Touchscreen using both carbon nanoparticles and metal nanoparticles
First Claim
Patent Images
1. A cover sheet assembly for a touchscreen system, said cover sheet assembly comprising:
- an insulating layer having a surface configured to be disposed over an electrically conductive area of a substrate of the touchscreen system; and
an electrically conductive material disposed on at least a portion of the surface of the insulating layer, the electrically conductive material comprising a plurality of carbon nanoparticles and a plurality of metal nanoparticles, at least one of the plurality of carbon nanoparticles and the plurality of metal nanoparticles arranged in a pattern that is oriented with respect to a direction of a polarization of light such that at least a portion of the electrically conductive material has a predetermined transparency with respect to the polarization of light.
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Accused Products
Abstract
A cover sheet assembly is provided for a touchscreen system. The cover sheet assembly includes an insulating layer having a surface configured to be disposed over an electrically conductive area of a substrate of the touchscreen system, and an electrically conductive material disposed on at least a portion of the surface of the insulating layer. The electrically conductive material includes a plurality of carbon nanoparticles and a plurality of metal nanoparticles.
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Citations
20 Claims
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1. A cover sheet assembly for a touchscreen system, said cover sheet assembly comprising:
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an insulating layer having a surface configured to be disposed over an electrically conductive area of a substrate of the touchscreen system; and an electrically conductive material disposed on at least a portion of the surface of the insulating layer, the electrically conductive material comprising a plurality of carbon nanoparticles and a plurality of metal nanoparticles, at least one of the plurality of carbon nanoparticles and the plurality of metal nanoparticles arranged in a pattern that is oriented with respect to a direction of a polarization of light such that at least a portion of the electrically conductive material has a predetermined transparency with respect to the polarization of light. - View Dependent Claims (2, 3, 4, 5)
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6. A cover sheet assembly for a touchscreen system, said cover sheet assembly comprising:
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an insulating layer having a surface configured to be disposed over an electrically conductive area of a substrate of the touchscreen system; and an electrically conductive material disposed on at least a portion of the surface of the insulating layer, the electrically conductive material comprising a plurality of carbon nanoparticles and a plurality of metal nanoparticles, wherein at least one of the plurality of carbon nanoparticles and the plurality of metal nanoparticles are arranged in a pattern that is oriented in an alignment direction that is more aligned with a first direction than with a polarization direction of a polarization of light, the first direction being approximately perpendicular to the polarization direction of the polarization of light. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13)
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14. A substrate assembly for a touchscreen system, said substrate assembly comprising:
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a substrate; and an electrically conductive material disposed on at least a portion of a surface of the substrate to provide an electrically conductive touch area on the substrate, the electrically conductive material comprising a plurality of carbon nanoparticles and a plurality of metal nanoparticles;
wherein at least one of the plurality of carbon nanoparticles and the plurality of metal nanoparticles are arranged in a pattern that is oriented in an alignment direction that is more aligned with a first direction than with a polarization direction of a polarization of light, the first direction being approximately perpendicular to the polarization direction of the polarization of light. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification