# US 12,009,365 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 12,009,365 B2 - Document ID: US12009365B2 - Status: Granted - Kind: B2 - Application number: 17/412,175 - Filed: 2021-08-25 - Published: 2022-03-10 - Granted: 2024-06-11 - Earliest claimed: 2020-09-07 - Assignees: Samsung Display Co., Ltd. - Applicants: Samsung Display Co., Ltd. - Inventors: Sung Hoon Kim; Jung Hun Noh; Yi Joon Ahn; Eun Kyung Yeon; Jae Been Lee - Web page: https://patentgrep.com/patent/US12009365B2 ## CPC - H10D 86/60: wherein the TFTs are in active matrices - H10D 86/0212: {comprising manufacture, treatment or coating of substrates} - H10D 86/411: {characterised by materials, geometry or structure of the substrates} - H10D 86/441: {Interconnections, e.g. scanning lines} - H10W 90/00: Package configurations - H10D: INORGANIC ELECTRIC SEMICONDUCTOR DEVICES - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 ## Abstract A display device is provided. The display device may include a first substrate, a first set of light emitting elements, and a second set of light emitting elements. The first substrate may include a first set of holes. Each hole of the first set of holes may extend through the first substrate. Each of the first set of light emitting elements and the second set of light emitting elements may overlap the first substrate. The first set of holes may be positioned between the first set of light emitting elements and the second set of light emitting elements in a plan view of the display device. ## Claims ### Claim 1 A display device comprising: a first substrate comprising a first set of holes, wherein each of the first set of holes extends through the first substrate; a first set of light emitting elements overlapping the first substrate; a second set of light emitting elements overlapping the first substrate, a first set of light blocking members; a second set of light blocking members; a first set of transistors, wherein each of the first set of transistors respectively overlaps each of the first set of light blocking members and respectively corresponds to each of the first set of light emitting elements; and a second set of transistors, wherein each of the second set of transistors respectively overlaps each of the second set of light blocking members and respectively corresponds to each of the second set of light emitting elements, and wherein the each of the first set of holes is positioned between the first set of light blocking members and the second set of light blocking members in the plan view of the display device, wherein the each of the first set of holes is positioned between the first set of light emitting elements and the second set of light emitting elements in a plan view of the display device. ### Claim 2 (depends on 1) The display device of claim 1, wherein the first substrate comprises glass. ### Claim 3 (depends on 1) The display device of claim 1, wherein the each of the first set of holes is spaced from each other. ### Claim 4 (depends on 1) The display device of claim 1, wherein the each of the first set of holes is positioned between the first set of transistors and the second set of transistors in the plan view of the display device. ### Claim 5 (depends on 1) The display device of claim 1, further comprising: a first set of conductive members disposed on the first substrate, wherein each of the first set of conductive members covers an opening of at least one of the first set of holes. ### Claim 6 (depends on 1) The display device of claim 1, wherein the first substrate further comprises a second set of holes, wherein each of the second set of holes extends through the first substrate, and wherein each of the first set of light emitting elements overlaps the each of the second set of holes. ### Claim 7 (depends on 1) The display device of claim 1, further comprising: a first electrode; a second electrode spaced from the first electrode in a direction parallel to the substrate; and a transistor, wherein the transistor comprises a drain electrode electrically connected to the first electrode, and wherein the first set of light emitting elements includes a first light emitting element disposed between the first electrode and the second electrode. ### Claim 8 (depends on 7) The display device of claim 7, further comprising: a conductive member covering an opening of the each of the first set of holes. ### Claim 9 (depends on 1) The display device of claim 1, further comprising: a protective pattern disposed directly on the first substrate, narrower than the first substrate in a direction parallel to the first substrate, and covering an opening of a hole of the first set of holes. ### Claim 10 (depends on 9) The display device of claim 9, wherein the protective pattern comprises at least one of PI, Mo, Cu, Ti, and Cr. ### Claim 11 (depends on 9) The display device of claim 9, wherein the protective pattern is wider than an opening of the each of the first set of holes in the direction parallel to the first substrate. ### Claim 12 (depends on 1) The display device of claim 1, wherein the each of the first set of holes is spaced from each of the first set of light emitting elements and each of the second set of light emitting elements in the plan view of the display device. ### Claim 13 (depends on 12) The display device of claim 12, wherein the first set of holes is a first column of holes, the first set of light emitting elements is a first column of light emitting elements, and the second set of light emitting elements is a second column of light emitting elements. ### Claim 14 (depends on 1) The display device of claim 1, further comprising: a metal coating layer disposed on a wall of the each of the first set of holes and surrounded by the wall of the each of the first set of holes. ### Claim 15 (depends on 1) The display device of claim 1, further comprising: a metal filling layer filling a hole of the first set of holes. ### Claim 16 A display device comprising: a first substrate; an overlapping layer overlapping the first substrate; a light emitting element positioned between the first substrate and the overlapping layer; a wavelength conversion member overlapping the light emitting element and positioned between the light emitting element and the overlapping layer; and a hole spaced from each of the light emitting element and the wavelength conversion member and extending through at least the first substrate and the overlapping layer. ### Claim 17 (depends on 16) The display device of claim 16, wherein a first face of the first substrate and a first face of the overlapping layer are positioned between a second face of the first substrate and a second face of the overlapping layer, and wherein a distance from the second face of the first substrate to the second face of the overlapping layer is equal to a length of the hole. ### Claim 18 (depends on 16) The display device of claim 16, further comprising: a light blocking member neighboring the wavelength conversion member, wherein the hole extends through the light blocking member. ### Claim 19 (depends on 16) The display device of claim 16, further comprising: a filling layer comprising a first filling part, a second filling part, and a third filling part, wherein the first filling part is disposed between the light emitting element and the wavelength conversion member, wherein the second filling part is disposed between the hole and the light emitting element, and wherein the third filling part is disposed between the hole and the wavelength conversion member.