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US 2023/0157047 A1Published application
Organic light emitting diode display
AssigneeSamsung Display Co., Ltd.
InventorHee Chul JEON
Life of this patent
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Abstract
An organic light emitting diode display including a first substrate, a plurality of electrodes on the first substrate and spaced apart from each other, a pixel defining layer on the plurality of electrodes, spacers on the pixel defining layer, and a second substrate on the spacers. The pixel defining layer includes a plurality of openings spaced apart from each other and respectively open to the plurality of electrodes. The spacers on the pixel defining layer are at crossing points of a plurality of virtual lines, the spacers crossing spaces between adjacent openings of the plurality of openings.
Claims51
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode, the pixel defining layer comprising:
- a plurality of first openings (OM3) overlapping the first electrodes(E3);
- a plurality of second openings (OM1) overlapping the second electrodes(E1);
- a plurality of third openings (OM2) overlapping the third electrodes(E2);
- a plurality of first organic light emission layers (OL3) overlapping the first openings;
- a plurality of second organic light emission layers (OL1) overlapping the second openings;
- a plurality of third organic light emission layers (OL2) overlapping the third openings;
- and
- a first spacer (SPC) and a second spacer on the pixel defining layer, wherein:
- a first virtual line (VL1) crosses one of the plurality of first openings (OM3) and crosses between one of the plurality of second openings (OM1) and one of the plurality of third openings (OM2);
- a second virtual line (VL2) crosses between the one of the plurality of first openings (OM3) and the one of the plurality of third openings (OM2), and between the one of the plurality of first openings (OM3) and the one of the plurality of second openings (OM1);
- a third virtual line crosses between the one of the plurality of first openings and another of the plurality of first openings (OM3) and crosses between the one of the plurality of second openings (OM1) and another of the plurality of third openings (OM2);
- the first virtual line and the second virtual line are perpendicular to each other;
- the second virtual line and the third virtual line are perpendicular to each other;
- the first spacer overlaps a crossing point of the first virtual line and the second virtual line;
- the second spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- the first organic light emission layer, the second organic light emission layer, and the third organic light emission layer emit lights of different colors.
19 more elements
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode, the pixel defining layer comprising:
- a plurality of first openings (OM3) overlapping the first electrodes(E3);
- a plurality of second openings (OM1) overlapping the second electrodes(E1);
- a plurality of third openings (OM2) overlapping the third electrodes(E2);
- a plurality of first organic light emission layers (OL3) overlapping the first openings;
- a plurality of second organic light emission layers (OL1) overlapping the second openings;
- a plurality of third organic light emission layers (OL2) overlapping the third openings;
- and
- a first spacer (SPC) and a second spacer on the pixel defining layer,
- wherein:
- a first virtual line (VL1) crosses one of the plurality of first openings (OM3) and crosses between one of the plurality of second openings (OM1) and one of the plurality of third openings (OM2);
- a second virtual line (VL2) crosses between the one of the plurality of first openings (OM3) and the one of the plurality of third openings (OM2), and between the one of the plurality of first openings (OM3) and the one of the plurality of second openings (OM1);
- a third virtual line crosses between the one of the plurality of first openings and another of the plurality of first openings (OM3) and crosses between the one of the plurality of second openings (OM1) and another of the plurality of third openings (OM2);
- the first virtual line and the second virtual line are perpendicular to each other;
- the second virtual line and the third virtual line are perpendicular to each other;
- the first spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- the second spacer overlaps a crossing point of the first virtual line and the second virtual line.
19 more elements
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode, the pixel defining layer comprising:
- a plurality of first openings (OM3) overlapping the first electrodes(E3);
- a plurality of second openings (OM1) overlapping the second electrodes(E1);
- a plurality of third openings (OM2) overlapping the third electrodes(E2);
- a plurality of first organic light emission layers (OL3) overlapping the first openings;
- a plurality of second organic light emission layers (OL1) overlapping the second openings;
- a plurality of third organic light emission layers (OL2) overlapping the third openings;
- and
- a first spacer (SPC) and a second spacer on the pixel defining layer,
- wherein:
- a first virtual line (VL1) crosses one of the plurality of first electrodes and crosses between one of the plurality of second electrodes and one of the plurality of third electrodes;
- a second virtual line (VL2) crosses between the one of the plurality of first electrodes and the one of the plurality of third electrodes, and between the one of the plurality of first electrodes and the one of the plurality of second electrodes;
- a third virtual line crosses between the one of the plurality of first electrodes and another of the plurality of first electrodes and crosses between the one of the plurality of second electrodes and another of the plurality of third electrodes;
- the first virtual line and the second virtual line are perpendicular to each other;
- the second virtual line and the third virtual line are perpendicular to each other;
- the first spacer overlaps a crossing point of the first virtual line and the second virtual line;
- the second spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- the first organic light emission layer, the second organic light emission layer, and the third organic light emission layer emit lights of different colors.
20 more elements
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode, the pixel defining layer comprising:
- and a first spacer (SPC) and a second spacer on the pixel defining layer, wherein:
- a first virtual line (VL1) crosses one of the plurality of first electrodes and crosses between one of the plurality of second electrodes and one of the plurality of third electrodes;
- a second virtual line (VL2) crosses between the one of the plurality of first electrodes and the one of the plurality of third electrodes, and between the one of the plurality of first electrodes and the one of the plurality of second electrodes;
- is a third virtual line crosses between the one of the plurality of first electrodes and another of the plurality of first electrodes and crosses between the one of the plurality of second electrodes and another of the plurality of third electrodes;
- the first virtual line and the second virtual line are perpendicular to each other;
- the second virtual line and the third virtual line are perpendicular to each other;
- the first spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- the second spacer overlaps a crossing point of the first virtual line and the second virtual line.
11 more elements
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode, the pixel defining layer comprising:
- a plurality of first openings (OM3) overlapping the first electrodes(E3);
- a plurality of second openings (OM1) overlapping the second electrodes(E1);
- and
- a plurality of third openings (OM2) overlapping the third electrodes(E2);
- a plurality of first organic light emission layers (OL3) overlapping the first openings;
- a plurality of second organic light emission layers (OL1) overlapping the second openings;
- a plurality of third organic light emission layers (OL2) overlapping the third openings;
- is and
- a first spacer (SPC) and a second spacer on the pixel defining layer,
- wherein:
- a first virtual line (VL1) crosses one of the plurality of first openings (OM3) and crosses between one of the plurality of second openings (OM1) and one of the plurality of third openings (OM2);
- a second virtual line (VL2) crosses between the one of the plurality of first openings (OM3) and the one of the plurality of third openings (OM2), and between the one of the plurality of first openings (OM3) and the one of the plurality of second openings (OM1);
- a third virtual line crosses between the one of the plurality of first openings and another of the plurality of first openings (OM3) and crosses between the one of the plurality of second openings (OM1) and another of the plurality of third openings (OM2);
- the first spacer overlaps a crossing point of the first virtual line and the second virtual line;
- the second spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- each of the first organic light emission layer, the second organic light emission layer, and the third organic light emission layer emits light of a different color.
19 more elements
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode,
- the pixel defining layer comprising:
- a plurality of first openings (OM3) overlapping the first electrodes(E3);
- a plurality of second openings (OM1) overlapping the second electrodes(E1);
- and
- a plurality of third openings (OM2) overlapping the third electrodes(E2);
- a plurality of first organic light emission layers (OL3) overlapping the first openings;
- a plurality of second organic light emission layers (OL1) overlapping the second openings;
- a plurality of third organic light emission layers (OL2) overlapping the third openings;
- and
- a spacer (SPC) on the pixel defining layer,
- wherein:
- a first virtual line crosses between one of the plurality of first openings and another of the plurality of first openings (OM3) and crosses between one of the plurality of second openings (OM1) and one of the plurality of third openings (OM2);
- a second virtual line (VL2) crosses between the one of the plurality of first openings (OM3) and the another of the plurality of third openings (OM2), and between the one of the plurality of first openings (OM3) and the one of the plurality of second openings (OM1);
- the first virtual line and the second virtual line are perpendicular to each other;
- the spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- the first organic light emission layer, the second organic light emission layer, and the third organic light emission layer emit lights of different colors.
19 more elements
An organic light emitting diode display, comprising:
- a substrate;
- a plurality of first electrodes (E3) on the substrate;
- a plurality of second electrodes (E1) adjacent to the first electrodes;
- a plurality of third electrodes (E2) adjacent to the first electrodes and second electrodes;
- a pixel defining layer on the first electrode, the second electrode, and the third electrode, the pixel defining layer comprising:
- a plurality of first openings (OM3) overlapping the first electrodes(E3);
- a plurality of second openings (OM1) overlapping the second electrodes(E1);
- and
- a plurality of third openings (OM2) overlapping the third electrodes(E2);
- a plurality of first organic light emission layers (OL3) overlapping the first openings;
- a plurality of second organic light emission layers (OL1) overlapping the second openings;
- a plurality of third organic light emission layers (OL2) overlapping the third openings;
- and
- a first spacer (SPC) on the pixel defining layer,
- wherein:
- the plurality of first electrodes are disposed on a first column;
- the plurality of second electrodes and the plurality of third electrodes are disposed on a second column adjacent to the first column;
- at least one of the plurality of first electrodes overlaps at least one of the plurality of second electrodes according to a row direction perpendicular the first column and the second column;
- another one of the plurality of first electrodes overlaps at least one of the plurality of third electrodes according to the row direction;
- a first virtual line (VL1) crosses one of the plurality of first openings (OM3) and crosses between one of the plurality of second openings (OM1) and one of the plurality of third openings (OM2);
- a second virtual line (VL2) crosses between the one of the plurality of first openings (OM3) and the one of the plurality of third openings (OM2), and between the one of the plurality of first openings (OM3) and the one of the plurality of second openings (OM1);
- the first virtual line and the second virtual line are perpendicular to each other;
- the first spacer overlaps a crossing point of the first virtual line and the second virtual line;
- and
- each of the first organic light emission layer, the second organic light emission layer, and the third organic light emission layer emits light of a different color.
22 more elements
Dependencies are inferred from the claim text.