Spatial filters

Details Spatial filters Spatial filters

2011-06-07

2011-06-07

Park, Kinam (Department: 2828)

Coherent light generators

Particular active media

Semiconductor

C372S043010, C372S044010, C372S033000

Reexamination Certificate

active

07957445

ABSTRACT:
An etched-facet single lateral mode semiconductor photonic device is fabricated by depositing an anti reflective coating on the etched facet, and depositing a reflectivity modifying coating in a spatially controlled manner to modify the spatial performance of the emitted beam.

REFERENCES:
patent: 4100508 (1978-07-01), Wittke
patent: 4851368 (1989-07-01), Behfar-Rad
patent: 5282080 (1994-01-01), Scifres et al.
patent: 5357536 (1994-10-01), Andrews
patent: 6185241 (2001-02-01), Sun
patent: 6839365 (2005-01-01), Sonoda
patent: 6885686 (2005-04-01), Botez
patent: 2005/0040410 (2005-02-01), Ledentsov et al.
patent: 2005/0083982 (2005-04-01), Behfar
A. Behfar-Rad, et al, “Monolithic AlGaAs-GaAs Single Quantum-Well Ridge Lasers Fabricated with Dry-Etched Facets and Ridges,” IEEE Journal of Quantum Electronics, IEEE, vol. 28, ( No. 5), p. 1227-1231, (May 1992).
Stegmuller, et al, “Surface Emitting InGaAsP/InP Distributed Feedback Laser Diode at 1.53um With Monolithic Integrated Microlens,” IEEE Photonics Technology Letters, IEEE, vol. 3 ( No. 9), p. 776-778, (Sep. 1991).
Behfar, et al, “Horizontal Cavity Surface-Emitting Laser (HCSEL) Devices,” Proceedings of SPIE, SPIE (Bellingham, WA), vol. 5737, p. 62-68, (2005).
Vettiger, et al, “Full-Wafer Technology—A New Approach to Large-Scale Laser Fabricatin and Integration,” IEEE Journal of Quantum Electronics, IEEE, vol. 27 ( No. 6), p. 1319-1331, (Jun. 1991).
Ghafouri-Shiraz, H., “Distributed Feedback Laser Diodes and Optical Tunable Filters,” pp. 44-45 (2003).
Ghione, Giovanni, “Semiconductor Devices for High-Speed Optoelectronics,” pp. 291-293 (2009).

Affiliated with

Also associated with

Rating

Spatial filters does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Spatial filters, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spatial filters will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2659064