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US 11,538,784 B2Granted
Light emitting device having cantilever electrode, LED display panel and LED display apparatus having the same
AssigneeSeoul Viosys Co., Ltd.
InventorJong Hyeon Chae
Life of this patent
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Abstract
A light emitting device including at least one LED stack, electrode pads disposed on the LED stack, and cantilever electrodes disposed on the electrode pads, respectively, in which each of the cantilever electrodes has a fixed edge that is fixed to one of the electrode pads and a free standing edge that is spaced apart from the one of the electrode pads.
Claims20
A light emitting device, comprising:
- at least one LED stack configured to emit light;
- electrode pads disposed on the at least one LED stack and electrically connected to the at least one LED stack;
- and
- cantilever electrodes disposed on the electrode pads and electrically connected to the electrode pads, respectively,
- wherein each of the cantilever electrodes has a fixed edge that is fixed to one of the electrode pads and a free standing edge that is spaced apart from the one of the electrode pads.
2 more elements
A display panel, comprising:
- a circuit board having pads;
- light emitting devices electrically connected to the pads and arranged on the circuit board;
- and
- an adhesive layer disposed between the circuit board and the light emitting devices to adhere the circuit board and the light emitting devices, wherein:
- each of the light emitting devices comprises:
- at least one LED stack configured to emit light;
- electrode pads disposed on the at least one LED stack and electrically connected to the at least one LED stack;
- and
- cantilever electrodes disposed on the electrode pads and electrically connected to the electrode pads, respectively;
- each of the cantilever electrodes has a fixed edge that is fixed to one of the electrode pads and a free standing edge that is spaced from the one of the electrode pads;
- and
- the free standing edge is electrically connected to one of the pads of the circuit board.
9 more elements
A display apparatus, comprising:
- a display panel comprising:
- a circuit board having pads;
- light emitting devices electrically connected to the pads and arranged on the circuit board;
- and
- an adhesive layer disposed between the circuit board and the light emitting devices to adhere the circuit board and the light emitting devices, wherein:
- each of the light emitting devices comprises:
- at least one LED stack configured to emit light;
- electrode pads disposed on the at least one LED stack and electrically connected to the at least one LED stack;
- and
- cantilever electrodes disposed on the electrode pads and electrically connected to the electrode pads, respectively;
- each of the cantilever electrodes has a fixed edge that is fixed to one of the electrode pads and a free standing edge that is spaced from the one of the electrode pads;
- and
- the free standing edge is electrically connected to one of the pads of the circuit board.
10 more elements
Dependencies are inferred from the claim text.