98results about How to "No light leakage" patented technology

The invention provides a thin film transistor array substrate. The key points of the invention comprise that a pixel region is also provided with a first element and a second element; the first element comprises a grid insulation layer directly covering the surface of a substrate base plate, a semiconductor layer formed on the grid insulation layer and a first source electrode and a first drain electrode which are both formed on the semiconductor layer; and the second element comprises a grid insulation layer directly covering the surface of the substrate base plate, a semiconductor layer formed on the grid insulating layer and a second source electrode and a second drain electrode which are both formed on the semiconductor layer. For the thin film transistor array substrate with a pixel repairing structure, when the pixel bright spot defect generates, by utilizing a repairing method for the thin film transistor array substrate provided by the invention, the voltage at both ends of a liquid crystal capacitor is approach to the voltage difference VL0 corresponding to the darkest gray scale L0 in the end, so no light leakage occurs while viewing from different visual angles.

The invention discloses a curved liquid crystal display panel and a manufacturing method thereof. The curved liquid crystal display panel mainly comprises a colored film substrate, an array substrate, and a liquid crystal layer, wherein the liquid crystal layer is positioned between the colored film substrate and the array substrate; and a phase retarder film with a preset phase difference is arranged at one side, close to the liquid crystal layer, of the colored film substrate, so that the phase difference of the liquid crystal layer is compensated by the phase difference of the phase retarder film. Therefore, the phenomenon of light leakage when the curved liquid crystal display panel is in a dark state is avoided.

An image capturing module according to the present invention includes a holder member, which accommodates therein a focusing lens for forming an image of a subject light on an image capturing chip attached on a substrate and is attached to the substrate to cover the image capturing chip, where the holder member is directly supported on a surface of the image capturing chip.

The invention discloses a transparent display, and relates to the technical field of electro-optic display. The transparent display comprises a TFT-LCD layer, a quantum conversion layer, a PDLC or PNLC layer, a light guide plate layer and a liquid crystal changing light layer which are arranged in sequence in a stacked mode, the TFT-LCD layer is a combined array substrate structure which contains a front polaroid and a rear polaroid; the quantum conversion layer is used for transforming an optical wavelength which is transmitted by light into light with another wavelength, which correspondingly illuminates an image under a TFT-LCD imaging pattern; the PDLC or PNLC layer is used for making penetrated light show a scattering state or a transparent state; the light guide plate layer is used for making LED strong light scatter and illuminate the image in the TFT-LCD layer; the liquid crystal changing light layer is of a layered shape structure which becomes mirror glass when electrified or becomes transparent glass when not electrified. Through the adoption of the transparent display, the contrast and the transmittance of the display are improved while the energy consumption is low and the service life is longer, compared with an ordinary scheme which relies on reflective light, the display effect is more excellent, the permeability is better, under the existing process technology, implementation is easier, and the cost is low.

The invention discloses a liquid crystal display device capable of achieving viewpoint switching. The liquid crystal display device comprises a first substrate, a second substrate and a liquid crystal layer. The first substrate is provided with a first electrode and a second electrode. The second electrode is located between the first substrate and the first electrode. The second substrate is opposite to the first substrate and is provided with a third electrode. The liquid crystal layer is located between the first substrate and the second substrate, liquid crystal molecules in the liquid crystal layer are positive liquid crystal molecules, and the initial tilt angles of the liquid crystal molecules, adjacent to the first substrate and the second substrate, of the liquid crystal layer are the same. The purpose of switching of wide viewpoints and narrow viewpoints can be achieved under the conditions that a shielding film does not need to be used, the thickness and cost of a liquid crystal display are not increased, and the aperture opening ratio is not sacrificed.

The invention provides a display substrate and a display device, and aims to solve the problems of deflection and disorder of liquid crystals and light leakage at a position where a friction groove is not formed under the influence of a spacer in the conventional display unit. The display substrate comprises a substrate, and black matrixes, spacers and a friction film layer, which are formed on the substrate, wherein the black matrixes comprise a plurality of first black matrixes which are arranged along a first direction and a plurality of second black matrixes which are arranged along a second direction; the area of one first black matrix between two adjacent black matrixes along the second direction is smaller than a threshold valve; the threshold value is a product of the distance between two adjacent second black matrixes along the second direction and the maximum width of one first black matrix between two adjacent second black matrixes; the spacers are positioned at positions corresponding to the black matrixes, and the shadows of the spacers along a friction direction are projected onto the first black matrixes.

The invention relates to the technical field of displaying, and discloses a top grid type TFT array substrate, a manufacturing method of the top grid type TFT array substrate, a display panel and a display device. A black matrix of the display panel is formed on the array substrate and located below a TFT, an overlapped area exists between the black matrix and a pixel electrode, the alignment deflection problem produced when the array substrate and a color film substrate are folded together is solved, it is ensured that light leakage does not occur in the edge of the display area when the size of the black matrix is increased, meanwhile, the increased size of the black matrix is effectively reduced, the opening rate of the display panel is increased, and the display characteristic of the display device is ensured.

The invention relates to an internal home appliance device of an integrated ceiling, belonging to the home appliance device for the integrated ceiling. At present, no internal home appliance device of the integrated ceiling with a reasonable structure design, convenience in installation and good sealing performance is provided. The internal home appliance device comprises a panel, a main machine and a keel and is characterized by also being provided with a connecting piece and at least two bearing pieces, wherein the panel is directly and fixedly arranged on the main machine by the connecting piece and is matched with the main machine; the main machine and the keel are fixedly arranged together by the bearing pieces; and the bottom surface of the main machine is positioned under the keel supporting surface. In the internal home appliance device, the structure design is reasonable, the installation and the disassembly are convenient, the space can be effectively utilized, the bottom surface of the main machine is positioned under the keel supporting surface, the spacing between the keel and the ceiling is beneficial to being shortened, the function of effectively utilizing the space is achieved, and the resource utilization rate is improved; and good sealing performance of an appliance without the conditions of light leakage, air leakage and the like is ensured, and the overall performance of the appliance is improved.

The invention discloses a display panel and a display device. The display panel comprises a bent end, an array substrate and a color film substrate, wherein the bent end extends along a first direction; the array substrate and the color film substrate are arranged oppositely; the color film substrate comprises a black matrix; the black matrix divides the display panel into a plurality of sub-pixels and comprises a plurality of strip-shaped units which extend along a first direction; the strip-shaped units comprise a first strip-shaped unit, a second strip-shaped unit, a third strip-shaped unitto an Nth strip-shaped unit, and N is a positive integer and is greater than or equal to 3; and the bent end is provided with an edge which extends along the first direction, and in the bent end, thewidths of the first strip-shaped unit, the second strip-shaped unit to the Nth strip-shaped unit are gradually increased in a direction, which points to the edge, of a display region of the display panel. The black matrix of the bent end is changed regularly, and is provided with the strip-shaped units with at least three widths, and during displaying of the bent end, light leakage cannot be caused.

The invention provides a pixel circuit of an organic light-emitting display device. The pixel circuit comprises a first transistor, a second transistor, a feedback capacitor and an organic light-emitting element, wherein the first transistor is used for transmitting a high level to a first pole of the feedback capacitor in a first reset stage, and the second transistor is used for transmitting aninitial signal to a second pole of the feedback capacitor in the first reset stage; the first transistor is also used for transmitting a low level to the first pole of the feedback capacitor in the second reset stage; the second transistor is also used for closing the second pole of the feedback capacitor in the second reset stage to suspend the second pole of the feedback capacitor; wherein the second reset stage is after the first reset stage; and in the second reset stage, the potential variation of the first pole of the feedback capacitor is the difference between the high level and the low level, and the potential of the second pole of the feedback capacitor is obtained by subtracting the potential variation from the initial signal.

The invention provides an array substrate, a preparing method of the array substrate and a display device of the array substrate. The array substrate comprises a substrate body, a thin film transistor, a grid line and a data line, wherein the thin film transistor, the grid line and the data line are arranged on the substrate body. The thin film transistor comprises a grid electrode, a source electrode, a drain electrode and a grid insulating layer arranged between the grid electrode, the source electrode and the drain electrode, wherein the grid electrode is electrically connected with the grid line, a data line embedding area is arranged in the grid insulating layer, the data line is positioned in the data line embedding area, and the data line is electrically connected with the source electrode. The array substrate is arranged in the data line embedding area of the grid insulating layer through the data line, so that no offset or small offset is generated in the edge area, corresponding to other areas in a pixel area, of the data line. Thus, no friction weak area is generated in alignment layer friction, no light leakage is generated, accordingly the black array width above the data line is reduced, and the aperture opening rate of a display panel is improved. The display device uses the array substrate to improve contract ratio and light transmittance.

The invention provides a cooling film, a display device and a fabrication method of the display device. The cooling film comprises a heat conduction layer and a shielding layer, wherein the heat conduction layer is arranged on the shielding layer and comprises a metal layer and a first heat conduction layer, the metal layer is arranged on the first heat conduction layer, the first heat conductionlayer is arranged on the shielding layer, the positive projection of the shielding layer in a thickness direction covers the positive projection of the heat conduction layer in the thickness direction, and the area of the positive projection of the shielding layer in the thickness direction is larger than the area of the positive projection of the heat conduction layer in the thickness direction.By the cooling film, the display device comprising the cooling film cannot cause light leakage and is good in sealing performance and falling-resistant performance, and moreover, the fabrication process is simple.

The invention relates to a VA liquid crystal display screen and a manufacturing method thereof. The method comprises the steps that a long-strip-shaped COM electrode is subjected to photoetching on the inner side of an upper ITO layer of an upper glass substrate, a long-strip-shaped SEG electrode is subjected to photoetching on the inner side of a lower ITO layer of a lower glass substrate, a plurality of first hollow-out structures are arranged in the COM electrode, a plurality of second hollow-out structures are arranged in the SEG electrode; an upper insulation layer is printed on the lower surface of the COM electrode, and a lower insulation layer is printed on the upper surface of the SEG electrode; and the upper glass substrate and the lower glass substrate are fixed to form a glass liquid crystal cell through frame glue and gap powder, the COM electrode and the SEG electrode are arranged in an orthogonality-overlapping mode, and the first hollow-out structures in the COM electrode and the second hollow-out structures in the SEG electrode are arrayed in parallel at intervals at equal distance. An anti-view-angle blind zone is removed, and a full-view-angle displaying effect is achieved.

Provided is a light emitting device having an upper/lower electrode type light emitting diode on a substrate composed of a ceramic board composed of a metal substrate and a ceramic substrate abuttingto the metal substrate. A substrate lead frame for manufacturing the light emitting device is also provided. In the light emitting device, a light emitting section or the like is arranged on a substrate wherein a metal substrate (11) and a ceramic board (12) abut to each other on one side. The ceramic board (12) has a conductive film (17) formed on an upper section. The metal substrate (11) and the ceramic board (12) are bonded with an adhesive such as a thermosetting resin so that a reflection frame (16) composed of an insulating member having an opening section is over the metal substrate and the ceramic board. At least one upper/lower electrode type light emitting diode (13) has a lower electrode on the metal substrate (11). At least one conductive connecting member (14) connects an upper electrode (131) of the upper electrode type light emitting diode (13) and the conductive film (17).

The invention relates to an array substrate of an LCD. The array substrate comprises a substrate which is provided with a plurality of grid lines and data lines which cross each other to define pixel areas; each pixel area is provided with a pixel electrode, wherein, shielding strips are arranged in parallel just below the data lines, and the width of the shielding strips is greater than that of the data lines. The shielding strips are connected with the data lines through holes. By arranging shielding strips which are wider than the data lines in parallel just below the data lines, the array substrate effectively avoids the light leakage that possibly occurs while flapping a panel.

The invention relates to a fingerprint acquisition area determination method, which comprises the steps of determining a contact area according to a touch signal generated by a touch operation from astarting moment t0 when the touch operation is sensed; determining the change rate of the characteristic characteristic parameters of the contact area; and if the change rate is smaller than or equalto a preset change rate, determining a fingerprint acquisition area according to the contact area. According to the method of the invention, the normal touch operation of the user is favorably prevented from being judged as wrong touch.

The invention provides a pixel control circuit which comprises a control signal output unit and a switch unit. An input end of the switch unit is electrically connected to an output end of the controlsignal output unit. An input end of the control signal output unit is electrically connected to the data line and is used for comparing voltage received by the data line and preset reference voltage,a first control signal is outputted if the value of the voltage received by the data line is equal to the value of the preset reference voltage, otherwise a second control signal is outputted. The switch unit is closed under the control of the first control signal and is opened under the control of the second control signal. The preset reference voltage is corresponding Gamma voltage when a display panel is in a dark state. When the pixel control circuit is used to control the pixels of the display panel to emit light, since the switch unit is closed under the control of the first control signal, the pixel light leakage of the display panel can be reduced in the dark state, and the picture quality can be improved. In addition, the invention also provides the display device and a control method of the pixel control circuit.

The invention provides a backlight module, a manufacture method thereof, and a display device, and belongs to the technical field of display. The manufacture method for the backlight module comprisesthe following steps that: forming a light getting optical grating material layer on the light emitting surface of a light guiding plate; through a nanoimprint technology, forming an imprinting adhesive graph on the light getting optical grating material layer; forming a photoresist graph which covers the imprinting adhesive graph in an area where the light getting optical grating needs to be formed; removing the imprinting adhesive graph which is not covered with the photoresist graph; and removing the photoresist graph, taking the residual imprinting adhesive graph as a mask to etch the lightgetting optical grating material layer, and forming the light getting optical grating. By use of the technical scheme of the invention, the contrast ratio of the display device can be improved.

The invention relates to the technical field of stereo display, and discloses a liquid crystal parallax barrier and a stereo display device and a correction method thereof. A first electrode structureis arranged on the side, opposite to a liquid crystal layer, of a first substrate of the liquid crystal parallax barrier, the first electrode structure comprises multiple driving electrode sets whichare arranged in a periodic mode, each driving electrode set comprises at least two driving electrode layers, each driving electrode layer comprises multiple driving electrodes which are arranged at intervals, a gap portion is arranged between each two adjacent driving electrodes, and the driving electrodes and the gap portions of each two adjacent driving electrode layers are oppositely arranged;the driving electrodes which apply the first preset driving voltage in each driving electrode set form a shading portion, the driving electrodes which apply the second preset driving voltage in eachdriving electrode set form a photic portion, and when the driving electrodes which apply the first preset driving voltage and the driving electrodes which apply the second preset driving voltage change, the positions of the shading portions and the photic portions change correspondingly, so that over dependency and excessive demands on the laminating accuracy can be effectively avoided.

The invention provides an optical display system, belonging to the technical fields of optical imaging and display. The optical display system comprises a display system, a first optics lens, a secondoptics lens and a third optics lens; the light emitted by the display system is incident light, the first optical lens is arranged on the optical path of the incident light, and the light transmittedfrom the first optical lens is first transmitted light; the second optical lens is arranged on the optical path of the first transmitted light, and first reflected light is generated after the firsttransmitted light is treated by the second optical lens; the third optical lens is arranged on the optical path of the first reflected light, the first reflected light is partially reflected after being treated by the third optical lens so as to form second reflected light, and the rest part is absorbed by the third optical lens; the second reflected light is incident into the second optical lens,and the second reflected light is transmitted out after being treated by the second optical lens so as to form second transmitted light. The optical display system has the advantages of being simplein structure, lighter in weight, good in imaging quality and free from light leakage phenomenon, and avoids leakage of information.

The invention provides a light guiding element, a lighting module, a motor vehicle and a manufacturing method thereof. The light guiding element (100) comprises a light guiding body (1) and a metal plating layer (3), wherein the light guiding body (1) comprises a light incident portion (6), a main light guiding portion (7) and a light emergent portion (8), the light guiding element (100) further comprises at least one layer of light-shielding paint layer (2), and the light-shielding paint layer (2) is at least arranged on a light emergent surface (5) of the light emergent portion (8) of the light guiding body (1), the metal plating layer (3) is arranged on the light-shielding paint layer (2), the light-shielding paint layer (2) at least partially covers the light emergent surface (5) of the light emergent portion (8), and the uncovered light emergent surface (5) is used for forming an identification portion (4) on the light emergent portion (8). The light guiding element (100) is usedfor generating an optical identifier.