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US 2026/0155322 A1Published application
Key structure
AssigneeLite-On Technology Corporation
InventorKo-Hsiang LIN
Life of this patent
Estimating the term…
Abstract
A key structure is provided. The key structure comprises a circuit board, at least one light-emitting unit, a light guide plate and a keycap. The circuit board has a touch-sensing circuit. The at least one light-emitting unit is electrically connected to the circuit board and positioned above the circuit board. The light guide plate is positioned adjacent to the at least one light-emitting unit and above the circuit board. The keycap is positioned above the at least one light-emitting unit, the light guide plate, and the circuit board.
Claims15
A key structure, comprising:
- a circuit board having a touch-sensing circuit;
- at least one light-emitting unit electrically connected to the circuit board and positioned above the circuit board;
- a light guide plate positioned adjacent to the at least one light-emitting unit and above the circuit board;
- and
- a keycap positioned above the at least one light-emitting unit, the light guide plate, and the circuit board.
2 more elements
Dependencies are inferred from the claim text.