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48results about How to "Reduce bend radius" patented technology

Array substrate and organic luminescent display panel

The invention discloses an array substrate and an organic luminescent display panel. The array substrate comprises a substrate, an inorganic insulation layer positioned on the substrate, and a metal line layer positioned on the side, far from the substrate, of the inorganic insulation layer. The side, far from the substrate, of the inorganic insulation layer includes multiple projection structures, the metal line layer extends along the projection structures in a climbing way, and the extension length of the metal line layer can be increased substantially via arrangement of the projection structures. Compared with the prior art, the extension length of the metal line layer in the bending direction is increased in the array substrate, the bending radii of the metal line layer is lower, themetal line layer can bear a lower bending radii and is not cracked, and the problem that a metal line is easy to crack during bending in the prior art is solved.
Owner:EVERDISPLAY OPTRONICS (SHANGHAI) CO LTD

Touch display panel, driving method thereof and touch display device

The invention discloses a touch display panel, a driving method thereof and a touch display device for omitting a polaroid in a touch display panel so as to decrease the thickness of the touch displaypanel and the bent radius of the touch display panel. The touch display panel comprises a substrate and a touch structure arranged on the substrate; the touch structure comprises a first electrode layer and a second electrode layer which are arranged in different layers, and transparent piezoelectric units arrayed and distributed between the first electrode layer and the second electrode layer; the first electrode layer and / or the second electrode layer include / includes electrode units arrayed and distributed, and the transparent piezoelectric units have the filtering effects.
Owner:BOE TECH GRP CO LTD +1

Flexible display screen and manufacturing method thereof

The invention relates to the technical field of flexible display, and particularly relates to a flexible display screen and a manufacturing method thereof. The manufacturing method uses a bending fixture to fix an outer lead weld zone and a flexible circuit board of the flexible display screen, and then bends the bending fixture, so that the outer lead weld zone is bent as the bending fixture is bent; in addition, plastic supporting film having a certain stiffness is bonded between the flexible circuit board and the back surface of the flexible display screen, and the bent flexible circuit board is bonded to the back surface of the display screen through the supporting film; on the one hand, the supporting film can fix the flexible circuit board to avoid looseness of the flexible circuit board bound in a binding area in the bending and reduce the number of times of unnecessary bending of metal wires on the outer lead weld zone; on the other hand, the bending radius of the outer lead weld zone is adjusted through adjustment of the gap generated by the thickness of the supporting film, so that a metal wire film layer on the outer lead weld zone can be effectively prevented from beingbroken.
Owner:EVERDISPLAY OPTRONICS (SHANGHAI) CO LTD

Touch display substrate and preparation method thereof, and touch display device

The embodiment of the invention provides a touch display substrate and a preparation method thereof. The touch display device relates to the technical field of touch display and can solve the problemthat the touch display device has a large thickness. A touch display substrate includes a substrate, a color photoresist pattern disposed on the substrate, and a black matrix pattern for spacing the color photoresist pattern. The touch layer includes a plurality of first touch electrodes arranged in order along a first direction and a plurality of second touch electrodes arranged in order along asecond direction. The touch layer includes a plurality of first touch electrodes arranged in order along a first direction and a plurality of second touch electrodes arranged in order along a second direction. Wherein the first touch electrode and the second touch electrode are arranged crosswise, and the crosswise positions are insulated from each other by the black matrix pattern. The inventionis used for reducing the thickness of the touch display device.
Owner:BOE TECH GRP CO LTD +1

Flexible circuit board and manufacturing method thereof, display device and mobile terminal

The invention provides a flexible circuit board and a manufacturing method thereof, a display device and a mobile terminal. The flexible circuit board comprises a body and a bending portion arranged on one side of the body. The bending portion is bent along a bending line relative to the body. The bending portion comprises a flexible substrate and a conductive layer. The conductive layer is arranged on the flexible substrate, a first stress groove is arranged in one side surface, facing the flexible substrate, of the conductive layer, a second stress groove is arranged in the other side surface of the conductive layer, and the first stress groove and the second stress groove extend along a direction parallel to a bending line. By using the display device and the mobile terminal of the flexible circuit board, an occupied width of the flexible circuit board can be reduced by bending the bending portion of the flexible circuit board so that frame widths of the display device and the mobile terminal are reduced, and a narrow frame design is realized.
Owner:OPPO CHONGQING INTELLIGENT TECH CO LTD

Flexible OLED substrate structure and the design method thereof

The invention relates to a flexible OLED substrate structure and the design method thereof.The flexible OLED substrate structure contains the first inorganic layer with conductive demand which has multiple via holes on positions with conductive needs for conduction and adjustment on density of the organic layer patterning.The design method of the flexible OLED substrate structure at least comprises: 1. Adopt multiple via holes on inorganic layer where needs conduction; 2. Adopt net structure on power routing of the metal layer; 3. Adopt snakelike structure on signal routing which is vertical to bent axis or flexible axis. The flexible OLED substrate structure and its design method can increase its collapsible frequency, reduce its bend radius and improve bend performance; it can also improve the flexible frequency of the substrate structure, reduce its flexible radius and improve its flexible performance.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Flexible circuit board, flexible circuit board manufacturing method, and flexible display panel

The invention relates to a flexible circuit board, a flexible circuit board manufacturing method, and a flexible display panel. The flexible circuit board includes a substrate layer, a circuit conduction layer, and an insulation protection layer, wherein one side of the circuit conduction layer is attached to the substrate layer, and the other side of the circuit conduction layer is further adhered to the insulating protection layer; and the substrate layer, the circuit conduction layer and the insulating protection layer are in curved shape structures that are mutually compatible. Since the flexible circuit board has a curved shape structure, the flexible bending may be more easily realized, the bending radius may be reduced, and the rebound stress of the flexible circuit board may be reduced, so that the flexible circuit board has better bending performance, and is also capable of reducing the adhesive performance requirements of the adhesive during practical application, thereby achieving the purpose of reducing costs.
Owner:GUANGZHOU GOVISIONOX TECH CO LTD

Display device

The present invention provides a display device comprising: a display panel including a flat plate portion, a bent portion and a fixing portion, the bent portion being located between the flat plate portion and the fixing portion, the fixing portion being bent to a back surface of the flat plate portion through the bent portion; a supporting structure which is arranged on the back face of the flatplate part and comprises a first adhesive material layer making contact with the flat plate part, a second adhesive material layer making contact with the fixing part and a supporting part located between the first adhesive material layer and the second adhesive material layer; the supporting part comprises a supporting layer and a buffer layer solidified on the side, facing the first adhesive material layer, of the supporting layer in the direction perpendicular to the flat plate part. The invention is used for realizing light and thin design and narrow frame design of the display device.
Owner:BOE TECH GRP CO LTD

Display device

InactiveCN110047397ASolve the technical problem that the narrow frame cannot be realizedReduce bendable spaceCircuit bendability/stretchabilityIdentification meansFlexible circuitsDisplay device
The invention provides a display device which comprises a backlight module, a display panel and a circuit board structure; the display panel is arranged on the backlight module; the circuit board structure is connected to the same sides of the backlight module and the display panel; the circuit board structure comprises a reinforcing plate and a flexible circuit board used for being electrically connected with the backlight module and the display panel; the flexible circuit board comprises a first end, a second end and a bent part, the bent part is located between the first end and the secondend, the first end is fixedly connected to one side of the backlight module, and the second end is bent to the display panel and fixedly connected to one side of the display panel; the bent part is bent along the outer side face of the backlight module from the first end; the reinforcing plate is fixedly arranged on the bent part so as to reduce the bent radius.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Folding mechanism and electronic equipment

The invention provides a folding mechanism and electronic equipment. The folding mechanism comprises two rotating pieces, two rotating shafts and a sliding piece. One rotating shaft is connected to one rotating piece, the other rotating shaft is connected to the other rotating piece, and the axial directions of the two rotating shafts are parallel to each other. And the sliding piece is movably connected with the two rotating shafts. One rotating piece drives the rotating shaft connected with the rotating piece to rotate around the axial direction of the rotating piece so that the sliding piece can be driven to move in the axial direction, the sliding piece can drive the other rotating shaft to rotate around the axial direction of the rotating piece when moving in the axial direction, then the other rotating piece and the rotating piece are driven to synchronously move in the opposite directions, and the synchronization reliability and the synchronization effect are improved. And during synchronization, only two transmission pairs formed by the two rotating shafts and the sliding pieces are needed, the number of the transmission pairs is small, and the space occupied by the folding mechanism is reduced. In addition, the folding mechanism only generates two-time transmission, so that the transmission efficiency is improved, the accumulated tolerance clearance is reduced, and the idle stroke of rotation can be effectively reduced.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Flexible OLED display panel

The invention provides a flexible OLED display panel, which comprises a backboard, a flexible substrate and a signal line layer. The backboard comprises a first backboard and a second backboard. The flexible substrate is arranged on the backboard. The flexible substrate comprises a first region corresponding to the first backboard, a second region corresponding to the second backboard and a bending region connecting the first region and the second region. The signal line layer is arranged on the flexible substrate. In the bending region, a groove is formed in the side, away from the signal line layer, of the flexible substrate. By forming the groove in the bending region, bending radius of the flexible OLED display panel can be reduced, size of the border area is reduced, and screen-to-body ratio is improved.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Superconducting cable

ActiveCN110047624AReduce bend radiusAdapt to the needs of bending and deformation applicationsSuperconductors/hyperconductorsSuperconductor devicesEngineeringBend radius
The invention relates to the technical field of superconducting cables, in particular to a superconducting cable which comprises superconducting wires and cable cores, the superconducting wires are spirally wound on the cable cores in the length direction of the cable cores, and the cable cores are solid and can be bent and deformed. According to the superconducting cable, one or more superconducting wires are wound on one or more cable cores, each superconducting wire is spirally wound on the cable core in the extension direction of the cable core, the whole cable can be deformed due to the fact that the cable core of each superconducting wire can be bent and deformed, the bending radius of the cable core is greatly reduced compared with that of a hollow tubular cable core in the prior art under the condition that the cable core is solid, and bending deformation application requirements of various actual conditions can be met.
Owner:BEIJING EASTFORCE SUPERCONDUCTING TECH

Driving circuit board and displaying device

The invention provides a driving circuit board. The driving circuit board is applied to a displaying device. The displaying device board comprises a displaying substrate, the displaying substrate comprises a displaying area and a lead area located around the displaying area, and the lead area is provided with a lead which extends from the displaying area; one end of the driving circuit board is used for being electrically connected with the lead of the lead area, the driving circuit board can be bent, and the other end of the driving circuit board is located at the side, deviating from the light emergence direction, of the displaying substrate; the driving circuit board is provided with through holes running through the driving circuit board, and the through holes are located on the bending portion of the driving circuit board. Correspondingly, the invention further provides the displaying device. The driving circuit board is easier to bend, and therefore a narrow frame of the displaying device is easily achieved.
Owner:BOE TECH GRP CO LTD +1

Manufacturing method and structure for improving bendability of ultrathin glass mobile phone cover plate

The invention relates to the technical field of mobile phone ultrathin glass. The technical scheme of the invention is a structure for improving bendability of an ultrathin glass mobile phone cover plate. The structure is prepared by a manufacturing method for improving bendability of an ultrathin glass mobile phone cover plate. The structure for improving bendability of an ultrathin glass mobilephone cover plate comprises an ultrathin glass mobile phone cover plate, concave areas are arranged on the upper surface and / or the lower surface of a bending shaft of the ultrathin glass mobile phonecover plate, and the concave area is an arc-shaped groove. According to the manufacturing method, only the glass near a bending shaft is thinned, the use amount of a hydrofluoric acid thinning agent / flatting agent is saved, and the material cost and the environment-friendly treatment cost are saved, and as a thicker ultrathin glass is used, the strength is better, and the yield in the productionand manufacturing process of the mobile phone cover plate is high.
Owner:AENEQ CO LTD

Display panel

ActiveCN110797348APrevent the phenomenon that metal traces cannot be connectedImprove visual experienceSolid-state devicesSemiconductor devicesEngineeringConductive materials
The invention relates to a display panel. On the one hand, a groove is formed in the position, which corresponds to metal wires, of a source and drain electrode layer of a bending area, the groove isfilled with a conductive material, the metal wires are connected through the conductive material, so that the metal wires in the bending area do not need to consider the problem of stress balance, thebending radius is reduced, the frame width is reduced, the screen-to-body ratio is improved, and finally better visual experience is brought to customers. On the other hand, the display panel is further provided with a base plate, and the base plate is provided with conductive bridges arranged at the position corresponding to the groove at intervals, so that the metal wires can be better connected through the conductive bridges, and the phenomenon that the metal wires cannot be connected by the conductive material due to the fact that the metal wires are too thin is prevented.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

A cable penetration structure embedded in a composite shell

ActiveCN109244997AReduce bend radiusOptimize streamline structureElectrical apparatusThermal conductivityProjectile
The invention discloses a cable penetration structure buried in a composite material shell, comprising a through-hole wear-proof member, a fairing and a fiber fixing member, and peripheral componentscomprising a composite material shell and a cable. An inclined hole is arranged on the composite material housing, and a through-hole wear-proof member is fixed along the outer wall of the inclined hole; the cable enters the housing through the inclined hole; the fairing is fixed at the corner formed by the cable and the outer wall of the housing for mold surface transition; and the fiber fixing member is wound on the outer wall of the fairing and the cable outside the housing by ring direction; The fairing is made of low thermal conductivity material. The invention can effectively reduce thebending radius of the cable, optimize the aerodynamic shape of the projectile body and has good heat insulation performance.
Owner:XIAN AEROSPACE PROPULSION TECH INST

A five-axis processing center turntable for optimizing pipeline cable arrangement

The present invention provides a five-axis processing center turntable for optimizing pipeline cable arrangement including a pipeline cable part and a turntable (8). The pipeline cable part is connected with the turntable (8). The pipeline cable part includes a fluid pipeline (7), a cable, a guide limiting device and a distribution device. The cable is connected with the turntable (8) through theguide limiting device. The distribution device is disposed on the fluid pipeline (7). The fluid pipeline (7) is connected with the turntable (8) through the guide limiting device. The turntable of thepresent invention can efficiently reduce friction and stress when the fluid pipeline and cable move, reduce abrasion and resistance, reduce assembly and processing difficulty, and save cost and space; and meanwhile, it also solves the fluid pipeline or cable winding problem of the traditional solution and improves maintainability of equipment.
Owner:SHANGHAI SMARTSTATE TECH CO LTD

Display panel, display device and manufacturing method of display panel

The invention discloses a display panel, a display device and a manufacturing method of the display panel, and the display panel comprises a bearing layer which comprises a first bearing part located in a display area and a second bearing part located in a bending area; the circuit layer comprises a first circuit part and a second circuit part, the first circuit part is at least partially located in the display area, the second circuit part is located in the bending area and electrically connected with the first circuit part, and in the thickness direction, the second bearing part protrudes out of the first bearing part towards the side back to the second circuit part and forms a protruding part; at least part of the second circuit part is recessed towards the side where the second bearing part is located relative to the first circuit part. According to the display panel, the bending resistance of the bending area can be improved, so that the bending radius of the display panel can be further reduced.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD

A chemical tempering method for ultrathin unequal-thickness glass

A chemical tempering method for ultrathin unequal-thickness glass belongs to the technical field of chemical tempering methods for ultrathin glass, and comprises the following steps: 1) covering the surface of an equal-thickness area of the unequal-thickness glass with a PET film for protection, and then coating the upper surface of the unequal-thickness area of the unequal-thickness glass with a film for protection; 2) putting the coated unequal-thickness glass into a tempering liquid for tempering treatment, so that the stress layer thickness of a tempered unequal-thickness area is 6-8 microns, the stress value is 500-600MPa, the stress layer thickness of a tempered uniform-thickness area is 10-12 microns, and the stress value is 650-750MPa; and (3) carrying out film stripping, cleaning, drying, inspection, packaging and delivery on the tempered unequal-thickness glass cooled to normal temperature. The method has the beneficial effects that the non-uniform-thickness area of the unequal-thickness glass is subjected to film coating protection, so that an effect of blocking part of ion exchange in the chemical tempering process is achieved, so that the ultra-thin glass has excellent bending performance, high impact resistance and scratch resistance.
Owner:芜湖东信光电科技有限公司

Display device, display panel and manufacturing method thereof

The invention relates to the field of display and technology, and mainly relates to a display device, a display panel and a manufacturing method thereof. The display panel comprises a driving backboard and a stress absorption layer, the driving backboard comprises a pixel circuit area and a peripheral area located outside the pixel circuit area, the peripheral area comprises a bending area, the bending area and the pixel circuit area are sequentially distributed in the first direction, the bending area comprises a plurality of isolation grooves distributed at intervals in the second direction, the second direction intersects with the first direction, and the isolation grooves penetrate through the driving backboard; and the stress absorption layer is arranged in the bending area and comprises a plurality of absorption parts, and the absorption parts and the isolation grooves are alternately distributed in the second direction. According to the display panel, the narrow frame design can be realized, and the product yield is improved.
Owner:BOE TECH GRP CO LTD +1

Display substrate, display device and packaging method thereof

The invention discloses a display substrate which is provided with a substrate body and a plurality of light-emitting devices arranged on the substrate body and further comprises a discontinuous organic layer and a packaging layer. The discontinuous organic layer is arranged around the edges of the light-emitting devices and exposes the light-emitting devices and part of the substrate body. The packaging layer is provided with a first inorganic layer, and the first inorganic layer is arranged on the discontinuous organic layer and covers the exposed light-emitting device, the exposed part of the substrate and the discontinuous organic layer.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS TECH CO LTD

A touch display panel, its driving method, and a touch display device

The invention discloses a touch display panel, its driving method, and a touch display device, which are used to omit the polarizer in the touch display panel, thereby reducing the thickness of the touch display panel and the bending radius of the touch display panel . The touch display panel includes: a base substrate, a touch structure disposed on the base substrate; the touch structure includes a first electrode layer and a second electrode layer arranged in different layers, and a touch control structure disposed on the base substrate Transparent piezoelectric units arranged in an array between the first electrode layer and the second electrode layer; wherein the first electrode layer and / or the second electrode layer include electrode units arranged in an array, and The transparent piezoelectric unit has a light filtering effect.
Owner:BOE TECH GRP CO LTD +1

Flexible circuit board, method for manufacturing flexible circuit board, and flexible display panel

The invention relates to a flexible circuit board, a flexible circuit board manufacturing method, and a flexible display panel. The flexible circuit board includes a substrate layer, a circuit conduction layer, and an insulation protection layer, wherein one side of the circuit conduction layer is attached to the substrate layer, and the other side of the circuit conduction layer is further adhered to the insulating protection layer; and the substrate layer, the circuit conduction layer and the insulating protection layer are in curved shape structures that are mutually compatible. Since the flexible circuit board has a curved shape structure, the flexible bending may be more easily realized, the bending radius may be reduced, and the rebound stress of the flexible circuit board may be reduced, so that the flexible circuit board has better bending performance, and is also capable of reducing the adhesive performance requirements of the adhesive during practical application, thereby achieving the purpose of reducing costs.
Owner:GUANGZHOU GOVISIONOX TECH CO LTD

Folding display panel and preparation method of folding display panel

The invention discloses a folding display panel and a preparation method of the folding display panel. The folding display panel comprises a first substrate; the second substrate arranged opposite tothe first substrate; a display layer arranged on the surface of one side of the first substrate; and a composite functional layer and an optical adhesive layer which are arranged between the display layer and the second substrate, wherein the composite functional layer comprises at least one protective layer and a touch electrode layer, and the touch electrode layer is arranged on the surface of one side of the protective layer. Compared with an existing folding display panel, a polarizing layer and a touch layer are integrated into the composite functional layer in the folding display panel,the touch electrode layer is arranged on the surface of the protective layer, a layer of stacked optical adhesive layer is omitted, the hardness of the upper layer of the stacked structure can be improved, the overall stacking design thickness is reduced, the bending radius can be reduced, the laminating process is reduced, and the process flow is simplified.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Display module

The invention provides a display module which comprises a display panel, the display panel is provided with a display area, a bending area and a wiring area located between the display area and the bending area, the display panel comprises a first substrate, a conductive layer, a second substrate and a driving circuit layer which are sequentially arranged in a stacked mode, the first substrate is provided with a notch in the bending area, and the first substrate is provided with a first electrode. The second substrate is provided with a via hole in the wiring area, the driving circuit layer comprises a signal line extending from the display area to the wiring area, the conductive layer comprises a connecting line extending from the bending area to the wiring area, one end of the connecting line is exposed by the notch, and the other end of the connecting line is electrically connected with the signal line through the via hole. According to the display panel, the connecting line electrically connected with the signal line is arranged between the two substrates, and the notch for exposing the connecting line is formed in the first substrate in the bending area, so that an external circuit can transmit an electric signal to the display area through the connecting line, the width of a lower frame of the display panel is reduced while the display effect is guaranteed, and the screen-to-body ratio is increased.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Display panel and manufacturing method thereof

PendingCN114758582AStrong ultimate bending abilityReduce bend radiusIdentification meansSignal linesStructural engineering
The invention discloses a display panel and a manufacturing method thereof. The display panel comprises a first non-bending area and a bending area connected with the first non-bending area. The bending area is bent from the front surface of the first non-bending area to the back surface of the first non-bending area; wherein the first non-bending area comprises a plurality of first signal lines, and the bending area comprises a plurality of signal connecting lines; at least two signal connecting lines are connected to the same first signal line, and the signal connecting lines connected to the same first signal line are arranged on different layers; the width of the signal connecting line is smaller than that of the first signal line. According to the embodiment of the invention, the flexibility and the bending resistance of the bending area of the display panel can be improved, the bending radius is reduced, and the frame of the display panel is reduced.
Owner:YUNGU GUAN TECH CO LTD
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