Sensor pattern for a tactile input device

1. A tactile sensor comprising:

a plurality of first sensing elements that are arranged in a plurality of rows on a first layer; and

a plurality of second sensing elements that are vertically aligned in a plurality of columns on the first layer, with each of the second sensing elements in each column including multiple vertical elements that define rectangular-shaped projections that project vertically from horizontal elements, wherein each of the second sensing elements arranged in a column are electrically connected together and each of the plurality of columns of second sensing elements are arranged next to one another and are separate conductors from one another, wherein:

the plurality of first sensing elements each comprise a plurality of vertical elements that define rectangular-shaped projections that project vertically from horizontal elements;

at least a portion of the rectangular-shaped projections on both the first sensing elements and the second sensing elements are arranged in an alternating and offset pattern from both sides of the horizontal elements; and

the vertical elements of the first sensing elements form an interlocking pattern with the vertical elements of the second sensing elements.

2. The tactile sensor of claim 1 wherein the plurality of first sensing elements and the plurality of second sensing elements are formed using copper etching.

3. The tactile sensor of claim 1 wherein the plurality of first sensing elements are electrically isolated from the plurality of second sensing elements.

4. The tactile sensor of claim 1 wherein each of the plurality of first sensing elements forms a continuous horizontal line and each column of the plurality of second sensing elements interfaces along each of the continuous horizontal sensing elements.

5. A computing device comprising:

at least one memory;

at least one processor; and

a tactile sensor, wherein the tactile sensor comprises:

a plurality of first sensing elements that are arranged in a plurality of rows on a first layer; and

a plurality of second sensing elements that are vertically aligned in a plurality of columns on the first layer, with each of the second sensing elements in each column including multiple vertical elements that define rectangular-shaped projections that project vertically from horizontal elements, wherein each of the second sensing elements arranged in a column are electrically connected together and each of the plurality of columns of second sensing elements are arranged next to one another and are separate conductors from one another, wherein:

the plurality of first sensing elements each comprise a plurality of vertical elements that define rectangular-shaped projections that project vertically from horizontal elements;

at least a portion of the rectangular-shaped projections on both the first sensing elements and the second sensing elements are arranged in an alternating and offset pattern from both sides of the horizontal elements; and

the vertical elements of the first sensing elements form an interlocking pattern with the vertical elements of the second sensing elements.

6. The computing device of claim 5 wherein each of the plurality of first sensing elements forms a continuous horizontal line and each column of the plurality of second sensing elements interfaces along each of the continuous horizontal sensing elements.

7. The computing device of claim 5 wherein the plurality of first sensing elements and the plurality of second sensing elements are formed using copper etching.

8. The computing device of claim 5 wherein the plurality of first sensing elements are electrically isolated from the plurality of second sensing elements.

9. A tactile sensor comprising:

a plurality of first sensing elements that are arranged in a plurality of rows on a first layer; and

a plurality of second sensing elements that are vertically aligned in a plurality of columns on the first layer, with each of the second sensing elements in each column including multiple vertical elements that define square-shaped projections that project vertically from horizontal elements, wherein each of the second sensing elements arranged in a column are electrically connected together and each of the plurality of columns of second sensing elements are arranged next to one another and are separate conductors from one another, wherein:

the plurality of first sensing elements each comprise a plurality of vertical elements that define square-shaped projections that project vertically from horizontal elements;

at least a portion of the square-shaped projections on both the first sensing elements and the second sensing elements are arranged in an alternating and offset pattern from both sides of the horizontal elements; and

the vertical elements of the first sensing elements form an interlocking pattern with the vertical elements of the second sensing elements.

10. The tactile sensor of claim 9 wherein the plurality of first sensing elements and the plurality of second sensing elements are formed using copper etching.

11. The tactile sensor of claim 9 wherein the plurality of first sensing elements are electrically isolated from the plurality of second sensing elements.

12. The tactile sensor of claim 9 wherein each of the plurality of first sensing elements forms a continuous horizontal line and each column of the plurality of second sensing elements interfaces along each of the continuous horizontal sensing elements.