# US 2021/0280658 A1 · Display device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0280658 A1 - Document ID: US20210280658A1 - Status: Published application - Kind: A1 - Application number: 17/139,485 - Filed: 2020-12-31 - Published: 2021-09-09 - Earliest claimed: 2020-03-06 - Assignees: Samsung Display Co., Ltd. - Applicants: Samsung Display Co., LTD. - Inventors: Jong Won CHAE; Moo Soon KO; Jin Seock MA; Sung Hoon MOON; Se Wan SON; Yong-Je JEON; Jin Goo JUNG - Web page: https://patentgrep.com/patent/US20210280658A1 ## CPC - H10K 59/126: Shielding, e.g. light-blocking means over the TFTs - H10K 59/131: Interconnections, e.g. wiring lines or terminals - H10K 59/65: OLEDs integrated with inorganic image sensors - H10K 59/8792: {comprising light absorbing layers, e.g. black layers} - H10K 59/12: Active-matrix OLED [AMOLED] displays - H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES ## Abstract A display device includes: a substrate comprising a first layer and a second layer; a first display area including a first pixel area on the substrate; a second display area including a second pixel area and a transparent area adjacent to each other on the substrate; and a blocking layer disposed in the second pixel area of the second display area, and disposed between a first layer and a second layer of the substrate in a side view, and the blocking layer including a metal blocks light. ## Claims ### Claim 1 A display device comprising: a substrate comprising a first layer and a second layer; a first display area including a first pixel area on the substrate; a second display area including a second pixel area and a transparent area adjacent to each other on the substrate; and a blocking layer disposed in the second pixel area of the second display area, and disposed between a first layer and a second layer of the substrate in a side view, wherein the blocking layer including a metal blocks light. ### Claim 2 (depends on 1) The display device of claim 1, wherein the substrate further includes: a barrier layer disposed between the first layer and the second layer; and wherein the first layer, the second layer and the barrier layer are disposed in the first display area and the second display area, and the blocking layer is not disposed in the transparent area of the second display area. ### Claim 3 (depends on 2) The display device of claim 2, further comprising an optical device overlapping the second display area, and wherein the optical device is disposed under the second layer in a side view. ### Claim 4 (depends on 3) The display device of claim 3, wherein the blocking layer has a thickness of about 100 Å or less. ### Claim 5 (depends on 2) The display device of claim 2, wherein the second display area further includes a wiring area disposed at an edge of the transparent area, and the blocking layer is disposed in the wiring area. ### Claim 6 (depends on 2) The display device of claim 2, wherein the blocking layer is disposed between the barrier layer and the second layer. ### Claim 7 (depends on 6) The display device of claim 6, wherein the second layer is not disposed in the transparent area. ### Claim 8 (depends on 2) The display device of claim 2, wherein the blocking layer is disposed between the first layer and the barrier layer. ### Claim 9 (depends on 2) The display device of claim 2, wherein a pixel density of the second display area is smaller than a pixel density of the first display area. ### Claim 10 (depends on 2) The display device of claim 2, wherein each of the first pixel area and the second pixel area includes at least one pixel, and the at least one pixel includes an organic light emitting element. ### Claim 11 (depends on 10) The display device of claim 10, wherein the first pixel area and the second pixel area include a plurality of insulating layers disposed on the substrate, and the plurality of insulating layers is not disposed in the transparent area. ### Claim 12 (depends on 1) The display device of claim 1, wherein the blocking layer includes a metal. ### Claim 13 (depends on 12) The display device of claim 12, wherein the blocking layer has a thickness of about 100 Å or less. ### Claim 14 (depends on 1) The display device of claim 1, wherein the second display area further includes a wiring area disposed at an edge of the transparent area, and the blocking layer is disposed in the wiring area. ### Claim 15 (depends on 1) The display device of claim 1, wherein a pixel density of the second display area is smaller than a pixel density of the first display area. ### Claim 16 (depends on 1) The display device of claim 1, wherein each of the first pixel area and the second pixel area includes a pixel, and the pixel includes an organic light emitting element. ### Claim 17 (depends on 16) The display device of claim 16, wherein the first pixel area and the second pixel area include a plurality of insulating layers disposed on the substrate, and the plurality of insulating layers are not disposed in the transparent area. ### Claim 18 A display device comprising: a substrate including: a first layer and a second layer overlapping each other; and a blocking layer disposed between the first layer and a second layer, wherein a first display area and a second display area are defined on the substrate; a plurality of first pixel areas is defined on the substrate in the first display area, a plurality of second pixel areas is defined on the substrate in the second display area, a transparent area adjacent to the plurality of second pixel areas is defined on the substrate in the second display area, wherein the blocking layer overlaps the plurality of second pixel areas, does not overlap the transparent area, and blocks light. ### Claim 19 (depends on 18) The display device of claim 18, wherein a peeling force between the first layer and the second layer of the substrate is greater than about 90 gf/inch. ### Claim 20 (depends on 18) The display device of claim 18, wherein the substrate further includes a barrier layer disposed between the first layer and the second layer, and the blocking layer includes a metal.