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196results about How to "Reduce border size" patented technology

Backlight assembly and display apparatus having the same

ActiveUS8714804B2Viewing angle of the display apparatus may be easily controlledEasily embodiedPlanar/plate-like light guidesReflectorsLight guideLight beam
The backlight assembly includes a light source part and a light guide plate. The light source part generates a first light beam. The light guide plate has a plurality of light guide blocks. Each of the light guide blocks has a light incident surface, an opposite surface, a light emitting surface, and an inclined surface. The light incident surface receives the first light beam. The opposite surface is located opposite to the light incident surface, has a convex shape with respect to the light incident surface, and reflects the first light beam and converts the first light beam into a second light beam. The light emitting surface emits the second light beam. The inclined surface is inclined with respect to the light emitting surface.
Owner:SAMSUNG DISPLAY CO LTD

Array substrate and display device

The invention discloses an array substrate and a display device with the array substrate and relates to the field of display, which can further reduce the peripheral frame size and realize the narrow frame so as to increase the effective display area of the display device. The array substrate comprises a substrate, a grid line and a shift register, wherein the grid line is arranged on the substrate; the shift register comprises at least one first thin film transistor, a time control signal line and a first signal line; the first thin film transistor is connected with the grid line; the time control signal line and the first signal line extend into a display area of the array substrate; at least one thin film transistor is distributed in the display area of the array substrate; a source electrode of the first thin film transistor is connected with the clock control signal line; a drain electrode of the first thin film transistor is connected with the grid line; and a grid electrode of the first thin film transistor is connected with the first signal line.
Owner:BOE TECH GRP CO LTD +1

Display panel with external signal lines under gate drive circuit

A touch recognition enabled display panel includes a plurality of common electrode blocks serving as touch-sensing regions and / or touch-driving regions. Conductive lines connected to the common electrode blocks are placed under the common electrode blocks and the pixel electrodes of the pixels, and they are routed across the active area, directly toward an inactive area where drive-integrated circuits are located. The conductive lines are positioned under one or more planarization layers, and are connected to the corresponding common electrode blocks via one or more contact holes.
Owner:LG DISPLAY CO LTD

Display apparatus and method for controlling the same

A display apparatus includes a display panel including pixels arranged at an intersection of data lines and gate lines, a source driver IC configured to be disposed on one side surface of the display panel to apply a data voltage to the data lines, a gate driver IC configured to be disposed on any one of two side surfaces which are adjacent to the one side surface of the display panel to apply a gate driving voltage to the gate lines, and a controller configured to receive feedback on a gate driving voltage applied to at least one pixel, detect a distortion of the gate driving voltage applied to the pixel based on the feedback, adjust a level of the gate driving voltage applied to the gate lines to compensate for the distortion of the gate driving voltage, and apply the adjusted gate driving voltage to the gate lines.
Owner:SAMSUNG ELECTRONICS CO LTD

Display module and electronic device

The invention provides a display module and an electronic device. The display module comprises a display panel, wherein the display panel comprises a first area and a second area. An optical adhesivelayer positioned on the display panel; a touch layer positioned on the first region of the display panel and fixed to the display panel through the optical adhesive layer; the touch control flexible circuit board is positioned on the second area of the display panel and connected with the touch control layer. The touch control flexible circuit board is fixed with the second area through the optical adhesive layer. The invention adopts an optical adhesive layer to connect the touch control flexible circuit board and the bending area of the display panel, and reduces the gap between the touch control flexible circuit board and the display panel while supporting the bending area, thereby effectively reducing the frame size of the display module structure.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Liquid crystal display device

A liquid crystal display device includes a backlight assembly including a light source that generates a light and an optical sheet that transmits the light, and a display panel disposed on the backlight assembly. The optical sheet includes a light-transmitting portion and an extending portion that are formed as a unitary single unit, and further includes a side light-blocking portion that is combined with the extending portion. The light-transmitting portion extends in a first direction, and the extending portion extends continuously from an end of the light-transmitting portion in a second direction that is different from the first direction.
Owner:SAMSUNG DISPLAY CO LTD

Direct type liquid-crystal display device

The invention discloses a direct type liquid-crystal display device and relates to the technical field of electronic and electrical products. The direct type liquid-crystal display device comprises a back plate, a middle frame, a front frame, a backlight module and a display screen, wherein the back plate comprises a base plate and side plates, the middle frame is installed on the side plates through fasteners and clamping tables, a supporting plate is further arranged on the middle frame, the backlight module is embedded between the supporting plate and the back plate, the front frame covers the outer side of the back plate and the outer side of the middle frame, and the display screen is embedded between the front frame and the supporting plate. A reinforcing plate is further fixed to the back plate, clamping hooks are arranged on the reinforcing plate, the backlight module comprises lamp strips, the lamp strips are provided with clamping holes, and the clamping hooks are matched with the clamping holes to fix the lamp strips on the reinforcing plate. The strength of the back plate is improved by arranging the reinforcing plate on the back plate, back plate damage during lamp strip installation is avoided, the size of the back plate is decreased, and the production cost is saved. In addition, the lamp strips and the reinforcing plate are connected through the clamping hooks and the clamping holes, mounting and dismounting are convenient, the assembly time is saved, and the lamp strip mounting and changing efficiency is improved.
Owner:洪鸿莎

OLED (Organic Light-Emitting Diode) display panel packaging structure and packaging method

The invention discloses an OLED (Organic Light-Emitting Diode) display panel packaging structure and a packaging method. The packaging structure comprises a base plate and a cover plate, wherein the base plate comprises a first substrate; multiple pixel areas are formed on the first substrate; each pixel area is internally provided with an OLED device and a pixel circuit for driving the OLED device; the OLED device is located on the pixel circuit; the cover plate comprises a second substrate; a metal isolation wall is formed around the pixel area on the base plate; the metal isolation wall is vertical to the first substrate and protrudes against the surface of the OLED device; a metal layer is formed on the second substrate; the position of the metal layer is corresponding to that of the metal isolation wall; the melting point of the metal layer is lower than that of the metal isolation wall; and the metal layer and the metal isolation wall are welded to seal the OLED device inside the metal isolation wall. According to the embodiment of the invention, through forming the metal isolation wall around the pixel area, the welding metal layer is formed at the corresponding position on the cover plate, sealing between the cover plate and the base plate is realized through a hot pressing welding mode, the packaging effects are improved, and the screen body frame size can be reduced.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD

Display device

The display device according to the present disclosure may comprise a display panel equipped with a plurality of pixels and a plurality of photo sensors, a data driving circuit, a gate driving circuit, and a timing controller. The source drive IC included in the data driving circuit may comprise a DAC, one or more sensing units to receive an electrical signal from the photo sensor in a display period and to receive a sensing signal from the pixel in a blank period, and an ADC to convert the signal output from the sensing unit into digital data.
Owner:LG DISPLAY CO LTD

Display Device Having Partial Panels and Driving Method thereof

Disclosed are a display device comprising panel portions and a driving method thereof, which are capable of dividing the display panel into two or more panel portions and adding a touch mode between the display modes of each panel portion, thereby improving the frequency of the touch sensing or the touch report rate. The display device comprising panel portions and the driving method thereof can reduce the pulse width of the signals from 4H 8phase to 2H 4phase by using an oxide TFT and maintain or reduce the number of the signal lines applied to the gate driver of the partial display panel, thereby having the advantages in terms of the bezel.
Owner:LG DISPLAY CO LTD

OLED display panel and display device

The invention provides an OLED display panel and a display device. A retaining wall of the OLED display panel comprises a substrate retaining wall layer, an inorganic retaining wall layer and an organic retaining wall layer which are stacked, an inorganic retaining wall film and the cross section of the substrate retaining wall layer form an undercut shape, and the substrate retaining wall layer comprises a second flexible substrate. The inorganic retaining wall layer comprises an inorganic layer in the driving circuit layer, and the organic retaining wall layer comprises at least one of a planarization layer, a pixel definition layer and a supporting column. Based on the retaining wall structure, the retaining wall height is increased, the organic materials can be better prevented from flowing, and the distance between the retaining wall and the display area is reduced. Meanwhile, the undercut shape between the retaining wall and the display area can also increase the flow path of theorganic materials, so that the distance between the retaining wall and the display area can be further reduced. Moreover, the cutting cracks can be prevented from extending to the display area alongthe inorganic layer and the substrate, so that the size of a frame can be further reduced to a greater extent.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Mobile terminal

A mobile terminal can include a frame including a middle portion and an edge portion that includes conductive members and is located outside of the middle portion; a slot antenna including a slot with an open end, at least one of the conductive members, a ground unit and the middle portion of the frame; a display unit on a front surface of the middle portion; and a heat radiation sheet between a back surface of the display unit and the front surface of the middle portion, in which the back surface includes a first region overlapping the middle portion of the frame, a second region located outside of an edge of the middle portion of the frame without overlapping the middle portion, a third region overlapping the heat radiation sheet, and a fourth region including part of the second region that overlaps the slot without overlapping the heat radiation sheet.
Owner:LG ELECTRONICS INC

Display device

A display device is provided. A display device according to an exemplary embodiment of the present invention includes a display panel including: a display area where a plurality of pixels are disposed and a peripheral area near the display area; and a gate driver disposed in the peripheral area and including a transistor unit and a common voltage application unit, wherein the common voltage application unit overlaps via a first insulating layer disposed on the transistor unit.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS TECH CO LTD

Gate driver and organic light emitting display device including the same

According to an aspect of the present disclosure, a gate driver includes a plurality of stages which is dependently connected to each other and each of the plurality of pixels includes: a first output unit which outputs a sensing signal by voltages of a Q node and a QB node; a second output unit which outputs a reference signal by the voltages of the Q node and the QB node; a third output unit which outputs a scan signal by the voltages of the Q node and the QB node; a first controller which controls the Q node; and a second controller which controls the QB node, and at least two of the first to third output units share at least one clock signal among a plurality of clock signals, thereby reducing an area of the gate driver.
Owner:LG DISPLAY CO LTD

Shift register

Disclosed is a shift register including stages for sequentially outputting output pulses including carry and scan pulses. Odd-numbered stages supply corresponding scan pulses to odd-numbered gate lines in a sequential manner, and even-numbered stages supply corresponding scan pulses to even-numbered gate lines in a sequential manner. Each stage includes a carry output unit for generating a carry pulse, based on a first discharge voltage and a clock pulse having a low-level voltage equal to the first discharge voltage, and supplying the carry pulse to at least one of upstream and downstream stages, and a scan output unit for generating a scan pulse, based on a second discharge voltage having a higher voltage than the first discharge voltage and the clock pulse, and supplying the scan pulse to a corresponding gate line.
Owner:LG DISPLAY CO LTD

Display device and vehicle having the same

A display device including a touch window including an active area and an unactive area around the unactive area; a display unit disposed under the touch window; a bezel frame configured to support the display unit; and a light sensor unit disposed on a side of the bezel frame and at an angle to a top surface of the touch window under the unactive area of the touch window and including at least one light output unit configured to output light and at least one light receiving unit configured to receive light reflected from an input tool.
Owner:LG ELECTRONICS INC

Backlight assembly and display device having the same

A backlight assembly includes a light guiding plate, a driving board, a light emitting chip and a flexible board. The light guiding plate has a plate shape. The driving board is disposed substantially parallel with a side surface of the light guiding plate to face the side surface of the light guiding plate. The light emitting chip is formed on a surface of the driving board to generate light toward the side surface of the light guiding plate. The flexible board has a connection wiring that provides a power source to the driving board. The driving board is disposed on the flexible board.
Owner:SAMSUNG DISPLAY CO LTD

Organic light emitting display and apparatus for driving same

The present disclosure relates to an organic light emitting display and an apparatus for driving the same. According to the present aspects, a first light emitting transistor can be maintained to be in a turn-off state from an initial interval to a holding interval, whereby a short-circuit between data voltage and reference voltage, which occurs when the first light emitting transistor is turned on in the initial interval, can be prevented.
Owner:LG DISPLAY CO LTD

Touch panel

Disclosed herein is a touch panel. A touch panel according to a first preferred embodiment of the present invention includes: a base member; a transparent electrode formed in an active area of the base member; an insulator formed in a bezel area of the base member, and convexly protruded from the base member; and an electrode wiring formed on an exposed surface of the insulator. In addition, a touch panel according to a second preferred embodiment of the present invention includes: a base member having a groove portion formed such that an exposed surface thereof has a concave curved surface; a transparent electrode formed in an active area; and an electrode wire connected to one end or both ends of the transparent electrode and formed on the exposed surface of the groove portion.
Owner:SAMSUNG ELECTRO MECHANICS CO LTD

Light emitting device having asymmetric light shape and manufacturing method thereof

The invention provides a monochromatic light chip scale packaging light emitting device having asymmetric light shape. The device comprises a flip-chip LED chip and a reflecting structure and can also comprise a florescent structure so as to form a white light chip scale packaging light emitting device having the asymmetric light shape. The florescent structure comprises a florescent layer and a light transmitting layer, and the bottom surface at least covers the upper surface of the LED chip. The reflecting structure at least partially shields the vertical surface of the LED chip and the side surface of the florescent structure. The invention also provides a manufacturing method of the light emitting device. Therefore, the light emitting angle of the chip scale packaging light emitting device can be effectively limited in a specific direction so as to provide the asymmetric light shape, and thus the application requirements of asymmetric lighting or light source can be met without using additional optical lens and the application advantage of small size can also be maintained.
Owner:MAVEN OPTRONICS CO LTD

Direct type backlight module and display device

ActiveCN111443524AEliminate the problem of blue light leakage at the edgeReduce border sizeNon-linear opticsDisplay deviceQuantum dot
The invention provides a direct type backlight module and a display device, and belongs to the technical field of display. The direct type backlight module comprises a back plate, a light source assembly and a quantum dot assembly, wherein the light source assembly is arranged on one side of the back plate; the light source assembly comprises a light source driving circuit and a plurality of lightemitting devices connected to the light source driving circuit; the quantum dot assembly comprises quantum dot layers arranged on the sides, away from the back plate, of the light-emitting devices and a retaining wall surrounding all the light-emitting devices; quantum dots are contained in the quantum dot layers; and the end, far away from the back plate, of the retaining wall is connected withthe quantum dot layers. According to the direct type backlight module, a narrow frame can be achieved.
Owner:HEFEI BOE OPTOELECTRONICS TECH +1

Touch display panel and touch display device

The invention discloses a touch control display panel which comprises a first substrate and a second substrate, wherein the first substrate and the second substrate are oppositely arranged and comprise display areas and non-display areas, and the non-display areas surround the display areas; in the display area of the second substrate, one side, which faces towards the first substrate, of the second substrate is provided with a touch layer; in the non-display area of the second substrate, one side, which faces towards the first substrate, of the second substrate is provided with at least one conduction gasket; the conduction gasket is electrically connected with the touch layer; in the non-display area of the first substrate, one side, which faces towards the second substrate, of the first substrate is provided with an organic light-emitting element layer, and the organic light-emitting element layer is provided with a first insulation layer; the first insulation layer is provided with a first conducting layer; the first conducting layer comprises at least one connection gasket and a connecting wire, and the connecting wire is electrically connected with the connection gasket; the projection of the connection gasket on the second substrate is at least partially overlapped with the conduction gasket, and the connection gasket is electrically connected with the conduction gasket.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD +1

Drive circuit, array substrate and liquid crystal display

The invention provides a drive circuit which comprises the first to the sixth transistors, a high level end and a low level end, wherein a grid electrode of the first transistor is used as a first clock signal end; a drain electrode of the first transistor is used as a voltage input end; a source electrode of the first transistor is connected to the drain electrode of the second transistor, the grid electrode of the third transistor and the grid electrode of the sixth transistor; the grid electrode of the second transistor is used as a third clock signal end; the source electrode of the second transistor is connected to the high level end; the drain electrode of the third transistor is connected to the source electrode of the fourth transistor and the grid electrode of the fifth transistor; the source electrode of the third transistor is connected with the high level end; the grid elected of the fourth transistor is used as the third clock signal end; the drain electrode of the third transistor is connected with the low level end; the drain electrode of the fifth transistor is connected with the high level end; the source electrode of the fifth transistor is connected to the drain electrode (voltage output end) of the sixth transistor; the source electrode of the sixth transistor is used as the second clock signal end; and the voltage output end outputs a voltage signal obtained after displacing the input voltage. The drive circuit provided by the invention can save the manufacture procedure, and the production efficiency is improved.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Liquid crystal display panel, display device and manufacturing method of liquid crystal display panel

The embodiment of the invention provides a liquid crystal display panel, a display device and a manufacturing method of the liquid crystal display panel. The liquid crystal display panel comprises a first substrate and a second substrate arranged oppositely, and a liquid crystal layer located between the first substrate and the second substrate. The second substrate is a flexible substrate, including a parallel part and a bending part; the parallel part is located at the display region of the liquid crystal display panel and is parallel with the first substrate; the bending part is located atthe peripheral region of the liquid crystal display panel; the bending part is arranged far away from the first substrate and the regular projection region of the bending part at the parallel part ispartially overlapped with the parallel part; and the bending part is provided with a plurality of chips and a plurality of flat cables. In the embodiment of the invention, the frame dimension of the display panel is greatly reduced, application of a COP technology to the liquid crystal display panel is realized and a full-screen design almost without frame of the liquid crystal display panel can be realized.
Owner:BOE TECH GRP CO LTD +1

Touch panel and touch display device

The invention discloses a touch panel, which defines a touch area and a routing area which surrounds the touch area, wherein the touch area is provided with a plurality of first electrodes and a plurality of second electrodes; the routing area is provided with a plurality of first routes and a plurality of second routes; the plurality of first routes are electrically connected with the first electrodes; and the plurality of second electrodes are electrically connected with the second electrodes. The touch panel also comprises a first ground lead which is mutually insulated from the plurality of first routes and the plurality of second routes; the plurality of first routes, the first ground lead and the plurality of second routes are overlapped from top to bottom in sequence; and the plurality of first routes and the plurality of second routes are independently overlapped with the first ground lead. By use of the touch panel, the plurality of first routes and the plurality of second routes are all overlapped to the first ground lead, signal interference among the routes is avoided, the size of a routing area is reduced, and therefore, the border size of the touch panel can be narrowed.
Owner:INTERFACE TECH CHENGDU CO LTD +2

Display panel and display device

The embodiment of the invention discloses a display panel and a display device. The display panel comprises signal lines in at least two categories, connection lines in at least two categories and a driving chip; the driving chip is provided with signal ends in at least two categories, the signal ends in at least two categories are electrically connected with the signal lines in at least two categories through the connecting lines of the corresponding categories respectively; in the signal ends in at least two categories, at least part of signals ends in different categories are arranged in a spaced mode. The display panel and the display device have small frame size.
Owner:BEIHAI HKC OPTOELECTRONICS TECH CO LTD

Backlight assembly and display apparatus having the same

A backlight assembly includes a light guiding plate and a plurality of first light sources. The light guiding plate includes a light exiting surface through which light can exit, a light guiding surface positioned opposite to the light exiting surface, and a first surface extending between the light guiding surface and the light exiting surface and inclined with respect to the light guiding surface by a first angle. The first angle is an acute angle. The first light sources can generate light, and are disposed under the light guiding plate. These first light sources are disposed adjacent to a first edge connecting the first surface with the light guiding surface.
Owner:SAMSUNG DISPLAY CO LTD
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