ClassID:

216192

H01S5/5009 - CPC Classification

Classification description:

Semiconductor lasers; Amplifier structures not provided for in groups - the arrangement being polarisation-insensitive

Sub-classes:
Recent Application in this class:
#1
20230135027
2023-05-04

GEOMETRY FOR A SEMICONDUCTOR OPTICAL AMPLIFIER

#2
20210003688
2021-01-07

Room-temperature semiconductor maser and applications thereof

#3
20200358258
2020-11-12

Polarization insensitive colorless optical devices

#4
20200301066
2020-09-24

Optical coupler and optical amplifier

#5
20200244047
2020-07-30

OPTICAL AMPLIFICATION APPARATUS AND LIGHT IRRADIATION APPARATUS

#6
20190393681
2019-12-26

Polarization insensitive colorless optical devices

#7
20190013639
2019-01-10

Pulse laser device

#8
20180212702
2018-07-26

Amplification device with amplification stages with polarized SOAs and processing stage, for amplifying optical signals in a WDM transmission system

#9
20130279910
2013-10-24

Banded semiconductor optical amplifier

#10
20130033743
2013-02-07

Opto-electronic device

#11
20120050846
2012-03-01

System and method for compensating for polarization dependent loss

#12
20100315701
2010-12-16

Optical amplifier and method for suppressing polarization dependent gain of optical amplifier

#13
20090237780
2009-09-24

Semiconductor optical amplifier, method for manufacturing the same, and semiconductor optical integrated device

#14
20090122393
2009-05-14

Semiconductor optical amplifier

#15
20080310012
2008-12-18

Semiconductor optical amplifying device, semiconductor optical amplifying system and semiconductor optical integrated element

#16
20080308788
2008-12-18

Quantum dot semiconductor device

#17
20070253055
2007-11-01

Polarization-diverse optical amplification

#18
20070210300
2007-09-13

Semiconductor device and manufacturing method thereof

#19
20070047068
2007-03-01

Semiconductor optical amplification device and optical integrated circuit

#20
20060145276
2006-07-06

Optical semiconductor device and fabrication method therefor

#21
20050185889
2005-08-25

Polarization insensitive semiconductor optical amplifier

#22
20050084991
2005-04-21

Method for manufacturing semiconductor optical amplifier having planar buried heterostructure

#23
20050030614
2005-02-10

Low polarization gain dependent semiconductor optical amplifier with variable residual cladding layer thickness

#24
14318468
2017-05-09

Polarization insensitive colorless optical devices