31results about How to "Adjust resolution" patented technology

The invention discloses an image sensor which comprises a plurality of pixel units, control units and readout circuits, wherein each pixel unit comprises a plurality of pixels; each pixel comprises a plurality of sub-pixels; the readout circuits are correspondingly connected with the pixels and used for reading out a combined output signal of the sub-pixels of the pixels according to control signals sent from the control units or reading out the output signals of the sub-pixels of the pixels in sequence respectively. The image sensor has the advantages of capability of being switched between split and combined modes for meeting different requirements, and wider application range.

A liquid crystal display (LCD) device. The liquid crystal display device comprises a data driver including a first data driving unit, which is connected to first through third data lines, and a second data driving unit, which is connected to fourth through sixth data lines, a display panel including a first pixel group, which has first through third pixel units that are connected to the first data driving unit via the first through third data lines, respectively, and a second pixel group, which has fourth through sixth pixel units that are connected to the second data driving unit via the fourth through sixth data lines, respectively; and a switching circuit unit including a first transistor, a second transistor, and a third transistor, which is connected between the third and sixth data lines.

The invention discloses a laser direct writing exposure device based on stimulated light emission loss. The laser direct writing exposure device is characterized by comprising an excitation light source, a de-excitation light source, a first space light modulator, a second space light modulator, a half wave plate group, a dichroscope, a phase position type wave zone plate, an amplitude type wave zone plate, a high numerical value aperture achromatic objective and a three-dimension scanning platform. The laser direct writing exposure device provided by the invention can realize the optical exposure of high resolution and long focus depth.

The invention provides a liquid crystal display panel repair method and repair system. The method includes the steps: firstly, providing a liquid crystal display panel with a broken circuit; secondly, forming graphene on the liquid crystal display panel by laser chemical vapor deposition to communicate the broken circuit. According to the liquid crystal display panel repair method and repair system, the graphene is formed at the broken circuit by laser chemical vapor deposition to repair the broken circuit, manufacture procedures are simple, repair effects are fine, common gases such as methane serve as carbon source gases, environmental protection is facilitated, the number of layers of the graphene can be controlled by controlling laser irradiation, the conductivity of the graphene is further controlled, and the repair effects are improved. Besides, the spot radius of laser can be adjusted, the resolution ratio of a graphene growth line can be controlled, a laser light path is adjusted, spots can be used for heating a broken circuit area according to a set path, and the needed graphene line or shape is deposited.

The invention discloses a method for establishing a fruit tree canopy feature map in an orchard. The method comprises: using an RGB-D camera for collecting color information and depth information of surrounding environment images in the moving process of a robot in real time, using a semantic segmentation network for segmenting fruit trees and other environment features, reserving information of the fruit trees in the depth images according to the segmented images, and therefore point cloud data of the fruit trees are generated; extracting characteristic angular points in the color image, calculating the motion of the camera of two adjacent frames of images, and fusing the motion with the IMU data so as to estimate the motion state of the camera; constructing an optimization problem for the multi-frame images and the camera pose estimation by adopting a factor graph, and optimizing the pose of the camera; and constructing an octree map of the fruit tree canopy according to the fruit tree point cloud data and the camera pose. Rich environmental information of an orchard is collected, the understanding of the robot to the orchard environment is improved, and the requirement of the robot for completing higher-level operation such as automatic navigation, variable spraying and fruit picking is met.

The invention discloses a flexible screen grouping management system and a method. The system comprises a global data manager and a flexible screen controller, wherein the global data manager comprises a sequence data manager and a real time data manager; the sequence data manager is used for receiving data which are pushed by a background to a client in real time and organizing and accumulating the data to form continuous sequence data, and the sequence data manager further has a function of index calculating; and the real time data manager is used for managing consistency of current transient data to guarantee that no difference exists in data among flexible screen components. The flexible screen controller is used for managing a flexible screen component group, controlling the grouping of the components, managing the location and information display of each of the components in a multi-screen and transmitting linkage signals. By means of the flexible screen grouping management system and the method, different market information components are supported to be placed and matched on any screen on a personal computer (PC) so as to maximize satisfaction of requirements of user defined functions, and users can perform block building type combination on PC desktops to meet own personalized disk reading needs.

The invention relates to a preparation technology of compressed air and aims to provide a low energy consumption general multi-mode smart adsorption drying method for preparing compressed air. An adsorption drying system is targeted at parallel operation of a double adsorption barrel and a multi-adsorption barrel; air flow organization of hot air flows are performed from an upper part of a regeneration adsorption barrel downwards to realize regeneration of an adsorption agent; the method includes a heating and regenerating stage for waste heat of compressed air, a voltage discharging stage, fanning, deepening and heating stage and a circulating and cooling stage. The method disclosed by the invention has the advantages of (1) low energy consumption, fully utilizing compressed waste heat and environmental cooling capability; (2) multi-module design, realizing multi-layered dew point control; (3) multi-module regeneration, ensuring long-time work of a drying agent; (4) self-adjusting capability; and (5) digitalized efficient analysis. According to the method provided by the invention, optimal control of the drying agent monitored in real time based on the wet height of adsorption barrels is utilized, long-time and smooth operation of the whole adsorption technology is ensured, long-time and stable work of the drying agent is ensured, and the replacement cost is greatly reduced.

The invention provides a detection device, and the device comprises: a transmitting assembly which is used for transmitting a laser beam; a collimating and shaping assembly which is used for processing the laser beam into a collimated linear laser beam; a scanning rotating mirror assembly which comprises at least one reflecting surface and is used for reflecting the linear laser beam; a receiving assembly which is used for receiving target echoes and converting the target echoes from optical signals into corresponding electric signals, wherein the target echoes comprise reflected signals of the linear laser beams; and a synchronization assembly which is at least used for acquiring the synchronization position of the working reflection surface in the at least one reflection surface, wherein the synchronization position represents the position of the linear laser beam initially received by the working reflection surface, and the working reflection surface corresponds to the emergent direction of the linear laser beam. According to the detection device, the resolution of the detection device can be improved on the basis that the cost and the size of the detection device are not increased.

The invention discloses an interactive hybrid optical cascade matrix, which comprises a signal exchange module, an optical cascade module, a plurality of independent signal input modules and a plurality of independent signal output modules, wherein each signal input module comprises four mutually independent input interface conversion units, a first FPGA module and a Serdes sending unit; the firstFPGA module is provided with four first cache units, a packaging unit and four input video processing units; each signal output module comprises four mutually independent output interface conversionunits, a second FPGA module and a Serdes receiving unit, and the second FPGA module is provided with four second cache units, a video unpackaging unit and four output video processing units. A modularintegrated design is used, long-distance two-way transmission of multiple high-definition multimedia signals is achieved, the transmission distance is long, signal transmission is free of loss and time delay, and reliability is high.

The invention relates to a pixel arrangement structure and a display panel. The pixel arrangement structure comprises a repeating unit, and the repeating unit is quadrangular; the repeating unit comprises two first sub-pixels, two second sub-pixels, two third sub-pixels and a fourth sub-pixel; the two first sub-pixels, the two second sub-pixels and the two third sub-pixels are arranged around theperiphery of the fourth sub-pixel, the two first sub-pixels, the two second sub-pixels and the two third sub-pixels are distributed in an axial symmetry mode relative to the same symmetry axis, and the symmetry axis passes through the center point of the fourth sub-pixel; the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel have at least three light-emitting colors, and the light-emitting colors of the first sub-pixel, the second sub-pixel and the third sub-pixel are different. According to the pixel arrangement structure, the resolution of the display panelcan be improved on the basis of not increasing the preparation difficulty.

The invention discloses a singing detection method based on a multi-scale time-frequency graph parallel input convolutional neural network. Generally, in a song detection algorithm based on a convolutional neural network, a network input layer is a two-dimensional time-frequency graph matrix. The method comprises the following steps: firstly, according to the multi-scale characteristic of a music signal, generating a plurality of two-dimensional time-frequency graph matrixes with different scales by adjusting the window length of short-time Fourier transform; and then sending the plurality of time-frequency diagrams to a convolutional neural network in a parallel multi-channel mode, so that a neuron receptive field of the convolutional neural network can simultaneously observe multi-scale information of a music signal, thereby enhancing the time-frequency diagram feature extraction and resolution capability of neurons, and improving the overall performance of singing detection.

The invention discloses a preparation method of a quantum dot patterned film. The preparation method at least comprises the following steps: (1) obtaining a film forming solution S1; (2) obtaining a solution S2 for patterning; (3) obtaining a film prepared from the film forming solution S1 on a substrate; (4) transferring the solution S2 to the pixel sites of the film in the step (3) to obtain thequantum dot patterned film, wherein the solution S2 contains a patterned solute, the patterned solute comprising at least one of quantum dots and a perovskite quantum dot precursor. The method is easy and convenient to operate, low in cost and suitable for industrial production, large-area quantum dot patterning can be achieved, and the patterned film prepared through the method can effectively isolate water and oxygen, is resistant to chemical corrosion and has high stability.

The invention relates to the field of unmanned aerial vehicle image video transmission, in particular to an image video transmission method of an unmanned aerial vehicle. An unmanned aerial vehicle and a ground terminal are included, and the unmanned aerial vehicle and the ground terminal form an image transmission video system. The image transmission video system comprises an image transmission video acquisition module, an image transmission video coding module, a wireless transmission module A, a wireless transmission module B, an image transmission video decoding module, an image transmission video playing module, an image transmission video analysis module and an image transmission video storage module. The image transmission video acquisition module, the image transmission video coding module and the wireless transmission module A are all arranged on the unmanned aerial vehicle, and the wireless transmission module B, the image transmission video decoding module, the image transmission video playing module, the image transmission video analysis module and the image transmission video storage module are all arranged on the ground terminal. The invention aims to provide the image transmission video method of the unmanned aerial vehicle based on WiFi image transmission, which meets the user requirements, can dynamically adjust the resolution and edit images and videos, and is used for the unmanned aerial vehicle based on WiFi image transmission.

The invention discloses a method for identifying the category of an underground shallow heteroplasmon based on surface spectrum disturbance characteristics, which comprises the following steps: arranging a reference measuring line near a heteroplasmon suspicious region, performing two-dimensional Fourier transform on a test signal to obtain a frequency-wave number domain spectrum, and obtaining an average phase velocity through a spectrum ridge line; then, performing one-dimensional Fourier transform on a test signal of a test point to obtain an offset-frequency domain spectrum cloud picture, and converting the offset-frequency domain spectrum cloud picture into an offset-wavelength domain spectrum cloud picture as a reference spectrum cloud picture according to an average phase velocity; setting a test line in a suspicious area to obtain a test spectrum cloud picture, comparing the test spectrum cloud picture with a reference spectrum cloud picture, spectrum cloud picture characteristics disturb corresponding wavelengths and offsets to pre-estimate the burial depth and position of the heteroplasmon, and identifying the category of the heteroplasmon by relatively weakening or enhancing the spectrum intensity. According to the method, the offset-wavelength domain surface wave field spectrum cloud picture is obtained through a group of surface measuring point vibration response signals, and the perturbation characteristics of the spectrum picture are analyzed, so that the orientation and the burial depth of the heteroplasmon can be estimated, and the category of the heteroplasmon can be identified.

The enclosure assembly comprises a stationary member including at least two substantially parallel sidewalls, the sidewalls, the sidewalls partially defining a cavity in which the fingerprint sensor is disposed. An access piece, configured to move relative to the stationary member, has a surface area larger than the surface area of the fingerprint sensor and further includes a conductive portion electrically coupled to ground. A movement apparatus is preferably mechanically coupled to the stationary member and the moveable access piece. The movement apparatus is configured to maintain the moveable access piece in a position covering the fingerprint sensor and yet to allow motion of the moveable access piece relative to the stationary member so as to expose the fingerprint sensor. According to another embodiment, a method for enrolling a composite image of an object using a fingerprint sensor is provided. According to an embodiment, the method comprises the steps of receiving a finger disposed over a fingerprint sensor in a first stationary position; capturing a first image of a first portion of the finger with the fingerprint sensor; causing the finger to be repositioned over the fingerprint sensor in a second stationary position; capturing a second image of a second portion of the finger with the fingerprint sensor; and constructing a representative image of the finger from the first and second images.