USER INTERFACE UNIT, ELECTRONIC DEVICE AND MANUFACTURING METHOD
First Claim
1. A user interface unit for an electronic device, said user interface unit comprising a two-dimensional capacitive sensor structure, wherein the capacitive sensor structure comprises an array of corner sensor elements each comprising a capacitor over its area, and wherein the capacitive sensor structure further comprises a central sensor element located between the corner sensor elements and comprising a capacitor over its area.
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Abstract
There is disclosed a user interface unit for an electronic device, said user interface unit comprising a two-dimensional capacitive sensor structure, wherein the capacitive sensor structure comprises an array of corner sensor elements each comprising a capacitor over its area, and wherein the capacitive sensor structure further comprises a central sensor element located between the corner sensor elements and comprising a capacitor over its area. Furthermore, there is disclosed a corresponding electronic device, as well as a corresponding method of manufacturing a user interface unit for an electronic device.
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Citations
15 Claims
- 1. A user interface unit for an electronic device, said user interface unit comprising a two-dimensional capacitive sensor structure, wherein the capacitive sensor structure comprises an array of corner sensor elements each comprising a capacitor over its area, and wherein the capacitive sensor structure further comprises a central sensor element located between the corner sensor elements and comprising a capacitor over its area.
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15. A method of manufacturing a user interface unit for an electronic device, the method comprising providing the user interface unit with a two-dimensional capacitive sensor structure, providing the capacitive sensor structure with an array of corner sensor elements each comprising a capacitor over its area, and providing the capacitive sensor structure with a central sensor element located between the corner sensor elements and comprising a capacitor over its area.
Specification