IP Library Granted Patent US 7,813,027
Granted Patent B2
US 7,813,027 · App. 11/862,156 · Granted Oct 12, 2010

Pixel based gobo record control format

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Quick Facts
Patent No.
US 7,813,027
App. No.
11/862,156
Granted
Oct 12, 2010
Kind
B2
Abstract

A special record format used for commanding light pattern shapes and addressable light pattern shape generator. The command format includes a first part which commands a specified gobo and second parts which command the characteristics of that gobo. The gobo is formed by making a default gobo based on the type and modifying that default gobo to fit the characteristics.

Claims (17)

1. An apparatus, comprising:

receiving, in a stage lighting device, a command that represents a shape of a light which will be transmitted by the light and a movement of said shaping; and using said command to cause the shape of a light that is transmitted to change according to a timing associated with said command, wherein said command includes a control record and a parameter, where said control record defines how the parameter changes the shape.

2. An apparatus as in claim 1 , wherein said command also includes color information for the shape of light that is passed.

3. An apparatus as in claim 1 , wherein said command causes movement of one part within the shape.

4. An apparatus as in claim 1 , wherein the shape represents a gobo, and said timing is a time that is specified for the gobo to change between a first shape and a second shape in increments between said first shape and said second shape.

5. An apparatus as in claim 1 , wherein said change according to a timing includes a periodic change between a first shaping effect and a second shaping affect.

6. An apparatus as in claim 1 , wherein said change is a change of position.

7. An apparatus comprising: receiving, in a stage lighting device, a command that represents a periodic change between a first shaping effect and a second shaping effect and a timing for said periodic change; and applying said command to an electronically controllable light shaping part.

8. An apparatus, comprising: a stage lighting device which produces a beam of light, and a light beam shaper which shapes an outer perimeter of the beam of light according to an applied command; and a controller, which accepts a command to change said shape projected by said light, and automatically causes the shape to change according to a timing, wherein said command includes a control record and a parameter, where said control record defines how the parameter changes the shape.

9. An apparatus as in claim 8 , wherein said command also includes color information for the shape of light that is passed, that is received by said controller.

10. An apparatus as in claim 8 , wherein said command causes said light beam shaper to move one part within the shape.

11. An apparatus as in claim 8 , wherein said shape represents a gobo, and said timing is a time that is specified for the gobo to change between a first shape and a second shape in increments between said first shape and said second shape.

12. An apparatus as in claim 8 , wherein said change according to a timing includes a periodic change between a first shaping effect and a second shaping effect.

13. An apparatus as in claim 8 , wherein said change is a change of position.

14. An apparatus comprising: in a stage lighting device, responsive to a command that represents a periodic change between a first shaping effect and a second shaping effect and a timing for said periodic change to control an electronically controllable light shaping part based on said command wherein said command includes a control record and a parameter, where said control record defines how the parameter changes the shape.

15. An apparatus as in claim 14 , wherein said electronically controllable light shaping part is a DMD.

16. An apparatus as in claim 14 , wherein said command also includes color information for the shape of light that is passed.