Granted Patent B2

US 9,627,364 · App. 15/047,526 · Granted Apr 18, 2017

Abstract

Claims (30)

1. A combined light emitting diode lamp comprising:

a plurality of light emitting diodes having different colors that are encapsulated in a lens material, to form a multicolored light emitting diode lamp, said multicolored light emitting diode lamp having at least two leads for activating said multicolored light emitting diode lamp to emit a substantially full spectrum of visible colors, said multicolored light emitting diode lamp comprising:

a plurality of semiconductor dies placed on a single leadframe, that are wired to both an anode leadframe and a cathode leadframe, that receive encoded signals;

decoders disposed on said plurality of semiconductor dies that are capable of decoding said encoded signals to create a decoded intensity signal, so that said plurality of semiconductor dies are illuminated with an intensity that corresponds to said decoded intensity signal;

a white light emitting diode lamp that is capable of creating a substantially achromatic white light and that is encapsulated in a lens material that is mechanically connected to said lens material of said multicolored light emitting diode lamp to form said combined light emitting diode lamp, said combined light emitting diode lamp being capable of generating a substantially full spectrum of visible colors from said multicolored light emitting diode lamp, and that is capable of generating a substantially uniform and consistent white light that is substantially achromatic from said white light emitting diode lamp.

2. A combined light emitting diode lamp comprising:

a plurality of light emitting diodes having different colors that are encapsulated in a lens material, to form a multicolored light emitting diode lamp, said multicolored light emitting diode lamp having at least two leads for activating said multicolored light emitting diode lamp to emit a substantially full spectrum of visible colors, said multicolored light emitting diode lamp comprising:

a plurality of semiconductor dies that are each placed on a separate leadframe and that are wired to separate anode leadframes and separate cathode leadframes so that each of said plurality of semiconductor dies can be activated on separate anode and cathode leadframes;

a white light emitting diode lamp that is capable of creating a substantially achromatic white light and that is encapsulated in a lens material that is mechanically connected to said lens material of said multicolored light emitting diode lamp to form said combined light emitting diode lamp, said combined light emitting diode lamp being capable of generating a substantially full spectrum of visible colors from said multicolored light emitting diode lamp, and that is capable of generating a substantially uniform and consistent white light that is substantially achromatic from said white light emitting diode lamp.

3. A combined light emitting diode lamp comprising:

a plurality of light emitting diodes having different colors that are encapsulated in a lens material, to form a multicolored light emitting diode lamp, said multicolored light emitting diode lamp having at least two leads for activating said multicolored light emitting diode lamp to emit a substantially full spectrum of visible colors, said multicolored light emitting diode lamp comprising:

a white light emitting diode lamp that is capable of creating a substantially achromatic white light and that is encapsulated in a lens material that is mechanically connected to said lens material of said multicolored light emitting diode lamp to form said combined light emitting diode lamp, said combined light emitting diode lamp being capable of generating a substantially full spectrum of visible colors from said multicolored light emitting diode lamp, and that is capable of generating a substantially uniform and consistent white light that is substantially achromatic from said white light emitting diode lamp, said white light emitting diode lamp being mechanically connected to said multicolored light emitting diode lamp by fitting said white light emitting diode lamp in a slot formed in a lens material of said multicolored light emitting diode lamp.

4. A method of generating a substantially full spectrum of visible colors and a white light that is substantially achromatic in a combined light emitting diode lamp comprising:

providing a plurality of semiconductor dies that emit various spectral frequencies;

providing a first lens that encapsulates said plurality of semiconductor dies;

providing at least one semiconductor die that emits said white light that is substantially achromatic;

providing a second lens that encapsulates said at least one semiconductor die that emits white light;

mechanically connecting said first lens material and said second lens material to form said combined light emitting diode lamp.

5. The method of claim 4 wherein said process of mechanically connecting said first lens material and said second lens material comprises:

forming a slot in said first lens material;

inserting said second lens material in said slot with a frictional fit between said first lens material and said second lens material so that said second lens material is held firmly in said slot.

6. The method of claim 4 wherein said process of mechanically connecting said first lens material and said second lens material comprises bonding said first lens material and said second lens material using an adhesive.

7. The process of claim 4 further comprising:

placing said plurality of semiconductor dies on a first leadframe;

electrically connecting said plurality of semiconductor dies to said first leadframe and a second leadframe.

8. The process of claim 4 further comprising:

placing said plurality of semiconductor dies on a plurality of first separate leadframes;

electrically connecting each of said plurality of semiconductor dies to one of said plurality of first separate leadframes;

electrically connecting each of said plurality of semiconductor dies to one of a plurality of second separate leadframes;

controlling each of said plurality of semiconductor dies with power signals applied to lead connectors attached to said plurality of first separate leadframes and said plurality of second separate leadframes.

Assignments (9)