Electromagnetic shielding
AssigneeNokia Corporation
InventorsEsa Juhani MÄKELÄINEN, Janne Edvin LESONEN
Life of this patent
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Abstract
An apparatus and a method of manufacturing the apparatus is provided. The apparatus comprises: a first electromagnetic shielding layer; a second electromagnetic shielding layer; at least one sensing layer, positioned between the first electromagnetic shielding layer and the second electromagnetic shielding layer, comprising an array of touch sensors and multiple traces for connecting the touch sensors to touch sensing circuitry; and at least one electromagnetic shielding wall, extending from the first electromagnetic shielding layer to the second electromagnetic shielding layer, for shielding one or more of the multiple traces from conductive user input objects.
Claims20
An apparatus, comprising:
- a first electromagnetic shielding layer;
- a second electromagnetic shielding layer;
- at least one sensing layer, positioned between the first electromagnetic shielding layer and the second electromagnetic shielding layer, comprising an array of touch sensors and multiple traces for connecting the touch sensors to touch sensing circuitry;
- and
- at least one electromagnetic shielding wall, extending from the first electromagnetic shielding layer to the second electromagnetic shielding layer, for shielding one or more of the multiple traces from conductive user input objects.
A method, comprising:
- forming a first electromagnetic shielding layer, a second electromagnetic shielding layer and at least one sensing layer, wherein the at least one sensing layer is positioned between the first electromagnetic shielding layer and the second electromagnetic shielding layer and comprises an array of touch sensors and multiple traces for connecting the touch sensors to touch sensing circuitry;
- and
- forming at least one electromagnetic shielding wall, extending from the first electromagnetic shielding layer to the second electromagnetic shielding layer, for shielding one or more of the multiple traces from conductive user input objects.
Dependencies are inferred from the claim text.