30 results about "Window effect" patented technology

The invention provides statistically optimal near-field acoustical holography used for visual recognition of air-conditioner noise sources and an operation method thereof. The operation method comprises the followings: determining the positions, frequency characteristics and distribution ranges of the noise sources, and distance between microphones on microphone arrays, number, sample rates and number of sampling points of microphones; calibrating arrayed microphones; collecting data; recording sound pressure data; processing the sound pressure data; reading the processed data and finally entering noise source recognition procedures. By the invention, complex sound pressure on reconstructive surfaces and vibration velocity of surface particles can be calculated directly via linear superposition of the complex sound pressure on a holographic plane in a spatial domain, thus essentially overcoming window effects and wraparound errors existing in near-field acoustical holography and avoiding the problems brought about by the demand of a large number of microphones by near-field acoustical holography, such as low reconstruction efficiency of sound fields and costly cost of measuring systems, etc. The invention is characterized by small number of demanded microphones, low measuring cost and high reconstruction efficiency of the sound fields.

A system utilizes a screen having a compound curvature to simulate an environment viewable from multiple vantage points. The compound curvature of the screen is such that the screen is curved in at least two directions about at least two axes. The display can be positioned behind a wall opening to provide a window effect. The display terminates its active image area outside of a region from which the display can be viewed to create a seemingly infinite simulated environment.

The invention relates to a time-frequency analysis method for a voice signal, which displays the analysis result in a mode of a vocal print picture, and provides a method for acquiring the vocal print picture with a refined time-frequency structure. Due to the adoption of an adaptive signal decomposition method, the vocal print picture provides the refined time-frequency structure which reflects the non-stable characteristic of the voice signal, but because of the window effect of the conventional spectrogram, the conventional spectrogram have to use a long-window spectrogram and a short-window spectrogram to describe the non-stable characteristic of the voice signal. The vocal print picture with the refined time-frequency structure can be further applied to speaker recognition, vocal print identification and the like.

The invention relates to a silicon substrate heterojunction solar cell with band gap being controllable, which combines characteristics of crystalline silicon and thin film material to form an amorphous silicon-carbon / amorphous silicon / microcrystalline silicon / crystalline silicon solar cell structure, being favorable for mitigating photoinduced attenuation effect of amorphous silicon film and improving stability of solar cell; dual heterojunction is formed semi-conductive material interfaces of different types or structure, two-dimensional electron gas effect is fully utilized, and carrier yield is efficiently enhanced; the formed high and low heterojunction electric field is favorable for migration of imbalance minority carriers and reduction of compound effect; a window effect is formed by utilizing semi-conductive materials of different band gaps, thus realizing selective absorption of the materials to light of different frequency bands, improving overall efficient utilization of incoming lights, enhancing photoelectric conversion efficiency of solar cell and promoting development of photovoltaic generation industry.

The embodiment of the invention discloses a display panel, a manufacturing method therefor, and a display device. The display panel comprises a display substrate which comprises at least one display region; and a packaging structure for packaging the display region, wherein the packaging structure comprises at least one inorganic layer and at least one organic layer, and is formed by the first depositing of all film layers and the second etching. According to the embodiment of the invention, the packaging structure is formed by the first depositing of all film layers and the second photoetching, and there is no need of a mask for the deposition of the inorganic layer of the packaging structure, and there is also no need of a mask alignment system for the alignment of the mask, thereby reducing the packaging complexity and manufacturing cost. The thickness of the film layers of the packaging layers is uniform, and the surfaces of the film layers are flat, thereby solving a problem thatdifferent regions have different thickness values because of the depositing of the mask, and avoiding the window effect of mask deposition.

The invention discloses a micro-displacement VR display screen which is composed of a display screen, a micro-displacement display App module, a micro-displacement driving mechanism and a driving circuit. By combining a fixation point rendering technology, existing software and hardware resources can be fully utilized, under the condition that data flow and operation burden are not greatly increased, image definition is greatly improved, VR retina resolution display is achieved, and the screen window effect of the image is eliminated. Compared with an existing VR head-mounted display, the VR head-mounted display has a wider visual field and higher definition, and enables an image to truly show three-dimensional, immersion and tentacle reachable feelings.

The invention discloses an underwater image sharpening processing method based on multi-scale gradient domain contrast stretching, and the method comprises the steps: employing a white balance algorithm to obtain an underwater image with a blue window effect removed, and converting the underwater image from an RGB color space into an LAB color space; decomposing the L-channel image of the LAB color space of the underwater image based on a weighted least square method to obtain a rough image; calculating a detail image according to the rough image, and enhancing the detail image by adopting different gradients to obtain an enhanced detail image; carrying out gamma correction on the rough image, and using the corrected rough image as a basic image; synthesizing the enhanced detail image andthe basic image to obtain an image after contrast enhancement; carrying out color saturation compensation on channels A and B of the LAB color space of the underwater image; and converting the image after contrast enhancement and the underwater image after color saturation compensation into RGB color space. According to the invention, the definition of the underwater image is improved.

The present invention relates to the technology field of display, and provides a display device. The display device comprises a display screen, and an optical film material structure arranged at a light-emitting side of the display screen; the optical film material structure comprises a base material layer and a first microlens array layer, and the base material layer has a first surface and a second surface which are oppositely designed; the first microlens array layer is arranged at the at least one o the first surface and the second surface, the first microlens array layer comprises a plurality of microlenses arranged in order, the sizes of the microlenses are smaller than the sizes of subpixels, and seamed edges of adjacent microlenses are mutually overlapped. The display device can improve the screen window effect.

A system utilizes a screen (30) having a compound curvature (104, 106, 108, 110) to simulate an environment viewable from multiple vantage points. The compound curvature of the screen (30) is such that the screen is curved in at least two directions about at least two axes. The display can be positioned behind a wall (32) opening to provide a window effect. The display (30) terminates its active image area (28) outside of a region from which the display can be viewed to create a seemingly infinite simulated environment.

The invention discloses a case equipment surface acoustic field reconstruction method based on statistical optimal near field acoustic holography. A measuring surface conformal with the case structureequipment is used to acquire holographic acoustic pressure, the surface acoustic field of the case structure equipment is calculated through the linear superposition of the complex acoustic pressureon the holographic surface of the spatial domain by using a statistical optimal column surface near field acoustic holography theory algorithm, and the window effect and the winding error in the nearfield acoustic holography are fundamentally solved. The method has the advantages of less number of microphones, low measurement cost, high acoustic field reconstruction efficiency, high precision andthe like. According to the method, the accurate reconstruction of the surface acoustic field of the column and column similar case structure equipment is realized, the method can be applied to underwater weapons such as a submarine, the reconstruction precision and the efficiency of the surface acoustic field of the case structure equipment can be effectively improved, the theoretical basis is provided for the acoustic stealth performance evaluation of the case structural equipment, which has important theoretical significance and engineering application value.

The invention discloses a display panel and a display device. The display panel comprises multiple pixels, the multiple pixels are arranged in a matrix manner, and each pixel comprises a first sub-pixel, a second sub-pixel and a third sub-pixel, wherein a compensation structure is arranged between any two adjacent pixel gaps and / or any two adjacent sub-pixel gaps, and the compensation structure isused for converging light rays to improve the brightness of the pixel gaps and / or the brightness of the sub-pixel gaps. By means of the display panel and the display device in the technical scheme, ascreen window effect of VR display equipment can be visually improved, and the display quality is improved.

The invention discloses plate glass with a three-dimensional effect. The plate glass with the three-dimensional effect comprises a screen lens. A linear diaphragm layer, a light color layer and a black color layer are sequentially printed on the screen lens from top to bottom; grid lines or folding lines are mainly adopted for the linear diaphragm layer; the light color layer is printed on the linear diaphragm layer twice from different angles; the black layer is finally printed on the light color layer; and the grid lines or the folding lines have the lengths of 0.15mm, and have the thicknesses of 5 micro meters. According to the scheme provided by the invention, the linear diaphragm layer, the light color layer and the black color layer are sequentially printed on the screen lens in layers; the design breaks through the intrinsic printing effect; the visual three-dimensional effect is realized through printing different layers; and from the view of effects, different color series are matched with different view window effects, so that the whole plate has vigor and dynamic sense.

The invention discloses a vehicle-mounted electric window breaker, which is characterized in that it comprises a mounting bracket (1) with an opening, a solenoid valve (6), a controller (3) and an elastic window all arranged on the mounting bracket (1). Hammer head assembly, and the self-locking assembly that is arranged on the mounting bracket (1) and is used for locking elastic hammer head assembly; The controller (3) is connected with the solenoid valve (6), and the solenoid valve (6) The tow bar is connected to the self-locking assembly. The present invention is not only simple in structure, but also has strong practicability. The present invention can be fixed on the mounting bracket of the vehicle window, and the electromagnetic valve can be controlled by the controller provided, so that the components used to smash the vehicle window glass can be operated under the action of the torsion spring. It automatically pops up and breaks the window glass quickly, thereby ensuring that the invention can automatically and effectively break the window glass, and effectively solves the problems that the existing window breaker is not easy to operate, easy to lose, and has poor window breaking effect.

The invention relates to a garbage can without odour spreading in the garbage throwing process. The garbage can comprises a can body, a can cover and an operating pedal, and according to the can body,the left side wall and the right side wall are higher than the front side wall and the rear side wall; when the can cover is opened, the left side edge and the right side edge of the can cover are infriction contact with the left side wall and the right side wall of the can body all the time; a throwing sliding plate is arranged on the front can edge of a can opening, and an object carrying plate is connected to one end part of the throwing sliding plate through a shaft; the front cover edge of the can cover is connected with a gas isolating plate through a shaft, a throwing window is formedin the gas isolating plate, and a normally-closed door is connected to the throwing window through a shaft; the gas isolating plate is connected with the object carrying plate through a column-shapedclamping buckle; and the column-shaped clamping buckle comprises a cylindrical body, and a clamping groove and a clamping column which are matched with each other are formed in the two ends of the body. The garbage can effectively prevent the odour from leaking away so that the periphery of the garbage can can be kept clean for a long time; and the odour can not spread when the can cover is opened, the garbage can be thrown away conveniently and decently by residents, the occurrence of the broken window effect can be reduced, and the street environment can be effectively improved.

The invention discloses a display device, comprising a display panel, wherein the display panel comprises a light emitting side, a birefringent structure is disposed on the light emitting side of thedisplay panel, a plane where the birefringent structure is located is parallel to the plane where the display panel is located, and when the display device is in a display phase, on the plane parallelto the birefringent structure, the birefringent structure and the display panel generate relative rotation. In the display device disclosed by the invention, by setting the relative rotation of the birefringent structure and the display panel, the light emitting area of each pixel of the display device is expanded from the vision, the screen window effect existing in the display device in the prior art is weakened, and the display effect is improved.

The invention discloses a perovskite thin-film solar cell employing cadmium sulfide as a window material and a preparation method of the perovskite thin-film solar cell. The perovskite thin-film solarcell is characterized in that the structure of the solar cell sequentially comprises a transparent conductive substrate 1, an N-type cadmium sulfide thin film 2, a P-type perovskite thin film 3, a P-type heavily doped graphene thin film 4 and a metal electrode 5 from bottom to top. The perovskite thin-film solar cell has the advantages that: on one hand, a good window effect of the cadmium sulfide is utilized and the cadmium sulfide is taken as an electronic selective contact layer, so that the photoelectric conversion efficiency of the perovskite solar cell can be greatly improved; and on the other hand, heavily doped graphene has high carrier mobility and conductivity, the perovskite thin film can be effectively prevented from being degraded by water and oxygen in air due to the compactstructure characteristic of the heavily doped graphene, harmful diffusion of the metal electrode towards the perovskite thin film is blocked, so that the stability and the photoelectric conversion efficiency of a traditional perovskite solar cell are greatly improved.

A plant cultivation device provided by the invention comprises at least one container body, wherein a long-bar baseplate is disposed on each container body, plural separation plates arranged at an equal interval are disposed on the baseplate, plural grid positions are separated on the baseplate, a back plate connected among each separation plate is disposed on one side of the baseplate, and plural windows which are respectively communicated with each grid position are disposed on the back plate; and plural first through holes which are respectively communicated with each grid position are disposed in the baseplate. In this way, each grid position of the container body can be used as growth space for plant storage, and the first through holes in the baseplate are taken as a contact channel between plant root parts and a culture liquid under the container body; and especially, the growth space of each plant can obtain good air ventilation effect under window effect of the container body, plant rot caused by excessive moist of the growth space can be avoided by a relatively more positive and reliable manner, and thus plant growth quality can be increased.

The invention discloses a display substrate, a preparation method thereof and a display device. The display substrate comprises a substrate body, a light-emitting structure layer arranged on the substrate body, a color film layer which is arranged on a light-emitting side of the light-emitting structure layer and comprises a plurality of sub-pixels, and a pinhole film structure layer arranged on the light-emitting side of the color film layer, wherein the pinhole film structure layer comprises a plurality of amplification structures, the amplification structures are in one-to-one correspondence with the sub-pixels, orthographic projections of the amplification structures on the substrate are located in orthographic projections of the corresponding sub-pixels on the substrate, and the amplification structures are used for amplifying images of the corresponding sub-pixels. The display substrate is advantaged in that the amplification structure amplifies the images of the sub-pixels to obtain the virtual images and then outputs and displays virtual images, so gaps between the images of the adjacent sub-pixels are eliminated, and the screen window effect is reduced or eliminated.

The invention belongs to the technical field of electronic display, and specifically relates to a television with a dustproof function. The television with the dustproof function comprises a shell, a display screen, a magnet strip, a dustproof curtain and a wire bundling strip; and the magnet strip and the dustproof curtain are arranged on the shell. According to the television with the dustproof function, the dustproof curtain is arranged at the upside of the television to realize a dustproof effect, so that the time number of cleaning and wiping the television is reduced, the television can be cleaned and wiped without switching off a power source, and the dustproof curtain only needs to be taken off for cleaning; and the television with the dustproof function is very artistic and has a window effect.

The invention discloses a vehicle-mounted electric window breaker with voltage stabilizing treatment, which is characterized in that it comprises a mounting bracket (1) with an opening, a solenoid valve (6) and a controller all arranged on the mounting bracket (1). (3) an elastic hammer head assembly, and a self-locking assembly arranged on the mounting bracket (1) and used to lock the elastic hammer head assembly. The present invention is not only simple in structure, but also has strong practicability. The present invention can be fixed on the mounting bracket of the vehicle window, and the electromagnetic valve can be controlled by the controller provided, so that the components used to smash the vehicle window glass can be operated under the action of the torsion spring. It automatically pops up and breaks the window glass quickly, thereby ensuring that the invention can automatically and effectively break the window glass, and effectively solves the problems that the existing window breaker is not easy to operate, easy to lose, and has poor window breaking effect.

The invention provides a pop-up window effect presentation method and device, electronic equipment and a storage medium, for each key frame of a to-be-displayed pop-up window, the display position of the key frame in a target page is determined according to an under-damping vibration system model, and the key frame is displayed frame by frame according to the display position. The key frames are displayed at different positions of the webpage according to the under-damping vibration rule, finally, the popup window to be displayed is displayed in an under-damping vibration effect, the effect is smooth, and the problem of jamming does not occur.

The invention relates to a method for diagnosing a bearing fault, which comprises the following steps of: (1) acquiring a vibration acceleration signal of a bearing by using an acceleration transducer; (2) acquiring a form spectrum of the vibration acceleration signal by adopting a morphologic closing computation mode; (3) determining parameters of a morphologic structural unit according to the form spectrum in the step (2), and extracting a fault impact sequence; and (4) observing whether an obvious peak is present at a fault characteristic frequency on the form spectrum in the step (2), or observing whether the extracted impact sequence in the step (3) has obvious periodicity and corresponds to the corresponding fault characteristic frequency to judge whether a rotating machine has a fault. By the method, signals are not required to be filtered, and a window effect is avoided. The method is simple and has better adaptability, and the parameters are not needed to be determined in advance. Impact pulses generated due to the bearing fault can be directly extracted, other unrelated information is eliminated, and the method has obvious physical significance. The structure is simple, the computing speed is high, and real-time monitoring can be realized.

The invention discloses a method for generating a window effect, which is executed in an operating system and comprises the following steps of: acquiring one or more effect text files; analyzing each effect text file based on the effect container to generate a corresponding executable effect plug-in; and obtaining a window image corresponding to the window, and carrying out animation processing on the window image based on the corresponding effect plug-in so as to generate a window with a dynamic effect and display the window on a screen. The invention further discloses the corresponding computing equipment. According to the window effect generation method, the personalized animation effect of the window can be realized, and the user experience is improved.

The invention relates to a time-frequency analysis method for a voice signal, which displays the analysis result in a mode of a vocal print picture, and provides a method for acquiring the vocal print picture with a refined time-frequency structure. Due to the adoption of an adaptive signal decomposition method, the vocal print picture provides the refined time-frequency structure which reflects the non-stable characteristic of the voice signal, but because of the window effect of the conventional spectrogram, the conventional spectrogram have to use a long-window spectrogram and a short-window spectrogram to describe the non-stable characteristic of the voice signal. The vocal print picture with the refined time-frequency structure can be further applied to speaker recognition, vocal print identification and the like.

The invention belongs to the technical field of car window mechanisms, and in particular relates to an anti-jamming type car window mechanism with buffer. In the present invention, the car door has an accommodating chamber for accommodating car window devices; The role of the communication between the window and the accommodation cavity is to facilitate the working of the tempered glass; the role of the moving groove on the narrow side of the door is to facilitate the movement of the first lock cylinder; the role of the accommodation groove on the end surface of the moving groove is to facilitate the accommodation of the car lock mechanism; The function of the car lock mechanism installed in the accommodating groove is to lock the car door; the function of the vehicle window device installed in the accommodating chamber is to block the car window.

The invention provides statistically optimal near-field acoustical holography used for visual recognition of air-conditioner noise sources and an operation method thereof. The operation method comprises the followings: determining the positions, frequency characteristics and distribution ranges of the noise sources, and distance between microphones on microphone arrays, number, sample rates and number of sampling points of microphones; calibrating arrayed microphones; collecting data; recording sound pressure data; processing the sound pressure data; reading the processed data and finally entering noise source recognition procedures. By the invention, complex sound pressure on reconstructive surfaces and vibration velocity of surface particles can be calculated directly via linear superposition of the complex sound pressure on a holographic plane in a spatial domain, thus essentially overcoming window effects and wraparound errors existing in near-field acoustical holography and avoiding the problems brought about by the demand of a large number of microphones by near-field acoustical holography, such as low reconstruction efficiency of sound fields and costly cost of measuring systems, etc. The invention is characterized by small number of demanded microphones, low measuring cost and high reconstruction efficiency of the sound fields.

The invention provides an electromagnetic generating device with adjustable frequency band and its electromagnetic generating method. From the perspective of spectrum analysis and quantum mechanics, a possible mechanism of the frequency window of the biological effect of pulsed electromagnetic field is given, and the biological effect of pulsed electromagnetic field is obtained through quantitative calculation. The frequency domain window of the effect, and then, based on this theory, an electromagnetic field generator for determining the frequency window of the pulsed electromagnetic field biological effect was developed. The device is mainly composed of a white noise signal generator module, a filter module, a gain adjustment module, a power amplifier module and a magnetic field generator Composed of modules, the output includes the resonance frequency bands of the main nucleons 1H, 13C, 14N, 17O, 23Na, 31P in the organism, and according to the needs, the pulsed electromagnetic field with a variable frequency range is output, and this device is used as a platform to carry out animal experiments and cell experiments. It is of great significance for elucidating the mechanism of the biological effects of pulsed electromagnetic fields.