# US 12,111,542 B2 · Display apparatus including antistatic portion > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,111,542 B2 - Document ID: US12111542B2 - Status: Granted - Kind: B2 - Application number: 18/200,253 - Filed: 2023-05-22 - Published: 2023-10-05 - Granted: 2024-10-08 - Earliest claimed: 2020-10-23 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Hyukjun Jang; Kyehoon Lee - Web page: https://patentgrep.com/patent/US12111542B2 ## CPC - G02F 1/133612: {Electrical details} - G02F 1/1336: {Illuminating devices} - G02F 1/133605: {including specially adapted reflectors} - G02F 1/1362: Active matrix addressed cells {(G02F1/134336, G02F1/134363 take precedence)} - H05K 1/0259: {Electrostatic discharge [ESD] protection} - H10H 20/855: Optical field-shaping means, e.g. lenses - H10H 20/857: Interconnections, e.g. lead-frames, bond wires or solder balls - H10W 90/00: Package configurations - G02F 1/133603: {with LEDs} - G02F 2202/22: Antistatic materials or arrangements - H05K 1/0274: {Optical details, e.g. printed circuits comprising integral optical means (H05K1/0269 takes precedence; coupling light guides with opto-electronic components G02B6/42)} - H05K 1/181: associated with surface mounted components - H05K 3/28: Applying non-metallic protective coatings {(H05K3/0091 takes precedence; methods for intermediate insulating layers for build-up multilayer circuits H05K3/4673)} - H05K 2201/10106: Light emitting diode [LED] - H05K 2201/2054: Light-reflecting surface, e.g. conductors, substrates, coatings, dielectrics - H10H 20/85: Packages - H10H 20/853: characterised by their shape - H10H 20/856: Reflecting means - 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 - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - H10H: INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 ## Abstract Provided is a display apparatus including: a liquid crystal panel; a substrate; a light source module disposed on the substrate. The light source module includes a light emitting diode disposed on the substrate, a feed pad provided on the substrate, an antistatic pad provided on the substrate; and an insulating dome provided on the substrate and covering the light emitting diode. The antistatic pad is divided into two parts by an outline of the insulating dome. ## Claims ### Claim 1 A display apparatus comprising: a liquid crystal panel; a substrate; and a light source module disposed on the substrate, wherein the light source module comprises: a light emitting diode disposed on the substrate, a feed pad provided on the substrate, an antistatic pad provided on the substrate; and an insulating dome provided on the substrate and covering the light emitting diode, and wherein the substrate comprises an antistatic line having conductivity and a protection layer covering a surface of the antistatic line, wherein the antistatic pad comprises the antistatic line exposed to outside by a window formed in the protection layer, and wherein the window is divided into two parts by an outline of the insulating dome. ### Claim 2 (depends on 1) The display apparatus of claim 1, further comprises a reflective sheet covering the substrate. ### Claim 3 (depends on 2) The display apparatus of claim 2, wherein the reflective sheet comprises a hole through which the light source module is exposed. ### Claim 4 (depends on 1) The display apparatus of claim 1, wherein the feed pad is in contact with the light emitting diode. ### Claim 5 (depends on 1) The display apparatus of claim 1, wherein the antistatic pad is not in contact with the light emitting diode. ### Claim 6 (depends on 1) The display apparatus of claim 1, wherein the antistatic pad is provided outside an area defined by the outline of the insulating dome. ### Claim 7 (depends on 1) The display apparatus of claim 1, wherein a size of the antistatic pad is 0.16% or more of an area defined by the outline of the insulating dome. ### Claim 8 (depends on 1) The display apparatus of claim 1, wherein a shortest distance of the antistatic pad to the outline of the insulating dome is shorter than or equal to a radius of an area defined by the outline of the insulating dome. ### Claim 9 (depends on 1) The display apparatus of claim 1, wherein the antistatic line is electrically connected to a ground of the light source module or coupled with the ground by capacitance. ### Claim 10 (depends on 1) The display apparatus of claim 1, wherein the antistatic pad further comprises a solder applied on the antistatic line exposed to an outside by the window formed in the protection layer. ### Claim 11 (depends on 1) The display apparatus of claim 1, wherein the light emitting diode directly contacts the feed pad without a wire or a ball grid. ### Claim 12 (depends on 1) The display apparatus of claim 1, wherein the light emitting diode directly contacts the feed pad without a Zener diode connected in parallel with the light emitting diode. ### Claim 13 (depends on 1) The display apparatus of claim 1, wherein the antistatic pad comprises a plurality of antistatic pads arranged on a circumference of a virtual circle surrounding the light emitting diode and the feed pad. ### Claim 14 (depends on 1) The display apparatus of claim 1, wherein one part of the window divided by the outline of the insulating dome is outside of the outline of the insulating dome, and the other part of the window divided by the outline of the insulating dome is inside of the outline of the insulating dome. ### Claim 15 (depends on 1) The display apparatus of claim 1, wherein the feed pad is disposed inside the outline of the insulating dome. ### Claim 16 A light apparatus comprising: a substrate; and a light source module disposed on the substrate, wherein the light source module comprises: a light emitting diode disposed on the substrate, a feed pad provided on the substrate, an antistatic pad provided on the substrate; and an insulating dome provided on the substrate and covering the light emitting diode, and wherein the substrate comprises an antistatic line having conductivity and a protection layer covering a surface of the antistatic line, wherein the antistatic pad comprises the antistatic line exposed to outside by a window formed in the protection layer, and wherein the window is divided into two parts by an outline of the insulating dome. ### Claim 17 (depends on 16) The light apparatus of claim 16, wherein one part of the window divided by the outline of the insulating dome is outside of the outline of the insulating dome, and the other part of the window divided by the outline of the insulating dome is inside of the outline of the insulating dome. ### Claim 18 (depends on 16) The light apparatus of claim 16, wherein the feed pad is disposed inside the outline of the insulating dome.