WO2021018180A1 - 显示基板、显示面板及显示设备 - Google Patents
显示基板、显示面板及显示设备 Download PDFInfo
- Publication number
- WO2021018180A1 WO2021018180A1 PCT/CN2020/105452 CN2020105452W WO2021018180A1 WO 2021018180 A1 WO2021018180 A1 WO 2021018180A1 CN 2020105452 W CN2020105452 W CN 2020105452W WO 2021018180 A1 WO2021018180 A1 WO 2021018180A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- emitting
- drive signal
- pixel circuit
- units
- Prior art date
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 44
- 238000010586 diagram Methods 0.000 description 31
- 238000000354 decomposition reaction Methods 0.000 description 21
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 101001023680 Homo sapiens Ribosomal RNA small subunit methyltransferase NEP1 Proteins 0.000 description 1
- 102100035491 Ribosomal RNA small subunit methyltransferase NEP1 Human genes 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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]
-
- 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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0243—Details of the generation of driving signals
- G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage
-
- 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
- G09G2310/0262—The addressing of the pixel, in a display other than an active matrix LCD, involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependent on signals of two data electrodes
-
- 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
- G09G2310/0264—Details of driving circuits
- G09G2310/0297—Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
Definitions
- the present disclosure relates to the display field, and in particular to a display substrate, a display panel and a display device.
- OLED Organic Light-Emitting Diode
- the present disclosure provides a display substrate including: a plurality of pixel driving circuits; a plurality of sets of light-emitting driving signal lines, each of the plurality of sets of light-emitting driving signal lines includes a plurality of light-emitting driving signals Line; and a plurality of pixel circuit multiplexing units, respectively connected to the plurality of pixel drive circuits, the plurality of pixel circuit multiplexing units are arranged in a D ⁇ E first array, where D and E are both integers greater than 1 , Wherein each pixel circuit multiplexing unit of the plurality of pixel circuit multiplexing units includes N light-emitting units arranged in a K ⁇ H second array, wherein K, H, and N are all integers greater than 1, and The N light-emitting units are connected to a group of light-emitting drive signal lines in the plurality of groups of light-emitting drive signal lines, and each light-emitting unit of the N light-emitting units is configured to be connected
- the drive signal from the connected pixel drive circuit is received, so that all the light-emitting units in the same row do not emit light at the same time, and all the light-emitting units in the same column do not emit light at the same time.
- the same pixel circuit multiplexing unit The N light-emitting units inside emit light sequentially within one frame.
- the plurality of pixel circuit multiplexing units are connected to the plurality of pixel drive circuits in a one-to-one correspondence, and the N light-emitting units in each pixel circuit multiplexing unit are connected to the plurality of The same pixel drive circuit in the pixel drive circuit.
- each group of light-emitting drive signal lines includes N light-emitting drive signal lines; the N light-emitting drive signal lines extend in a first direction and are arranged in a second direction, and the first direction is The row direction of the first array and the second array, the second direction is the column direction of the first array and the second array; the pixel circuits in the same row in the first array are multiplexed
- the unit is connected to a set of light-emitting drive signal lines.
- each pixel circuit multiplexing unit includes a first light emitting unit and a second light emitting unit arranged in a column
- the N light emitting drive signal lines include a first light emitting drive signal line and a second light emitting drive signal line.
- a light-emitting drive signal line wherein the first light-emitting unit in the pixel circuit multiplexing unit in the i-th row and j-th column in the first array and the i-th row and j+1 column in the first array are
- the second light-emitting unit in the pixel circuit multiplexing unit is connected to the first light-emitting drive signal line, where i and j are integers, and 1 ⁇ i ⁇ D, 1 ⁇ j ⁇ E; the i-th in the first array
- the second light-emitting unit in the pixel circuit multiplexing unit in the row j-th column and the first light-emitting unit in the pixel circuit multiplexing unit in the i-th row and j+1 column in the first array are connected to a second light-emitting drive signal line.
- the first driving signal line and the second driving signal line are linearly extending along the first direction, and each of the first light-emitting unit and the second light-emitting unit is connected to the The first light-emitting driving signal line or the second light-emitting driving signal line is connected.
- the first light-emitting drive signal line is in a first zigzag shape and extends along the first direction to be combined with the first light-emitting unit and the first light-emitting unit in the pixel circuit multiplexing unit in the i-th row and j-th column.
- the second light-emitting unit in the pixel circuit multiplexing unit in row i and column j+1 is connected;
- the second light-emitting drive signal line is in the shape of a second zigzag line and extends in the first direction to be connected to the j-th row and i-th row.
- the second light-emitting unit in the column pixel circuit multiplexing unit is connected to the first light-emitting unit in the pixel circuit multiplexing unit in the i-th row and j+1-th column.
- the N is an even number greater than 2
- the display substrate further includes multiple groups of light-emitting control lines, each pixel circuit multiplexing unit is connected to a group of grouped light-emitting control lines, wherein each group of light-emitting control lines includes M grouped light-emitting control lines,
- the N light-emitting units in the pixel circuit multiplexing unit are divided into M groups of light-emitting units, and the pixel circuit multiplexing unit further includes M switch circuits, wherein the m-th switch circuit and the m-th group light-emitting control Line, the m-th group of light-emitting units and the pixel drive circuit are connected, and the m-th switch circuit is configured to switch the pixel under the control of the m-th group light-emitting control signal at the m-th group light-emitting control line
- the driving current generated by the driving circuit is provided to the m-th group of light-emitting units, where M is an integer greater than 1, and m is an integer and 1 ⁇ m ⁇ M.
- the plurality of light-emitting drive signal lines extend in the second direction and are arranged in the first direction, and the first grouped light-emitting control lines and the second grouped light-emitting control lines are in the first direction. Extending and arranged in the second direction; the pixel circuit multiplexing units located in the same column in the first array are connected to a group of light-emitting drive signal lines, and the pixel circuit multiplexing units located in the same row are connected to a group of grouped light-emitting control lines.
- M 2
- the M grouped light-emitting control lines include a first grouped light-emitting control line and a second grouped light-emitting control line
- the M groups of light-emitting units include a first group of light-emitting units and a second group of light-emitting units.
- M switch circuits include a first switch circuit and a second switch circuit
- the first switch circuit includes a first transistor, the gate of the first transistor is connected to the first grouped light-emitting control line, the first The first pole of the transistor is connected to the pixel drive circuit, and the second pole of the first transistor is connected to the first group of light-emitting units
- the second switch circuit includes a second transistor, and the gate of the second transistor is connected In the second grouped light-emitting control line, the first electrode of the second transistor is connected to the pixel driving circuit, and the second electrode of the second transistor is connected to the second group of light-emitting units.
- each of the N light-emitting units includes: a third transistor, a gate of the third transistor is connected to one of a plurality of light-emitting drive signal lines, and the first transistor of the third transistor The electrode is connected to one of the plurality of pixel driving circuits; a light emitting device, the anode of the light emitting device is connected to the second electrode of the third transistor, and the cathode of the light emitting device is connected to a reference signal line.
- the gate of the third transistor is arranged in the gate layer of the display substrate, and the first electrode and the second electrode of the third transistor are arranged in the source and drain layer of the display substrate
- the anode of the light-emitting device is arranged in the anode layer of the display substrate, wherein the anode of the light-emitting device has a protrusion extending to one of the plurality of light-emitting drive signal lines in the anode layer, The protruding portion is connected to the second electrode of the third transistor in the source drain layer through a via hole.
- the lengths of the protrusions of the anodes of the light emitting devices located in the same row and adjacent columns are different in the extending direction.
- the present disclosure provides a display panel including the display substrate as described above.
- the present disclosure provides a display device including the display panel as described above.
- Figure 1 is a schematic diagram of a 1:2 pixel multiplexing scheme in the related art
- Figure 2 is a schematic diagram of a pixel multiplexing scheme in related technologies
- Figure 3 is a circuit diagram of a pixel circuit in the related art
- FIG. 4 is a working timing diagram of the pixel circuit in the related art in the related art
- FIG. 5 is a schematic diagram of the light emitting unit distribution of a 1:2 pixel multiplexing scheme in the related art
- Fig. 6 is an image decomposition schematic diagram of a 1:2 pixel multiplexing scheme in the related art
- Fig. 7 is an image decomposition schematic diagram of a 1:4 pixel multiplexing scheme in the related art
- Fig. 8 is a structural diagram of a pixel complementary multiplexing circuit according to an embodiment of the present disclosure.
- FIG. 9 is a diagram of the arrangement and lighting sequence of light-emitting units according to an embodiment of the present disclosure.
- FIG. 10 is a schematic diagram of image decomposition according to an embodiment of the present disclosure.
- FIG. 11 is a circuit diagram of a pixel driving circuit according to an embodiment of the present disclosure.
- Fig. 12 is a structural diagram of a pixel circuit multiplexing unit according to an embodiment of the present disclosure.
- FIG. 13 is a structural diagram of a display substrate in the related art.
- FIG. 14 is a distribution diagram of the extension part of the light-emitting unit in the anode layer in the related art
- FIG. 15 is a distribution diagram of the extension part of the light-emitting unit in the anode layer according to an embodiment of the present disclosure
- FIG. 16 is a diagram of the arrangement and lighting sequence of light-emitting units according to another embodiment of the present disclosure.
- FIG. 17 is a schematic diagram of image decomposition according to another embodiment of the present disclosure.
- FIG. 18 is a structural diagram of a pixel circuit multiplexing unit according to another embodiment of the present disclosure.
- FIG. 19 is a working timing diagram of a pixel circuit according to an embodiment of the present disclosure.
- FIG. 20 is a structural diagram of a pixel circuit multiplexing unit according to another embodiment of the present disclosure.
- FIG. 21 is a circuit diagram of a pixel circuit according to an embodiment of the present disclosure.
- FIG. 22 is a schematic diagram of image decomposition according to another embodiment of the present disclosure.
- FIG. 23 is a structural diagram of a pixel circuit multiplexing unit according to another embodiment of the present disclosure.
- FIG. 24 is a circuit diagram of a pixel circuit according to an embodiment of the present disclosure.
- FIG. 25 is a structural diagram of a display panel according to an embodiment of the present disclosure.
- FIG. 26 is a structural diagram of a display device according to an embodiment of the present disclosure.
- FIG. 1 is a schematic diagram of a 1:2 pixel multiplexing scheme in the related art (two light-emitting units share one pixel driving circuit).
- the image is decomposed into sub-image 1 and sub-image 2, where sub-image 1 corresponds to rows 1, 3, 5... of the image, that is, odd rows; sub-image 2 corresponds to rows 2, 4, and 4 of the image 6...lines, that is, even-numbered lines.
- the odd-numbered rows of light-emitting units are controlled to emit light in the first half of 1 frame time, so that they are displayed as sub-image 1.
- the even-numbered rows of light-emitting units are controlled to emit light, thereby displaying sub-image 2.
- Sub-image 1 and sub-image 2 are superimposed into a complete image.
- the nth row of sub-image 1 and sub-image 2 will share a pixel driving circuit, multiplexing the same EM output, and A Gate output.
- Each sub-pixel in the nth row of sub-image 1 and sub-image 2 has a corresponding EM switch EM(n-1), EM(n-2).
- the pixel circuit corresponding to the 1:2 multiplexing of the engine bridge technology can see 2 sub-pixels, which are 7T+1C in total, which greatly reduces the number of thin film transistors (TFTs for short).
- Fig. 6 is an image decomposition schematic diagram of a 1:2 pixel multiplexing scheme in the related art. As shown in Fig. 6, the picture difference between the odd-line image and the even-line image after decomposition is relatively large, so when the odd-line image and the even-line image are switched between the upper and lower fields, flicker occurs in the vertical direction.
- Fig. 7 is an image decomposition schematic diagram of a 1:4 pixel multiplexing scheme in the related art. As shown in Fig. 7, the image picture difference after image decomposition of the 1:4 pixel multiplexing scheme is larger, and the flicker will be more serious.
- the present disclosure proposes a pixel circuit.
- the pixel circuit 111 includes: a plurality of pixel driving circuits 11; a plurality of pixel circuit multiplexing units 12,
- the pixel circuit multiplexing unit 12 is connected to the pixel driving circuit 11 in a one-to-one correspondence, and the pixel circuit multiplexing unit 12 is connected to the corresponding pixel driving circuit 11.
- the pixel circuit multiplexing unit 12 includes N light-emitting units 21, wherein N/2 light-emitting units 21 are respectively located in the nth row and mth column to m+ith column, and N/2 light-emitting units 21 are respectively located in the nth column.
- N is an even number greater than 0
- n is an odd number
- i is equal to N/2-1
- all light-emitting units in the same row do not emit light at the same time
- all light-emitting units in the same column do not emit light at the same time Glow.
- the N light emitting units 21 of the pixel circuit multiplexing unit 12 are arranged in 2 rows, that is, the nth row (odd row) and the n+1th row (even row).
- the nth row includes N/2
- the n+1th row includes N/2 light-emitting units 21. All the light-emitting units 21 in the same row do not emit light at the same time, and all the light-emitting units 21 in the same column emit light at different times, and a 1:N pixel multiplexing scheme can be realized. Since N is an even number greater than 0, the embodiments of the present disclosure can implement pixel multiplexing schemes such as 1:2, 1:4, 1:6, etc.
- the pixel driving circuit 11 includes TFTs T1, T2, T3, T4, T5 and a capacitor C1.
- the pixel circuit multiplexing unit 12 and the pixel driving circuit 11 are connected in a one-to-one correspondence.
- the pixel circuit multiplexing unit 12 includes N light-emitting units 21, of which N/2 light-emitting units 21 are located respectively The nth row and the mth column to the m+ith column, and the N/2 light-emitting units 21 are respectively located in the n+1th row and the mth column to the m+ith column, N is an even number greater than 0, n is an odd number, i Equal to N/2-1.
- All the light-emitting units 21 in the same row do not emit light at the same time, and all the light-emitting units 21 in the same column do not emit light at the same time, which can realize the decomposition display of the image in the horizontal and vertical directions and reduce display flicker.
- the N light-emitting units 21 in the same pixel circuit multiplexing unit 12 can emit light sequentially within one frame.
- the N light-emitting units 21 adjacent to the same row can emit light sequentially within one frame.
- multiple pixel circuit multiplexing units 12 can be arranged as shown in FIG. 9.
- Two light-emitting units 21 in the same pixel circuit multiplexing unit emit light sequentially within one frame, and two adjacent light-emitting units 21 in the same row emit light sequentially within one frame.
- the light-emitting units 21 with the same logo emit light at the same time (that is, the light-emitting units 21 of the logo 1 emit light at the same time, and the light-emitting units 21 of the logo 2 emit light at the same time), and the light-emitting units 21 of the logo 1 and the logo 2 emit light in sequence.
- the display effect is shown in Figure 10, which can realize the horizontal and vertical decomposition display of the image and reduce the display flicker.
- the pixel circuit multiplexing unit 12 also includes: 2 light-emitting drive signal lines, the 2 light-emitting drive signal lines are connected to the two light-emitting units 21 in a one-to-one correspondence; two light-emitting units 21 adjacent to the same row Connect with two light-emitting drive signal lines one-to-one.
- the present disclosure provides a display substrate 200, including: a plurality of pixel driving circuits 11; a plurality of groups of light-emitting driving signal lines, each of the plurality of groups of light-emitting driving signal lines includes a plurality of light-emitting driving signal lines; And a plurality of pixel circuit multiplexing units 12 are connected to the plurality of pixel driving circuits 11 in a one-to-one correspondence, and the plurality of pixel circuit multiplexing units 12 are arranged in a D ⁇ E first array, where D and E are both An integer greater than 1, wherein each pixel circuit multiplexing unit 12 in the plurality of pixel circuit multiplexing units 12 includes N light-emitting units 21 arranged in a K ⁇ H second array, wherein K, H, and N are all Is an integer greater than 1, the N light-emitting units 21 are connected to one pixel drive circuit 11 of the plurality of pixel drive circuits 11, and the N light-emitting units 21 are connected to one of the multiple sets of light
- a group of light-emitting drive signal lines are connected, and each light-emitting unit 21 of the N light-emitting units 21 is configured to receive the light-emitting drive signal from the multiple connections under the control of the light-emitting drive signal at the connected light-emitting drive signal line.
- the drive signal of one pixel drive circuit 11 in the pixel drive circuit 11 makes all the light-emitting units 21 located in the same row not emit light at the same time, and all the light-emitting units 21 in the same column emit light at different times.
- the N light-emitting units 21 emit light sequentially within one frame.
- each group of light-emitting drive signal lines includes N light-emitting drive signal lines, and the N light-emitting drive signal lines extend in a first direction and are arranged in a second direction, and the first direction is the The row direction of the first array and the second array, the second direction is the column direction of the first array and the second array; the pixel circuit multiplexing units 12 in the same row in the first array Connect a set of light-emitting drive signal lines.
- each pixel circuit multiplexing unit 12 includes a first light-emitting unit and a second light-emitting unit arranged in a column, and the N light-emitting drive signal lines include a first light-emitting drive signal line and a second light-emitting drive signal.
- the second light-emitting unit in the circuit multiplexing unit 12 is connected to the first light-emitting drive signal line, where i and j are integers, and 1 ⁇ i ⁇ D, 1 ⁇ j ⁇ E; the i-th row in the first array
- the second light-emitting unit in the pixel circuit multiplexing unit 12 in the j-th column and the first light-emitting unit in the i-th row and j+1 column in the first array are connected to the second light-emitting drive Signal line.
- the pixel circuit multiplexing unit 12 located in the first row and first column of the first array includes a first light-emitting unit 211 and a second light-emitting unit 212 arranged in a column, which are multiplexed with the pixel circuit
- the first group of light-emitting driving signal lines EMG1 corresponding to the unit 12 includes a first light-emitting driving signal line EM1 and a second light-emitting driving signal line EM2, where the first driving signal line and the second driving signal line are in the other groups of light-emitting driving signal lines
- Other reference numerals are used for denoting in, for example, EM3 and EM4 can be respectively denoted in the second row and first column of the first array.
- the first light-emitting unit 211 in the pixel circuit multiplexing unit 12 in the first row and the first column in the first array and the pixel circuit multiplexing unit 12 in the first row and the first column in the first array is connected to the first light-emitting drive signal line EM1; the second light-emitting unit 212 in the pixel circuit multiplexing unit 12 in the first row and the first column in the first array is The first light-emitting unit 211 in the pixel circuit multiplexing unit 12 in the first row and first column is connected to the second light-emitting drive signal line EM2.
- a similar connection manner is adopted to connect with N light-emitting drive signal lines.
- the first light-emitting drive signal line EM1 extends in a first zigzag shape along the first direction to be in line with the pixel circuit multiplexing unit 12 in the first row and first column.
- the first light-emitting unit 211 is connected to the second light-emitting unit 212 in the pixel circuit multiplexing unit 12 in the first row and the first column;
- the second light-emitting drive signal line EM2 is in a second zigzag shape and extends along the first direction , To be connected to the second light-emitting unit 212 in the pixel circuit multiplexing unit 12 in the first row and first column and the first light-emitting unit 211 in the pixel circuit multiplexing unit 12 in the first row and first column.
- EM1 and EM2 are designed in a broken line type, and are connected to the two light-emitting units 211 and 212 in the pixel circuit multiplexing unit 12 through different layers of metal wiring, and the pixel circuits in the first row and the first column are multiplexed.
- the first light-emitting unit 211 in the unit 12 and the first light-emitting unit 211 in the pixel circuit multiplexing unit 12 in the first row and second column are respectively one-to-one with the first light-emitting drive signal line EM1 and the second light-emitting drive signal line EM2. Corresponding connection.
- the two light-emitting units 21 in the same pixel circuit multiplexing unit 12 can emit light sequentially within one frame, and the same row is adjacent
- the two light-emitting units 21 emit light sequentially within one frame time, thereby realizing the decomposition display of the image in the horizontal and vertical directions, and reducing display flicker.
- the above-mentioned design of the light-emitting drive signal line into a zigzag type can realize that the two light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within one frame, and the two adjacent light-emitting units 21 in the same row within one frame time Glow in turn.
- each group of light-emitting driving signal lines includes N light-emitting driving signal lines, and N is an even number greater than 2, and the N light-emitting driving signal lines in each group of light-emitting driving signal lines follow the order from the first light-emitting driving signal line.
- FIG. 13 shows an exemplary partial film structure diagram of a display substrate in the related art.
- the display substrate 300 includes: a base substrate 210; a gate layer 270 disposed on the base substrate 210; a source and drain layer 230 disposed on a side of the gate layer 270 away from the base substrate 210;
- the anode layer 240 is located on the side of the source/drain layer 230 away from the base substrate 210 and is electrically connected to the source/drain layer 230 via the via hole V1;
- the cathode layer 260 is located at The side of the anode layer 240 away from the base substrate 210;
- the luminescent material layer 250 is located between the anode layer 240 and the cathode layer 260.
- Fig. 14 shows a partial plan view of a display substrate used in the related art.
- the extensions 3111 of the light-emitting units 21 located in the same row in the anode layer 240 are connected to the corresponding light-emitting drive signal lines in the same row, and the extensions 3111 of the light-emitting units 21 located in different rows in the anode layer 240 are connected to different light-emitting drive signals. line.
- the extension 3111 of the light emitting unit 21 in the first row in the anode layer 240 is connected to the light emitting drive signal line EM1 corresponding to the first row
- the extension 3111 of the light emitting unit 21 in the second row in the anode layer 240 is connected to the second row.
- the light-emitting drive signal line EM2 corresponding to the row is connected. It can be seen from FIG. 14 that the extension 3111 of the anode layer 240 of each light-emitting unit has the same length in the extension direction.
- each of the N light-emitting units includes: a third transistor, and a gate of the third transistor is connected to one of a plurality of light-emitting drive signal lines ,
- the first electrode of the third transistor is connected to one of the plurality of pixel driving circuits;
- a light emitting device the anode of the light emitting device is connected to the second electrode of the third transistor, and the cathode of the light emitting device is connected to a reference The signal line ELVSS.
- the gate of the third transistor is arranged in the gate layer of the display substrate, the first electrode and the second electrode of the third transistor are arranged in the source and drain layer of the display substrate, and the light emitting device
- the anode is disposed in the anode layer of the display substrate, wherein the anode of the light-emitting device has a protrusion 2111 extending to one of the plurality of light-emitting drive signal lines in the anode layer, and the protrusion 2111
- the portion 2111 is connected to the second electrode of the third transistor in the source-drain layer through a via V1.
- FIG. 15 shows a schematic plan view of a part of a display substrate according to an embodiment of the present disclosure.
- the extension 2111 of the light-emitting unit 21 located in the odd-numbered row and even-numbered column in the anode layer 240 extends to the next row and is connected to the light-emitting drive signal line EM2 corresponding to the next row.
- the light-emitting unit 21 located in the even-numbered row and even column in the anode layer 240 The extension portion 2111 of ⁇ 2 extends to the upper row to be connected to the light emitting drive signal line EM1 corresponding to the upper row.
- the extension 211 of the anode layer 240 in the first row and the first column and the extension 211 of the anode layer 240 in the first row and the second column have different lengths in the extension direction. .
- the extension 2111 of the light emitting unit 21 located in the odd rows and even columns in the anode layer 240 extends to the next row, and the extension 2111 of the light emitting unit 21 located in the even rows and even columns in the anode layer extends to the upper row ,
- the extended portions 2111 of the anode layer in the light-emitting unit 21 can be cross-distributed, so that one of the two adjacent light-emitting units 21 in the same row is connected to the light-emitting drive signal line such as EM1 or EM2 to realize the same pixel
- the two light-emitting units 21 in the circuit multiplexing unit 12 emit light sequentially within a frame time, and the two adjacent light-emitting units 21 in the same row emit light sequentially within a frame time, thereby realizing the image horizontal and vertical direction decomposition display, reducing the display Flashing.
- the N light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within one frame, and the N light-emitting units 21 adjacent to the same row emit light sequentially within one frame. , It can realize the decomposition display of the image in the horizontal and vertical directions and reduce the display flicker.
- the present disclosure also proposes a pixel circuit 111, as shown in FIG. 8, including: a plurality of pixel drive circuits 11; a plurality of pixel circuit multiplexing units 12, the pixel circuit multiplexing unit 12 and the pixel drive circuit 11 one by one Correspondingly, the pixel circuit multiplexing unit 12 is connected to the corresponding pixel driving circuit 11.
- the pixel circuit multiplexing unit 12 includes N light-emitting units 21, where N/2 light-emitting units 21 are respectively located in the nth row and mth column to m+ith column, and the N/2 light-emitting units 21 are respectively located in the n+1th column.
- Row m-th column to m+i-th column, N is an even number greater than 2
- n is an odd number
- i is equal to N/2-1.
- the N light emitting units 21 of the pixel circuit multiplexing unit 12 are arranged in 2 rows, that is, the nth row (odd row) and the n+1th row (even row), and the nth row includes N/2
- the light-emitting unit 21, the n+1th row includes N/2 light-emitting units 21, all the light-emitting units 21 in the same row do not emit light at the same time, and all the light-emitting units 21 in the same column do not emit light at the same time.
- N in the same pixel circuit multiplexing unit 12 The light-emitting units 21 emit light sequentially within one frame, and the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row emit light at the same time.
- the N light-emitting units 21 in the same pixel circuit multiplexing unit 12 can be controlled to emit light in the order of row first and then column or other order.
- the N/2 light-emitting units in the nth row emit light first in the order of row first and then column.
- N/2 light-emitting units in a +1 row emit light, and N/2 light-emitting units in the same row emit light sequentially in columns, which can realize a pixel multiplexing scheme of 1:N. Since N is an even number greater than 2, the present disclosure The embodiment can realize 1:4, 1:6, ... and other pixel multiplexing schemes.
- the units 12 can be arranged as shown in FIG. 16.
- the four light-emitting units 21 in the same pixel circuit multiplexing unit emit light in the order of row first and then column within one frame time, and the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row emit light at the same time, as shown in FIG. 16.
- the light-emitting units 21 with the same logo emit light at the same time (that is, the light-emitting unit 21 of the logo 1 emits light at the same time, the light-emitting unit 21 of the logo 2 emits light at the same time, the light-emitting unit 21 of the logo 3 emits light at the same time, and the light-emitting unit 21 of the logo 4 emits light at the same time), 1.
- the light-emitting units 21 of mark 2, mark 3, and mark 4 emit light in sequence.
- the display effect is shown in Figure 17, which can realize the horizontal and vertical decomposition display of the image and reduce the display flicker.
- the pixel driving circuit 11 includes TFTs T1, T2, T3, T4, T5, and a capacitor C1.
- the pixel circuit multiplexing unit 12 corresponds to the pixel drive circuit 11 one-to-one, the pixel circuit multiplexing unit 12 is connected to the corresponding pixel drive circuit 11, and the pixel circuit multiplexing unit 12 includes N The light emitting unit 21, wherein N/2 light emitting units 21 are respectively located in the nth row and mth column to m+ith column, and N/2 light emitting units 21 are respectively located in the n+1th row and mth column to m+ith column Column, N is an even number greater than 2, n is an odd number, i is equal to N/2-1, N light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within a frame time, and pixel circuits in the same row are multiplexed
- the light-emitting unit 21 at the corresponding position in the unit 12 emits light at the same time, which can realize the decomposition display of the image in the horizontal and vertical directions, and reduce the
- the pixel circuit multiplexing unit 12 includes: N light-emitting drive signal lines, and the N light-emitting drive signal lines are connected to the N light-emitting units 21 in a one-to-one correspondence; corresponding positions in the pixel circuit multiplexing unit 12 in the same row
- the light emitting unit 21 is connected to the same light emitting drive signal line.
- a pixel circuit multiplexing unit 12 includes four light-emitting units 21, which are connected to four light-emitting drive signal lines such as EM1, EM2, EM3, and EM4. Corresponding connection.
- the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row are connected to the same light-emitting drive signal line, and the light-emitting units 21 at the corresponding positions are arranged with one light-emitting unit 21 spaced apart.
- the working sequence is shown in FIG. 19, so that the four light-emitting units 21 in the same pixel circuit multiplexing unit 12 can emit light sequentially within one frame.
- a pixel circuit multiplexing unit 12 includes 6 light-emitting units 21, and 6 light-emitting drive signal lines such as EM1, EM2, EM3, EM4, EM5 Connect with EM6 one-to-one.
- the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row are connected to the same light-emitting drive signal line, and the light-emitting units 21 at the corresponding positions are arranged with two light-emitting units 21 spaced apart.
- the circuit diagram of the pixel circuit is shown in Figure 21, so that the six light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within one frame time, and the light-emitting units at corresponding positions in the pixel circuit multiplexing unit 12 in the same row 21 emits light at the same time, and its display effect is shown in Figure 22, which further realizes the decomposition display of the image in the horizontal and vertical directions and reduces the display flicker.
- the N light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within a frame time, and the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row simultaneously Luminous, can realize the image horizontal and vertical direction decomposition display, reduce display flicker.
- the extension 2111 of the anode layer 240 located in the i-th row and j-th column is in the extension direction
- the length of is different from the length of the extension 2111 of the anode layer 240 located in the i-th row and j+1-th column in the extending direction.
- the display substrate 200 further includes multiple groups of light-emitting control lines, each pixel circuit multiplexing unit 12 is connected to a group of grouped light-emitting control lines, wherein each group of light-emitting control lines includes M grouped light-emitting control lines ,
- the N light-emitting units in the pixel circuit multiplexing unit are divided into M groups of light-emitting units, the pixel circuit multiplexing unit further includes M switch circuits, wherein the m-th switch circuit and the m-th group emit light
- the control line, the m-th group of light-emitting units and the pixel drive circuit are connected, and the m-th switch circuit is configured to switch the m-th group light-emitting control signal under the control of the m-th group light-emitting control signal
- the driving current generated by the pixel driving circuit is provided to the m-th group of light-emitting units, where M is an integer greater than 1, and m is an integer and 1 ⁇ m ⁇ M.
- the M grouped light-emitting control lines include a first grouped light-emitting control line and a second grouped light-emitting control line
- the M groups of light-emitting units are divided into a first group of light-emitting units H211 and a second group of light-emitting units H211.
- the M switch circuits include: a first switch circuit connected to the first group light emitting control line, the first group light emitting unit H211 and the pixel drive circuit 11, the first switch The circuit is configured to provide the driving current generated by the pixel driving circuit 11 to the first group of light-emitting units H211 under the control of the first grouped light-emitting control signal at the first grouped light-emitting control line; a second switch circuit, and The second group light-emitting control line, the second group light-emitting unit H212 and the pixel drive circuit 11 are connected, and the second switch circuit is configured to control the second group light-emitting control signal at the second group light-emitting control line
- the driving current generated by the pixel driving circuit 11 is provided to the second group of light-emitting units H212.
- the plurality of light-emitting drive signal lines extend in the second direction and are arranged in the first direction, and the first grouped light-emitting control lines and the second grouped light-emitting control lines are in the first direction. Extend and arrange in the second direction; the pixel circuit multiplexing units 12 located in the same column in the first array are connected to a group of light-emitting drive signal lines, and the pixel circuit multiplexing units 12 located in the same row are connected to a group of grouped light-emitting control lines .
- the first switch circuit includes a first transistor T12, a gate of the first transistor T12 is connected to the first grouped light emission control line, and a first electrode of the first transistor T12 is connected to the In the pixel driving circuit 11, the second electrode of the first transistor T12 is connected to the first group of light-emitting units H211; the second switch circuit includes a second transistor T13, and the gate of the second transistor T13 is connected to the Two groups of light-emitting control lines, the first electrode of the second transistor T13 is connected to the pixel driving circuit 11, and the second electrode of the second transistor T13 is connected to the second group of light-emitting units H212.
- the M grouped light-emitting control lines include a first grouped light-emitting control line (EM v 1) and a second grouped light-emitting control line (EM v 2); N light-emitting control lines in the pixel circuit multiplexing unit 12
- the unit 21 is divided into a first group of light emitting units H211 and a second group of light emitting units H212.
- the pixel circuit multiplexing unit 12 further includes a first switch circuit and a second switch circuit.
- the first switch circuit includes a first transistor T12, a gate of the first transistor T12 is connected to the first grouped light emission control line EMv1, and a first electrode of the first transistor T12 is connected to the pixel driving circuit 11,
- the second electrode of the first transistor T12 is connected to the first group of light-emitting units H211;
- the second switch circuit includes a second transistor T13, and the gate of the second transistor T13 is connected to the second grouped light-emitting control line EMv2, the first pole of the second transistor T13 is connected to the pixel driving circuit 11, and the second pole of the second transistor T13 is connected to the second group of light-emitting units H212.
- the first transistor T12 is connected to the first grouped light-emitting control line, the first group of light-emitting units, and the pixel drive circuit 11, and the first transistor T12 is configured as the first grouped light-emitting control line EMv1.
- the driving current generated by the pixel driving circuit 11 is provided to the first group of light emitting units H211 under the control of a grouped light emitting control signal; the second transistor T13 and the second grouped light emitting control line EMv2, the second group
- the light emitting unit H212 is connected to the pixel driving circuit 11, and the second transistor T13 is configured to drive the pixel driving circuit 11 under the control of the second grouped light emitting control signal at the second grouped light emitting control line EMv2. Electric current is supplied to the second group of light emitting cells H212.
- the plurality of light-emitting drive signal lines such as EM H 1, EM H 2, and EM H 3 extend in the second direction (row direction) and are arranged in the first direction (also called row light emitting Drive signal line); the first grouped light-emitting control line EMv1 and the second grouped light-emitting control line EMv2 extend in the first direction and are arranged in the second direction (column direction) (also called column light-emitting drive signal line ).
- the pixel circuit multiplexing units (for example, including the pixel circuit multiplexing unit 12 and the pixel circuit multiplexing units in the same column) in the same column (for example, the first column) in the first array Unit) Connect the light-emitting drive signal lines EM H 1, EM H 2 and EM H 3.
- the pixel circuit multiplexing units (for example, pixel circuit multiplexing units including the pixel circuit multiplexing unit 12 and its counterparts) located in the same row (for example, the first row) in the first array are connected to the first grouped light emitting control line ( For example, EMv1) and the second grouped lighting control line (for example, EMv2).
- N/2 column light-emitting drive signal lines are connected to N/2 light-emitting units 21 in one-to-one correspondence, and N/2 column light-emitting drive signal lines are also connected to other N/2 light-emitting units 21 in one-to-one correspondence; pixels in the same column
- the light emitting unit 21 at the corresponding position in the circuit multiplexing unit 12 is connected to the same column of light emitting drive signal lines.
- the pixel circuit multiplexing unit 12 may further include: two row light-emitting drive signal lines, one of the two row light-emitting drive signal lines and the first transistor T12 The control terminal is connected, the other of the two row light-emitting drive signal lines is connected to the control terminal of the second transistor T13; the control terminal of the switch circuit in the corresponding position in the pixel circuit multiplexing unit 12 of the same row is connected to the same Row light-emitting drive signal line connection.
- the pixel circuit multiplexing unit 12 may include a first transistor T12 as shown in FIG. 23 and FIG. 24, and three light-emitting units 21 are connected to the pixel driving circuit 11 through the first transistor T12. Connected; the second transistor T13, the other three light-emitting units 21 are connected to the pixel drive circuit 11 through the second transistor T13.
- Three column light-emitting drive signal lines such as EM H 1, EM H 2, EM H 3 are connected to the three light-emitting units 21 in the same row one-to-one, and 3 column light-emitting drive signal lines such as EM H 1, EM H 2, The EM H 3 is also connected to the other three light-emitting units 21 in the next row in a one-to-one correspondence, and the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same column are connected to the light-emitting drive signal lines in the same column;
- Two row light-emitting drive signal lines such as EMv1, EMv2, one row light-emitting drive signal line such as EMv1 is connected to the control terminal of the first transistor T12, and the other row light-emitting drive signal line of the two row light-emitting drive signal lines, such as EMv2 and
- the control end of the second transistor T13 is connected, and the control end of the switch circuit in the corresponding position in the pixel circuit multiplexing unit 12 in the same row is connected to the light-emitting drive signal line in the same row.
- the six light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within one frame, and the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row emit light at the same time.
- the display effect is shown in FIG. 22. Display, and then realize the image horizontal and vertical direction decomposition display, reduce display flicker, and reduce the number of signal lines.
- the N light-emitting units 21 in the same pixel circuit multiplexing unit 12 emit light sequentially within a frame time, and the light-emitting units 21 at corresponding positions in the pixel circuit multiplexing unit 12 in the same row simultaneously Luminous, can realize the image horizontal and vertical direction decomposition display, reduce display flicker.
- an embodiment of the present disclosure further proposes a display panel 30, as shown in FIG. 25, including: a display substrate 200 as in the above-mentioned embodiment.
- an embodiment of the present disclosure also proposes a display device 33, as shown in FIG. 26, comprising: a display panel 30 and a housing 34 as shown in the above-mentioned embodiment, which are arranged outside the display panel 30 .
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of El Displays (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (15)
- 一种显示基板,包括:多个像素驱动电路;多组发光驱动信号线,所述多组发光驱动信号线中的每组发光驱动信号线包括多条发光驱动信号线;以及多个像素电路复用单元,分别与所述多个像素驱动电路连接,所述多个像素电路复用单元布置成D×E第一阵列,其中D和E均为大于1的整数,其中,所述多个像素电路复用单元中的每个像素电路复用单元包括布置成K×H第二阵列的N个发光单元,其中K、H和N均为大于1的整数,并且所述N个发光单元与所述多组发光驱动信号线中的一组发光驱动信号线连接,所述N个发光单元中的每个发光单元被配置为在所连接的所述发光驱动信号线处的发光驱动信号的控制下接收来自所连接的像素驱动电路的驱动信号,使得位于同一行的所有发光单元不同时发光,同一列的所有发光单元不同时发光,同一所述像素电路复用单元内的所述N个发光单元在一帧时间内依次发光。
- 根据权利要求1所述的显示基板,其中,所述多个像素电路复用单元与所述多个像素驱动电路一一对应地连接,并且所述每个像素电路复用单元中的N个发光单元连接所述多个像素驱动电路中的同一个像素驱动电路。
- 根据权利要求2所述的显示基板,其中,所述每组发光驱动信号线包括N条发光驱动信号线;所述N条发光驱动信号线在第一方向上延伸并且在第二方向上排列,所述第一方向为所述第一阵列和所述第二阵列的行方向,所述第二方向为所述第一阵列和所述第二阵列的列方向;所述第一阵列中位于同一行的像素电路复用单元连接一组发光驱动信号线。
- 根据权利要求3所述的显示基板,其中,N=2,每个像素电路复用单元包括布置成一列的第一发光单元和第二发光单元,所述N条发光驱动信号线包括第一发光驱动信号线和第二发光驱动信号线,其中,所述第一阵列中的第i行第j列所述像素电路复用单元中的第一发光单元和所述第一阵列中的第i行第j+1列所述像素电路复用单元中的第二发光单元连接第一发光驱动 信号线,其中i和j均为整数,且1≤i≤D,1≤j≤E;所述第一阵列中的第i行第j列像素电路复用单元中的第二发光单元和所述第一阵列中的第i行第j+1列所述像素电路复用单元中的第一发光单元连接第二发光驱动信号线。
- 根据权利要求4所述的显示基板,其中,所述第一发光驱动信号线和第二发光驱动信号线均呈直线型沿第一方向延伸,所述第一发光单元和第二发光单元中的每一个经由过孔与所述第一发光驱动信号线或第二发光驱动信号线连接。
- 根据权利要求4所述的显示基板,其中,所述第一发光驱动信号线呈第一折线型沿第一方向延伸,以与所述第i行第j列像素电路复用单元中的第一发光单元和所述第i行第j+1列所述像素电路复用单元中的第二发光单元连接;所述第二发光驱动信号线呈第二折线型沿第一方向延伸,以与所述第i行第j列像素电路复用单元中的第二发光单元和所述第i行第j+1列所述像素电路复用单元中的第一发光单元连接。
- 根据权利要求3所述的显示基板,其中,所述N为大于2的偶数,每组发光驱动信号线中的N条发光驱动信号线按照从第一发光驱动信号线至第N发光驱动信号线的顺序沿所述第二方向排列;其中第二阵列中的第k行第h列发光单元与所述N条发光驱动信号线中的第n发光驱动信号线连接,其中k、h和n均为大于1的整数,1≤k≤K,1≤h≤H,其中n=(k-1)H+h。
- 根据权利要求2所述的显示基板,还包括多组分组发光控制线,每个像素电路复用单元连接一组分组发光控制线,其中每组分组发光控制线包括M条分组发光控制线,所述像素电路复用单元中的所述N个发光单元分为M组发光单元,所述像素电路复用单元还包括M个开关电路,其中,第m开关电路与所述第m分组发光控制线、所述第m组发光单元和所述像素驱动电路连接,所述第m开关电路被配置为在所述第m分组发光控制线处的第m分组发光控制信号的控制下将所述像素驱动电路产生的驱动电流提供至所述第m组发光单元,其中M是大于1的整数,m为整数且1≤m≤M。
- 根据权利要求8所述的显示基板,其中,所述多条发光驱动信号线在第二方向上延伸并且在第一方向上排列,所述M条分组发光控制线在第一方向上延伸并且在第二方向上排列;所述第一阵列中位于同一列的像素电路复用单元连接一组发光驱动信号线,位于同一行的像素电路复用单元连接一组分组发光控制线。
- 根据权利要求8或9所述的显示基板,其中,M=2,所述M条分组发光控制线包括第一分组发光控制线和第二分组发光控制线,所述M组发光单元包括第一组发光单元和第二组发光单元,M个开关电路包括第一开关电路和第二开关电路,所述第一开关电路包括第一晶体管,所述第一晶体管的栅极连接所述第一分组发光控制线,所述第一晶体管的第一极连接所述像素驱动电路,所述第一晶体管的第二极连接所述第一组发光单元;所述第二开关电路包括第二晶体管,所述第二晶体管的栅极连接所述第二分组发光控制线,所述第二晶体管的第一极连接所述像素驱动电路,所述第二晶体管的第二极连接所述第二组发光单元。
- 根据权利要求1至10中任一项权利要求所述的显示基板,其中,所述N个发光单元中的每个发光单元包括:第三晶体管,所述第三晶体管的栅极连接多条发光驱动信号线之一,所述第三晶体管的第一极连接所述多个像素驱动电路之一;发光器件,所述发光器件的阳极连接所述第三晶体管的第二极,所述发光器件的阴极连接至参考信号线。
- 根据权利要求11所述的显示基板,其中,所述第三晶体管的栅极设置在所述显示基板的栅极层中,所述第三晶体管的第一极和第二极设置在所述显示基板的源漏层中,所述发光器件的阳极设置在所述显示基板的阳极层中,其中,所述发光器件的阳极具有在所述阳极层中向所述多条发光驱动信号线之一延伸的伸出部,所述伸出部经由过孔与源漏层中所述第三晶体管的第二极连接。
- 根据权利要求12所述的显示基板,其中,位于同一行相邻列的所述发光器件的阳极的所述伸出部在延伸方向上的长度不同。
- 一种显示面板,包括如权利要求1-13任一项所述的显示基板。
- 一种显示设备,包括如权利要求14所述的显示面板。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/271,737 US11348523B2 (en) | 2019-07-29 | 2020-07-29 | Display substrate, display panel and display apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910689209.6 | 2019-07-29 | ||
CN201910689209.6A CN110379366A (zh) | 2019-07-29 | 2019-07-29 | 像素补偿复用电路、背板、显示面板及显示设备 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021018180A1 true WO2021018180A1 (zh) | 2021-02-04 |
Family
ID=68256768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/105452 WO2021018180A1 (zh) | 2019-07-29 | 2020-07-29 | 显示基板、显示面板及显示设备 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11348523B2 (zh) |
CN (1) | CN110379366A (zh) |
WO (1) | WO2021018180A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110379366A (zh) * | 2019-07-29 | 2019-10-25 | 京东方科技集团股份有限公司 | 像素补偿复用电路、背板、显示面板及显示设备 |
WO2021103014A1 (zh) | 2019-11-29 | 2021-06-03 | 京东方科技集团股份有限公司 | 阵列基板、显示面板、拼接显示面板及显示驱动方法 |
CN111292688B (zh) * | 2020-02-25 | 2021-01-26 | 京东方科技集团股份有限公司 | 屏幕亮度调节方法及装置、显示装置 |
WO2021217295A1 (zh) * | 2020-04-26 | 2021-11-04 | 京东方科技集团股份有限公司 | 显示基板以及显示装置 |
CN111564140B (zh) * | 2020-06-12 | 2021-03-26 | 京东方科技集团股份有限公司 | 显示基板及显示装置 |
CN114220384B (zh) * | 2020-09-18 | 2023-06-20 | 京东方科技集团股份有限公司 | 显示面板及其驱动方法、显示装置 |
CN115443539A (zh) * | 2021-04-01 | 2022-12-06 | 京东方科技集团股份有限公司 | 发光基板及显示装置 |
CN117058985B (zh) * | 2023-10-12 | 2024-01-05 | 长春希达电子技术有限公司 | 一种排布结构、虚拟复用方式、控制方法以及显示设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101216650A (zh) * | 2008-01-14 | 2008-07-09 | 京东方科技集团股份有限公司 | 液晶显示装置阵列基板及驱动方法 |
US20160019835A1 (en) * | 2011-05-19 | 2016-01-21 | Samsung Display Co., Ltd. | Pixel, display device including the pixel, and driving method of the display device |
US20160191952A1 (en) * | 2014-12-31 | 2016-06-30 | Samsung Display Co., Ltd. | Degradation compensation apparatus, display device including the degradation compensation apparatus, and degradation compensation method |
CN108122542A (zh) * | 2016-11-29 | 2018-06-05 | 乐金显示有限公司 | 显示面板及使用该显示面板的电致发光显示器 |
CN110010093A (zh) * | 2017-12-29 | 2019-07-12 | 乐金显示有限公司 | 发光显示装置 |
CN110379366A (zh) * | 2019-07-29 | 2019-10-25 | 京东方科技集团股份有限公司 | 像素补偿复用电路、背板、显示面板及显示设备 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003122306A (ja) * | 2001-10-10 | 2003-04-25 | Sony Corp | アクティブマトリクス型表示装置およびアクティブマトリクス型有機エレクトロルミネッセンス表示装置 |
KR100600346B1 (ko) * | 2004-11-22 | 2006-07-18 | 삼성에스디아이 주식회사 | 발광 표시장치 |
KR100599657B1 (ko) | 2005-01-05 | 2006-07-12 | 삼성에스디아이 주식회사 | 표시 장치 및 그 구동 방법 |
TWI473061B (zh) | 2012-10-22 | 2015-02-11 | Au Optronics Corp | 電致發光顯示面板及其驅動方法 |
CN108885855A (zh) * | 2016-01-13 | 2018-11-23 | 深圳云英谷科技有限公司 | 显示设备和像素电路 |
CN106297672B (zh) * | 2016-10-28 | 2017-08-29 | 京东方科技集团股份有限公司 | 像素驱动电路、驱动方法和显示设备 |
US10978536B2 (en) * | 2018-12-07 | 2021-04-13 | Samsung Display Co., Ltd. | Organic light emitting diode display including an anode overlapping a voltage line |
CN109671760A (zh) * | 2018-12-18 | 2019-04-23 | 武汉华星光电半导体显示技术有限公司 | 一种有源矩阵有机发光二极管面板 |
KR20200111873A (ko) * | 2019-03-19 | 2020-10-05 | 삼성디스플레이 주식회사 | 표시 장치 |
-
2019
- 2019-07-29 CN CN201910689209.6A patent/CN110379366A/zh active Pending
-
2020
- 2020-07-29 WO PCT/CN2020/105452 patent/WO2021018180A1/zh active Application Filing
- 2020-07-29 US US17/271,737 patent/US11348523B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101216650A (zh) * | 2008-01-14 | 2008-07-09 | 京东方科技集团股份有限公司 | 液晶显示装置阵列基板及驱动方法 |
US20160019835A1 (en) * | 2011-05-19 | 2016-01-21 | Samsung Display Co., Ltd. | Pixel, display device including the pixel, and driving method of the display device |
US20160191952A1 (en) * | 2014-12-31 | 2016-06-30 | Samsung Display Co., Ltd. | Degradation compensation apparatus, display device including the degradation compensation apparatus, and degradation compensation method |
CN108122542A (zh) * | 2016-11-29 | 2018-06-05 | 乐金显示有限公司 | 显示面板及使用该显示面板的电致发光显示器 |
CN110010093A (zh) * | 2017-12-29 | 2019-07-12 | 乐金显示有限公司 | 发光显示装置 |
CN110379366A (zh) * | 2019-07-29 | 2019-10-25 | 京东方科技集团股份有限公司 | 像素补偿复用电路、背板、显示面板及显示设备 |
Also Published As
Publication number | Publication date |
---|---|
US11348523B2 (en) | 2022-05-31 |
CN110379366A (zh) | 2019-10-25 |
US20210319748A1 (en) | 2021-10-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2021018180A1 (zh) | 显示基板、显示面板及显示设备 | |
US10103214B2 (en) | Display device | |
KR100721943B1 (ko) | 유기전계발광표시장치 | |
CN100565645C (zh) | 半导体器件、显示设备和电子装置 | |
JP4297444B2 (ja) | 表示装置,表示パネル,及び表示装置の駆動方法 | |
TWI411996B (zh) | 顯示裝置及其驅動方法 | |
US11205385B2 (en) | Display panel and method of controlling the same, and display apparatus | |
US9368064B2 (en) | Display panel, display apparatus, and electronic system | |
KR100649246B1 (ko) | 역다중화 장치와, 이를 이용한 표시 장치 및 그 표시 패널 | |
US9711077B1 (en) | Organic light emitting diode display panel | |
CN109872684B (zh) | 一种显示面板、显示装置和显示面板的驱动方法 | |
JP2011118341A (ja) | 有機電界発光表示装置 | |
KR20020060042A (ko) | 유기 led 디스플레이 및 그 구동 방법 | |
KR101960458B1 (ko) | 유기 발광 표시 장치 | |
WO2020098069A1 (zh) | Oled显示面板 | |
US11114039B2 (en) | Micro-display device and method of driving same | |
US20080111771A1 (en) | Passive matrix thin-film electro-luminescent display | |
CN108962968A (zh) | 一种有机发光显示面板及有机发光显示装置 | |
US7903051B2 (en) | Electro-luminescence display device and driving method thereof | |
JP2007140276A (ja) | アクティブマトリクス型表示装置 | |
JP2007065614A (ja) | エレクトロルミネセンス表示装置及びその駆動方法並びにエレクトロルミネセンス表示パネル | |
KR20050110198A (ko) | 발광표시 장치의 데이터 드라이버 입력 제어회로 및 그방법 | |
US20160189663A1 (en) | Organic light-emitting display and method of driving the same | |
KR20070119200A (ko) | 유기 발광다이오드 표시소자 | |
KR100590064B1 (ko) | 발광표시 장치 및 그 구동 방법 |
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: 20847407 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: 20847407 Country of ref document: EP Kind code of ref document: A1 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20847407 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 14.02.2023) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20847407 Country of ref document: EP Kind code of ref document: A1 |