33results about How to "Reduce the amount of change" patented technology

The invention provides an organic light-emitting diode (LED) pixel circuit and a display device. The organic LED pixel circuit comprises an organic LED, a drive transistor and a resistor, wherein the organic LED is driven to emit light by the source drain current of the drive transistor; the resistor is coupled to a source electrode of the drive transistor, and is used for restraining the change of the source drain current through changing the voltage of the drive transistor when the strength of the source drain current is changed. According to the organic LED pixel circuit and the display device, the resistor is additionally arranged on the source electrode of the drive transistor in the organic LED pixel circuit, so that the voltage of the drive transistor can be changed along with the drift of the current Id, and is fed back to the drive transistor, thereby, the variation of the current Id is reduced, and the condition that a display effect is changed because of current drift is improved.

The invention provides a pixel circuit, a liquid-crystal device and an electronic device. The pixel circuit that is connected with a scanning line and a data line includes a first transistor of which a gate electrode is connected with the scanning line and one of a source electrode and a drain electrode is connected with the data line, a second transistor of which a gate electrode is connected with the scanning line, one of a source electrode and a drain electrode is connected with the first transistor, and the other one of the source electrode and the drain electrode is connected with a first node, an auxiliary capacitor connected with a node at which the first transistor and the second transistor are connected to each other, a pixel electrode connected with the first node, a counter electrode opposed to the pixel electrode, liquid crystal held between the pixel electrode and the counter electrode, and a holding capacitor connected with the first node.

The invention discloses an array substrate, a display panel and a display device and belongs to the display technology field. A display area and a non-display area are included. The display area comprises a plurality of gate lines which are extended along a first direction and a plurality of data lines which are extended along a second direction. The array substrate comprises at least one segmentof special-shaped edge. The non-display area comprises a plurality of shifting registers. The shifting registers comprise a plurality of transistors. The plurality of transistors comprise sensitive transistors and non-sensitive transistors. The plurality of shifting registers comprise at least one first shifting register. The first shifting register is adjacent to the special-shaped edge. In the first shifting register, the channel direction of at least one sensitive transistor is parallel to the first direction or the second direction, and the channel direction of at least one non-sensitive transistor is intersected with the first direction and the second direction. Compared with the prior art, the uniformity of the thickness of the array substrate corresponding to a part of the non-display area where the first shifting register is located can be improved, and display quality is increased.

The invention provides a VoIP steganography method based on optimum similarity matching, and belongs to the technical field of safety communication. The VoIP steganography method is suitable for covert communication with VoIP serving as a carrier. The method includes the pre-agreement step, the covert information embedding step and the covert information extracting step. Based on the basic principle that the larger the similarity between the embedded covert information and the carrier is, the smaller the distortion generated in the steganography process is, multiple heuristic modulation is conducted on covert information in advance with the increase of the similarity as guide, a covert information mode with the optimum similarity to the carrier is finally selected for information hiding, the variation of the carrier is greatly reduced, and the sensory quality of the VoIP is effectively maintained; in addition, the method is unrelated to a specific voice encoder, suitable for all encoders capable of being applied to the VoIP and good in universality.

In a control apparatus of a vehicular drive system, a charging / discharging-restricted shift control apparatus makes a determination to perform a shift in a shifting portion such that less power is charged to a power storage device or discharged from a power storage device when charging or discharging of the power storage device is restricted than when charging or discharging of the power storage device is not restricted.

The invention provides a screen display regulation method which is applied to electronic equipment. The method comprises the steps that whether or not a viewer enables a screen display regulation function is detected; after it is detected that the viewer enables the screen display regulation function, instantaneous movement information of the electronic equipment is obtained; according to the instantaneous movement information, the display mode of a display screen current display object is regulated. The invention further provides a screen display regulation system. The screen display regulation method and system are capable of effectively avoiding the phenomenon that an angle difference between the viewing sight and the display object is caused by uncertain movement such as shaking or rotating when the viewer holds the electronic equipment in hand, and therefore the visual fatigue is relieved.

The invention discloses a composite type eccentric one-cone bit and belongs to the technical field of drilling devices for oil and gas, mine engineering, building foundation engineering construction, geology, hydrology and the like. The composite type eccentric one-cone bit comprises a bit body, a roller, a cone and a cone front fixed cutting structure, wherein cone cutting teeth are distributed on the cone, fixed cutting teeth are distributed on the cone front fixed cutting structure, a shaft neck is arranged on the bit body, the cone is in rotary connection with the shaft neck, the cone front fixed cutting structure is fixedly connected with the front end of the shaft neck, the deviation S exists between the axis of the shaft neck and the axis of the bit, an absolute value is larger than zero and smaller than or equal to d / 3, and the d is the outer diameter of the bit. By adopting the composite type eccentric one-cone bit, the hydraulic power condition of the bit can be improved while the rock breaking efficiency of the bit is improved, and the service life of the bit is prolonged.

A method for reducing the bandwidth CS / CG active barron phase position unbalancedness degree belongs to the microwave and millimeter wave integration technical field, and relates to CS / CG active barron phase position performance. Firstly, the physical size of CS / CG FET is determined according to the gain of CS / CG active barron and a current index; secondly the direct current working point of CS / CG FET is set, so as to ensure that the CS / CG FET is operated in saturation state; and then the load resistor ZL1 of CS FET and the load resistor ZL2 are selected, which meet that Cgd_GL1puls ((Cgs_GZs) is divided by (g m_G Z S+1) plus (Z S is divided by R CS)) is equal to C ds_S Z L2 plus ((C GS_S Z S ) is divided by (Z S is divided by R CG+1)), and the average phase position unbalancedness of the CS / CG active barron inside a working bandwidth are obtained after original regulation; finally the direct current offset voltages of the CS / CG active barron is finely regulated, so as to further reduce he average phase position unbalancedness thereof inside the working bandwidth. In the method, load resistors of the CS / CG FET are taken as the main regulation means, and the direct current offset voltage of a dynatron is taken as the auxiliary regulation means, thereby reducing the phase position unbalancedness of CS / CG active barron to minimum. When the phase position unbalancedness of CS / CG active barron is reduced, the structure of the traditional CS / CG active barron is not changed, and the method is simple and is east to operate.

The invention provides a pollution-free anti-epidemic air supply system for a ship. The pollution-free anti-epidemic air supply system comprises a central air conditioner processor, a fresh air pipe for introducing air from the outside, an air supply main pipe for supplying air to al cabins and an air return main pipe for returning air from all the cabins to the central air conditioner processor;a first sterilization and epidemic prevention device is arranged at the front end of the joint of the air return main pipe and each cabin air return port, and a second sterilization and epidemic prevention device is arranged in the air return main pipe; and a third sterilization and epidemic prevention device is arranged in the air supply main pipe, and a fourth sterilization and epidemic prevention device is arranged at the front end of the joint of the air supply main pipe and each cabin air distributor. Each sterilization and epidemic prevention device is provided with a multi-stage intensity adjusting device, and only the common intensity needs to be started in the conventional period; and the intensity of each stage of device is adjusted to the maximum in the epidemic situation period, so that the safety of personnel on the ship is ensured. The system has the characteristics of simple installation, low cost and prominent epidemic elimination effect.

An annular cylinder chamber (C1, C2) of a cylinder (21) is partitioned into an outer cylinder chamber (C1) and an inner cylinder chamber (C2) with an annular piston (22). The cylinder (21) is caused to eccentrically rotate by driving an electric motor (30), thereby changing the volumes of the outer cylinder chamber (C1) and the inner cylinder chamber (C2). The volume ratio Vr of the inner cylinder chamber (C2) to the outer cylinder chamber (C1) is set at about 0.7. In this state, the output torque of the electric motor (30) is changed in accordance with a variation in the load torque in one turn of rotation.

The invention belongs to the technical field of gas compressor rotors of gas turbines, and particularly relates to a double-layer drum reinforced rotor structure of a gas compressor of a gas turbine. An inner drum and an outer drum are arranged between adjacent stages of working impellers; and the inner drum can tension the working impellers so as to balance the stress of a web in the axial direction. According to the reinforced rotor structure in the scheme, the original shape change amount of a hybrid rotor is small while the performance of structural strength, rigidity, stability and the like is reinforced, rotor parts and connection of the rotor parts are stable and reliable, and the rigidity of the rotor structure can be remarkably improved; due to the fact that the structure of the inner drum and the outer drum is adopted, the shock resistance of the rotor can be improved, stable operation of the rotor can be guaranteed under the action of impact force of natural wind or impact force transmitted by natural factors such as sea wave jolting through an outer casing, the rotor has higher rigidity and more reasonable stress distribution in the radial direction and the axial direction, and the service life of the rotor structure is prolonged.

A method for form photoresist mask comprises providing a basement, cleaning the basement with acidity cleaner, coating photoresist layer on the cleaned basement, patterning the photoresist layer, detecting the patterned photoresist layer, using the patterned photoresist layer as photoresist mask in case of ensuring the patterned photoresist layer satisfy the need of the product, carrying out reworking operation until ensuring the patterned photoresist layer satisfy the need of the product in case of ensuring the patterned photoresist layer not satisfy the need of the product. The reworking operation comprises the following steps removing the photoresist layer, cleaning the basement removed photoresist layer with acid cleaner, painting photoresist layer, patterning and detecting. The process can ensure the variation of line width dimension of photoresist mask experiencing reworking operation is reduced.

The invention discloses an exhaust control mechanism and a blood pressure measurement device. The exhaust control mechanism comprises a first cylinder, a division body and a valve core. The division body is arranged in the first cylinder and divides the first cylinder into an upper chamber and a lower chamber. A first air inlet and an exhaust outlet both communicated with the upper chamber are arranged at the upper end of the first cylinder. A second air inlet is arranged at the lower end of the first cylinder. External pressure gases enter the lower chamber through the second air inlet. The valve core is located above the division body, is opposite to the first air inlet, and can move up and down along with the division body. The first air inlet is a counter bore. The diameter of the counter bore is increased along the downward movement of the valve core. In the counter bore, the valve core moves upwardly to block the first air inlet, and moves downwardly to open the first air inlet.The exhaust control mechanism has the advantages that the air outlet is set in the shape of the counter bore, variation of the movement of the valve core to through-flow section can be reduced, and accordingly, an airbag can exhaust the gases stably and evenly by the exhaust control mechanism.

The invention provides an organic light-emitting diode (LED) pixel circuit and a display device. The organic LED pixel circuit comprises an organic LED, a drive transistor and a resistor, wherein the organic LED is driven to emit light by the source drain current of the drive transistor; the resistor is coupled to a source electrode of the drive transistor, and is used for restraining the change of the source drain current through changing the voltage of the drive transistor when the strength of the source drain current is changed. According to the organic LED pixel circuit and the display device, the resistor is additionally arranged on the source electrode of the drive transistor in the organic LED pixel circuit, so that the voltage of the drive transistor can be changed along with the drift of the current Id, and is fed back to the drive transistor, thereby, the variation of the current Id is reduced, and the condition that a display effect is changed because of current drift is improved.

A method for reducing the bandwidth CS / CG active barron phase position unbalancedness degree belongs to the microwave and millimeter wave integration technical field, and relates to CS / CG active barron phase position performance. Firstly, the physical size of CS / CG FET is determined according to the gain of CS / CG active barron and a current index; secondly the direct current working point of CS / CG FET is set, so as to ensure that the CS / CG FET is operated in saturation state; and then the load resistor ZL1 of CS FET and the load resistor ZL2 are selected, which meet the formula of Cgd_GZL1+ ((Cgs_GZs) / (g m_G Z S+1) + 1+Z S / R CS))= C ds_S Z L2 + ((C GS_S Z S ) / (Z S / R CG+1)), and the average phase position unbalancedness of the CS / CG active barron inside a working bandwidth are obtained after original regulation; finally the direct current offset voltages of the CS / CG active barron is finely regulated, so as to further reduce he average phase position unbalancedness thereof inside the working bandwidth. In the method, load resistors of the CS / CG FET are taken as the main regulation means, and the direct current offset voltage of a dynatron is taken as the auxiliary regulation means, thereby reducing the phase position unbalancedness of CS / CG active barron to minimum. When the phase position unbalancedness of CS / CG active barron is reduced, the structure of the traditional CS / CG active barron is not changed, and the method is simple and is east to operate.

A super-resolution continuously adjustable pupil filter is characterized in that the pupil filter includes a polarizer, a circularly symmetrical two-zone binary pupil filter and an analyzer arranged sequentially on the same main axis. The polarizer and the analyzer are fixed relative to a housing, the circularly symmetrical two-zone binary pupil filter is fixed to the housing by two points, and the polarization directions of the polarizer and the analyzer are parallel. The filter of the invention has the characteristics of higher adjustment precision, larger viewing angle, wider adjustment range, easy processing and convenient use.

The invention relates to the field of optical devices, in particular to a lens design method which comprises the following steps: S11, analyzing to obtain a sensitive surface of a lens; s21, setting a first maximum deformation quantity of the sensitive surface according to a preset parameter; and S3, analyzing to obtain a first position interval of the central surface of the abutting table on the lens according to the first maximum deformation quantity of the sensitive surface. Through the setting of the steps, the pressure in the radial direction of the lens is reduced, then the possibility of deformation is reduced, the possibility that the lens is difficult to image is reduced, and the imaging quality of the lens is improved.

The invention provides a screen display regulation method which is applied to electronic equipment. The method comprises the steps that whether or not a viewer enables a screen display regulation function is detected; after it is detected that the viewer enables the screen display regulation function, instantaneous movement information of the electronic equipment is obtained; according to the instantaneous movement information, the display mode of a display screen current display object is regulated. The invention further provides a screen display regulation system. The screen display regulation method and system are capable of effectively avoiding the phenomenon that an angle difference between the viewing sight and the display object is caused by uncertain movement such as shaking or rotating when the viewer holds the electronic equipment in hand, and therefore the visual fatigue is relieved.

The invention discloses an exhaust control mechanism and a blood pressure measuring device. The exhaust control mechanism comprises: a first cylinder; a split body, which is arranged in the first cylinder and divides the first cylinder into an upper chamber and an In the lower chamber, the upper end of the first cylinder has a first air inlet and an exhaust port both communicating with the upper chamber, and the lower end of the first cylinder has a second air inlet through which the external pressure gas passes. Enter the lower chamber; the valve core is located above the split body and opposite to the first air inlet, and can move up and down with the split body; wherein: the first air inlet is a counterbore, and the counterbore is along the valve The diameter of the core increases in the downward direction, and the valve core moves upwards in the counterbore to block the first air inlet, and moves downward to open the first air inlet. In the present invention, the first air intake hole is set in the shape of a counterbore, thereby reducing the amount of change of the valve core movement to the flow cross section, so that the exhaust control mechanism of the present invention can make the airbag more stable and uniform exhaust .

The invention provides one ink box assembly, another ink box assembly and a printer. One ink box assembly comprises an ink box main body and a cover body covering the ink box main body. The ink box body is provided with at least one containing cavity, and the cover body is provided with ink box holes which correspondingly communicate with the containing cavities. The ink box assembly further comprises a sealing piece and a guide piece, wherein the sealing piece and the guide piece are fixedly arranged on the cover body. The sealing piece is located in the ink box hole and provided with a through sealing hole. The guide piece is located at an opening of the ink box hole and surrounds the sealing hole. Functional components like the sealing piece and the guide piece are fixedly arranged in the ink box body, the appearance of the ink box assembly is kept the same as that of a traditional ink box assembly, the application in a continuous ink supply system can be realized, and the universality is good. The position of the sealing piece and the position of the guide piece can be adjusted to reduce the change amount of the appearance of the ink box body, and the production cost of the inkbox assembly is low. The guide piece and the sealing piece are coaxially arranged, and the guiding effect of the guide piece is good.

The invention discloses an array substrate, a display panel and a display device and belongs to the display technology field. A display area and a non-display area are included. The display area comprises a plurality of gate lines which are extended along a first direction and a plurality of data lines which are extended along a second direction. The array substrate comprises at least one segmentof special-shaped edge. The non-display area comprises a plurality of shifting registers. The shifting registers comprise a plurality of transistors. The plurality of transistors comprise sensitive transistors and non-sensitive transistors. The plurality of shifting registers comprise at least one first shifting register. The first shifting register is adjacent to the special-shaped edge. In the first shifting register, the channel direction of at least one sensitive transistor is parallel to the first direction or the second direction, and the channel direction of at least one non-sensitive transistor is intersected with the first direction and the second direction. Compared with the prior art, the uniformity of the thickness of the array substrate corresponding to a part of the non-display area where the first shifting register is located can be improved, and display quality is increased.

The invention relates to the technical field of semiconductor materials, in particular to a touch screen resistant to scratch and fingerprints and a manufacturing method thereof. The technical problem that fingerprints remain on a touch screen of a mobile phone easily is solved. The touch screen is composed of a top panel, optical cement and bottom SENSOR. The manufacturing method includes the steps of 1 cleaning the top panel; 2 depositing a silicon dioxide film; 3 depositing a quasi-diamond film; 4 depositing a silicon dioxide film through a vacuum evaporation method; 5 depositing a fingerprint-resistant film through a vacuum evaporation method. The top panel is a face cover of the touch screen and is used as a contact face for point contact of a user, the top panel and the bottom SENSOR are glued through the optical cement, and the bottom SENSOR is used for arranging circuits. The manufacturing method of the touch screen resistant to scratch and fingerprints is simple in preparation process, and the touch screen high in scratch resistance can be manufactured.

The invention relates to a subway temporary ventilation pavilion and cooling tower pipeline part relocation and relocation construction method which comprises the steps of relocation and relocation range determination, cooling tower pipeline relocation and relocation, new temporary pipe gallery construction, new temporary ventilation pavilion construction, old air duct and old ventilation pavilion dismantling and backfilling. A cooling tower pipeline in a newly-built project range in the old air duct is changed into an old air duct outside the newly-built project range; afterwards, a supporting wall is built in the old air duct outside the newly-built project, the supporting wall and the old air duct outside the range of the newly-built project jointly form a temporary pipe gallery in the project construction period, meanwhile, a temporary ventilation pavilion is built above the old air duct outside the newly-built project, and a ventilation system of the subway conducts air outlet and ventilation from the temporary ventilation pavilion; and finally, the old ventilation pavilion and the old air duct in the newly-built project range are dismantled, the strength of all stress nodes of the supporting wall is measured, and after the design strength requirement is met, backfilling is conducted on the open cut foundation pit. The method has the effect of shortening the temporary ventilation pavilion and cooling tower pipeline part relocation construction period.

The invention relates to the field of optical devices, in particular to a method for designing a lens, comprising the following steps: S11, analyzing and obtaining a sensitive surface of the lens; S21, setting a first maximum deformation variable of the sensitive surface according to preset parameters; S3, according to The first maximum deformation amount of the sensitive surface is analyzed to obtain the first position interval of the lens abutting on the central surface of the stage. Through the arrangement of the above steps, the pressure in the radial direction of the lens is reduced, thereby reducing the possibility of deformation, reducing the possibility that the lens is difficult to image, and increasing the imaging quality of the lens.

A method of self-calibrating a lighting device, comprising: -monitoring a calibration area, which encompasses at least a part of an area being illuminable by the lighting device; and -calibrating the light output settings of the lighting device. The monitoring operation includes repeating: -detecting any relevant change, out of a set of relevant changes comprising at least a light intensity change, in the calibration area during a monitoring time, while keeping the light output of the lighting device constant; and -determining an amount of change within the monitoring time; until the amount of change is below a limit value. Thereby the lighting device does not perform the calibration until it has detected a period of no or small changes.

The present application provides a method and device for generating an adversarial sample, an electronic device, and a readable storage medium, which relate to the field of computers; wherein, the method includes: performing gradient descent processing on the first sample to obtain the first gradient of the first sample , wherein, the sample data in the first sample is binary data, and the data in the first gradient is continuous numerical value; convert the first gradient to the second gradient, wherein, the data in the second gradient are three-valued data; The sample data in the first sample is combined with the data in the second gradient to generate a target adversarial sample; wherein, the sample data in the target adversarial sample is binary data. This application solves the problem that in the prior art, some pulse signals of the input samples are randomly flipped, and then the result of the random flip is searched, but the large search space leads to a low attack success rate of the spiking neural network.

A method for form photoresist mask comprises providing a basement, cleaning the basement with acidity cleaner, coating photoresist layer on the cleaned basement, patterning the photoresist layer, detecting the patterned photoresist layer, using the patterned photoresist layer as photoresist mask in case of ensuring the patterned photoresist layer satisfy the need of the product, carrying out reworking operation until ensuring the patterned photoresist layer satisfy the need of the product in case of ensuring the patterned photoresist layer not satisfy the need of the product. The reworking operation comprises the following steps removing the photoresist layer, cleaning the basement removed photoresist layer with acid cleaner, painting photoresist layer, patterning and detecting. The process can ensure the variation of line width dimension of photoresist mask experiencing reworking operation is reduced.

The invention belongs to the field of paper-making industry, and particularly relates to powdered activated carbon (PAC) modified bentonite, a preparation method and application of the PAC modified bentonite as well as a green-liquor desilication method. The preparation method comprises the following steps: preparing PAC modified bentonite, dissolving 5-20g of bentonite in 1-5L of water, stirring into suspension, adding 0.5-5g of PAC in the suspension, stirring for 1-5 hours, taking out, standing for 12-24 hours, pouring the supernatant, drying the lower turbid liquid in a drying oven for 12-24 hours, taking out, grinding and screening, namely obtaining the PAC modified bentonite, wherein the PAC modified bentonite prepared by the method is small in usage amount, large in interlayer spacing and large in specific surface area; pouring the clarified causticization section green liquor into a beaker, heating to the temperature to be 90-100 DEG C, weighing the PAC modified bentonite obtained in the step 1 according to the mass-volume concentration 0.5-5g / 100mL of the PAC modified bentonite and green liquor, adding the bentonite into the green liquor, stirring and reacting for 5-30 minutes, and filtering. The desilication rate can reach 22-76%, the pH change is 0.08-1.1% of the original green liquor, and the method disclosed by the invention is simple in operation, small in usage amount of desilication agents, low in cost, high in desilication rate and slight in pH influence of the green liquor.