Wide bandgap semiconductor waveguide structures

1. A waveguide structure for transmitting broad spectrum light, comprising:

a wide bandgap semiconductor thin film arranged on a substrate and ablated to form a waveguide channel to transmit the broad spectrum light.

2. The waveguide structure of claim 1 , wherein the broad spectrum light includes ultraviolet light and infrared light.

3. The waveguide structure of claim 1 , wherein the broad spectrum light includes light with a range of 5 microns to 750 nanometers.

4. The waveguide structure of claim 1 , wherein the wide bandgap semiconductor thin film includes aluminum nitride and the substrate includes sapphire.

5. The waveguide structure of claim 1 , wherein the waveguide channel is approximately 5 μm to 50 μm wide.

6. The waveguide structure of claim 1 , further comprising:

a termination hole for the light to exit the waveguide structure.

7. The waveguide structure of claim 6 , further comprising:

a pixelated array of termination holes to direct the broad spectrum light.

8. A waveguide structure for transmitting broad spectrum light for use with a physiological delivery system, comprising:

a wide bandgap semiconductor thin film arranged on a substrate and ablated to form a waveguide channel to transmit the broad spectrum light;

wherein the waveguide structure is integrated with the physiological drug delivery system.

9. The waveguide structure of claim 8 , wherein the physiological drug delivery system includes a microfluidic retinal prosthesis.

10. A waveguide structure for transmitting broad spectrum light for use with a miniaturized spectrometer system, comprising:

a wide bandgap semiconductor thin film arranged on a substrate and ablated to form a waveguide channel to transmit the broad spectrum light;

wherein the waveguide structure is arranged to transmit light to the miniaturized spectrometer system.