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US 12,645,119 B2Granted
Display device including a pad where a driving chip is mounted
AssigneeSamsung Display Co., Ltd.
InventorsSujeong Kim, Hanho Park, Sangwon Yeo, Daegeun Lee, Joonsam Kim
Life of this patent
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Abstract
A display device including a display panel including a base layer, a circuit layer disposed on the base layer, and a pad part having a plurality of pads disposed on the base layer; and a driving chip disposed on the pad part and including a plurality of chip pads. The plurality of pads include a first pad having a smaller area than a corresponding chip pad among the plurality of chip pads and a second pad electrically connected to the circuit layer.
Claims20
A display device comprising:
- a display panel comprising a base layer having flexibility, a circuit layer disposed on the base layer and comprising a data line, a light emitting device layer disposed on the circuit layer, and a pad part comprising a plurality of pads disposed on the base layer;
- a driving chip disposed on the pad part and comprising a plurality of chip pads;
- and
- a printed circuit board connected to the display panel,
- wherein a driving chip is disposed between a display area where the light emitting device layer is disposed and the printed circuit board,
- the plurality of pads is arranged in at least two rows, and the rows correspond to a first direction,
- the plurality of pads comprises a first pad and a second pad adjacent to the first pad, the second pad is connected to the data line,
- the plurality of chip pads comprises a first chip pad corresponding to the first pad, and
- the first pad has a smaller area than each of the first chip pad and the second pad.
6 more elements
A display device comprising:
- a display panel comprising a base layer having flexibility, a circuit layer disposed on the base layer and comprising a data line, a light emitting device layer disposed on the circuit layer, and a pad part comprising a plurality of pads disposed on the base layer;
- a driving chip disposed on the pad part and comprising a plurality of chip pads;
- and
- a printed circuit board connected to the display panel,
- wherein a driving chip is disposed between a display area where the light emitting device layer is disposed and the printed circuit board,
- the plurality of pads is arranged in at least two rows, and the rows correspond to a first direction,
- the plurality of pads comprises a first pad and a second pad adjacent to the first pad, the second pad is connected to the data line,
- the plurality of chip pads comprises a first chip pad corresponding to the first pad, and
- in a second direction that perpendicularly intersects the first direction, a length of the first pad is a smaller than each of a length of the first chip pad and a length of the second pad.
6 more elements
A display device comprising:
- a display panel comprising a base layer having flexibility, a circuit layer disposed on the base layer and comprising a data line, a light emitting device layer disposed on the circuit layer, and a pad part comprising a plurality of pads disposed on the base layer;
- a driving chip disposed on the pad part and comprising a plurality of chip pads;
- and
- a printed circuit board connected to the display panel,
- wherein a driving chip is disposed between a display area where the light emitting device layer is disposed and the printed circuit board,
- the plurality of pads is arranged in at least two rows, and the rows correspond to a first direction,
- the plurality of pads comprises a first pad and a second pad adjacent to the first pad, the second pad is connected to the data line,
- the plurality of chip pads comprises a first chip pad corresponding to the first pad, and
- a plurality of alignment areas are defined in the pad part and the first pad is disposed in each of the alignment areas.
6 more elements
Dependencies are inferred from the claim text.