PHOTON-PHOTON RESONANCE PCSEL FOR HIGH-SPEED APPLICATIONS
This disclosure describes a photon-photon resonance photonic crystal surface-emitting laser (PPR PCSEL) operable in high-speed applications. The PPR PCSEL comprises a first photonics crystal section and a second photonics crystal section located at along the same fabrication layer. The first photonics crystal section is operable to out-couple light vertically. The second photonics crystal section is operable to produce a photon-photon resonance. The etched pattern in the first photonics crystal section is different than the etched pattern in the second photonics crystal section.
1 . A laser device, comprising:
a first photonics crystal section operable to out-couple light in a vertical direction; and
a second photonics crystal section operable to produce a photon-photon resonance in a horizontal direction.
2 . The laser device of claim 1 , wherein:
the first photonics crystal section comprises a first etched pattern, and
the second photonics crystal section comprises a second etched pattern that is different than the first etched pattern.
3 . The laser device of claim 1 , wherein:
the first photonics crystal section and the second photonics crystal section are located at a same fabrication layer.
4 . The laser device of claim 1 , wherein the laser device comprises:
an epitaxy layer operably coupled to the first photonics crystal section and the second photonics crystal section.
5 . The laser device of claim 1 , wherein the laser device is a photon-photon resonance photonic crystal surface-emitting laser (PPR PCSEL).
6 . The laser device of claim 1 , wherein the laser device is a bottom-emitting laser.
7 . The laser device of claim 1 , wherein the laser device comprises:
an active layer operably coupled to the first photonics crystal section and the second photonics crystal section.
8 . The laser device of claim 7 , wherein the laser device comprises:
an epitaxy layer operably coupled to the active layer.
9 . The laser device of claim 8 , wherein the laser device comprises:
a reflector operably coupled to the epitaxy layer.
10 . The laser device of claim 1 , wherein the laser device comprises:
a plurality of second photonics crystal sections, wherein:
each second photonics crystal section is operable to produce a photon-photon resonance in a horizontal direction.
11 . A method of fabricating a laser device, comprising:
fabricating a first photonics crystal section operable to out-couple light in a vertical direction; and
fabricating a second photonics crystal section, operably coupled to the first photonics crystal section, operable to produce a photon-photon resonance in a horizontal direction.
12 . The method of claim 11 , wherein:
etching the first photonics crystal section according to a first etched pattern, and
etching the second photonics crystal section according to a second etched pattern that is different than the first etched pattern.
13 . The method of claim 11 , wherein:
the first photonics crystal section and the second photonics crystal section are located at a same fabrication layer.
14 . The method of claim 11 , wherein the method comprises:
fabricating an epitaxy layer prior to fabricating the first photonics crystal section and the second photonics crystal section.
15 . The method of claim 11 , wherein the laser device is a photon-photon resonance photonic crystal surface-emitting laser (PPR PCSEL).
16 . The method of claim 11 , wherein the laser device is a bottom-emitting laser.
17 . The method of claim 11 , wherein the method comprises:
fabricating an active layer atop the first photonics crystal section and the second photonics crystal section.
18 . The method of claim 17 , wherein the method comprises:
fabricating an epitaxy layer atop the active layer.
19 . The method of claim 18 , wherein the method comprises:
fabricating a reflector operably atop the epitaxy layer.
20 . The method of claim 11 , wherein the method comprises:
fabricating a plurality of second photonics crystal sections, wherein:
each second photonics crystal section is operable to produce a photon-photon resonance in a horizontal direction.