CAPACITIVE SENSING PATTERN
First Claim
1. A sensor electrode pattern configured to enable the detection of multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor, said sensor electrode pattern comprising:
- a plurality of first sensor electrodes oriented along a first axis; and
a plurality of second sensor electrodes oriented along a second axis and configured to be capacitively coupled with said plurality of first sensor electrodes;
wherein at least one sensor electrode of said plurality of first sensor electrodes is disposed in a configuration forming multiple crossings with a line that is parallel to said second axis, said multiple crossings occurring proximate to said sensing region of said mutual capacitance sensor, wherein at least two of said plurality of first sensor electrodes or at least two of said plurality of second sensor electrodes are interleaved with each other proximate to said sensing region of said mutual capacitance sensor, and wherein one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises transmitter sensor electrodes and the other of said one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises receiver sensor electrodes.
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Accused Products
Abstract
A sensor electrode pattern configured to enable the detection of multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor comprising a plurality of first sensor electrodes oriented along a first axis, and a plurality of second sensor electrodes oriented along a second axis and configured to be capacitively coupled with the plurality of first sensor electrodes. At least one sensor electrode of the plurality of first sensor electrodes is disposed in a configuration forming multiple crossings with a line that is parallel to the second axis. At least two of the plurality of first sensor electrodes or at least two of the plurality of second sensor electrodes are interleaved with each other proximate to the sensing region of the mutual capacitance sensor. The pluralities of first sensor electrodes and second sensor electrodes either comprise transmitter sensor electrodes or receiver sensor electrodes.
85 Citations
24 Claims
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1. A sensor electrode pattern configured to enable the detection of multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor, said sensor electrode pattern comprising:
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a plurality of first sensor electrodes oriented along a first axis; and a plurality of second sensor electrodes oriented along a second axis and configured to be capacitively coupled with said plurality of first sensor electrodes; wherein at least one sensor electrode of said plurality of first sensor electrodes is disposed in a configuration forming multiple crossings with a line that is parallel to said second axis, said multiple crossings occurring proximate to said sensing region of said mutual capacitance sensor, wherein at least two of said plurality of first sensor electrodes or at least two of said plurality of second sensor electrodes are interleaved with each other proximate to said sensing region of said mutual capacitance sensor, and wherein one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises transmitter sensor electrodes and the other of said one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises receiver sensor electrodes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A sensor electrode pattern configured to enable the detection of multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor, said sensor electrode pattern comprising:
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a plurality of first sensor electrodes oriented substantially parallel to a first axis, wherein at least one sensor electrode of said plurality of first sensor electrodes is an intrudable sensor electrode, said intrudable sensor electrode substantially surrounding a fillable two-dimensional area, said area occurring proximate to said sensing region of said mutual capacitance sensor; and a plurality of second sensor electrodes oriented substantially parallel to a second axis and configured to be capacitively coupled with said plurality of first sensor electrodes; wherein at least one other sensor electrode of said plurality of first sensor electrodes intrudes said fillable two-dimensional area of said intrudable sensor electrode, and wherein one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises transmitter sensor electrodes and the other one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises receiver sensor electrodes. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A mutual capacitance sensing apparatus comprising:
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mutual capacitance sensing circuitry; a plurality of first sensor electrodes oriented substantially parallel to a first axis proximate to a sensing region of a mutual capacitance sensor and coupled with said mutual capacitance sensing circuitry; and a plurality of second sensor electrodes oriented substantially parallel to a second axis proximate to said sensing region and configured to be capacitively coupled with said plurality of first sensor electrodes; wherein at least one sensor electrode of said plurality of first sensor electrodes is disposed in a configuration forming multiple crossings with a line that is parallel to said second axis, said multiple crossings occurring proximate to said sensing region, and wherein one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises transmitter sensor electrodes and the other one of said plurality of first sensor electrodes and said plurality of second sensor electrodes comprises receiver sensor electrodes. - View Dependent Claims (18)
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19. A sensor electrode pattern configured to enable the detection of multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor, said sensor electrode pattern comprising:
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a plurality of receiver sensor electrodes configured to be oriented substantially parallel to a first axis, wherein at least two of said plurality of receiver sensor electrodes are interleaved proximate to said sensing region of said mutual capacitance sensor; and a plurality of transmitter sensor electrodes oriented substantially parallel to a second axis and configured to be capacitively coupled with said plurality of receiver sensor electrodes. - View Dependent Claims (20)
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21. A method for detecting multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor, said method comprising:
receiving input at mutual capacitance sensing circuitry via a plurality of first sensor electrodes or a plurality of second sensor electrodes, said plurality of first sensor electrodes being oriented substantially parallel to a first axis proximate to a sensing region of a mutual capacitance sensor and coupled with said mutual capacitance sensor circuitry, said plurality of second sensor electrodes being oriented substantially parallel to a second axis proximate to said sensing region and configured to be capacitively coupled with said plurality of first sensor electrodes, wherein at least one sensor electrode of said plurality of first sensor electrodes is disposed in a configuration forming multiple crossings with a line that is parallel to said second axis, said multiple crossings occurring proximate to said sensing region of said mutual capacitance sensor, wherein at least two of said plurality of first sensor electrodes or at least two of said plurality of second sensor electrodes are interleaved with each other proximate to said sensing region of said mutual capacitance sensor.
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22. A sensor electrode pattern configured to enable the detection of multiple input objects concurrently disposed in a sensing region of a mutual capacitance sensor, said sensor electrode pattern comprising:
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a plurality of receiver electrodes oriented along a first axis; and a plurality of non-interleaved transmitter sensor electrodes oriented along a second axis and configured to be capacitively coupled with said plurality of first sensor electrodes; wherein at least one sensor electrode of said plurality of receiver sensor electrodes is disposed in a configuration forming multiple crossings with a line that is parallel to said second axis, said multiple crossings occurring proximate to said sensing region of said mutual capacitance sensor, and wherein at least one receiver sensor electrode of said plurality of receiver sensor electrodes comprises multiple non-interleaving extensions that are substantially parallel to each other and at least one extension coupler coupling said multiple non-interleaving extensions to thereby define an area bounded by said at least one receiver sensor electrode. - View Dependent Claims (23, 24)
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Specification