Embodiments of the present invention relate to integrated modular display panels. In one embodiment, modular display panel includes a casing having a recess. The casing includes locking points for use in attachment to an adjacent casing of another modular display panel. A printed circuit board is di
Embodiments of the present invention relate to integrated modular display panels. In one embodiment, modular display panel includes a casing having a recess. The casing includes locking points for use in attachment to an adjacent casing of another modular display panel. A printed circuit board is disposed in the recess and a plurality of LEDs attached to the printed circuit board. A driver circuit is attached to the printed circuit board. A heat sink is disposed between a back side of the casing and the printed circuit board. The heat sink thermally contacts the back side of the casing and the printed circuit board. A framework of louvers is disposed over the printed circuit board. The framework of louvers is disposed between rows of the LEDs. The framework of louvers is attached to the printed circuit board using an adhesive.
대표청구항▼
1. A modular display panel comprising: a casing having a recess, wherein the casing comprises attachment points for use in attachment to an adjacent casing of another modular display panel, wherein the casing comprises a front side and an opposite back side, wherein the front side of the casing incl
1. A modular display panel comprising: a casing having a recess, wherein the casing comprises attachment points for use in attachment to an adjacent casing of another modular display panel, wherein the casing comprises a front side and an opposite back side, wherein the front side of the casing includes a front surface that is part of an outer surface of the modular display panel; a printed circuit board disposed in the recess; a plurality of LEDs attached to a front side of the printed circuit board; a driver circuit attached to the printed circuit board; a heat sink disposed between the back side of the casing and a back side of the printed circuit board, the heat sink thermally contacting both the back side of the casing and the printed circuit board; and a framework of louvers disposed over the printed circuit board, the framework of louvers disposed between rows of the LEDs, wherein the framework of louvers is attached to the printed circuit board using an adhesive, wherein the modular display panel is sealed to be waterproof. 2. The panel of claim 1, further comprising a transparent potting material overlying the LEDs outside of the casing. 3. The panel of claim 2, wherein the panel is completely waterproof against submersion in up to 3 feet of water. 4. The panel of claim 1, wherein the casing comprises a plastic casing. 5. The panel of claim 1, further comprising a first data cable that is configured to be attached to a data cable of an adjacent preceding panel and a second data cable that is configured to be attached to a data cable of an adjacent succeeding panel. 6. The panel of claim 1, further comprising a first data cable and a second data cable, each comprising an integrated data and power cable. 7. The panel of claim 1, wherein the heat sink physically contacts both the back side of the casing and the printed circuit board. 8. The panel of claim 1, further comprising thermal grease between the heat sink and the back side of the casing. 9. The panel of claim 1, further comprising thermal grease between the heat sink and the printed circuit board. 10. The panel of claim 1, further comprising thermal grease between the heat sink and the back side of the casing and also between the heat sink and the printed circuit board. 11. The panel of claim 1, further comprising a power supply unit mounted over the casing for powering the LEDs, the power supply comprising a power converter for converting ac power to dc power. 12. The panel of claim 1, further comprising a power supply unit mounted over the casing for powering the LEDs, the power supply comprising a down converter that down converts a dc voltage at a first level to a dc voltage at a second level that is lower than the first level. 13. A modular multi-panel display system comprising: a mechanical support structure; and a plurality of LED display panels mounted to the mechanical support structure so as to form an integrated display panel; wherein each LED display panel includes a casing having a recess, wherein the casing comprises interlocking attachment points that are attached to an adjacent LED display panel; wherein each LED display panel also includes a printed circuit board disposed in the recess, wherein a plurality of LED modules are attached to the printed circuit board; wherein each LED display panel also includes a heat sink disposed between a back side of the casing and the printed circuit board, the heat sink thermally contacting the back side of the casing and the printed circuit board; wherein each LED display panel also includes a power supply unit mounted over the casing for powering the LED modules; wherein each LED display panel with the casing is sealed to be waterproof and exposed to the environment without use of any cabinets; and wherein the display system is cooled passively and includes no air conditioning, fans, or heating units. 14. The display system of claim 13, wherein each LED display panel further comprises a framework of louvers disposed over the printed circuit board, the framework of louvers exposing LEDs of the plurality of LED panels, wherein the framework of louvers is attached to the printed circuit board using an adhesive. 15. The display system of claim 13, further comprising a data receiver box mounted to the mechanical support structure, the data receiver box configured to provide power, data, and communication to the LED display panels. 16. The display system of claim 15, wherein none of the LED display panels includes a data receiver card. 17. A modular display panel comprising: a plastic housing having a recess, wherein the plastic housing comprises a front side and an opposite back side, wherein the front side of the plastic housing includes a front surface that is part of an outer surface of the modular display panel; a printed circuit board disposed in the recess; a plurality of LEDs attached to a front side of the printed circuit board; a transparent potting compound overlying the LEDs; a driver circuit attached to the printed circuit board; a heat sink disposed between the back side of the housing and a back side of the printed circuit board, the heat sink thermally contacting the back side of the housing and the back side of the printed circuit board; and a power supply mounted outside the plastic housing, wherein the modular display panel is sealed to be waterproof. 18. The panel of claim 17, further comprising: a first integrated data and power cable extending through the back side of the housing and electrically coupled to the printed circuit board and the power supply; anda second integrated data and power cable extending through the back side of the housing and electrically coupled to the printed circuit board and the power supply. 19. The panel of claim 17, further comprising a framework of louvers disposed over the printed circuit board, the framework of louvers disposed between rows of the LEDs, wherein the framework of louvers is attached to the printed circuit board using an adhesive. 20. The panel of claim 17, wherein the heat sink physically contacts both the back side of the casing and the printed circuit board. 21. The panel of claim 17, further comprising thermal grease disposed between the back side of the casing and the printed circuit board. 22. The panel of claim 17, wherein the power supply comprises a power converter for converting ac power to dc power. 23. The panel of claim 17, wherein the power supply comprises a down converter that down converts a dc voltage at a first level to a dc voltage at a second level that is lower than the first level. 24. The panel of claim 17, wherein the panel is, completely waterproof against submersion in up to 3 feet of water. 25. The panel of claim 17, wherein the modular display panel comprises only one printed circuit board. 26. A modular multi-panel display system comprising: a mechanical support structure; and a plurality of modular display panels mounted to the mechanical support structure so as to form an integrated display panel, wherein the mechanical support structure comprises a plurality of beams, and wherein each of the plurality of modular display panels is attached to a beam of the plurality of beams without being enclosed in any additional enclosures, wherein each modular display panel comprises: a plastic housing having a recess, wherein the plastic housing comprises a front side and an opposite back side, wherein the front side of the plastic housing includes a front surface that is part of an outer surface of the modular display panel; a printed circuit board disposed in the recess, wherein each of the plurality of modular display panel comprises only one printed circuit board; a plurality of LEDs attached to a front side of the printed circuit board; a transparent potting compound overlying the LEDs; a driver circuit attached to the printed circuit board; a heat sink disposed between the back side of the housing and a back side of the printed circuit board, the heat sink thermally contacting the back side of the housing and the back side of the printed circuit board; and a power supply mounted outside the plastic housing, wherein the modular display panel is sealed to be waterproof. 27. The display system of claim 26, wherein the heat sink is attached to the back side of the housing through an adhesive layer, wherein the heat sink physically contacts one side of the adhesive layer and the back side of the housing physically contacts another side of the adhesive layer. 28. The display system of claim 26, wherein the heat sink is attached to the back side of the printed circuit board through an adhesive layer, wherein the heat sink physically contacts one side of the adhesive layer and the back side of the printed circuit board physically contacts another side of the adhesive layer. 29. The display system of claim 26, further comprising a corner plate, wherein, using the corner plate, a corner region of one of the plurality of modular displays is attached to a first corner region of a first adjacent one of the plurality of modular displays,a second corner region of a second adjacent one of the plurality of modular displays, anda third corner region of a third adjacent one of the plurality of modular displays. 30. The panel of claim 1, wherein the attachment points are located in one of the four corner regions of the panel, wherein one or more attachment points are configured to mount a corner plate that is configured to mount to corresponding attachment points of three adjacent panels.
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