# US 10,372,279 B2 · Touch window > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,372,279 B2 - Document ID: US10372279B2 - Status: Granted - Kind: B2 - Application number: 15/503,472 - Filed: 2015-08-06 - Published: 2017-08-10 - Granted: 2019-08-06 - Earliest claimed: 2014-08-14 - Assignees: LG Innotek Co., Ltd. - Applicants: LG Innotek Co., Ltd. - Inventors: Yeo Eun Yoon; Ho Min Lee; Jun Phill Eom; Joon Ki Hong; Dong Mug Seong; Dong Keon Lee - Web page: https://patentgrep.com/patent/US10372279B2 ## CPC - G06F 3/0443: {using a single layer of sensing electrodes} - G06F 3/04164: {Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads} - G06F 2203/04112: Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract A touch window includes a substrate including an available area and an unavailable area; and an electrode layer formed on the substrate, wherein the electrode layer includes a conductive layer and a protective layer formed on the conductive layer, the protective layer is in direct contact with the conductive layer, the protective layer has a thickness different from that of the conductive layer, and the protective layer includes a black-based color. ## Claims ### Claim 1 A touch window comprising: a substrate including an available area and an unavailable area; a resin layer disposed on the substrate and including a first pattern and a second pattern; and an electrode layer formed on the substrate, wherein: the electrode layer includes a conductive layer and a protective layer formed on the conductive layer, the protective layer is in direct contact with the conductive layer, the protective layer has a thickness different from that of the conductive layer, and the protective layer includes a black-based color, and wherein: the electrode layer is disposed on the second pattern, the conductive layer has a width smaller than that of the second pattern, the protective layer includes a first protective layer formed to surround an upper surface and a side surface of the conductive layer and a second protective layer formed to be in contact with a lower surface of the conductive layer, and the first protective layer and the second protective layer are disposed to surround the upper surface, the side surface and the lower surface of the conductive layer. ### Claim 2 (depends on 1) The touch window according to claim 1, wherein the first protective layer is formed to be in contact with an upper surface of the second pattern. ### Claim 3 (depends on 1) The touch window according to claim 1, wherein the first protective layer is disposed to be spaced apart from a side surface of the second pattern. ### Claim 4 (depends on 1) The touch window according to claim 1, wherein a width of the electrode layer is equal to or smaller than that of the second pattern. ### Claim 5 (depends on 1) The touch window according to claim 1, wherein the first protective layer is formed in a blackening material layer including one selected from CuO, CrO, FeO and Ni2O3. ### Claim 6 (depends on 5) The touch window according to claim 5, wherein the first protective layer and the second protective layer are formed of the same material. ### Claim 7 (depends on 1) The touch window according to claim 1, wherein the protective layer includes a metal nitride compound, and 1.3 weight % or more of nitrogen is included with respect to the entire metal nitride compound. ### Claim 8 (depends on 1) The touch window according to claim 1, wherein the conductive layer includes at least one of chrome (Cr), nickel (Ni), copper (Cu), aluminum (Al), silver (Ag), molybdenum (Mo), gold (Au), titanium (Ti) and an alloy thereof. ### Claim 9 (depends on 7) The touch window according to claim 7, wherein 1.3 weight % to 4 weight % of nitrogen is included with respect to the entire metal nitride compound. ### Claim 10 (depends on 1) The touch window according to claim 1, wherein the protective layer is disposed on at least one of one surface and the other surface of the conductive layer. ### Claim 11 (depends on 1) The touch window according to claim 1, wherein: the conductive layer includes one surface which is in contact with the substrate and the other surface opposite to the one surface, and the protective layer is disposed on the other surface of the conductive layer. ### Claim 12 (depends on 1) The touch window according to claim 1, wherein the conductive layer and the protective layer include same metal. ### Claim 13 (depends on 1) The touch window according to claim 1, wherein: the protective layer includes niobium (Nb), and the protective layer is disposed on at least one surface of the conductive layer. ### Claim 14 (depends on 13) The touch window according to claim 13, wherein the protective layer is disposed on both surfaces of the conductive layer. ### Claim 15 (depends on 13) The touch window according to claim 13, wherein a thickness of the protective layer is 1 nm to 30 nm. ### Claim 16 (depends on 13) The touch window according to claim 13, further comprising a buffer layer disposed between the conductive layer and the protective layer. ### Claim 17 (depends on 16) The touch window according to claim 16, wherein: the protective layer is disposed on both surfaces of the conductive layer, and the buffer layer is disposed between the conductive layer and the protective layer. ### Claim 18 (depends on 16) The touch window according to claim 16, wherein a thickness of the buffer layer is 1 nm to 30 nm. ### Claim 19 (depends on 1) The touch window according to claim 1, wherein: the electrode layer includes a sensing electrode and a wired electrode connected to the sensing electrode, and at least one of the sensing electrode and the wired electrode includes a mesh shape.