# US 12,193,267 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 12,193,267 B2 - Document ID: US12193267B2 - Status: Granted - Kind: B2 - Application number: 18/351,164 - Filed: 2023-07-12 - Published: 2023-11-09 - Granted: 2025-01-07 - Earliest claimed: 2019-03-06 - Assignees: Samsung Display Co., Ltd. - Applicants: Samsung Display Co., Ltd. - Inventors: Jung Hyun Kim - Web page: https://patentgrep.com/patent/US12193267B2 ## CPC - H10K 50/865: {comprising light absorbing layers, e.g. light-blocking layers} - H10W 90/00: Package configurations - G02F 1/133331: {Cover glasses} - G02F 1/133512: {Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence)} - G02F 1/136209: {Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element} - G02F 1/13318: {Circuits comprising a photodetector} - G02F 2201/121: common or background - G02F 2201/123: pixel - G02F 2201/501: Blocking layers, e.g. against migration of ions - G02F 2201/56: Substrates having a particular shape, e.g. non-rectangular - G02F 2202/28: Adhesive materials or arrangements - H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 - G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS ## Abstract A display device is described that includes an optical member such as a camera. According to an exemplary embodiment, the display device includes: a substrate that overlaps a light transmission area, a display area that surrounds the light transmission area, and a boundary area that is disposed between the light transmission area and the display area; a first light blocking member that is disposed on the substrate and overlaps the boundary area; a window that overlaps the substrate; and a second light blocking member that is disposed between the first light blocking member and the window, and overlaps the boundary area, wherein the first light blocking member includes a first opening that overlaps the light transmission area, the second light blocking member includes a second opening that overlaps the light transmission area, and a diameter of the first opening is larger than a diameter of the second opening. ## Claims ### Claim 1 A display device comprising: a substrate that overlaps a light transmission area, a display area that surrounds the light transmission area, and a boundary area that is disposed between the light transmission area and the display area; an insulation layer overlapping the boundary area and the display area and defining a hole overlapping the light transmission area; a pixel electrode disposed on the insulation layer, an emission layer disposed on the pixel electrode, a common electrode disposed on the emission layer, an encapsulation layer disposed on the common electrode, and a first light blocking layer disposed on an inner surface of the hole, wherein the first light blocking layer contacts an upper surface of the substrate and the encapsulation layer. ### Claim 2 (depends on 1) The display device of claim 1, wherein the encapsulation layer covers the inner surface of the hole. ### Claim 3 (depends on 1) The display device of claim 1, wherein the encapsulation layer is disposed between the inner surface of the hole and the first light blocking layer. ### Claim 4 (depends on 1) The display device of claim 1, wherein the encapsulation layer contacts the upper surface of the substrate. ### Claim 5 (depends on 1) The display device of claim 1, wherein the first light blocking layer contacts an upper surface of the encapsulation layer. ### Claim 6 (depends on 1) The display device of claim 1, further comprising: a window that overlapping the substrate; and a second light blocking layer disposed between the first light blocking layer and the window and overlapping the boundary area. ### Claim 7 (depends on 6) The display device of claim 6, wherein the first light blocking layer comprises a first opening that overlaps the light transmission area, and the second light blocking layer comprises a second opening that overlaps the light transmission area, and wherein a diameter of the first opening is larger than a diameter of the second opening. ### Claim 8 (depends on 6) The display device of claim 6, further comprising an adhesive layer that is disposed between the first light blocking layer and the second light blocking layer. ### Claim 9 (depends on 8) The display device of claim 8, wherein the adhesive layer directly contacts the first light blocking layer and the second light blocking layer. ### Claim 10 (depends on 6) The display device of claim 6, wherein the first light blocking layer is disposed adjacent to the display area, and the second light blocking layer is disposed adjacent to the light transmission area. ### Claim 11 (depends on 10) The display device of claim 10, wherein a part of the second blocking layer overlaps an auxiliary layer and the common electrode. ### Claim 12 (depends on 1) The display device of claim 1, wherein the substrate comprises a through-hole that overlaps the hole of the insulation layer. ### Claim 13 (depends on 12) The display device of claim 12, further comprising an optical member that overlaps the through-hole, and wherein a width of the optical member is smaller than a width of the light transmission area. ### Claim 14 (depends on 1) The display device of claim 1, further comprising a partition wall that overlaps at least a part of the pixel electrode, wherein the first light blocking layer overlaps the partition wall. ### Claim 15 (depends on 14) The display device of claim 14, further comprising an auxiliary layer disposed between the emission layer and the common electrode, wherein a part of the first blocking layer overlaps the auxiliary layer, and wherein the part of the first blocking layer overlaps the common electrode. ### Claim 16 A display device comprising: a substrate that overlaps a light transmission area, a display area that surrounds the light transmission area, and a boundary area that is disposed between the light transmission area and the display area; an insulation layer overlapping the boundary area and the display area and defining a hole overlapping the light transmission area; a pixel electrode disposed on the insulation layer, an emission layer disposed on the pixel electrode, a common electrode disposed on the emission layer, an encapsulation layer disposed on the common electrode, and a first light blocking layer disposed on an inner surface of the hole, wherein the hole overlaps the substrate in the light transmission area, and the first light blocking layer contacts the encapsulation layer and covers the inner surface of the hole. ### Claim 17 (depends on 16) The display device of claim 16, wherein the encapsulation layer covers the inner surface of the hole. ### Claim 18 (depends on 16) The display device of claim 16, further comprising an auxiliary layer disposed between the emission layer and the common electrode, wherein the auxiliary layer and the common electrode cover the inner surface of the hole. ### Claim 19 (depends on 18) The display device of claim 18, wherein the auxiliary layer and the common electrode are continuously disposed on the inner surface of the hole and the substrate overlapping the light transmission area. ### Claim 20 (depends on 16) The display device of claim 16, the first light blocking layer exposes a part of the common electrode overlapping the hole. ### Claim 21 (depends on 16) The display device of claim 16, wherein the first light blocking layer contacts the common electrode in the hole. ### Claim 22 (depends on 16) The display device of claim 16, wherein the first light blocking layer contacts an upper surface of the encapsulation layer. ### Claim 23 (depends on 16) The display device of claim 16, further comprising: a window that overlaps the substrate; and a second light blocking layer disposed between the first light blocking layer and the window and overlapping the boundary area. ### Claim 24 (depends on 23) The display device of claim 23, wherein the first light blocking layer comprises a first opening that overlaps the light transmission area, and the second light blocking layer comprises a second opening that overlaps the light transmission area, and wherein a diameter of the first opening is larger than a diameter of the second opening. ### Claim 25 (depends on 23) The display device of claim 23, further comprising an adhesive layer that is disposed between the first light blocking layer and the second light blocking layer. ### Claim 26 (depends on 25) The display device of claim 25, wherein the adhesive layer directly contacts the first light blocking layer and the second light blocking layer. ### Claim 27 (depends on 23) The display device of claim 23, wherein the first light blocking layer is disposed adjacent to the display area, and the second light blocking layer is disposed adjacent to the light transmission area.