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US 2024/0234052 A1Published application
Keyboard
AssigneeLite-On Technology Corporation
InventorYi-Wen Chen
Life of this patent
Estimating the term…
Abstract
A keyboard including a backlight module, a base plate disposed on the backlight module, a membrane circuit disposed on the base plate, and a plurality of keycaps disposed on the membrane circuit is provided. The backlight module includes a light source and a reflective layer. The light source and a corresponding circuitry are arranged on the reflective layer, and a circuitry connecting portion extends from the reflective layer. The base plate has a positioning portion with an aperture, and a portion of the reflective layer contacts the base plate or the positioning portion.
Claims21
A keyboard, comprising:
- a backlight module, comprising a light source and a reflective layer, wherein the light source and a corresponding circuitry are arranged on the reflective layer, and a circuitry connecting portion extends from the reflective layer;
- a base plate, disposed on the backlight module, wherein the base plate has a positioning portion with an aperture, and a portion of the reflective layer contacts the base plate or the positioning portion;
- a membrane circuit, disposed on the base plate;
- and
- a plurality of keycaps, disposed on the membrane circuit.
2 more elements
A keyboard, comprising:
- a backlight module, comprising a light source, a reflective layer, and a shielding layer, wherein the light source is electrically connected to a circuitry arranged on the reflective layer or the shielding layer;
- a base plate, disposed on the backlight module, wherein the base plate has a positioning portion;
- a membrane circuit, disposed on the base plate, wherein a portion of the membrane circuit has a non-uniform thickness corresponding to the positioning portion;
- and
- a plurality of keycaps, disposed on the membrane circuit.
2 more elements
Dependencies are inferred from the claim text.