Very large size display screen
First Claim
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1. A display device for very large size displays comprising:
- at least a solid horizontal rectangular frame having front and rear sides and two lateral sides;
optical fibers having first and second ends, said first ends being secured to said frame so that said optical fibers are suspended from said frame, said second ends being freely suspended, the fibers belonging to a vertical plane parallel to said front and rear sides of said frame having an equal length and the fibers belonging to a vertical plane parallel to said lateral sides having a length increasing from front to rear, said second freely suspended ends defining a large substantially plane display screen;
light emitting diodes located above said frame and optically coupled to said first ends of said optical fibers; and
an addressing and control system connected to said light emitting diodes.
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Abstract
A very large display screen which is made up of a curtain of suspended optical fibers of different lengths. The fibers are illuminated by light emitting diodes. The light emitting diodes are grouped in triads emitting the three primary colors to produce a colored display.
59 Citations
3 Claims
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1. A display device for very large size displays comprising:
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at least a solid horizontal rectangular frame having front and rear sides and two lateral sides; optical fibers having first and second ends, said first ends being secured to said frame so that said optical fibers are suspended from said frame, said second ends being freely suspended, the fibers belonging to a vertical plane parallel to said front and rear sides of said frame having an equal length and the fibers belonging to a vertical plane parallel to said lateral sides having a length increasing from front to rear, said second freely suspended ends defining a large substantially plane display screen; light emitting diodes located above said frame and optically coupled to said first ends of said optical fibers; and an addressing and control system connected to said light emitting diodes. - View Dependent Claims (2, 3)
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Specification
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Current AssigneeFrancois D.U. Castel
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Original AssigneeFrancois D.U. Castel
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InventorsDu Castel, Francois
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Primary Examiner(s)Weldon, Ulysses
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Assistant Examiner(s)FATAHI YAR, MAHMOUD
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Application NumberUS07/302,625Time in Patent Office1,027 DaysField of Search340/795, 340/762, 340/815.03, 340/815.1, 340/815.31, 40/546, 40/547, 350/96.24, 350/96.27, 362/227, 362/800, 362/812US Class Current340/815.42CPC Class CodesG09F 9/305 being the ends of optical f...
