by the single marker, thereby obviously enhancing the clinical detection rate of the colon and rectum cancer and becoming an effective means for early diagnosing the colon and rectum cancer.

The present invention discloses a pixel circuit, a driving method thereof, a display panel and a display device. According to the present invention, before a light-emitting device emits light, an initialization module provides the signals at a reference signal end to the grid and the second pole of a driving transistor separately, provides a signal at a first voltage end to the first pole of the driving transistor, and is utilized to reset the grid and the first pole of the driving transistor separately, so that the difference caused by the parasitic capacitances of the grid and the first pole is avoided, and further the problem that due to the voltage jump, the threshold values are captured inconsistently, is avoided, and accordingly, the consistent brightness of a first frame after the high and low gray-scale switching can be guaranteed. Moreover, the second pole of the driving transistor is reset at the initialization stage of each frame, so that a large current flows through the driving transistor, and the threshold-voltage excursion of the driving transistor caused by the bias stress is forced to recover, and accordingly, a persistence of vision phenomenon is avoided.

A method for producing a profile specifying the correspondence relationship of values in different color spaces, includes a step of acquiring a first correspondence relationship that is a correspondence relationship of a plurality of ink amounts and color values, a step of acquiring a plurality of grid points that are a plurality of grid points in a predetermined color space and for which a relative relationship between the adjacent grid points is defined, a step of acquiring a second correspondence relationship that is a correspondence relationship of the plurality of grid points and color values, a step of acquiring a third correspondence relationship that is a correspondence relationship of the plurality of grid points and ink amounts based on the first correspondence relationship and the second correspondence relationship, and a step of producing a profile specifying the third correspondence relationship.

An embodiment of the present invention provides an individual user portraying method. The method comprises: based on a label rule library that comprises a label, an attribute, a derivation rule between the label and the attribute, and a logic level value of the derivation rule, detecting a behavior of a user, and applying various types of labels to the user; according to the number and/or timeliness of each type of label applied to the user within a period of time, the attribute derived from the label by using the derivation rule, and the logic strength value of the derivation rule, determining a reference value of each type of attribute derived from each type of label; comparing a reference value of one type of attribute derived from one type of label with a pre-determined threshold, and determining whether it can be determined that user attributes contain the one type of attribute, and if no, determining whether the one type of attribute can be determined together with other labels corresponding to the one type of attribute; and according to a determined user attribute, completing a user portrait. The present invention further provides an individual user portraying system. Precision of user portraits can be effectively improved.

In order to secure a path of insertion for an insertion rod 2 of an endoscope 1 and for transformation from a flexible structure to a rigid structure, a guide tube is constituted by a flexible double tube 13 having flexible inner and outer tubes 11 and 12 which are flexible in bending directions and fitted one on the other to define a hermetically closed space therebetween. Muscle members 14, each composed of a friction strip 15 and attached with a metal wire 16, are provided at predetermined angular positions between the inner and outer tubes. Dislodgements of the muscle members 14 from the respective angular positions are prevented by restraint rings 17. A suction tube 18 of a pump unit 19 is connected to the double tube 13 to evacuate a fluid from the closed space between the inner and outer tubes 11 and 12.

The invention relates to the technical field of medical equipment and particularly relates to a nucleic acid extractor. The nucleic acid extractor comprises a shell, a rack, a nucleic acid extracting module, a sample bin, a reagent region, a multi-pipette module and a single-pipette module, wherein a table board is arranged on the rack; the nucleic acid extracting module, the sample bin and the reagent region are arranged on the table board; the multi-pipette module and the single-pipette module are positioned above the table board; an X arm is arranged on the rack; a multi-pipette Y arm and a single-pipette Y arm are arranged on the X arm; the multi-pipette Y arm and the single-pipette Y arm slide along the X arm; the multi-pipette module is arranged on the multi-pipette Y arm and slides along the multi-pipette Y arm; the single-pipette module is arranged on the single-pipette Y arm and slides along the single-pipette Y arm. The invention provides the nucleic acid extractor which is simple in structure, capable of preventing cross contamination and small in difference.

In a power converter, a voltage command signal shifting part shifts a first duty command signal such that a first duty center value related to a voltage applied to a first set of windings is shifted downwards than an output center value of a possible duty range. The voltage command signal shifting part also shifts a second duty command signal such that a second duty center value related to a voltage applied to a second set of windings is shifted upwards than the output center value. First and second shift amounts of the first and second duty center values from the output center value are varied depending on amplitude. Accordingly, ripple current of a capacitor can be decreased, and a difference in heat loss between switching elements can be minimized.

The invention relates to a breast cancer detecting marker by utilizing 16 specific tiny ribonucleic acids steadily existing in blood serum and blood plasma of a human body as well as a detecting method, a kit and a biological chip thereof, and the detecting marker can be used in the aspects of diagnosis and differential diagnosis of breast cancer, occurrence and recurrence forecast as well as efficacy assessment of disease complications, screening and therapeutic evaluation of medicinal active ingredients and the like, and has the advantages of wide detection pedigree, high sensitivity and low detection cost, the materials are conveniently taken, the samples are easy to store and the like. The method can be widely used in related work such as breast cancer census, the defects of low specificity and low sensitivity caused by insuperable individual difference of a single marker can be improved and the clinical detectable rate of the breast cancer is notably improved, and is an effective mean of early breast cancer diagnosis.

The invention discloses an automatic performance test system and method of a mobile application based on an Http protocol. The system comprises a performance test main platform and a mobile proxy module running on terminal equipment, which are connected in sequence, wherein the performance test main platform comprises a Web website, a task scheduling module and an equipment management server which are sequentially connected; the equipment management server is connected with the mobile proxy module and the mobile proxy module maintains communication with the equipment management server by an XMPP protocol and is used for issuing test tasks and obtaining performance test data. According to the test system and method disclosed by the invention, automatic evaluation work of application system performance is intelligently carried out to help the user to quickly find and position corresponding bottleneck of the application system, so that the system and method have an important practical guiding value for guaranteeing that the server can stably provide services.

An object of the present invention is to provide a pneumatic tire having low rolling resistance and higher resistance against irregular wear. To achieve the above object, a pneumatic tire includes a tread portion comprising a plurality of block arrays each of which is constituted of a plurality of blocks that are partitioned by a plurality of main grooves extending in a circumferential direction of the tire and a plurality of lateral grooves crossing the main grooves, wherein at least one of the block arrays is provided with a thin rib that continuously extends in the circumferential direction of the tire in a central area of the block array as viewed in a width direction of the tire and is partitioned by two sipes extending in the circumferential direction of the tire, the depth of the sipes extending in the circumferential direction of the tire is 0.7 times or less of the depth of the lateral grooves.

A semiconductor device has a semiconductor substrate, an insulating film, a semiconductor element and a resistance element. The semiconductor substrate has a first trench. The insulating film covers an inner surface of the first trench. The semiconductor element has an electrode. The resistance element is electrically connected to the electrode to form a resistance to a current flowing through the electrode, and is arranged in the first trench with the insulating film therebetween. Thereby, the semiconductor device can have a resistance element that has a small footprint and can pass a large current with high reliability.

A control system is designed to use a plurality of voltage vectors expressing a switching mode for a switching circuit to thereby control a difference between a current actually flowing through a multiphase rotary machine and a command current value therefor within an allowable range. The plurality of voltage vectors include a zero vector that allows line-to-line voltages in the multiphase rotary machine to be all zero, and a plurality of non-zero vectors that allow at least one of line-to-line voltage in the multiphase rotary machine to be nonzero. A drive unit is configured to switch only one phase of the switching element for each shift of the switching mode to thereby shift, in accordance with a preset switching pattern, the switching mode from a specified one of the plurality of non-zero vectors to the specified one of the plurality of non-zero vectors via the zero vector.