# US 10,871,932 B2 · Modular display panels > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,871,932 B2 - Document ID: US10871932B2 - Status: Granted - Kind: B2 - Application number: 16/269,356 - Filed: 2019-02-06 - Published: 2019-06-06 - Granted: 2020-12-22 - Earliest claimed: 2013-12-31 - Assignees: Ultravision Technologies, LLC - Applicants: Ultravision Technologies, LLC - Inventors: William Y. Hall - Web page: https://patentgrep.com/patent/US10871932B2 ## CPC - G06F 3/1446: {display composed of modules, e.g. video walls} - G06F 3/1438: {using more than one graphics controller} - G06F 3/147: using display panels - G06T 1/60: Memory management - G09G 3/2096: {Details of the interface to the display terminal specific for a flat panel (suitable for both CRT and flat panel G09G5/006; specific for a CRT G09G1/167)} - G09G 3/32: semiconductive, e.g. using light-emitting diodes [LED] - G09G 5/006: {Details of the interface to the display terminal (specific for a display terminal using a CRT G09G1/167; using a flat panel G09G3/2096; circuits for interfacing with colour displays G09G5/04)} - G09G 5/363: {Graphics controllers} - H01H 11/04: of switch contacts - H05K 1/18: structurally associated with non-printed electric components (H05K1/16 takes precedence) - H05K 5/0247: {Electrical details of casings, e.g. terminals, passages for cables or wiring} - H05K 5/04: Metal casings - H05K 5/06: Hermetically-sealed casings {(specially adapted for small components H05K5/0095)} - H05K 13/00: Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components - G09G 3/2088: {with use of a plurality of processors, each processor controlling a number of individual elements of the matrix} - G09G 2300/026: Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions - G09G 2310/0286: Details of a shift registers arranged for use in a driving circuit - G09G 2340/14: Solving problems related to the presentation of information to be displayed - G09G 2360/04: Display device controller operating with a plurality of display units - G09G 2360/06: Use of more than one graphics processor to process data before displaying to one or more screens - G09G 2380/06: Remotely controlled electronic signs other than labels - H05K 2201/10106: Light emitting diode [LED] - Y10T 29/49002: Electrical device making - Y10T 29/49007: Indicating transducer - Y10T 29/49105: Switch making - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL - G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00) - H01H: ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES (contact cables H01B7/10; electrolytic self-interrupters H01G9/18; emergency protective circuit arrangements H02H; switching by electronic means without contact-making H03K17/00) - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract An embodiment modular light-emitting diode (LED) display panel includes attachment points for use in attachment as part of a multi-panel modular LED display, a printed circuit board including a first side and an opposite second side, and a plastic casing attached to the opposite second side of the printed circuit board. A perimeter of the plastic casing is substantially rectangular and has a height and a width. The modular LED display panel further includes a display surface including a plurality of LEDs arranged as pixels and attached to the first side of the printed circuit board. The pixels are arranged in a rectangular array including at least fifty pixels. Each of the pixels of the rectangular array is spaced from each respective adjacent pixel of the rectangular array by a pitch. The pitch is a predetermined constant number. The pitch does not depend on the height and the width. ## Claims ### Claim 1 A modular light-emitting diode (LED) display panel comprising: attachment points for use in attachment as part of a multi-panel modular LED display; a printed circuit board comprising a first side and an opposite second side; a driver circuit electrically coupled to the printed circuit board; a plastic casing attached to the opposite second side of the printed circuit board, a perimeter of the plastic casing being substantially rectangular and having a height and a width; and a display surface comprising a plurality of LEDs arranged as pixels and attached to the first side of the printed circuit board, wherein the pixels are arranged in a rectangular array comprising at least fifty pixels, and wherein each of the pixels of the rectangular array is a surface mount device (SMD) module comprising a plurality of LED devices and a top surface, the top surface being exposed to an external environment, each of the pixels of the rectangular array is spaced from each respective adjacent pixel of the rectangular array by a pitch, wherein the pitch is a predetermined constant number, and wherein the pitch does not depend on the height and the width so that the modular LED display panel can be swapped with another modular LED display panel having a pitch different from the pitch of the modular LED display panel while having the same height as the height of the modular LED display panel and the same width as the width of the modular LED display panel. ### Claim 2 (depends on 1) The modular LED display panel according to claim 1, further comprising a sealing compound overlying the first side of the printed circuit board, wherein the display surface protected from water by the sealing compound. ### Claim 3 (depends on 1) The modular LED display panel according to claim 1, wherein the plastic casing is a water-sealed plastic casing, and wherein the driver circuit is protected from water by the water-sealed plastic casing. ### Claim 4 (depends on 1) The modular LED display panel according to claim 1, wherein the modular LED display panel is configured to be operational when submerged in water up to a depth of at least one meter. ### Claim 5 (depends on 1) The modular LED display panel according to claim 1, wherein the plastic casing comprises plastic sidewalls and a plastic back surface configured to be exposed to the external environment without additional enclosures. ### Claim 6 (depends on 1) The modular LED display panel according to claim 1, wherein the driver circuit is directly attached to the opposite second side of the printed circuit board, and wherein the plastic casing encloses the driver circuit. ### Claim 7 (depends on 1) The modular LED display panel according to claim 1, further comprising: a power supply for powering the plurality of LEDs, the power supply comprising a power converter for converting alternating current (AC) power to direct current (DC) power; and a power supply housing mounted outside the plastic casing, the power supply being disposed in the power supply housing, wherein the power supply housing and the power supply form a power supply unit. ### Claim 8 (depends on 1) The modular LED display panel according to claim 1, further comprising a power supply disposed within the plastic casing. ### Claim 9 (depends on 1) The modular LED display panel according to claim 1, further comprising a flexible cable configured to provide power and data to the plurality of LEDs, the flexible cable comprising a plurality of data connectors surrounded by an end enclosure, each data connector electrically coupled to a corresponding data wire, and a plurality of power connectors surrounded by the end enclosure, each power connector electrically coupled to a corresponding power wire. ### Claim 10 (depends on 1) The modular LED display panel according to claim 1, wherein the height is at least half of the width. ### Claim 11 (depends on 10) The modular LED display panel according to claim 10, wherein, a ratio of the height to the width is at least 1:2 to at most 3:4. ### Claim 12 (depends on 11) The modular LED display panel according to claim 11, wherein the height is half of the width. ### Claim 13 A modular light-emitting diode (LED) display sub-assembly comprising: a front side and an opposite back side, wherein the front side of the modular LED display sub-assembly comprises a display surface of the modular LED display sub-assembly; a frame comprising a top horizontal member, a bottom horizontal member, a left vertical member, and a right vertical member; a plurality of modular LED display panels attached to the frame, wherein all of the plurality of modular LED display panels have a substantially rectangular perimeter and the same length, width, height, and shape, wherein each of the plurality of modular LED display panels comprises: attachment points facilitating attachment of the modular LED display panel to the frame; a printed circuit board comprising a first side and an opposite second side; a driver circuit electrically coupled to the printed circuit board; a casing attached to the opposite second side of the printed circuit board; and a plurality of LEDs arranged as pixels and attached to the first side of the printed circuit board, wherein the pixels are arranged in a rectangular array comprising at least fifty pixels as part of the display surface, and wherein each of the pixels of the rectangular array is a surface mount device (SMD) module comprising a plurality of LED devices and a top surface, the top surface being exposed to an external environment, each of the pixels of the rectangular array is spaced from each respective adjacent pixel of the rectangular array by a pitch, wherein the pitch is a predetermined constant number, and wherein the pitch does not depend on the height and the width so that each of the plurality of the modular LED display panels can be swapped with another modular LED display panel having a pitch different from the pitch of a modular LED display panel being swapped while having the same height as the height of the modular LED display panel being swapped and the same width as the width of the modular LED display panel being swapped. ### Claim 14 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein the plurality of modular LED display panels comprises a first LED modular display panel attached to the frame and a second LED modular display panel attached the frame, and wherein the pitch of the rectangular array of the first modular LED display panel is different from the pitch of the rectangular array of the second modular LED display panel. ### Claim 15 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein each of the plurality of modular LED display panels further comprises a sealing compound overlying the first side of the printed circuit board, wherein the display surface is protected from water by the sealing compound. ### Claim 16 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein, for each of the plurality of modular LED display panels, the first side of the printed circuit board is water-sealed and the opposite second side of the printed circuit board with the casing is water-sealed. ### Claim 17 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein the modular LED display sub-assembly is configured to be operational when submerged in water up to a depth of at least one meter. ### Claim 18 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein the casing of each of the plurality of modular LED display panels is a plastic casing. ### Claim 19 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein the casing of each of the plurality of modular LED display panels comprises an aluminum casing. ### Claim 20 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein the casing of each of the plurality of modular LED display panels physically contacts the frame. ### Claim 21 (depends on 13) The modular LED display sub-assembly according to claim 13, further comprising: a power supply for powering the plurality of LEDs, the power supply comprising a power converter for converting alternating current (AC) power to direct current (DC) power; and a power supply housing mounted to the frame, the power supply being disposed in the power supply housing, wherein the power supply housing and the power supply form a power supply unit. ### Claim 22 (depends on 13) The modular LED display sub-assembly according to claim 13, wherein each of the modular LED display panels further comprises a flexible cable configured to provide power and data to the plurality of LEDs, the flexible cable comprising a plurality of data connectors surrounded by an end enclosure, each data connector electrically coupled to a corresponding data wire, and a plurality of power connectors surrounded by the end enclosure, each power connector electrically coupled to a corresponding power wire. ### Claim 23 A modular light-emitting diode (LED) display panel comprising: attachment points for use in attachment as part of a multi-panel modular LED display; a printed circuit board comprising a first side and an opposite second side; a water-sealed plastic casing attached to the opposite second side of the printed circuit board, a perimeter of the water-sealed plastic casing being substantially rectangular and having a height and a width; a driver circuit electrically coupled to the printed circuit board, the driver circuit being directly attached to the opposite second side of the printed circuit board, wherein the water-sealed plastic casing encloses the driver circuit; and a display surface comprising a plurality of surface mount device (SMD) LED modules arranged as pixels and attached to the first side of the printed circuit board, wherein the pixels are arranged in a rectangular array comprising at least fifty pixels, and wherein each of the pixels of the rectangular array is spaced from each respective adjacent pixel of the rectangular array by a pitch, wherein the pitch is a predetermined constant number, and wherein the pitch does not depend on the height and the width so that the modular LED display panel is configured to be swapped with another modular LED display panel having a pitch different from the pitch of the modular LED display panel while having the same height as the height of the modular LED display panel and the same width as the width of the modular LED display panel. ### Claim 24 (depends on 23) The modular LED display panel according to claim 23, wherein the modular LED display panel is configured to be operational when submerged in water up to a depth of at least one meter. ### Claim 25 (depends on 23) The modular LED display panel according to claim 23, further comprising: a power supply for powering the plurality of SMD LED modules, the power supply comprising a power converter for converting alternating current (AC) power to direct current (DC) power; and a power supply housing mounted outside the water-sealed plastic casing, the power supply being disposed in the power supply housing, wherein the power supply housing and the power supply form a power supply unit. ### Claim 26 (depends on 23) The modular LED display panel according to claim 23, further comprising a power supply disposed within the water-sealed plastic casing. ### Claim 27 (depends on 23) The modular LED display panel according to claim 23, further comprising a flexible cable configured to provide power and data to the plurality of SMD LED modules, the flexible cable comprising a plurality of data connectors surrounded by an end enclosure, each data connector electrically coupled to a corresponding data wire, and a plurality of power connectors surrounded by the end enclosure, each power connector electrically coupled to a corresponding power wire. ### Claim 28 (depends on 23) The modular LED display panel according to claim 23, wherein the height is at least half of the width. ### Claim 29 (depends on 28) The modular LED display panel according to claim 28, wherein, a ratio of the height to the width is at least 1:2 to at most 3:4. ### Claim 30 (depends on 29) The modular LED display panel according to claim 29, wherein the height is half of the width.