CONTROLLING COLOR TEMPERATURE AND LUMINANCE IN LINEAR LED FIXTURES

1 . A linear light-emitting diode (LED) lighting apparatus, comprising:

an array of light emitting diodes (LEDs) having a first length, wherein the array of LEDs comprises:

a first plurality of LEDs configured to produce a first light having a first color temperature, wherein the first plurality of LEDs aligns within a first linear shape;

a second plurality of LEDs configured to produce a second light having a second color temperature different from the first color temperature, wherein the second plurality of LEDs align within a second linear shape;

a driver circuit associated with a first power output, wherein the driver circuit is configured to output a plurality of currents;

a switch assembly configured to couple to the driver circuit, wherein the switch assembly comprises:

a first switch configured to cause the driver circuit to selectively output one of the plurality of currents;

a second switch configured to cause the one of the plurality of currents to selectively couple to the first plurality of LEDs, the second plurality of LEDs, or both; and

wherein the linear LED lighting apparatus is configured to electrically couple to an additional linear LED lighting apparatus having a second length different than the first length by a scale factor, wherein the additional linear LED lighting apparatus is configured to produce a third light having the first color temperature via a third plurality of LEDs or a fourth light having the second color temperature via a fourth plurality of LEDs, and wherein the additional linear lighting apparatus comprises an additional driver circuit associated with an additional power output different than the power output by the scale factor.

2 . The linear LED lighting apparatus of claim 1 , wherein the second switch comprises a plurality of selectable positions.

3 . The linear LED lighting apparatus of claim 2 , wherein the plurality of selectable positions comprises:

a first position configured to cause the switch assembly to couple the one of the plurality of currents to the first plurality of LEDs;

a second position configured to cause the switch assembly to couple the one of the plurality of currents to the second plurality of LEDs; and

a third position configured to cause the switch assembly to couple a first portion of the one of the plurality of currents to the first plurality of LEDs and a second portion of the one of the plurality of currents to the second plurality of LEDs.

4 . The linear LED lighting apparatus of claim 1 , wherein the first color temperature corresponds to 3000 Kelvin and the second color temperature corresponds to 4000 Kelvin.

5 . The linear LED lighting apparatus of claim 1 , wherein the first switch comprises a plurality of selectable positions, wherein each of the plurality of selectable positions is configured to cause the driver circuit to output a respective one of the plurality of currents that corresponds to a current position of the plurality of selectable positions.

6 . The linear LED lighting apparatus of claim 1 , comprising a housing having an interior volume configured to enclose the driver circuit, the first plurality of LEDs, and the second plurality of LEDs.

7 . The linear LED lighting apparatus of claim 6 , wherein the housing comprises a length greater than or equal to 24 inches.

8 . The linear LED lighting apparatus of claim 6 , wherein the switch assembly is configured to be positioned in a receptacle of the housing, and wherein the switch assembly is configured to be flush with a surface of the housing when positioned in the receptacle.

9 . The linear LED lighting apparatus of claim 1 , wherein the first plurality of LEDs is interlaced with the second plurality of LEDs.

10 . A linear light-emitting diode (LED) lighting system, comprising:

a first modular lighting apparatus traversing a first linear distance, wherein the first modular lighting apparatus comprises:

a first plurality of light-emitting diodes (LEDs) arranged within a first linear form factor and having a first number of LEDs, each LED of the first plurality of LEDS associated with a first color temperature;

a first driver circuit associated with a power output, wherein the first driver circuit is configured to output a first plurality of currents;

a first switch assembly configured to:

cause the first driver circuit to selectively output one of the first plurality of currents; and

selectively couple the one of the first plurality of currents to the first plurality of LEDs; and

a first extender port; and

a second modular lighting apparatus traversing a second linear distance that is longer than the first linear distance, wherein the second modular lighting apparatus comprises:

a second plurality of light-emitting diodes (LEDs) arranged within a second linear form factor and having a second number of LEDs, wherein each LED of the second plurality of LEDs is associated with the first color temperature, wherein the second number is greater than the first number by a scale factor;

a second driver circuit associated with an additional power output different than the power output by the scale factor, wherein the second driver circuit is configured to output a second plurality of currents;

a second switch assembly configured to:

cause the second driver circuit to selectively output one of the second plurality of currents; and

selectively couple the one of the second plurality of currents to the second plurality of LEDs; and

a second extender port configured to couple with the first extender port to combine the first modular lighting apparatus and the second modular lighting apparatus to traverse the first linear distance and the second linear distance.

11 . The linear LED lighting system of claim 10 , wherein the first switch assembly is configured to receive a signal to cause the first driver circuit to output the one of the first plurality of currents.

12 . The linear LED lighting system of claim 11 , wherein the signal is received via a wired connection.

13 . The linear LED lighting system of claim 11 , wherein the signal is received via a mechanical switch.

14 . The linear LED lighting system of claim 11 , wherein the signal comprises a wireless signal.

15 . The linear LED lighting system of claim 10 , wherein the first driver circuit comprises a current regulator.

16 . The linear LED lighting system of claim 10 , wherein the first modular lighting apparatus comprises a second plurality of light-emitting diodes (LEDs), wherein the first plurality of LEDs is interlaced with the second plurality of LEDs.

17 . The linear LED lighting system of claim 10 , wherein the first modular lighting apparatus comprises a second plurality of light-emitting diodes (LEDs), wherein the first plurality of LEDs is positioned parallel to the second plurality of LEDs.

18 . A linear light-emitting diode (LED) system, comprising:

a first modular lighting apparatus comprising:

a first array of light emitting diodes (LEDs) comprising:

a first plurality of LEDs associated with a first color temperature, wherein the first plurality of LEDs aligns within a first linear shape;

a second plurality of LEDs associated with a second color temperature different from the first color temperature, wherein the second plurality of LEDs aligns within a second linear shape;

a first driver circuit associated with a power output, wherein the first driver circuit is configured to output a first plurality of currents;

a first switch assembly configured to couple to the first driver circuit, wherein the first switch assembly comprises:

a first switch configured to cause the first driver circuit to selectively output one of the first plurality of currents;

a second switch configured to:

selectively cause a first portion of the one of the first plurality of currents to couple to each LED of the first plurality of LEDs;

selectively cause the first portion of the one of the first plurality of currents to couple to each LED of the second plurality of LEDs; or

selectively cause half of the first portion of the one of the first plurality of currents to couple to each LED of the first plurality of LEDs and to each LED of the second plurality of LEDs; and

a second modular lighting apparatus configured to electrically couple to the first lighting apparatus, wherein the second lighting apparatus comprises:

a second array of light emitting diodes (LEDs) comprising:

a third plurality of LEDs associated with a third color temperature, wherein the third plurality of LEDs aligns within a third linear shape, wherein the third color temperature matches the first color temperature, and wherein the third plurality of LEDs is longer than the first plurality of LEDs by a scale factor;

a fourth plurality of LEDs associated with a fourth color temperature matching the second color temperature, wherein the fourth plurality of LEDs aligns within a fourth linear shape, and wherein the fourth plurality of LEDs is longer than the second plurality of LEDs;

a second driver circuit associated with an additional power output different than the power by the scale factor, wherein the second driver circuit is configured to output a second plurality of currents;

a second switch assembly configured to couple to the second driver circuit, wherein the second switch assembly comprises:

a third switch configured to cause the second driver circuit to selectively output one of the second plurality of currents; and

a fourth switch configured to:

selectively cause a second portion of the one of the second plurality of currents to couple to each LED of the third plurality of LEDs;

selectively cause the second portion of the one of the second plurality of currents to couple to each LED of the fourth plurality of LEDs; or

selectively cause half of the second portion of the one of the second plurality of currents to couple to each LED of the third plurality of LEDs and to each LED of the fourth plurality of LEDs.

19 . The linear LED system of claim 18 , wherein the first modular lighting apparatus comprises a first connector configured to couple to a second connector of the second modular lighting apparatus, wherein the first connector and second connector are configured to transmit data between the first modular light apparatus and the second modular lighting apparatus.

20 . The linear LED system of claim 18 , wherein a first ratio of the one of the second plurality of currents to the one of the first plurality of currents matches a second ratio of a first number of LEDs in the first plurality of LEDs to a second number of LEDs in the third plurality of LEDs.