ClassID:

216092

H01S5/309 - CPC Classification

Classification description:

Semiconductor lasers; Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure doping of the active layer doping of barrier layers that confine charge carriers in the laser structure, e.g. the barriers in a quantum well structure

Recent Application in this class:
#1
20230261443
2023-08-17

DILUTE NITRIDE LONG-WAVELENGTH EMITTER WITH IMPROVED PERFORMANCE OVER TEMPERATURE

#2
20220085575
2022-03-17

Silicon-photonics-based semiconductor optical amplifier with N-doped active layer

#3
20210135432
2021-05-06

Quantum cascade laser

#4
20210066887
2021-03-04

Semiconductor laser and electronic apparatus

#5
20210057886
2021-02-25

Modulation doped semiconductor laser and manufacturing method therefor

#6
20200303898
2020-09-24

Semiconductor light source

#7
20200203931
2020-06-25

Low modulation-voltage cryogenic diode structure

#8
20200203929
2020-06-25

III-V-ON-SILICON NANORIDGE OPTO-ELECTRONIC DEVICE WITH CARRIER BLOCKING LAYERS

#9
20190260182
2019-08-22

Semiconductor module and manufacturing method thereof

#10
20190214788
2019-07-11

Surface-emitting laser device and light emitting device including the same

#11
20190148914
2019-05-16

Vertical cavity surface emitting laser, method for fabricating vertical cavity surface emitting laser

#12
20190036303
2019-01-31

Semiconductor light source

#13
20180083160
2018-03-22

Component having a multiple quantum well structure

#14
20170338626
2017-11-23

Laser diode chip

#15
20170222400
2017-08-03

Optoelectronic integrated circuit

#16
20170221995
2017-08-03

Split-electrode vertical cavity optical device

#17
20170179684
2017-06-22

Dual wavelength hybrid device

#18
20170077675
2017-03-16

Thermal emission source and two-dimensional photonic crystal for use in the same emission source

#19
20160351392
2016-12-01

Semiconductor device

#20
20160164260
2016-06-09

Nitride laser diode with engineered non-uniform alloy composition in the n-cladding layer

#21
20160087408
2016-03-24

Quantum-cascade laser

#22
20150214425
2015-07-30

Optoelectronic integrated circuit

#23
20150171197
2015-06-18

Single electron transistor device

#24
20150144872
2015-05-28

Optoelectronic integrated circuit

#25
20140050242
2014-02-20

Optoelectronic integrated circuit

#26
20130267052
2013-10-10

Semiconductor light emitting device and method for manufacturing the same

#27
20120128016
2012-05-24

III-nitride semiconductor laser diode

#28
20120107991
2012-05-03

MAGNESIUM DOPING IN BARRIERS IN MULTIPLE QUANTUM WELL STRUCTURES OF III-NITRIDE-BASED LIGHT EMITTING DEVICES

#29
20120099185
2012-04-26

Laser diode assembly and semiconductor optical amplifier assembly

#30
20120049159
2012-03-01

Light emitting device

#31
20110150020
2011-06-23

II-VI MQW VSEL on a heat sink optically pumped by a GaN LD

#32
20110026556
2011-02-03

Quantum cascade laser

#33
20100166033
2010-07-01

Semiconductor light-emitting device

#34
20100111127
2010-05-06

Quantum cascade laser

#35
20100032646
2010-02-11

Light emitting device

#36
20090283748
2009-11-19

Semiconductor for use in harsh environments

#37
20090283746
2009-11-19

LIGHT-EMITTING DEVICES WITH MODULATION DOPED ACTIVE LAYERS

#38
20090086785
2009-04-02

SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME

#39
20080308788
2008-12-18

Quantum dot semiconductor device

#40
20080230794
2008-09-25

Pn junction type group III nitride semiconductor light-emitting device

#41
20080203418
2008-08-28

Semiconductor device

#42
20070284564
2007-12-13

GaN-based semiconductor light-emitting device, light illuminator, image display planar light source device, and liquid crystal display assembly

#43
20070001192
2007-01-04

Method of forming a nitride-based semiconductor

#44
20060222028
2006-10-05

Semiconductor laser and method of fabricating the same

#45
20060120422
2006-06-08

Laser device and controlling method thereof

#46
20060081860
2006-04-20

Group III nitride semiconductor light-emitting element and method of manufacturing the same

#47
20050127391
2005-06-16

Semiconductor device

#48
20050093009
2005-05-05

Semiconductor device and a method for the manufacture thereof

#49
15746273
2019-05-07

Consumer semiconductor laser