WO2021232984A1 - 显示面板、驱动方法及显示装置 - Google Patents
显示面板、驱动方法及显示装置 Download PDFInfo
- Publication number
- WO2021232984A1 WO2021232984A1 PCT/CN2021/085943 CN2021085943W WO2021232984A1 WO 2021232984 A1 WO2021232984 A1 WO 2021232984A1 CN 2021085943 W CN2021085943 W CN 2021085943W WO 2021232984 A1 WO2021232984 A1 WO 2021232984A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display area
- light
- pixel
- color sub
- layer
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000000758 substrate Substances 0.000 claims abstract description 76
- 239000010410 layer Substances 0.000 claims description 209
- 238000002955 isolation Methods 0.000 claims description 46
- 239000003112 inhibitor Substances 0.000 claims description 44
- 230000004888 barrier function Effects 0.000 claims description 39
- 238000009826 distribution Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000002346 layers by function Substances 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 description 24
- 238000010586 diagram Methods 0.000 description 15
- 239000003990 capacitor Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 239000011229 interlayer Substances 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 238000002834 transmittance Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 229910010272 inorganic material Inorganic materials 0.000 description 5
- 239000011147 inorganic material Substances 0.000 description 5
- 239000011368 organic material Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 229920001621 AMOLED Polymers 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002688 persistence Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/17—Passive-matrix OLED displays
- H10K59/179—Interconnections, e.g. wiring lines or terminals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3216—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using a passive matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
- G09G3/3233—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/82—Cathodes
- H10K50/822—Cathodes characterised by their shape
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0465—Improved aperture ratio, e.g. by size reduction of the pixel circuit, e.g. for improving the pixel density or the maximum displayable luminance or brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0202—Addressing of scan or signal lines
- G09G2310/0221—Addressing of scan or signal lines with use of split matrices
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/17—Passive-matrix OLED displays
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
- H10K59/65—OLEDs integrated with inorganic image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8051—Anodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8052—Cathodes
- H10K59/80521—Cathodes characterised by their shape
Definitions
- the present disclosure relates to the field of display technology, and in particular to a display panel, a driving method, and a display device.
- the base substrate includes a first display area and a second display area
- the pixel circuit layer is located in the second display area of the base substrate; the pixel circuit layer includes a plurality of pixel circuits;
- the light-emitting device layer is located on the side of the pixel circuit layer away from the base substrate, and the light-emitting device layer includes a plurality of active light-emitting devices and a plurality of passive light-emitting devices; wherein, the plurality of active light-emitting devices Are arranged in the second display area, and each of the pixel circuits is electrically connected to at least one active light-emitting device; the plurality of passive light-emitting device arrays are arranged in the first display area;
- the first display area includes: a plurality of first sub-display areas; wherein the plurality of first sub-display areas are configured to be driven separately, so that the first display area displays an image.
- each of the first sub-display areas further includes: a plurality of first driving lines and a plurality of second driving lines; wherein, the cathodes of the passive light-emitting devices in one column and one The first driving lines are electrically connected; the anodes of the passive light-emitting devices in a row are electrically connected to one of the second driving lines; and the second driving lines in different first sub-display areas are arranged at intervals.
- the first display area includes a plurality of first pixel units arranged in an array; wherein, the first pixel unit includes a first color sub-pixel, a second color sub-pixel, and a second color sub-pixel. Three-color sub-pixels; and each of the first-color sub-pixels, the second-color sub-pixels, and the third-color sub-pixels in the first display area is provided with one passive light-emitting device; in,
- the anodes of the passive light-emitting devices in the same color sub-pixels in a row are electrically connected to one of the second driving lines;
- the cathodes of the passive light-emitting devices in a column of the first pixel units are electrically connected to the first driving line ;
- each of the first sub-display areas has the same input signal to the first driving line at the same time, and each of the first sub-display areas has the same signal input to the second drive line at the same time.
- the display panel further includes: a plurality of cathode barriers arranged in the first display area; wherein, at least two adjacent rows of passive light-emitting devices have cathodes between the cathodes.
- the cathode blocking portion is used to disconnect the cathodes of the two adjacent rows of passive light-emitting devices.
- the cathode barrier has at least one isolation tape layer
- the isolation tape layer has a first side close to the base substrate and a second side far from the base substrate in a cross section perpendicular to the extension direction of the cathode barrier; wherein the distance from the second side is Greater than the distance of the first side.
- the cathode barrier portion includes a plurality of the isolation tape layers that are spaced apart from each other; the cathode barrier portion further includes: a plurality of cathode inhibitor layers that are spaced apart from each other;
- the orthographic projection of the cathode inhibitor layer on the base substrate and the orthographic projection of the isolation tape layer on the base substrate are alternately arranged.
- the cross section of the isolation tape layer perpendicular to the extension direction of the cathode barrier portion is in a "T" shape or an inverted trapezoid shape.
- the light-emitting device layer includes:
- the first electrode layer is located on the side of the pixel circuit layer away from the base substrate, and the first electrode layer includes the anode of the active light-emitting device and the anode of the passive light-emitting device;
- the pixel defining layer is located on the side of the first electrode layer away from the base substrate, and the pixel defining layer has a plurality of openings; wherein, the orthographic projection of one of the openings on the base substrate is located at an anode In the orthographic projection of the base substrate;
- the second electrode layer is located on the side of the light-emitting function layer away from the base substrate, and the second electrode layer includes the cathode of the active light-emitting device and the cathode of the passive light-emitting device;
- the isolation band layer is located between the pixel defining layer and the light-emitting function layer, and the orthographic projection of the pixel defining layer on the base substrate covers the isolation band layer on the base substrate.
- the cathode inhibitor layer is located between the light-emitting function layer and the second electrode layer, and the orthographic projection of the pixel defining layer on the base substrate covers the cathode inhibitor layer on the base substrate Orthographic projection.
- the first color subpixel and the third color subpixel are arranged in parallel, and the second color subpixel is located in the first pixel unit.
- the rows where the first color sub-pixels are located and the rows where the second color sub-pixels are located are alternately arranged along a column direction;
- the cathode inhibitor layer is arranged between every two adjacent second color sub-pixels;
- the isolation band layer is provided between adjacent first color sub-pixels and third color sub-pixels located in different first pixel units.
- the side of the first display area facing the second display area has the cathode blocking portion arranged around the edge of the first display area; and/or,
- the cathode inhibitor layer is provided between the second color sub-pixels at the edge of the first display area and the second display area, and the third color at the edge of the first display area is
- the isolation band layer is arranged between the sub-pixels and the second display area, and the isolation band layer is arranged between the first color sub-pixels at the edge of the first display area and the second display area
- the isolation belt layer is provided between the second color sub-pixels in the edge of the first display area and the second display area.
- the second display area includes a plurality of second pixel units, and the second pixel unit includes a fourth color sub-pixel, two fifth-color sub-pixels, and a sixth-color sub-pixel. Pixel; wherein, the fourth color sub-pixel, the fifth color sub-pixel, and the sixth color sub-pixel in the second display area are respectively provided with one active light-emitting device and one Pixel circuit
- the distance of the cathode inhibitor layer in the row direction is greater than or approximately equal to the distance between the center of the light-emitting area of the first color sub-pixel and the center of the light-emitting area of the third color sub-pixel in the same second pixel unit;
- the distance of the cathode inhibitor layer in the column direction is greater than or approximately equal to the minimum distance between the light-emitting regions of two adjacent first color sub-pixels in the column direction in the second display area, and The distance of the cathode inhibitor layer in the column direction is smaller than the distance between the centers of the light-emitting regions of two adjacent sub-pixels of the first color in the column direction in the second display area; and/or ,
- a light-emitting area of a first-color sub-pixel in the first display area is greater than or substantially equal to a light-emitting area of a fourth-color sub-pixel in the second display area;
- the light-emitting area of one second-color sub-pixel in the first display area is greater than or substantially equal to the light-emitting area of at least one of the two fifth-color sub-pixels in the second display area;
- the light-emitting area of a third-color sub-pixel in the first display area is greater than or approximately equal to the light-emitting area of a sixth-color sub-pixel in the second display area.
- the distribution density of pixels in the first display area is smaller than the distribution density of pixels in the second display area.
- the embodiment of the present disclosure also provides a display device including the above-mentioned display panel.
- the embodiment of the present disclosure also provides a driving method of the display panel, including:
- the passive light-emitting devices in the first display area are driven to emit light, so that the first display area displays images, and the pixel circuits in the second display area are controlled to work, so that all The pixel circuit drives the electrically connected active light emitting device to emit light, so that the second display area displays an image;
- the pixel circuit in the second display area is controlled to work, so that the pixel circuit drives the electrically connected active light-emitting device to emit light, so that the second display area displays an image, and causes all The first display area does not emit light.
- the driving the passive light-emitting device in the first display area to emit light so that the first display area displays an image includes:
- the passive light-emitting devices in each of the first sub-display areas are driven column by column, so that the passive light-emitting devices in each of the first sub-display areas emit light column by column.
- FIG. 1 is a schematic diagram of the basic structure of a display panel provided by an embodiment of the disclosure
- FIG. 2 is a schematic diagram of specific structures of some display panels provided by embodiments of the present disclosure.
- Fig. 3a is a schematic diagram of some cross-sectional structures of the display panel shown in Fig. 2 along the AA' direction;
- FIG. 3b is a schematic diagram of other cross-sectional structures of the display panel shown in FIG. 2 along the AA' direction;
- 3c is a schematic cross-sectional structure diagram of the isolation belt layer in an embodiment of the present invention.
- FIG. 4 is a schematic diagram of specific structures of other display panels provided by the embodiments of the disclosure.
- FIG. 5a is a schematic diagram of some cross-sectional structures of the display panel shown in FIG. 4 along the AA' direction;
- FIG. 5b is a schematic diagram of some cross-sectional structures of the display panel shown in FIG. 4 along the BB' direction;
- FIG. 6 is a timing diagram of some signals provided by the embodiments of the disclosure.
- FIG. 7a is a schematic diagram of specific structures of still other display panels provided by the embodiments of the present disclosure.
- FIG. 7b is a schematic diagram of an equivalent signal line structure of the display panel shown in FIG. 7a;
- FIG. 8 is a timing diagram of other signals provided by the embodiments of the disclosure.
- FIG. 9 is a schematic diagram of the structure of some display devices provided by the embodiments of the disclosure.
- the embodiments of the present disclosure provide some display panels, as shown in FIG. 1 to FIG. 7b, which may include:
- the base substrate 100 includes a second display area A2 and a first display area A1;
- the pixel circuit layer is located in the second display area A2 of the base substrate 100; the pixel circuit layer includes a plurality of pixel circuits;
- the light emitting device layer is located on the side of the pixel circuit layer away from the base substrate 100, and the light emitting device layer includes a plurality of active light emitting devices 120 and a plurality of passive light emitting devices 130; wherein, the plurality of active light emitting devices 120 are arranged in the second In the display area A2, each pixel circuit is electrically connected to at least one active light emitting device 120; a plurality of passive light emitting devices 130 are arrayed in the first display area A1;
- the first display area A1 may include: multiple first sub-display areas (e.g., A11, A12, A13, and A14); wherein, multiple first sub-display areas (e.g., A11, A12, A13, and A14) can be It is configured to be driven separately so that the first display area A1 displays an image.
- multiple first sub-display areas e.g., A11, A12, A13, and A14
- each active light-emitting device can emit light continuously and independently. Therefore, by providing the pixel circuit layer with the pixel circuit and the active light emitting device in the second display area, and electrically connecting the pixel circuit and the active light emitting device, the second display area can be driven by the pixel circuit to drive the active light emitting device. It emits light, so that the second display area can realize the display function.
- the passive light-emitting device in the first display area without providing the pixel circuit, not only the passive light-emitting device can be used to emit light, so that the first display area can realize the display function, but also the second display area can be free of pixels. Circuits and metal traces to make light transmittance high. In this way, when the display panel is applied to a display device, elements such as a front camera, sensor, earpiece, etc. can be arranged under the first display area of the display panel to realize a full-screen design and increase the screen-to-body ratio.
- the first display area A1 is further partitioned to drive the sub-pixels in the first display area A1 by partition, so that the light-emitting duty ratio of the passive light-emitting device 130 in the first pixel unit PX1 of each column can be increased. Large, so that the brightness of the first display area A1 can be improved.
- the first display area A1 includes a plurality of first pixel units PX1 arranged in an array; wherein, the first pixel unit PX1 includes a first color element The pixel 010, the second color sub pixel 020, and the third color sub pixel 030; and the first color sub pixel 010, the second color sub pixel 020, and the third color sub pixel 030 in the first display area A1 are respectively provided with A passive light emitting device 130. In this way, the first pixel unit PX1 can achieve a display effect in the first display area A1.
- the number of columns of the first pixel units PX1 included in each first sub-display area can be made the same, so that the uniformity of driving each first sub-display area can be improved.
- the number of columns of the first pixel unit PX1 included in the first sub-display area can be different, which can be designed and determined according to actual application requirements, which is not limited here.
- the passive light-emitting device 130 in the first color sub-pixel 010 is configured to emit light of the first color
- the passive light-emitting device 130 in the second color sub-pixel 020 is configured to emit light of the second color
- the passive light emitting device 130 in the third color sub-pixel 030 is configured to emit light of the third color.
- the first color, the second color, and the third color can be selected from red, green, and blue.
- the first color is red
- the second color is green
- the third color is blue.
- the embodiments of the present disclosure include but are not limited to this.
- the aforementioned first color, second color, and third color may also be other colors.
- the first display area A1 may include: four first sub-display areas A11, A12, A13, and A14 arranged along the row direction F2.
- the light-emitting duty ratio of the passive light-emitting device 130 in each column of the first pixel unit PX1 can be increased by 4 times, so that the brightness of the first display area A1 can be improved.
- the first display area A1 may also include 2, 3, 5 or more first sub-display areas, which can be designed and determined according to actual application requirements and is not limited here.
- each first sub-display area may further include: a plurality of first driving lines and a plurality of second driving lines;
- the cathode of the passive light-emitting device is electrically connected to a first driving line;
- the anode of the passive light-emitting device in a row is electrically connected to a second driving line;
- the second driving lines in different first sub-display areas are spaced apart from each other set up.
- each first sub-display area has the same input signal to the first driving line at the same time, and each first sub-display area has the same input signal to the second drive line at the same time.
- the first sub-display area A11 may include: a plurality of first driving lines 210-A11 and a plurality of second driving lines 220-A11;
- the cathode of the passive light emitting device is electrically connected to a first driving line 210-A11;
- the anode of the passive light emitting device in the same color sub-pixels in a row is electrically connected to a second driving line 220-A11.
- the cathode of the passive light-emitting device in the first color sub-pixel 010, the cathode of the passive light-emitting device in the second color sub-pixel 020, and the passive light-emitting device in the third color sub-pixel is an integral structure and is electrically connected to a first driving line 210-A11.
- the anodes 131-010 of the passive light-emitting devices in the first color sub-pixels 010 are electrically connected to a second driving line 220-A11.
- the anode 131-030 of the passive light-emitting device in the third color sub-pixel 030 is electrically connected to another second driving line 220-A11.
- the anodes 131-020 of the passive light-emitting devices in the second color sub-pixel 020 are electrically connected to another second driving line 220-A11.
- the corresponding signal can be input to the cathode of the passive light-emitting device in the first sub-display area A11 through the first drive line 210-A11, and the passive type light-emitting device in the first sub-display area A11 can be input through the first drive line 210-A11.
- the anode of the light-emitting device inputs a corresponding signal, thereby driving the passive light-emitting device in the first sub-display area A11 to emit light, so that the first sub-display area A11 displays an image.
- the first sub-display area A12 may include: a plurality of first driving lines 210-A12 and a plurality of second driving lines 220-A12; among them, the passive light emitting in one column
- the cathode of the device is electrically connected to a first driving line 210-A12; the anode of the passive light emitting device in a row is electrically connected to a second driving line 220-A12.
- the cathode of the passive light-emitting device in the first color sub-pixel 010, the cathode of the passive light-emitting device in the second color sub-pixel 020, and the passive light-emitting device in the third color sub-pixel is an integral structure and is electrically connected to a first driving line 210-A12.
- the anodes 131-010 of the passive light-emitting devices in the first color sub-pixels 010 are electrically connected to a second driving line 220-A12.
- the anode 131-030 of the passive light-emitting device in the third color sub-pixel 030 is electrically connected to another second driving line 220-A12.
- the anodes 131-020 of the passive light-emitting devices in the second color sub-pixel 020 are electrically connected to another second driving line 220-A12.
- the corresponding signal can be input to the cathode of the passive light-emitting device in the first sub-display area A12 through the first driving line 210-A12
- the corresponding signal can be input to the passive light-emitting device in the first sub-display area A12 through the first driving line 210-A12.
- the anode of the light-emitting device inputs a corresponding signal, thereby driving the passive light-emitting device in the first sub-display area A12 to emit light, so that the first sub-display area A12 displays an image.
- the first sub-display area A13 may include: a plurality of first driving lines 210-A13 and a plurality of second driving lines 220-A13; among them, the passive light emitting in one column
- the cathode of the device is electrically connected to a first driving line 210-A13; the anode of the passive light emitting device in a row is electrically connected to a second driving line 220-A13.
- the cathode of the passive light-emitting device in the first color sub-pixel 010, the cathode of the passive light-emitting device in the second color sub-pixel 020, and the passive light-emitting device in the third color sub-pixel is an integral structure and is electrically connected to a first driving line 210-A13.
- the anodes 131-010 of the passive light-emitting devices in the first color sub-pixels 010 are electrically connected to a second driving line 220-A13.
- the anode 131-030 of the passive light-emitting device in the third color sub-pixel 030 is electrically connected to another second driving line 220-A13.
- the anodes 131-020 of the passive light-emitting devices in the second color sub-pixel 020 are electrically connected to another second driving line 220-A13.
- the corresponding signal can be input to the cathode of the passive light-emitting device in the first sub-display area A13 through the first driving line 210-A13, and to the passive type light-emitting device in the first sub-display area A13 through the first driving line 210-A13.
- the anode of the light-emitting device inputs a corresponding signal, thereby driving the passive light-emitting device in the first sub-display area A13 to emit light, so that the first sub-display area A13 displays an image.
- the first sub-display area A14 may include: a plurality of first driving lines 210-A14 and a plurality of second driving lines 220-A14; among them, the passive light emitting in one column
- the cathode of the device is electrically connected to a first driving line 210-A14; the anode of the passive light-emitting device in a row is electrically connected to a second driving line 220-A14.
- the cathode of the passive light-emitting device in the first color sub-pixel 010, the cathode of the passive light-emitting device in the second color sub-pixel 020, and the passive light-emitting device in the third color sub-pixel is an integral structure and is electrically connected to a first driving line 210-A14.
- the anodes 131-010 of the passive light-emitting devices in the first color sub-pixels 010 are electrically connected to a second driving line 220-A14.
- the anode 131-030 of the passive light-emitting device in the third color sub-pixel 030 is electrically connected to another second driving line 220-A14.
- the anodes 131-020 of the passive light-emitting devices in the second color sub-pixel 020 are electrically connected to another second driving line 220-A14.
- the corresponding signal can be input to the cathode of the passive light-emitting device in the first sub-display area A14 through the first driving line 210-A14, and to the passive type light-emitting device in the first sub-display area A14 through the first driving line 210-A14.
- the anode of the light-emitting device inputs a corresponding signal, thereby driving the passive light-emitting device in the first sub-display area A14 to emit light, so that the first sub-display area A14 displays an image.
- the anodes of the passive light-emitting devices in the same color sub-pixels in a row are electrically connected to a second driving line;
- the cathode of the passive light-emitting device is electrically connected to a first driving line.
- the display panel may further include a plurality of cathode barriers 140, which are arranged in the first display area A1 and have at least two adjacent rows of passive There is a cathode blocking portion 140 between the cathodes of the light emitting devices 130 to disconnect the cathodes of two adjacent rows of passive light emitting devices 130.
- the cathode is usually vapor-deposited on the entire base substrate 100 by an evaporation process. This is not conducive to forming PMOLED in the first display area A1.
- a cathode barrier 140 is provided between the cathodes of at least two adjacent rows of passive light-emitting devices 130, so that during the manufacturing process, after the cathode barrier 140 is covered with the cathode, the cathode can be placed in the cathode barrier 140. 140 is automatically disconnected, so that the cathodes of two adjacent rows of passive light-emitting devices 130 are disconnected.
- the material of the cathode of the active light emitting device 120 and the passive light emitting device 130 is the same, and can be formed by a single evaporation process.
- the material of the cathode of the active light emitting device 120 and the passive light emitting device 130 may be a metal material, for example, Mg, modified Mg, Al, Au, Ag, etc., which are not limited herein.
- a cathode barrier 140 is provided between the cathodes of at least two adjacent rows of passive light-emitting devices 130. After the cathode barrier 140 is covered with the cathode, the cathode can be automatically disconnected at the cathode barrier 140. Therefore, the waste of the mask can be avoided, and the manufacturing cost can be reduced.
- a cathode barrier 140 may be provided between the cathodes of every two adjacent rows of passive light-emitting devices 130, so that every two adjacent rows The cathode of the passive light emitting device 130 is disconnected.
- the anodes of the passive light emitting devices 130 in the same row are all electrically connected.
- the pixel circuit may include a storage capacitor and a transistor electrically connected to the storage capacitor.
- the pixel circuit may include at least one of a 2T1C pixel circuit, a 3T1C pixel circuit, and a 7T1C pixel circuit.
- a transistor TF in the pixel circuit is taken as an example for description. As shown in FIGS.
- the pixel circuit layer may include: an active layer 111 located on the base substrate 100, and a gate insulating layer 116 located on the side of the active layer 111 away from the base substrate 100 , The gate 112 on the side of the gate insulating layer 116 away from the base substrate 100, the interlayer dielectric layer 117 on the side of the gate 112 away from the base substrate 100, and the interlayer dielectric layer 117 on the side away from the base substrate 100 .
- the capacitor electrode layer 113, the interlayer insulating layer 118 on the side of the capacitor electrode layer 113 away from the base substrate 100, the source 114 and the drain 115 on the side of the interlayer insulating layer 118 away from the base substrate 100 are located at the source 114
- the source 114 and the drain 115 are electrically connected to the active layer through via holes respectively penetrating the gate insulating layer 116, the interlayer dielectric layer 117, and the interlayer insulating layer 118, thereby forming the transistor TF.
- the gate 112 and the capacitor electrode layer 113 have a facing area to form a storage capacitor.
- the second driving line and the gate 112 can be formed by a patterning process, so that the second driving line and the gate 112 can be arranged in the same layer and spaced apart.
- the second driving line and the capacitor electrode layer 113 can be formed by one patterning process, so that the second driving line and the capacitor electrode layer 113 can be arranged in the same layer and spaced apart.
- the second driving line and the source 114 and the drain 115 can be formed by one patterning process, so that the second driving line can be arranged in the same layer as the source 114 and the drain 115 and spaced apart.
- it can be designed and determined according to actual application requirements, which is not limited here.
- the light-emitting device layer may include: a first electrode layer located on the side of the pixel circuit layer away from the base substrate 100, The pixel defining layer 101 located on the side of the first electrode layer away from the base substrate 100, the light emitting function layer located on the side of the pixel defining layer 101 away from the base substrate 100, and the second light emitting function layer located on the side away from the base substrate 100 Electrode layer.
- the first electrode layer includes the anode 121 of the active light emitting device 120 and the anode 131 of the passive light emitting device 130.
- the pixel defining layer has a plurality of openings, and the orthographic projection of one opening on the base substrate 100 is located in the orthographic projection of an anode on the base substrate 100.
- the orthographic projection of the light-emitting function layer on the base substrate 100 covers the orthographic projection of the opening on the base substrate 100.
- the light emitting function layer includes the light emitting layer 122 of the active type light emitting device 120 and the light emitting layer 132 of the passive type light emitting device 130.
- the second electrode layer includes the cathode 123 of the active light emitting device 120 and the cathode 133 of the passive light emitting device 130.
- the anode of the active light emitting device 120 is electrically connected to the drain 115 of the transistor TF through the via hole penetrating the planarization layer 119, so that the driving current can be transmitted to the active light emitting device 120 through the drain 115 of the transistor TF. To drive the active light emitting device 120 to emit light.
- the gate, source, drain and storage capacitor of the transistor in the pixel circuit are usually made of metal materials, and the signal lines (such as gate lines and data lines) that input signals into the transistors are also made of metal materials.
- the second display area A2 has pixel circuits and signal lines, resulting in low transmittance of the second display area A2.
- the first display area A1 only the gate insulating layer 116, the interlayer dielectric layer 117, the interlayer insulating layer 118, and the planarization layer 119 are provided with transparent insulating film layers and the passive light-emitting device 130, instead of the transistors.
- the gate, the source, the drain, the storage capacitor, and the signal line can increase the transmittance in the first display area A1 as much as possible.
- the active light-emitting device 120 may include an active-matrix organic light-emitting diode (AMOLED).
- the passive light-emitting device 130 may include a passive-matrix organic light-emitting diode (PMOLED).
- AMOLED active-matrix organic light-emitting diode
- PMOLED passive-matrix organic light-emitting diode
- the cathode barrier 140 may have at least one isolation tape layer 141.
- the cross section of the spacer layer 141 in the extension direction perpendicular to the cathode barrier 140 has a first side close to the base substrate 100 and a second side far from the base substrate 100; wherein the distance W12 of the second side is greater than the first side.
- the distance to one side is W11. Since the distance W12 on the second side is greater than the distance W11 on the first side, the cathodes covered on the spacer layer 141 can be more easily slipped off, so that the cathodes of the two adjacent rows of passive light-emitting devices 130 can be automatically disconnected.
- the cathode barrier 140 may have an isolation tape layer 141.
- the isolation tape layer 141 serves as a barrier to disconnect the cathodes 133 of the two adjacent rows of passive light-emitting devices 130.
- the isolation band layer 141 is located between the pixel defining layer and the light-emitting function layer, and the orthographic projection of the pixel defining layer on the base substrate 100 covers the orthographic projection of the isolation band layer 141 on the base substrate 100.
- the cathode is vapor-deposited, the cathode covered on the isolation belt layer 141 can be more easily slipped off, so that the cathodes of two adjacent rows of passive light-emitting devices 130 can be automatically disconnected.
- the cathode barrier 140 may include a plurality of isolation tape layers 141 spaced apart from each other, and the cathode barrier 140 may further include: a plurality of cathode inhibitor layers 142 spaced apart from each other. .
- the orthographic projection of the cathode inhibitor layer 142 on the base substrate 100 and the orthographic projection of the isolation tape layer 141 on the base substrate 100 are alternately arranged.
- the cathode inhibitor layer 142 and the isolation band layer 141 can form a cathode barrier 140 between the cathodes 133 of the two rows of passive light emitting devices 130, so that the cathodes 133 of the two rows of passive light emitting devices 130 are disconnected.
- the isolation band layer 141 is located between the pixel defining layer and the light-emitting function layer, and the orthographic projection of the pixel defining layer on the base substrate 100 covers the orthographic projection of the isolation band layer 141 on the base substrate 100;
- the cathode inhibitor layer 142 It is located between the light-emitting function layer and the second electrode layer, and the orthographic projection of the pixel defining layer on the base substrate 100 covers the orthographic projection of the cathode inhibitor layer 142 on the base substrate 100.
- the material of the cathode inhibitor layer 142 is an organic material.
- FMM fine metal mask
- an evaporation process is used to vaporize the cathode inhibitor layer 142.
- the cathode material will not be deposited on the cathode inhibitor layer 142, so that the cathodes of the two adjacent rows of passive light-emitting devices 130 can be disconnected.
- the light transmittance of the region where the cathode inhibitor layer 142 is located can also be increased, and the light transmittance of the first display area A1 can be further improved.
- the material of the cathode inhibitor layer 142 can be an organic material that can achieve the above-mentioned functions.
- the specific implementation of the material of the cathode inhibitor layer 142 can be designed and determined according to actual application requirements, and is not limited herein. It should be noted that although the material of the cathode inhibitor layer 142 may also be formed on the FMM, the material of the cathode inhibitor layer 142 is an organic material, which does not affect the reuse of the FMM, thereby making the FMM reusable .
- the cross section of the isolation tape layer 141 perpendicular to the extension direction of the cathode barrier 140 is in a “T” shape or an inverted trapezoid shape.
- the cross section of the isolation tape layer 141 in the direction perpendicular to the extension direction of the cathode barrier 140 may be an inverted trapezoid.
- the cross section of the isolation tape layer 141 perpendicular to the extension direction of the cathode barrier 140 may be in a "T" shape.
- the cross section of the spacer layer 141 in the direction perpendicular to the extension direction of the cathode barrier 140 can also be set in other forms that satisfy the distance W12 on the second side greater than the distance W11 on the first side, which is not limited here. .
- the second display area A2 may include a plurality of second pixel units PX2, and the second pixel unit PX2 includes fourth color sub-pixels 040 and two The fifth color sub-pixels (e.g., 050-1, 050-2) and the sixth color sub-pixel 060; among them, the two second-color sub-pixels (e.g., 050-1, 050) in the same second pixel unit PX2 -2) Arranged along the column direction F1.
- the second pixel unit PX2 includes fourth color sub-pixels 040 and two The fifth color sub-pixels (e.g., 050-1, 050-2) and the sixth color sub-pixel 060; among them, the two second-color sub-pixels (e.g., 050-1, 050) in the same second pixel unit PX2 -2) Arranged along the column direction F1.
- the fourth color sub-pixel 040, the fifth color sub-pixel (such as 050-1, 050-2) and the sixth color sub-pixel 060 in the second display area A2 are respectively provided with an active light emitting device 120 and One pixel circuit. In this way, the second pixel unit PX2 can achieve a display effect in the second display area A2.
- the active light-emitting device 120 in the fourth color sub-pixel 040 is configured to emit light of the fourth color
- the active light-emitting device 120 in the fifth color sub-pixel eg, 050-1, 050-2
- the active light emitting device 120 in the sixth color sub-pixel 060 is configured to emit light of the fifth color
- the active light emitting device 120 in the sixth color sub-pixel 060 is configured to emit light of the sixth color.
- the fourth color, the fifth color, and the sixth color can be selected from red, green, and blue.
- the fourth color is red
- the fifth color is green
- the sixth color is blue.
- the embodiments of the present disclosure include but are not limited to this.
- the aforementioned fourth color, fifth color, and sixth color may also be other colors.
- a plurality of second pixel units PX2 are arranged along the row direction F2 to form pixel unit rows, and the pixel unit rows are arranged along the column direction F1 and are adjacent to each other.
- the second pixel units PX2 in the two pixel unit rows are arranged in a staggered arrangement.
- the second pixel unit PX2 in the odd-numbered row and the second pixel unit PX2 in the even-numbered row are arranged in a staggered arrangement, and the second pixel unit PX2 in the odd-numbered row is aligned along the column direction F1.
- the second pixel unit PX2 of the even-numbered row is aligned along the column direction F1.
- the second pixel unit PX2 in two adjacent pixel unit rows differs by 1/2 the size of the second pixel unit PX2.
- the size of the aforementioned second pixel unit PX2 may be: the distance between the centers of the same color sub-pixels in two adjacent second pixel units PX2 in the row direction F2.
- the size of the aforementioned second pixel unit PX2 may be: the distance between the centers of the fourth color sub-pixels 040 in two adjacent second pixel units PX2 in the row direction F2.
- the second pixel unit PX2 in the adjacent pixel unit row is staggered from each other along the column direction F1, that is, the adjacent second pixel unit PX2 in the adjacent pixel unit row has a row direction F2. A certain offset. Therefore, the sub-pixels of the same color in adjacent pixel unit rows are not aligned in the column direction F1.
- the light-emitting area of the sixth color sub-pixel 060 is larger than the light-emitting area of the fourth color sub-pixel 040
- the fourth The light-emitting area of the color sub-pixel 040 is larger than the light-emitting area of the fifth color sub-pixel (eg, 050-1, 050-2).
- the light-emitting area of the blue sub-pixel is larger than the light-emitting area of the red sub-pixel
- the light-emitting area of the red sub-pixel is larger than the light-emitting area of the green sub-pixel.
- one sub-pixel is provided with an opening of the pixel defining layer, and the area where the opening of the pixel defining layer is located is the light-emitting area of the sub-pixel, and the light-emitting area of the sub-pixel may refer to The area of the light-emitting area of the sub-pixel.
- the pixel distribution density in the first display area A1 can be made smaller than the pixel distribution density in the second display area A2.
- the light transmittance of the first display area A1 can be further improved.
- the pixel distribution density may refer to the number of pixels uniformly arranged in a unit area.
- the first display area A1 can be made to be as close to the transparent effect as possible, and the front camera and sensor under the display panel can obtain light from the first display area A1. Imaging.
- the first display area A1 needs to display an image, since the first display area A1 still has pixels, the image can be displayed.
- the pixel distribution density in the first display area A1 may also be approximately equal to the pixel distribution density in the second display area A2. In this way, when the first display area A1 and the second display area A2 normally display images together, they can have a higher resolution.
- the first pixel unit PX1 in the first pixel unit PX1, the light-emitting area of the third color sub-pixel 030 can be made larger than the light-emitting area of the second color sub-pixel 020. And the light-emitting area of the second color sub-pixel 020 is larger than the light-emitting area of the first color sub-pixel 010.
- the first pixel unit PX1 may be set according to an embodiment in which the light-emitting area of the blue sub-pixel is larger than the light-emitting area of the green sub-pixel, and the light-emitting area of the green sub-pixel is larger than the light-emitting area of the red sub-pixel. In actual applications, it can be designed and determined according to actual application requirements, which is not limited here.
- the first color sub-pixel 010 and the third color sub-pixel 030 are arranged in parallel, and the second color sub-pixel 020 is located in a row adjacent to the row where the first color sub-pixel 010 and the third color sub-pixel 030 are located.
- the light-emitting area of the first color sub-pixel 010 and the light-emitting area of the third color sub-pixel 030 are arranged in parallel, and the light-emitting area of the second color sub-pixel 020 is located in the first color sub-pixel 010
- the light-emitting area of the sub-pixel 030 of the third color is adjacent to the row where the light-emitting area of the third color sub-pixel 030 is located.
- the light-emitting area of the first color sub-pixel 010 and the light-emitting area of the third color sub-pixel 030 are located in the first row, and the light-emitting area of the second color sub-pixel 020 is located in the second row.
- the light-emitting area of the first color sub-pixel 010, the light-emitting area of the second color sub-pixel 020, and the light-emitting area of the third color sub-pixel 030 in the same first pixel unit PX1 can form a triangle. In this way, horizontal dark and bright stripes can be avoided in the first display area A1.
- the anodes of the passive light-emitting devices 130 in a row of sub-pixels are electrically connected.
- the first row has the first color sub-pixel 010 and the third color sub-pixel 030, and the anodes of the passive light-emitting devices 130 of the first color sub-pixel 010 and the third color sub-pixel 030 in the first row are mutually connected. Electric connection.
- the second row has the second color sub-pixels 020, and the anodes of the passive light-emitting devices 130 of the second color sub-pixels 020 in the second row are electrically connected to each other.
- the third row has the first color sub-pixel 010 and the third color sub-pixel 030, and the anodes of the passive light-emitting devices 130 of the first color sub-pixel 010 and the third color sub-pixel 030 in the third row are electrically connected to each other.
- the fourth row has the second color sub-pixels 020, and the anodes of the passive light-emitting devices 130 of the second color sub-pixels 020 in the fourth row are electrically connected to each other.
- the first pixel units PX1 are arranged in an array.
- the cathodes 133 of the passive light emitting devices 130 in the first pixel unit PX1 in the same column are electrically connected, and the cathodes 133 of the passive light emitting devices 130 in at least two adjacent columns of the first pixel unit PX1 have a cathode barrier between them. Section 140, so that the cathodes 133 of the passive light-emitting devices 130 in the first pixel unit PX1 in two adjacent columns are disconnected.
- the cathodes 133 of the passive light-emitting devices 130 in each column of the first pixel unit PX1 are electrically connected, and the cathode blocking parts 140 are provided between the cathodes 133 of the passive light-emitting devices 130 in every two adjacent columns of the first pixel unit PX1. In this way, the cathodes 133 of the passive light-emitting devices 130 in the first pixel unit PX1 in every two adjacent columns are disconnected.
- a cathode inhibitor layer is provided between every two adjacent second color sub-pixels 020 142.
- the cathodes 133 of every two adjacent second-color sub-pixels 020 in the same row can be separated by the cathode inhibitor layer 142.
- first color sub-pixels 010 and first color sub-pixels 010 and first color sub-pixels located in different first pixel units PX1 are located in the same row.
- An isolation band layer 141 is provided between the three-color sub-pixels 030.
- one of the two adjacent first pixel units PX1 has the first color sub-pixel 010 and the other first pixel unit PX1.
- An isolation band layer 141 is provided between the third color sub-pixels 030 in PX1.
- the distance between the plane of the isolation tape layer 141 facing away from the base substrate 100 and the base substrate 100 is greater than the distance between the plane of the cathode layer facing away from the base substrate 100 and the base substrate 100.
- the isolation band layer 141 includes a first inorganic material layer 1411, an organic material layer 1412, and a second inorganic material layer 1413 sequentially disposed on the pixel defining layer 101 .
- the material of the first inorganic material layer 1411 may include SiN
- the material of the organic material layer 1412 may include resin (Resin)
- the material of the second inorganic material layer 1413 may include SiO 2.
- the first inorganic material layer 1411 may be etched by an etching process, so that the isolation band layer 141 is formed into a "T" shape.
- the side of the first display area A1 facing the second display area A2 has a cathode barrier 140 arranged around the edge of the first display area A1 .
- the cathode 133 in the first display area A1 can be disconnected from the cathode 123 in the second display area A2 through the cathode barrier 140.
- the side of the first display area A1 facing the second display area A2 may have an isolation band layer 141 arranged around the edge of the first display area A1.
- a cathode inhibitor layer 142 is provided between the second color sub-pixel 020 in the edge of the first display area A1 and the second display area A2, and the edge of the first display area A1
- An isolation band layer 141 is provided between the third color sub-pixel 030 in the second display area A2 and the first color sub-pixel 010 in the edge of the first display area A1 and the second display area A2.
- an isolation band layer 141 is provided between the second color sub-pixel 020 at the edge of the first display area A1 and the second display area A2.
- an isolation band layer 141 is provided between the second color sub-pixel 020 at the edge of the first display area A1 and the second display area A2.
- the arrangement structure of the sub-pixels in each first pixel unit PX1 is the same.
- the sub-pixels in the first pixel unit PX1 can be uniformly arranged, so that the cathode inhibitor layer 142 and the cathode blocking portion 140 can also be uniformly arranged.
- the arrangement structure of the sub-pixels in each second pixel unit PX2 is the same. In this way, the sub-pixels in the second pixel unit PX2 can be evenly arranged.
- the light-emitting area of a first color sub-pixel 010 in the first display area A1 can be made larger than that of a first color sub-pixel 010 in the second display area A2.
- the light-emitting area of the four-color sub-pixel 040 In this way, the brightness of the first color sub-pixel 010 in the first display area A1 can be increased.
- the light-emitting area of one first-color sub-pixel 010 in the first display area A1 may be substantially equal to the light-emitting area of one fourth-color sub-pixel 040 in the second display area A2. In actual applications, it can be designed and determined according to actual application requirements, which is not limited here.
- the light-emitting area of a second-color sub-pixel 020 in the first display area A1 can be made larger than that of a first-color sub-pixel 020 in the second display area A2.
- the light-emitting area of five-color sub-pixels (such as: 050-1 or 050-2). In this way, the brightness of the second color sub-pixel 020 in the first display area A1 can be increased.
- the light-emitting area of a second-color sub-pixel 020 in the first display area A1 can be approximately equal to the light-emitting area of a fifth-color sub-pixel (such as 050-1 or 050-2) in the second display area A2. area.
- a fifth-color sub-pixel such as 050-1 or 050-2
- the light-emitting area of a third-color sub-pixel 030 in the first display area A1 can be made larger than that of a first-color sub-pixel 030 in the second display area A2.
- the light-emitting area of the six-color sub-pixel 060 In this way, the brightness of the third color sub-pixel 030 in the first display area A1 can be increased.
- the light-emitting area of one third-color sub-pixel 030 in the first display area A1 may be approximately equal to the light-emitting area of one sixth-color sub-pixel 060 in the second display area A2. In actual applications, it can be designed and determined according to actual application requirements, which is not limited here.
- the second color sub-pixel 020 in the first display area A1 and part of the fifth color sub-pixel in the second display area A2 can be made (E.g. 050-1, 050-2) are located in the same column. This is equivalent to that the second color sub-pixel 020 in the first display area A1 and the fifth color sub-pixel (such as 050-1, 050-2) in the second display area A2 are corresponding in the column direction F1, not
- the staggered arrangement or staggered arrangement can reduce the difficulty of designing the second color sub-pixels 020 in the first display area A1.
- the sub-pixels in the second display sub-region can be located in the same row as part of the sub-pixels in the first display sub-region. This is equivalent to that the sub-pixels in the first display area A1 and the sub-pixels in the second display area A2 correspond in the row direction F2, and are not arranged in staggered rows or columns, thereby reducing the Difficulty of sub-pixel design.
- the distance of the cathode inhibitor layer 142 in the column direction F1 can be greater than that of one second color sub-pixel 020
- the distance of the light-emitting area in the column direction F1; and the distance of the cathode inhibitor layer 142 in the column direction F1 is smaller than the distance between the centers of the light-emitting areas of two adjacent first color sub-pixels 010 in the column direction F1.
- the design can be determined according to actual application requirements, which is not limited here.
- the distance of the cathode inhibitor layer 142 in the row direction F2 is approximately equal to that of the light-emitting area of the fourth color sub-pixel 040 in the same second pixel unit PX2.
- the distance of the cathode inhibitor layer 142 in the row direction F2 may be greater than the center of the light-emitting area of the fourth color sub-pixel 040 and the center of the light-emitting area of the sixth color sub-pixel 060 in the same second pixel unit PX2.
- the distance between can be determined according to actual application requirements, which is not limited here.
- the distance of the cathode inhibitor layer 142 in the column direction F1 can be substantially equal to the two adjacent second display areas A2 in the column direction F1.
- the minimum distance between the light-emitting regions of the four-color sub-pixels 040, and the distance of the cathode inhibitor layer 142 in the column direction F1 is smaller than the distance between two adjacent fourth-color sub-pixels 040 in the column direction F1 in the second display area A2.
- the distance between the centers of the light-emitting areas can be substantially equal to the two adjacent second display areas A2 in the column direction F1.
- the distance of the cathode inhibitor layer 142 in the column direction F1 may be greater than the minimum distance between the light-emitting regions of two adjacent fourth color sub-pixels 040 in the column direction F1 in the second display area A2, and the cathode The distance of the inhibitor layer 142 in the column direction F1 is smaller than the distance between the centers of the light emitting regions of two adjacent fourth color sub-pixels 040 in the column direction F1 in the second display area A2.
- it can be designed and determined according to actual application requirements, which is not limited here.
- the embodiments of the present disclosure also provide a driving method of the above-mentioned display panel, which may include:
- the passive light-emitting device 130 in the first display area A1 is driven to emit light, so that the first display area A1 displays an image, and the pixel circuit in the second display area A2 is controlled to work, so that the pixel circuit is driven
- the electrically connected active light emitting device 120 emits light, so that the second display area A2 displays an image
- the pixel circuit in the second display area A2 is controlled to work, so that the pixel circuit drives the electrically connected active light-emitting device 120 to emit light, so that the second display area A2 displays images, and the first display area A1 does not emit light.
- driving the passive light emitting devices 130 in the first display area A1 to emit light may specifically include: driving the passive light emitting devices 130 in the first display area A1 to emit light column by column.
- controlling the operation of the pixel circuit in the second display area A2 so that the pixel circuit drives the active light-emitting device 120 electrically connected to emit light may specifically include: controlling the operation of the pixel circuit in the second display area A2 line by line to The pixel circuit drives the electrically connected active light emitting device 120 to emit light.
- the first display area A1 and the second display area A2 in the display panel may both display images.
- the first display area A1 may be used to display images.
- the second display mode only the first display area A1 may be used to display images.
- the third display mode only the second display area A2 can be used to display images, so that a partitioned display area can be realized.
- the time, power, the name of the network operator, the size of the network signal, the pushed icon, etc. may be displayed in the first display area A1.
- Dynamic pictures, pictures with high definition requirements, etc. can be displayed in the second display area A2.
- the types of screens that need to be displayed in the first display area A1 and the second display area A2 can be driven according to the actual need to display the images, which will not be repeated here.
- the passive light-emitting devices 130 in each first sub-display area are driven to emit light column by column, so that the first display area A1 displays an image.
- the operation of the pixel circuits in the second display area A2 is controlled row by row, so that the pixel circuits drive the electrically connected active light emitting device 120 to emit light, so that the second display area A2 displays an image.
- the pixel circuits in the second display area A2 are controlled row by row, so that the pixel circuit drives the electrically connected active light-emitting device 120 to emit light.
- the working process can be basically the same as the working process in the related art. Go into details. Only the working process of the first display area A1 will be described below.
- Vch1 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A11 through the first driving line 210-A11.
- Vch2 represents a signal input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the second column of the first sub-display area A11 through the first driving line 210-A11.
- the signal Vch1 input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A11 is low, and the signal Vch1 input to the cathode in the first pixel unit PX1 in the second column
- the signal Vch2 input from the cathode of the passive light-emitting device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels, so that each of the first pixel units PX1 in the first column
- One passive light emitting device 130 emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the second column does not emit light.
- the signal Vch2 input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the second column in the first sub-display area A11 is at a low level, and the signal Vch2 input to the cathode in the first pixel unit PX1 in the first sub-display area A11
- the signal Vch1 input from the cathode of the passive light-emitting device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels, so that each of the first pixel units PX1 in the second column is One passive light emitting device 130 emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the first column does not emit light.
- the first sub-display area A11 can realize the image display function.
- the passive light-emitting devices 130 in each first sub-display area are driven to emit light column by column, so that the first display area A1 displays an image.
- the working process in the first display area A1 in the second display mode is basically the same as the working process in the first display area A1 in the first display mode, and will not be repeated here.
- the pixel circuits in the second display area A2 are controlled line by line to operate, so that the pixel circuits drive the electrically connected active light emitting device 120 to emit light, so that only the second display area A2 displays images.
- the pixel circuits in the second display area A2 are controlled row by row, so that the pixel circuit drives the electrically connected active light-emitting device 120 to emit light.
- the working process can be basically the same as the working process in the related art. Go into details.
- the embodiment of the present disclosure further provides the above-mentioned driving method of the display panel, wherein the passive light-emitting device 130 in the first display area A1 is driven to emit light so that the first display area A1 displays an image, which may specifically include: simultaneously The passive light-emitting devices 130 in each first sub-display area are driven column by column, so that the passive light-emitting devices 130 in each first sub-display area emit light column by column.
- the passive light-emitting devices 130 in each first sub-display area are driven column by column at the same time, so that the passive light-emitting devices 130 in each first sub-display area are driven one by one.
- the column emits light, and the pixel circuit in the second display area A2 is controlled to work, so that the pixel circuit drives the electrically connected active light emitting device 120 to emit light, so that the second display area A2 displays an image.
- the passive light-emitting devices 130 in each first sub-display area are driven column by column at the same time, so that the passive light-emitting devices 130 in each first sub-display area are driven one by one. Column glows.
- the pixel circuit in the second display area A2 is controlled to work, so that the pixel circuit drives the electrically connected active light emitting device 120 to emit light, so that the second display area A2 displays an image.
- Vch11 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A11 through the first driving line 210-A11.
- Vch12 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the second column of the first sub-display area A11 through the first driving line 210-A11.
- Vch21 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A12 through the first driving line 210-A12.
- Vch22 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the second column of the first sub-display area A12 through the first driving line 210-A12.
- Vch31 represents a signal input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A13 through the first driving line 210-A13.
- Vch32 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the second column of the first sub-display area A13 through the first driving line 210-A13.
- Vch41 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A14 through the first driving line 210-A14.
- Vch42 represents a signal input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the second column of the first sub-display area A14 through the first driving line 210-A14.
- the passive light-emitting devices 130 in each first sub-display area are simultaneously driven to emit light column by column, so that the first display area A1 displays an image.
- the operation of the pixel circuits in the second display area A2 is controlled row by row, so that the pixel circuits drive the electrically connected active light emitting device 120 to emit light, so that the second display area A2 displays an image.
- the pixel circuits in the second display area A2 are controlled row by row, so that the pixel circuit drives the electrically connected active light-emitting device 120 to emit light.
- the working process can be basically the same as the working process in the related art. Go into details. Only the working process of the first display area A1 will be described below. Moreover, taking the first to third columns in the first display areas A11, A12, A13, and A14 as an example, the rest is the same, and so on, and will not be repeated here.
- the signal Vch11 input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A11 is at a low level, and the signal Vch11 is input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the second column.
- the signal Vch12 input from the cathode of the passive light-emitting device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A11, so that the first sub-display
- Each passive light emitting device 130 in the first pixel unit PX1 in the first column of the area A11 emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the second column does not emit light.
- the signal Vch21 input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A12 is at a low level, and emits light to the passive light emitting device in the first pixel unit PX1 in the second column.
- the signal Vch22 input from the cathode of the device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A12, so that the first sub-display area A12
- Each passive light emitting device 130 in the first pixel unit PX1 in the first column emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the second column does not emit light.
- the signal Vch31 input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A13 is at a low level, and emits light to the passive light emitting device in the first pixel unit PX1 in the second column.
- the signal Vch32 input from the cathode of the device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A13, so that the Each passive light emitting device 130 in the first pixel unit PX1 in the first column emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the second column does not emit light.
- the signal Vch41 input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the first column of the first sub-display area A14 is at a low level, and emits light to the passive light emitting device in the first pixel unit PX1 in the second column.
- the signal Vch42 input from the cathode of the device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A14, so that the first sub-display area A14 is
- Each passive light emitting device 130 in the first pixel unit PX1 in one column emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the second column does not emit light.
- the signal Vch12 input to the cathode of the passive light-emitting device 130 in the first pixel unit PX1 in the second column of the first sub-display area A11 is at a low level, and the signal Vch12 input to the cathode in the first pixel unit PX1 in the first column
- the signal Vch11 input from the cathode of the passive light-emitting device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A11, so that the first sub-display
- Each passive light emitting device 130 in the first pixel unit PX1 in the second column of the area A11 emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the first column does not emit light.
- the signal Vch22 input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the second column in the first sub-display area A12 is at a low level, and emits light to the passive light emitting device in the first pixel unit PX1 in the first column.
- the signal Vch21 input from the cathode of the device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A12, so that the first sub-display area A12
- Each passive light emitting device 130 in the first pixel unit PX1 in the second column emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the first column does not emit light.
- the signal Vch32 input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the second column in the first sub-display area A13 is at a low level, and emits light to the passive light emitting device in the first pixel unit PX1 in the first column.
- the signal Vch31 input from the cathode of the device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A13, so that the first sub-display area A13
- Each passive light emitting device 130 in the first pixel unit PX1 in the second column emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the first column does not emit light.
- the signal Vch42 input to the cathode of the passive light emitting device 130 in the first pixel unit PX1 in the second column in the first sub-display area A14 is at a low level, and emits light to the passive light emitting device in the first pixel unit PX1 in the first column.
- the signal Vch41 input from the cathode of the device 130 is at a high level, and a corresponding display signal is input to the anode of the passive light-emitting device 130 in each row of sub-pixels in the first sub-display area A42, so that the first sub-display area A42 is
- Each passive light emitting device 130 in the first pixel unit PX1 in the second column emits light, while the passive light emitting device 130 in the first pixel unit PX1 in the first column does not emit light.
- the first display area A1 can realize the image display function.
- the passive light-emitting devices 130 in each first sub-display area are simultaneously driven to emit light column by column, so that only the first display area A1 displays images.
- the working process in the first display area A1 in the second display mode is basically the same as the working process in the first display area A1 in the first display mode, and will not be repeated here.
- the pixel circuits in the second display area A2 are controlled line by line to operate, so that the pixel circuits drive the electrically connected active light emitting device 120 to emit light, so that only the second display area A2 displays images.
- the pixel circuits in the second display area A2 are controlled row by row, so that the pixel circuit drives the electrically connected active light-emitting device 120 to emit light.
- the working process can be basically the same as the working process in the related art. Go into details.
- the embodiment of the present disclosure also provides a display device, including the above-mentioned display panel provided by the embodiment of the present disclosure.
- the principle of the display device to solve the problem is similar to that of the aforementioned display panel. Therefore, the implementation of the display device can refer to the implementation of the aforementioned display panel, and the repetitive points will not be repeated here.
- the above-mentioned display device provided by the embodiment of the present disclosure may be a full-screen mobile phone as shown in FIG. 9.
- the above-mentioned display device provided by the embodiment of the present disclosure may also be any product or component with display function, such as a tablet computer, a television, a monitor, a notebook computer, a digital photo frame, and a navigator.
- Other indispensable components of the display device are understood by those of ordinary skill in the art, and will not be repeated here, nor should they be used as a limitation to the present disclosure.
- each active light-emitting device can emit light continuously and independently. Therefore, by providing the pixel circuit layer with the pixel circuit and the active light emitting device in the second display area, and electrically connecting the pixel circuit and the active light emitting device, the second display area can be driven by the pixel circuit to drive the active light emitting device. It emits light, so that the second display area can realize the display function.
- the passive light-emitting device in the first display area without providing the pixel circuit, not only the passive light-emitting device can be used to emit light, so that the first display area can realize the display function, but also the second display area can be free of pixels. Circuits and metal traces to make light transmittance high. In this way, when the display panel is applied to a display device, elements such as a front camera, sensor, earpiece, etc. can be arranged under the first display area of the display panel to realize a full-screen design and increase the screen-to-body ratio.
- a cathode barrier is provided between the cathodes of at least two adjacent rows of passive light-emitting devices, so that during the manufacturing process, after the cathode is covered on the cathode barrier, the cathode can be positioned at the cathode barrier. Automatically disconnect, so that the cathodes of two adjacent rows of passive light-emitting devices are disconnected.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (15)
- 一种显示面板,其中,包括:衬底基板,包括第一显示区和第二显示区;像素电路层,位于所述衬底基板的第二显示区中;所述像素电路层包括多个像素电路;发光器件层,位于所述像素电路层背离所述衬底基板一侧,且所述发光器件层包括多个主动型发光器件和多个被动型发光器件;其中,所述多个主动型发光器件设置于所述第二显示区中,且每一个所述像素电路与至少一个主动型发光器件电连接;所述多个被动型发光器件阵列设置于所述第一显示区;所述第一显示区包括:多个第一子显示区;其中,所述多个第一子显示区被配置为分别驱动,以使所述第一显示区显示图像。
- 如权利要求1所述的显示面板,其中,每个所述第一子显示区还包括:多条第一驱动线和多条第二驱动线;其中,一列中的被动型发光器件的阴极与一条所述第一驱动线电连接;一行中的被动型发光器件的阳极与一条所述第二驱动线电连接;并且,不同所述第一子显示区中的第二驱动线相互间隔设置。
- 如权利要求2所述的显示面板,其中,所述第一显示区包括阵列设置的多个第一像素单元;其中,所述第一像素单元包括第一颜色子像素、第二颜色子像素和第三颜色子像素;并且,所述第一显示区中的所述第一颜色子像素、所述第二颜色子像素和所述第三颜色子像素中分别设置有一个所述被动型发光器件;其中,一行中相同颜色子像素中的被动型发光器件的阳极与一条所述第二驱动线电连接;一列所述第一像素单元中的被动型发光器件的阴极与一条所述第一驱动线电连接;并且,每个所述第一子显示区在同一时刻输入所述第一驱动线的信号相同,以及每个所述第一子显示区在同一时刻输入所述第二驱动线的信号相同。
- 如权利要求3所述的显示面板,其中,所述显示面板还包括:设置于所述第一显示区中的多个阴极阻隔部;其中,至少相邻两列被动型发光器件的阴极之间具有所述阴极阻隔部,以使所述相邻两列被动型发光器件的阴极断开。
- 如权利要求4所述的显示面板,其中,所述阴极阻隔部具有至少一个隔离带层;所述隔离带层在垂直于所述阴极阻隔部的延向上的截面具有靠近所述衬底基板的第一侧和远离所述衬底基板的第二侧;其中,所述第二侧的距离大于所述第一侧的距离。
- 如权利要求5所述的显示面板,其中,所述阴极阻隔部包括相互间隔设置的多个所述隔离带层;所述阴极阻隔部还包括:相互间隔设置的多个阴极抑制剂层;同一所述阴极阻隔部中,所述阴极抑制剂层在所述衬底基板的正投影和所述隔离带层在所述衬底基板的正投影交替设置。
- 如权利要求5或6所述的显示面板,其中,所述隔离带层在垂直于所述阴极阻隔部的延伸方向上的截面呈“T”字形或倒梯形。
- 如权利要求4所述的显示面板,其中,所述发光器件层包括:第一电极层,位于所述像素电路层背离所述衬底基板一侧,且所述第一电极层包括所述主动型发光器件的阳极和所述被动型发光器件的阳极;像素限定层,位于所述第一电极层背离所述衬底基板一侧,且所述像素限定层具有多个开口;其中,一个所述开口在所述衬底基板的正投影位于一个阳极在所述衬底基板的正投影内;发光功能层,位于所述像素限定层背离所述衬底基板一侧,且所述发光功能层在所述衬底基板的正投影覆盖所述开口在所述衬底基板的正投影;第二电极层,位于所述发光功能层背离所述衬底基板一侧,且所述第二 电极层包括所述主动型发光器件的阴极和所述被动型发光器件的阴极;其中,所述隔离带层位于所述像素限定层与所述发光功能层之间,且所述像素限定层在所述衬底基板的正投影覆盖所述隔离带层在所述衬底基板的正投影;所述阴极抑制剂层位于所述发光功能层与所述第二电极层之间,且所述像素限定层在所述衬底基板的正投影覆盖所述阴极抑制剂层在所述衬底基板的正投影。
- 如权利要求8所述的显示面板,其中,同一所述第一像素单元中,所述第一颜色子像素和所述第三颜色子像素同行设置,所述第二颜色子像素位于所述第一颜色子像素和所述第三颜色子像素所在行的相邻行;所述第一显示区中,所述第一颜色子像素所在行和所述第二颜色子像素所在行沿列方向交替排列;所述第一显示区的同一行中,每相邻两个所述第二颜色子像素之间设置有所述阴极抑制剂层;所述第一显示区的同一行中,位于不同第一像素单元且相邻的第一颜色子像素和第三颜色子像素之间设置有所述隔离带层。
- 如权利要求9所述的显示面板,其中,所述第一显示区朝向所述第二显示区的一侧具有围绕所述第一显示区的边缘设置的所述阴极阻隔部;和/或,在所述行方向上,所述第一显示区边缘中的第二颜色子像素与所述第二显示区之间设置有所述阴极抑制剂层,所述第一显示区边缘中的第三颜色子像素与所述第二显示区之间设置有所述隔离带层,且所述第一显示区边缘中的第一颜色子像素与所述第二显示区之间设置有所述隔离带层;在所述列方向上,所述第一显示区边缘中的第二颜色子像素与所述第二显示区之间设置有所述隔离带层。
- 如权利要求3-10任一项所述的显示面板,其中,所述第二显示区包括多个第二像素单元,所述第二像素单元包括第四颜色子像素、两个第五颜 色子像素以及第六颜色子像素;其中,所述第二显示区中的所述第四颜色子像素、所述第五颜色子像素和所述第六颜色子像素中分别设置有一个所述主动型发光器件和一个所述像素电路;所述阴极抑制剂层在行方向上的距离大于或大致等于同一所述第二像素单元中的第一颜色子像素的发光区域的中心与第三颜色子像素的发光区域的中心之间的距离;所述阴极抑制剂层在列方向上的距离大于或大致等于所述第二显示区中在所述列方向上相邻两个所述第一颜色子像素的发光区域之间的最小距离,且所述阴极抑制剂层在列方向上的距离小于所述第二显示区中在所述列方向上相邻两个所述第一颜色子像素的发光区域的中心之间的距离;和/或,所述第一显示区内的一个第一颜色子像素的发光面积大于或大致等于所述第二显示区内的一个第四颜色子像素的发光面积;所述第一显示区内的一个第二颜色子像素的发光面积大于或大致等于所述第二显示区内的所述两个第五颜色子像素中的至少一个的发光面积;所述第一显示区内的一个第三颜色子像素的发光面积大于或大致等于所述第二显示区内的一个第六颜色子像素的发光面积。
- 如权利要求3-11任一项所述的显示面板,其中,所述第一显示区中的像素分布密度小于所述第二显示区中的像素分布密度。
- 一种显示装置,其中,包括如权利要求1-12任一项所述的显示面板。
- 一种如权利要求1-12任一项所述的显示面板的驱动方法,其中,包括:在第一显示模式时,驱动所述第一显示区中的被动型发光器件发光,以使所述第一显示区显示图像,以及控制所述第二显示区中的像素电路工作,以使所述像素电路驱动电连接的主动型发光器件发光,以使所述第二显示区显示图像;在第二显示模式时,驱动所述第一显示区中的被动型发光器件发光,以使所述第一显示区显示图像,以及使所述第二显示区不发光;在第三显示模式时,控制所述第二显示区中的像素电路工作,以使所述像素电路驱动电连接的主动型发光器件发光,以使所述第二显示区显示图像,以及使所述第一显示区不发光。
- 如权利要求14所述的驱动方法,其中,所述驱动所述第一显示区中的被动型发光器件发光,以使所述第一显示区显示图像,包括:同时对每一个所述第一子显示区中的所述被动型发光器件进行逐列驱动,以使每一个所述第一子显示区中的所述被动型发光器件逐列发光。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/631,401 US11877488B2 (en) | 2020-05-22 | 2021-04-08 | Display panel, driving method and display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010441682.5 | 2020-05-22 | ||
CN202010441682.5A CN111584591B (zh) | 2020-05-22 | 2020-05-22 | 显示面板、驱动方法及显示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021232984A1 true WO2021232984A1 (zh) | 2021-11-25 |
Family
ID=72127058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2021/085943 WO2021232984A1 (zh) | 2020-05-22 | 2021-04-08 | 显示面板、驱动方法及显示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11877488B2 (zh) |
CN (1) | CN111584591B (zh) |
WO (1) | WO2021232984A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114999332A (zh) * | 2022-06-02 | 2022-09-02 | 武汉华星光电半导体显示技术有限公司 | 显示面板 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111584591B (zh) | 2020-05-22 | 2023-03-28 | 京东方科技集团股份有限公司 | 显示面板、驱动方法及显示装置 |
CN112054048A (zh) * | 2020-09-17 | 2020-12-08 | 合肥维信诺科技有限公司 | 透光显示模组、显示面板及其制备方法 |
CN112216733A (zh) * | 2020-10-14 | 2021-01-12 | 京东方科技集团股份有限公司 | 一种显示屏及电子设备 |
CN112233611B (zh) * | 2020-10-22 | 2022-07-12 | Oppo广东移动通信有限公司 | 显示模组及其制备方法、控制方法和电子设备 |
WO2022087938A1 (zh) * | 2020-10-29 | 2022-05-05 | 京东方科技集团股份有限公司 | 显示基板及其制备方法、显示装置 |
US20220352288A1 (en) * | 2020-11-18 | 2022-11-03 | Boe Technology Group Co., Ltd. | Display Substrate and Preparation Method Thereof, and Display Apparatus |
KR20220089825A (ko) * | 2020-12-22 | 2022-06-29 | 엘지디스플레이 주식회사 | 표시 장치 |
CN112750965A (zh) * | 2021-01-05 | 2021-05-04 | 武汉华星光电半导体显示技术有限公司 | 显示面板、显示面板的制作方法以及显示装置 |
CN112909056B (zh) * | 2021-01-26 | 2023-08-08 | 京东方科技集团股份有限公司 | 显示面板及其制造方法、显示装置 |
KR20220133361A (ko) * | 2021-03-24 | 2022-10-05 | 삼성디스플레이 주식회사 | 표시 장치 |
US20240155913A1 (en) * | 2021-04-22 | 2024-05-09 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display substrate, display apparatus and manufacturing method |
CN115483250A (zh) * | 2021-05-31 | 2022-12-16 | 京东方科技集团股份有限公司 | 显示基板以及显示装置 |
CN113629205B (zh) * | 2021-07-19 | 2023-02-10 | 武汉华星光电半导体显示技术有限公司 | 显示面板及显示装置 |
CN116209314A (zh) * | 2021-11-30 | 2023-06-02 | 京东方科技集团股份有限公司 | 显示基板以及显示装置 |
CN114442359A (zh) * | 2022-01-21 | 2022-05-06 | 惠州Tcl移动通信有限公司 | 像素排布结构和显示装置 |
WO2023206377A1 (en) * | 2022-04-29 | 2023-11-02 | Boe Technology Group Co., Ltd. | Array substrate and display apparatus |
CN117396039A (zh) * | 2023-07-12 | 2024-01-12 | 昆山国显光电有限公司 | 显示面板及显示装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107610635A (zh) * | 2017-10-27 | 2018-01-19 | 武汉天马微电子有限公司 | 一种显示面板和电子设备 |
CN108269835A (zh) * | 2018-01-19 | 2018-07-10 | 云谷(固安)科技有限公司 | 显示基板及其制作方法、显示装置 |
CN109801950A (zh) * | 2019-01-31 | 2019-05-24 | 厦门天马微电子有限公司 | 显示面板、显示装置及显示面板的制作方法 |
CN110265472A (zh) * | 2019-07-15 | 2019-09-20 | 京东方科技集团股份有限公司 | 一种显示面板及显示装置 |
US20200135972A1 (en) * | 2019-08-26 | 2020-04-30 | Wuhan Tianma Micro-Electronics Co., Ltd. | Display panel and display device |
CN111584591A (zh) * | 2020-05-22 | 2020-08-25 | 京东方科技集团股份有限公司 | 显示面板、驱动方法及显示装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104900676B (zh) * | 2015-04-29 | 2018-06-12 | 京东方科技集团股份有限公司 | 阵列基板及其制造方法、显示装置 |
CN105355646B (zh) * | 2015-11-13 | 2019-03-22 | 京东方科技集团股份有限公司 | 阵列基板及其制备方法、显示装置 |
CN108010943B (zh) | 2017-11-28 | 2019-04-02 | 深圳市华星光电半导体显示技术有限公司 | Oled显示面板及其制造方法 |
US10216975B1 (en) | 2018-02-23 | 2019-02-26 | Shenzhen GOODIX Technology Co., Ltd. | Optical imaging via imaging lens and imaging pinhole in under-screen optical sensor module for on-screen fingerprint sensing in devices having organic light emitting diode (OLED) screens or other screens |
US10985231B2 (en) * | 2018-08-10 | 2021-04-20 | Au Optronics Corporation | Display device |
CN110767687B (zh) | 2018-10-31 | 2022-03-22 | 昆山国显光电有限公司 | 显示屏及显示终端 |
CN110767697B (zh) | 2018-12-28 | 2022-03-01 | 云谷(固安)科技有限公司 | 阵列基板、显示面板和显示装置 |
CN109817672B (zh) * | 2019-01-29 | 2020-12-29 | 京东方科技集团股份有限公司 | 有机电致发光显示基板及其制造方法、显示面板、装置 |
CN110444125B (zh) * | 2019-06-25 | 2022-03-08 | 荣耀终端有限公司 | 显示屏、终端 |
CN110783484B (zh) | 2019-09-24 | 2020-11-10 | 昆山国显光电有限公司 | 显示面板及其制作方法、显示装置 |
CN110690261B (zh) * | 2019-10-14 | 2022-06-10 | 京东方科技集团股份有限公司 | 一种阵列基板、制作方法和显示面板 |
-
2020
- 2020-05-22 CN CN202010441682.5A patent/CN111584591B/zh active Active
-
2021
- 2021-04-08 US US17/631,401 patent/US11877488B2/en active Active
- 2021-04-08 WO PCT/CN2021/085943 patent/WO2021232984A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107610635A (zh) * | 2017-10-27 | 2018-01-19 | 武汉天马微电子有限公司 | 一种显示面板和电子设备 |
CN108269835A (zh) * | 2018-01-19 | 2018-07-10 | 云谷(固安)科技有限公司 | 显示基板及其制作方法、显示装置 |
CN109801950A (zh) * | 2019-01-31 | 2019-05-24 | 厦门天马微电子有限公司 | 显示面板、显示装置及显示面板的制作方法 |
CN110265472A (zh) * | 2019-07-15 | 2019-09-20 | 京东方科技集团股份有限公司 | 一种显示面板及显示装置 |
US20200135972A1 (en) * | 2019-08-26 | 2020-04-30 | Wuhan Tianma Micro-Electronics Co., Ltd. | Display panel and display device |
CN111584591A (zh) * | 2020-05-22 | 2020-08-25 | 京东方科技集团股份有限公司 | 显示面板、驱动方法及显示装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114999332A (zh) * | 2022-06-02 | 2022-09-02 | 武汉华星光电半导体显示技术有限公司 | 显示面板 |
CN114999332B (zh) * | 2022-06-02 | 2023-11-03 | 武汉华星光电半导体显示技术有限公司 | 显示面板 |
Also Published As
Publication number | Publication date |
---|---|
US11877488B2 (en) | 2024-01-16 |
US20220336573A1 (en) | 2022-10-20 |
CN111584591A (zh) | 2020-08-25 |
CN111584591B (zh) | 2023-03-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2021232984A1 (zh) | 显示面板、驱动方法及显示装置 | |
JP7329685B2 (ja) | 表示パネル | |
CN110783384B (zh) | 显示面板及显示装置 | |
TWI749662B (zh) | 顯示面板及顯示裝置 | |
WO2022057436A1 (zh) | 显示面板、显示面板的制备方法及显示装置 | |
CN109950284B (zh) | 一种显示面板及显示装置 | |
WO2022057331A1 (zh) | 透光显示模组、显示面板及其制备方法 | |
CN112038373B (zh) | 一种显示面板及显示装置 | |
US11563073B2 (en) | Array substrate and manufacturing method thereof, display panel, display device and pixel driving circuit | |
US20230157146A1 (en) | Display panel and curved display device | |
US20230371324A1 (en) | Display panel and display device | |
KR102568777B1 (ko) | 디스플레이장치 | |
KR20090049515A (ko) | 유기 발광 표시 장치 및 그 제조 방법 | |
US20230189606A1 (en) | Display panel and method of manufacturing the same | |
US10062311B2 (en) | Display substrate and fabricating method thereof, and display device | |
CN109449183B (zh) | 像素结构、显示面板及显示面板的控制方法 | |
WO2022205858A1 (zh) | 显示面板及显示装置 | |
CN109148545B (zh) | 一种显示面板和显示装置 | |
US11751449B2 (en) | Array substrate, display panel, and display device | |
WO2020237470A1 (zh) | 阵列基板以及显示装置 | |
WO2021227025A1 (zh) | 一种显示面板及其制作方法、显示装置 | |
WO2023279374A1 (zh) | 显示基板和显示装置 | |
KR101109840B1 (ko) | 유기 el 표시 장치 | |
WO2023092607A1 (zh) | 显示基板和显示装置 | |
CN117596974A (zh) | 显示面板和显示装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21808973 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 21808973 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 26.06.2023) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 21808973 Country of ref document: EP Kind code of ref document: A1 |