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Class Information
Number: 372/44.01
Name: Coherent light generators > Particular active media > Semiconductor > Injection
Description: Subject matter wherein the semiconductor includes a p-n junction which converts forward-bias electrical input directly into coherent optical output power via a process of stimulating emmission in the region near the junction.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5568498 |
Laser device with laser structures connected in series in an optical cavity |
Oct. 22, 1996 |
| 5568504 |
Surface-emitting laser diode |
Oct. 22, 1996 |
| 5561679 |
Radioluminescent semiconductor light source |
Oct. 1, 1996 |
| 5555544 |
Tapered semiconductor laser oscillator |
Sep. 10, 1996 |
| 5544185 |
Visible light laser diode and manufacturing method of visible light laser diode |
Aug. 6, 1996 |
| 5539239 |
Semiconductor light emitting element with II-VI and III-V compounds |
Jul. 23, 1996 |
| 5513199 |
Blue-green laser diode |
Apr. 30, 1996 |
| 5499261 |
Light emitting optical device with on-chip external cavity reflector |
Mar. 12, 1996 |
| 5495492 |
Semiconductor laser having an active layer with a fan-shaped stripe with curved end surfaces |
Feb. 27, 1996 |
| 5481558 |
Light emitting device |
Jan. 2, 1996 |
| 5479427 |
Semiconductor laser and method of manufacturing the same |
Dec. 26, 1995 |
| 5478658 |
Article comprising a microcavity light source |
Dec. 26, 1995 |
| 5475698 |
Light emission from rare-earth element-doped CaF.sub.2 thin films |
Dec. 12, 1995 |
| 5471494 |
Method for selecting a self pulsating semiconductor laser |
Nov. 28, 1995 |
| 5469457 |
Semiconductor laser with COD preventing disordered regions |
Nov. 21, 1995 |
| 5448581 |
Circular grating lasers |
Sep. 5, 1995 |
| 5442202 |
Semiconductor light emitting element |
Aug. 15, 1995 |
| 5428227 |
Semiconductor light emitting element |
Jun. 27, 1995 |
| 5422902 |
BeTe-ZnSe graded band gap ohmic contact to p-type ZnSe semiconductors |
Jun. 6, 1995 |
| 5418395 |
Semiconductor light emitting device |
May. 23, 1995 |
| 5406573 |
Periodic dielectric structure for production of photonic band gap and method for fabricating the same |
Apr. 11, 1995 |
| 5406574 |
Semiconductor laser device |
Apr. 11, 1995 |
| 5404027 |
Buried ridge II-VI laser diode |
Apr. 4, 1995 |
| 5394421 |
Semiconductor laser device including a step electrode in a form of eaves |
Feb. 28, 1995 |
| 5384795 |
Light emission from rare-earth element-doped CaF.sub.2 thin films by electroluminescence |
Jan. 24, 1995 |
| 5369657 |
Silicon-based microlaser by doped thin films |
Nov. 29, 1994 |
| 5363394 |
Quantum wire laser |
Nov. 8, 1994 |
| 5359617 |
Nonlinear optical device |
Oct. 25, 1994 |
| 5349597 |
Semiconductor laser device and production method therefor |
Sep. 20, 1994 |
| 5327444 |
Solid state waveguide lasers |
Jul. 5, 1994 |
| 5317586 |
Buried layer III-V semiconductor devices with impurity induced layer disordering |
May. 31, 1994 |
| 5298762 |
Quantum well switching device with stimulated emission capabilities |
Mar. 29, 1994 |
| 5291037 |
Light-emitting device |
Mar. 1, 1994 |
| 5291507 |
Blue-green laser diode |
Mar. 1, 1994 |
| 5276699 |
Depressed-index ridge waveguide laser diode containing a stabilizing region |
Jan. 4, 1994 |
| 5239598 |
Electro-optic waveguide device |
Aug. 24, 1993 |
| 5237639 |
Optical waveguide formed of compound semiconductor materials and process of fabricating the optical waveguide |
Aug. 17, 1993 |
| 5235194 |
Semiconductor light-emitting device with InGaAlP |
Aug. 10, 1993 |
| 5228049 |
Beam control in integrated diode laser and power amplifier |
Jul. 13, 1993 |
| 5222090 |
700-850 nanometer semiconductor diode laser |
Jun. 22, 1993 |
| 5220571 |
Semiconductor laser device |
Jun. 15, 1993 |
| 5212706 |
Laser diode assembly with tunnel junctions and providing multiple beams |
May. 18, 1993 |
| 5181220 |
Semiconductor light emitting light concentration device |
Jan. 19, 1993 |
| 5181213 |
Optical pulse generating apparatus |
Jan. 19, 1993 |
| 5179567 |
Semiconductor laser device, method of fabricating the same and optical system of utilizing the same |
Jan. 12, 1993 |
| 5179615 |
Optical waveguide having a variable refractive index and an optical laser having such an optical waveguide |
Jan. 12, 1993 |
| 5149670 |
Method for producing semiconductor light emitting device |
Sep. 22, 1992 |
| 5146295 |
Semiconductor light emitting device having a superlattice buffer layer |
Sep. 8, 1992 |
| 5132750 |
Light-emitting diode having light reflecting layer |
Jul. 21, 1992 |
| 5119386 |
Light emitting device |
Jun. 2, 1992 |
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