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US 7,105,858 B2Granted
Electronic assembly/system with reduced cost, mass, and volume and increased efficiency and power density
AssigneeOnscreen Technologies, Inc.
InventorJohn M. Popovich
Life of this patent
Estimating the term…
Abstract
An LED display assembly, comprising a grid of electrical conductors; light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation, the grid operable to receive heat from the diodes during diode operation, and the array configured for passing coolant fluid for transfer of heat to the fluid. LED packages adjustable relative to a mounting grid, are also provided.
Claims57
An LED array assembly, comprising in combination:
- a) a woven grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid defining interstices between the conductors, open in directions through the grid, sized and distributed over the grid to enable viewing through the grid, for passing coolant fluid into close heat transfer relation with the grid and diodes, for transfer of heat to the fluid from the grid and from the diodes.
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) and wherein said electrical conductors comprise insulated metal wires that act as electrical and thermal conductors and that also serve as structural load conductors, for arrays of such diodes,
- e) wherein the wires have dielectric coatings thereon.
2 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) there being a first sheet at one side of the grid and diodes and facing the diodes, to pass light emitted by the diodes,
- e) and including a second sheet at the opposite side of the grid and diodes, the first and second sheets forming an enclosure within which coolant fluid is flowable.
2 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting devices in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the devices during device operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) each device including a light emitter or emitters, a transparent container having a window area, the emitter supported within the container, and a reflector within the container to reflect emitted light toward said window,
- e) there being an electrical lead or leads extending with helical configuration within the container to said emitter or emitters,
- f) and including a metallic base carrying the container, and through which said lead or leads extend.
3 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) each diode including a light emitter or emitters, a transparent container having a window area, the emitter supported within the container, and a reflector within the container to reflect emitted light toward said window,
- e) and wherein multiple of said diodes have their container windows facing in the same or selected directions,
- f) and wherein the diodes and grid define a display.
3 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) and wherein certain of said conductors that provide power for diode operation comprise first, second and third pairs of wires to transmit electrical energization to red, green and blue LED pixels, respectively,
- e) and wherein each LED has primary, secondary and tertiary wires electrically connected to the red, green and blue pixels, respectively, said primary wire being clamp connected to said first pair of wires, said secondary wire being clamp connected to said second pair of wires, and said tertiary wire being clamp connected to said third pair of wires.
2 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configure for passing coolant fluid for transfer of heat to the fluid,
- d) there being protective means at one of the following:
- i) at the front of the grid;
- ii) at the rear of the grid;
- iii) at both the front and rear of the grid,
- e) and wherein said protective means includes at least one metallic plate.
5 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) there being a conduit for extensions of conductors, outside the grid,
- e) and including spring tension exerting means acting on certain of the conductors.
2 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) there being a conduit for extension of conductors, outside the grid,
- e) and including holders about which end portions of the conductors in the grid are looped, the holders associated with the conduit.
2 more elements
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) there being LED structure allowing rotary adjustment of at least some LEDs relative to conductors on which those LEDs are supported
- d) and clip means positioning the conductors relative to which the LEDs are rotatably adjustable.
1 more element
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) there being springs exerting tension on at least certain of the conductors, respectively, outside the grid.
1 more element
An LED array assembly, comprising in combination:
- a) a grid of electrical conductors,
- b) light emitting diodes in association with the grid and in electrical communication with the conductors that provide power for LED operation,
- c) the grid operable to receive heat from the diodes during diode operation, and the grid configured for passing coolant fluid for transfer of heat to the fluid,
- d) said conductors including first conductors which are linearly straight, and second conductors which include undulations extending over and under the first conductors,
- e) the diodes mounted on the first conductors at locations between second conductor undulations that extend over alternate first conductors, there being electrical connectors extending from the diodes to exposed metallic surfaces formed by the undulations.
2 more elements
Dependencies are inferred from the claim text.