Patent application number | Description | Published |
20080247932 | Method for making colloidal nanocrystals - A method for making colloidal nanocrystals includes the following steps: dissolving a nanocrystal powder in an organic solvent, and achieving a solution A of a concentration of 1-30 mg/ml; dissolving a surfactant in water, and achieving a solution B of a concentration of 0.002-0.05 mmol/ml; mixing the solution A and the solution B in a volume ratio of 1: (5-30), and achieving a mixture; stirring and emulsifying the mixture, until an emulsion C is achieved; removing the organic solvent from the emulsion C, and achieving a deposit; then washing the deposit with deionized water, and achieving colloidal nanocrystals. The present method for making colloidal nanocrystals is economical and timesaving, and has a low toxicity associated therewith. Thus, the method is suitable for industrial mass production. The colloidal nanocrystals made by the present method have a readily controllable size, a narrow size distribution, and good configuration. | 10-09-2008 |
20100278721 | Method for making mesoporous material - A method for making the mesoporous material includes the following steps: dissolving a nanocrystal powder in an organic solvent, and achieving a solution A with concentration of 1-30 mg/ml; dissolving a surfactant in water, and achieving a solution B with an approximate concentration of 0.002-0.05 mol/ml; mixing the solution A and the solution B in a volume ratio of 1: (5-30), and achieving a mixture; stirring and emulsifying the mixture, until an emulsion C is achieved; removing the organic solvent from the emulsion C, and achieving a deposit; washing the deposit with deionized water, and achieving a colloid; and drying and calcining the colloid, and eventually achieving a mesoporous material. The mesoporous material has a large specific surface area, a high porosity, and a narrow diameter distribution. | 11-04-2010 |
20120075244 | TOUCH SCREEN AND ADDRESSING METHOD THEREOF - The disclosed technology provides a touch screen, comprising a touch screen body, comprising a plurality of first channels extending in first direction and a plurality of second channels extending in second direction; and an interface device provided with a plurality of I/O ports, wherein at least two first channels of the touch screen body spaced apart with first predetermined distance are connected electrically to a parallel connection node so as to form a first channel group, and the parallel connection node is connected electrically to one I/O port, and wherein the first predetermined distance is a predetermined length of a touching region in the first direction. An addressing method for the touch screen is also provided. | 03-29-2012 |
20130141660 | ARRAY SUBSTRATE AND DISPLAY DEVICE - Embodiments of the present invention relate to an array substrate and a display device comprising the array substrate. According to an embodiment of the invention, there is provided an array substrate which comprises: a terminal region; and an active pixel region, the active pixel region comprising: a plurality of pixel units; a plurality of gate lines; a plurality of data lines; and a plurality of gate leading wires, wherein two columns of the plurality of pixel units are provided between two adjacent data lines among the plurality of data lines, each of the plurality of gate leading wires is disposed between the two columns of the plurality of pixel units, and each of the plurality of gate lines is connected to respective one of the plurality of gate leading wires. | 06-06-2013 |
20140347302 | UNLOCKING METHOD AND DEVICE FOR TOUCH SCREEN TERMINAL AND TOUCH SCREEN TERMINAL - Embodiments of the present invention disclose an unlocking method, a device for touch screen terminal and a touch screen terminal. The method includes: performing a touch unlocking operation to an unlocking unit, wherein the unlocking unit is at least one active area corresponding to the unlocking operation and provided on the touch screen with an area smaller than that of the entire screen; and when the touch screen terminal is in a non-service state, the active area is in a service state or a standing by state; when detecting the touch unlocking operation, generating an unlocking request signal; and providing an unlocking operation interface according to the unlocking request signal. Therefore, the unlocking operation does not depend on a physical key any more, which allows a light and thin profile and a simple and clear appearance, and reduces damage ratio of terminal's components, and at the same time the non-entire screen unlocking operation interface is advantageous for low power consumption requirement on the touch screen. | 11-27-2014 |
20150103293 | LIQUID CRYSTAL CELL, LIQUID CRYSTAL DISPLAY DEVICE AND SURFACE MODIFICATION METHOD FOR INFRARED MATERIAL - A LCD device comprising the liquid crystal cell and a surface modification method for an IR material are provided. The IR material is obtained via the surface modification method, and a component comprising the IR material is disposed in the liquid crystal cell. As the liquid crystal cell can emit infrared light, it is beneficial for healthy. The surface modified IR material is compatible and has optimal matching property with the structure of the liquid crystal cell, the heat exchange capacity between the IR material and the backlight as well the ambient light can be improved without compromising the performance of the LCD device, and the surface modified IR material will emit far-IR light of specific wavelength with higher emissivity. | 04-16-2015 |
20150160475 | Liquid Crystal Based Contact Lens - A liquid crystal based contact lens comprises a first substrate and a second substrate which are aligned-and-assembled, and a liquid crystal layer disposed between the first substrate and the second substrate, the first substrate comprises a first transparent flexible substrate base, and a first alignment film comprising first alignment grooves, the first alignment film is provided on the first transparent flexible substrate base, the first alignment grooves extend to the edge of the liquid crystal based contact lens in annular shapes with their geometric centers located at the center of the lens, the second substrate comprises a second transparent flexible substrate base, and a second alignment film comprising second alignment grooves, the second alignment grooves corresponds to the first alignment grooves, the second alignment film is provided on the second transparent flexible substrate base, the liquid crystal layer is disposed between the first alignment film and the second alignment film. | 06-11-2015 |
20150186013 | ELECTRONIC DEVICE AND KEY INPUT PROMPT METHOD - The present invention provides an electronic device and a key input prompt method. The electronic device includes: a touch panel; multiple transparent deformation units arranged above the touch panel, each deformation unit corresponding to an area on the touch panel and having an initial shape; a first detection unit detecting whether a virtual keyboard is displayed on the touch panel and acquiring a first determination result; a first specifying unit selecting at least one target character from multiple characters included in the virtual keyboard and specifying a display area of the target character when the first detection result indicates that the virtual keyboard is displayed on the touch panel, a second specifying unit specifying a target deformation unit that corresponds to the display area from the deformation units, and a generation unit generating an excitation source for exciting the target deformation unit, the target deformation unit deforms from the initial shape to a target shape under the control of the excitation source. The electronic device according to the present invention can provide an actual tactile sensation to a user. | 07-02-2015 |