On-Display-Sensor Stack

Abstract

In one embodiment, an electronic display includes a display stack including one or more layers; and drive or sense electrodes of a touch sensor substantially disposed on one or more of the layers on or within the display stack. The drive or sense electrodes are made of a conductive mesh of conductive material.

What is claimed is: 
     
         1 . An electronic display comprising:
 a display stack comprising one or more layers; and   drive or sense electrodes of a touch sensor substantially disposed on one or more of the layers on or within the display stack, the drive or sense electrodes being made of a conductive mesh of conductive material.   
     
     
         2 . The electronic display of  claim 1 , wherein one or more of the layers of the display stack is between the conductive mesh and a cover layer of the display stack. 
     
     
         3 . The electronic display of  claim 1 , wherein one or more of the layers of the display stack on which the touch sensor is disposed has an optical function modifying an optical property of light. 
     
     
         4 . The electronic display of  claim 3 , wherein the optical function comprises color filtering. 
     
     
         5 . The electronic display of  claim 3 , wherein the optical function comprises polarization. 
     
     
         6 . The electronic display of  claim 1 , wherein the conductive mesh comprises a plurality of mesh segments, each of the mesh segments comprise a plurality of lines of conductive material, each of the lines of conductive material having a width within a range of approximately 1 to approximately 10 μm. 
     
     
         7 . The electronic display of  claim 6 , wherein a contribution of the lines of conductive material to the attenuation of light through the conductive mesh is within a range of approximately 1 to approximately 10%. 
     
     
         8 . The electronic display of  claim 1 , wherein the conductive mesh substantially covers an entire touch-sensitive area of the touch sensor disposed on one or more of the layers. 
     
     
         9 . The electronic display of  claim 1 , wherein the conductive material comprises gold, aluminum, copper, silver, gold-based, aluminum-based, silver-based, or copper-based, or carbon nanotubes. 
     
     
         10 . The electronic display of  claim 1 , wherein the electrodes, a track, and a connection pad of the touch sensor may be formed from a same conductive material. 
     
     
         11 . A device comprising:
 an electronic display comprising a display stack comprising one or more layers; and   drive or sense electrodes of a touch sensor substantially disposed on one or more of the layers on or within the display stack, the drive or sense electrodes being made of a conductive mesh of conductive material; and   a computer-readable non-transitory storage medium embodying logic that is configured when executed to control the touch sensor.   
     
     
         12 . The device of  claim 11 , wherein one or more of the layers of the display stack is between the conductive mesh and a cover layer of the display stack. 
     
     
         13 . The device of  claim 11 , wherein one or more of the layers of the display stack on which the touch sensor is disposed has an optical function modifying an optical property of light. 
     
     
         14 . The device of  claim 13 , wherein the optical function comprises color filtering. 
     
     
         15 . The device of  claim 13 , wherein the optical function comprises polarization. 
     
     
         16 . The device of  claim 11 , wherein the conductive mesh comprises a plurality of mesh segments, each of the mesh segments comprise a plurality of lines of conductive material, each of the lines of conductive material having a width within a range of approximately 1 to approximately 10 μm. 
     
     
         17 . The device of  claim 16 , wherein a contribution of the lines of conductive material to the attenuation of light through the conductive mesh is within a range of approximately 1 to approximately 10%. 
     
     
         18 . The device of  claim 11 , wherein the conductive mesh substantially covers an entire touch-sensitive area of the touch sensor disposed on one or more of the layers. 
     
     
         19 . The device of  claim 11 , wherein the conductive material comprises gold, aluminum, copper, silver, gold-based, aluminum-based, silver-based, or copper-based, or carbon nanotubes. 
     
     
         20 . The device of  claim 11 , wherein the electrodes, a track, and a connection pad of the touch sensor may be formed from a same conductive material. 
     
     
         21 . An electronic display comprising:
 a cover panel;   a display stack comprising one or more layers, one or more of the layers of the display stack has an optical function modifying an optical property of light;   an adhesive layer between the cover panel and a top layer of a display stack; and   drive or sense electrodes of a touch sensor substantially disposed on one or more of the layers on or within the display stack, the drive or sense electrodes being made of a conductive mesh of conductive material.