# US 12,007,815 B2 · Display device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,007,815 B2 - Document ID: US12007815B2 - Status: Granted - Kind: B2 - Application number: 17/154,649 - Filed: 2021-01-21 - Published: 2021-10-14 - Granted: 2024-06-11 - Earliest claimed: 2020-04-14 - Assignees: Samsung Display Co., Ltd. - Applicants: Samsung Display Co., LTD. - Inventors: Hyun Jae Lee; Jang Hui Kim; Kang Won Lee; Sang Chul Lee - Web page: https://patentgrep.com/patent/US12007815B2 ## CPC - G06F 1/1698: {the I/O peripheral being a sending/receiving arrangement to establish a cordless communication link, e.g. radio or infrared link, integrated cellular phone (details of antennas disposed inside a computer H01Q1/2266)} - G06F 1/1616: {with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position} - G06F 1/1643: {the display being associated to a digitizer, e.g. laptops that can be used as penpads (details related to the relative motion of the display enclosure with respect to the body enclosure, e.g. to move between laptop and tablet PC configuration G06F1/1615)} - G06F 1/1652: {the display being flexible, e.g. mimicking a sheet of paper, or rollable} - H01Q 1/22: by structural association with other equipment or articles - H01Q 1/243: {with built-in antennas} - H01Q 1/38: formed by a conductive layer on an insulating support {(patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface H01Q15/142)} - H01Q 21/061: {Two dimensional planar arrays} - H01Q 21/24: Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction {(circularly polarised patch antennas H01Q9/0428; circularly polarised horns H01Q13/0241; cross-polarised horns H01Q13/0258; polarisation converters H01Q15/242; cross-polarised rear feeds H01Q19/136; crossed polarisation dual antenna H01Q25/001)} - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract A display device includes: a substrate; a first sensor electrode and a second sensor electrode disposed on the substrate; an antenna electrically separated from the first sensor electrode to transmit and receive radio frequency signals; and an antenna feed line electrically connected to the antenna pattern. ## Claims ### Claim 1 A display device comprising: a substrate; a first sensor electrode and a second sensor electrode disposed on the substrate in a first layer; an antenna pattern disposed within the first layer and electrically separated and spaced apart from the first sensor electrode without overlapping the first sensor electrode to transmit and receive radio frequency signals; and an antenna feed line electrically connected to the antenna pattern through a first antenna contact hole penetrating through a first sensor insulating layer disposed between the antenna pattern and the antenna feed line in a thickness direction of the substrate, and overlapping the first sensor electrode in the thickness direction of the substrate. ### Claim 2 (depends on 1) The display device of claim 1, wherein the antenna pattern is at least partially surrounded by the first sensor electrode. ### Claim 3 (depends on 1) The display device of claim 1, further comprising: a first sensor line disposed on the first sensor insulating layer and connected to the second sensor electrode, wherein the antenna feed line intersects the second sensor line. ### Claim 4 (depends on 1) The display device of claim 1, wherein the antenna feed line is connected to an antenna pad that is disposed on the substrate, and the antenna pad is exposed by the first sensor insulating layer. ### Claim 5 (depends on 1) The display device of claim 1, wherein the antenna feed line comprises: a first subsidiary antenna feed line disposed on the substrate; and a second subsidiary antenna feed line disposed on the first subsidiary antenna feed line, wherein a first sensor insulating layer is disposed between the first subsidiary antenna feed line and the second subsidiary antenna feed line, and wherein the first subsidiary antenna feed line is connected to the second subsidiary antenna feed line through a first feed contact hole penetrating through the first sensor insulating layer. ### Claim 6 (depends on 5) The display device of claim 5, further comprising: a second sensor line disposed on the substrate and connected to the second sensor electrode, wherein the second subsidiary antenna feed line intersects the second sensor line. ### Claim 7 (depends on 5) The display device of claim 5, further comprising: a second sensor line disposed on the first sensor insulating layer and connected to the second sensor electrode, wherein the first subsidiary antenna feed line intersects the second sensor line. ### Claim 8 (depends on 5) The display device of claim 5, wherein the second subsidiary antenna feed line is connected to an antenna pad disposed on the first sensor insulating layer. ### Claim 9 (depends on 1) The display device of claim 1, wherein the antenna feed line comprises: a first subsidiary antenna feed line disposed on the substrate; a second subsidiary antenna feed line disposed on the first subsidiary antenna feed line; and a third subsidiary antenna feed line disposed on the substrate, wherein a first sensor insulating layer is disposed between the first subsidiary antenna feed line and the second subsidiary antenna feed line, wherein the first subsidiary antenna feed line is connected to the second subsidiary antenna feed line through a first feed contact hole penetrating through the first sensor insulating layer, and wherein the third subsidiary antenna feed line is connected to the second subsidiary antenna feed line through a second feed contact hole penetrating through the first sensor insulating layer. ### Claim 10 (depends on 9) The display device of claim 9, further comprising: a second sensor line disposed on the substrate and connected to the second sensor electrode, wherein the second subsidiary antenna feed line intersects the second sensor line. ### Claim 11 (depends on 9) The display device of claim 9, wherein the third subsidiary antenna feed line is connected to an antenna pad disposed on the substrate and exposed by the first sensor insulating layer. ### Claim 12 (depends on 1) The display device of claim 1, further comprising: a blocking member electrically separated from the first sensor electrode and overlapping the antenna feed line in a thickness direction of the substrate to block electric fields caused by radio frequency signals applied to the antenna feed line. ### Claim 13 (depends on 12) The display device of claim 12, wherein the blocking member comprises a shielding electrode. ### Claim 14 (depends on 1) The display device of claim 1, further comprising: a capacitor electrode pattern overlapping the antenna pattern in a thickness direction of the substrate and connected to the antenna feed line. ### Claim 15 A display device comprising: a substrate; first sensor electrodes disposed on the substrate; an antenna pattern including a first antenna pattern and a second antenna pattern electrically separated from the first sensor electrodes; a first antenna feed line electrically connected to the first antenna pattern; and a second antenna feed line electrically connected to the second antenna pattern and electrically separated from the first antenna feed line, wherein the first antenna pattern is configured to transmit and receive a radio frequency signal of a first polarized wave through the first antenna feed line, and wherein the second antenna pattern is configured to transmit and receive a radio frequency signal of a second polarized wave through the second antenna feed line. ### Claim 16 (depends on 15) The display device of claim 15, further comprising: a first shield disposed between the first antenna feed line and the second antenna line and electrically separated from the first antenna feed line and the second antenna line. ### Claim 17 (depends on 16) The display device of claim 16, further comprising: a second shield disposed between the first antenna feed line and one of the first sensor electrodes and electrically separated from the first antenna feed line and the first sensor electrodes; and a third shield disposed between the second antenna feed line and another one of the first sensor electrode, and electrically separated from the second antenna feed line and the first sensor electrodes. ### Claim 18 (depends on 17) The display device of claim 17, wherein the first, second and third shields comprise first, second and third shielding lines, respectively. ### Claim 19 (depends on 15) The display device of claim 15, wherein the first antenna feed line and the second antenna feed line are electrically separated from the first sensor electrode. ### Claim 20 A display device comprising: a substrate; first sensor electrodes disposed on the substrate in a first layer; a first antenna electrically separated and spaced apart from and disposed within one of the first sensor electrodes in the first layer without overlapping the first sensor electrode; a second antenna electrically separated and spaced apart from and disposed within another one of the first sensor electrodes in the first layer without overlapping the first sensor electrode; and an antenna feed line electrically connected to the first antenna through a first antenna contact hole penetrating through a first sensor insulating layer disposed between the first antenna and the antenna feed line in a thickness direction of the substrate, and overlapping one of the first sensor electrodes in the thickness direction of the substrate, wherein the first antenna has a first area and the second antenna has a second area different from the first area. ### Claim 21 (depends on 20) The display device of claim 20, wherein the first antenna is configured to transmit and receive a first radio frequency signal and the second antenna is configured to transmit and receive a second radio frequency signal different from the first radio frequency signal. ### Claim 22 (depends on 20) The display device of claim 20, wherein the first antenna comprises a first antenna pattern, and the second antenna comprises a second antenna pattern, and wherein the antenna feed line comprises: a first antenna feed line electrically connected to the first antenna pattern; and a second antenna feed line electrically connected to the second antenna pattern. ### Claim 23 (depends on 20) The display device of claim 20, wherein an area of a first sensor electrode adjacent to the first antenna is different from an area of a first sensor electrode adjacent to the second antenna. ### Claim 24 (depends on 20) The display device of claim 20, wherein an area of a first sensor electrode adjacent to the first antenna is substantially equal to an area of a first sensor electrode adjacent to the second antenna. ### Claim 25 (depends on 20) The display device of claim 20, further comprising: an antenna connection electrode electrically connecting the first antenna with the second antenna. ### Claim 26 (depends on 25) The display device of claim 25, further comprising: an antenna line electrically connected to the first antenna, the second antenna, and the antenna connection electrode.