IP Library Granted Patent US 7,600,892
Granted Patent B2
US 7,600,892 · App. 12/246,132 · Granted Oct 13, 2009

Theatre light apparatus incorporating LED tracking system

Assignee: Barco Lighting Systems, Inc.
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Quick Facts
Patent No.
US 7,600,892
App. No.
12/246,132
Granted
Oct 13, 2009
Kind
B2
Abstract

A multiparameter light is disclosed, which incorporates an LED (light emitting diode) tracking ring surrounding a main output lens. The LED tracking ring is capable of additive color mixing and in turn can simulate the color of the main projected light projecting from the main output aperture or output lens of the multiparameter light.

Claims (58)

1. A theatre lighting apparatus comprising:

a base,

a communications port,

a processor,

a memory, and

a lamp housing;

the lamp housing comprising

a lamp,

a reflector,

a first color varying system,

a second color varying system,

an output lens,

and a shutter;

wherein the lamp housing is remotely positioned in relation to the base by a motor;

wherein the first color varying system is comprised of cyan, magenta and yellow color filters;

wherein the lamp, the reflector, the first color varying system, and the output lens cooperate to project a first variable colored light;

wherein the second color varying system is comprised of a first plurality of red light emitting diodes, a first plurality of green light emitting diodes and a first plurality of blue light emitting diodes;

wherein the second color varying system cooperates to project a second variable colored light;

wherein the first plurality of red light emitting diodes, the first plurality of green light emitting diodes and the first plurality of blue light emitting diodes are arranged about the circumference of the output lens;

wherein a first command received by the communications port varies the first variable colored light into a first color;

wherein a second command received by the communications port varies the second variable colored light into a second color;

wherein a third command received by the communications port causes a strobing effect of the first variable colored light; and

wherein a fourth command received by the communications port causes a dark phase of the second variable colored light.

2. The theatre lighting apparatus of claim 1 wherein

the output lens is a polymer fresnel lens.

3. The theatre lighting apparatus of claim 1 further comprising

a gobo wheel.

4. The theatre lighting apparatus of claim 1 wherein

the first, second, third, and fourth commands are compliant with DMX.

5. A theatre lighting apparatus comprising:

a base,

a communications port,

a processor,

a memory, and

a lamp housing;

the lamp housing comprising

a lamp,

a reflector,

a means for varying a first color,

a means for varying a second color,

an output lens,

and a shutter;

wherein the lamp housing is remotely positioned in relation to the base by a motor;

wherein the means for varying a first color is comprised of cyan, magenta and yellow color filters;

wherein the lamp, the reflector, the means for varying a first color, and the output lens cooperate to project a first variable colored light;

wherein the means for varying a second color is comprised of a first plurality of red light emitting diodes, a first plurality of green light emitting diodes and a first plurality of blue light emitting diodes;

wherein the means for varying a second color cooperates to project a second variable colored light;

wherein the first plurality of red light emitting diodes, the first plurality of green light emitting diodes and the first plurality of blue light emitting diodes are arranged about the circumference of the output lens;

wherein a first command received by the communications port varies the first variable colored light into a first color;

wherein a second command received by the communications port varies the second variable colored light into a second color;

wherein a third command received by the communications port causes a strobing effect of the first variable colored light; and

wherein a fourth command received by the communications port causes a dark phase of the second variable colored light.

6. The theatre lighting apparatus of claim 5 wherein

the output lens is a polymer fresnel lens.

7. The theatre lighting apparatus of claim 5 further comprising

a gobo wheel.

8. The theatre lighting apparatus of claim 5 wherein

the first, second, third, and fourth commands are compliant with DMX.

Assignments (6)
SECURITY INTEREST Recorded May 16, 2019
From: ELECTRONIC THEATRE CONTROLS, INC.; ETC HOLDINGS, LLC; HIGH END SYSTEMS, INC.; SOURCE FOUR HOLDINGS, LLC; ETC EXPORTS, INC.; ELECTRONIC THEATRE CONTROLS INTERNATIONAL, INC.; ELECTRONIC THEATRE CONTROLS AMERICAS, LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 049262/0255 →
CORRECTIVE ASSIGNMENT TO CORRECT THE REMOVAL OF 21 PATENTS PREVIOUSLY RECORDED ON REEL 044580 FRAME 0094. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF 53 PATENTS LISTED BELOW. Recorded Aug 6, 2018
From: HIGH END SYSTEMS, INC.
To: ELECTRONIC THEATRE CONTROLS, INC.
Reel/Frame 046732/0089 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2017
From: HIGH END SYSTEMS, INC.
To: ELECTRONIC THEATRE CONTROLS, INC.
Reel/Frame 044580/0094 →
CHANGE OF NAME Recorded Nov 7, 2017
From: BARCO LIGHTING SYSTEMS, INC.
To: HIGH END SYSTEMS, INC.
Reel/Frame 044580/0041 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 10, 2009
From: BELLIVEAU, RICHARD S., MR.; BELL, MICHAEL, MR.; DAHLY, DAVID, MR.; PECK, DAVID KARL, MR.
To: HIGH END SYSTEMS, INC.
Reel/Frame 022232/0155 →
CHANGE OF NAME Recorded Feb 10, 2009
From: HIGH END SYSTEMS, INC.
To: BARCO LIGHTING SYSTEMS, INC.
Reel/Frame 022232/0488 →
Continuity (2)
Continuation 1151682200 · Sep 7, 2006
Related Publication 20090027881A1 · Jan 29, 2009