ClassID:

216112

H01S5/3223 - CPC Classification

Classification description:

Semiconductor lasers; Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures IV compounds

Sub-classes:
Recent Application in this class:
#1
20250167523
2025-05-22

TENSILE STRAINED SEMICONDUCTOR PHOTON EMISSION AND DETECTION DEVICES AND INTEGRATED PHOTONICS SYSTEM

#2
20250158362
2025-05-15

TENSILE STRAINED SEMICONDUCTOR PHOTON EMISSION AND DETECTION DEVICES AND INTEGRATED PHOTONICS SYSTEM

#3
20240063605
2024-02-22

OPTICAL DEVICE, METHOD OF FORMING THE SAME, AND METHOD OF CONTROLLING THE SAME

#4
20230344200
2023-10-26

TENSILE STRAINED SEMICONDUCTOR PHOTON EMISSION AND DETECTION DEVICES AND INTEGRATED PHOTONICS SYSTEM

#5
20220231483
2022-07-21

GERMANIUM-ON-SILICON LASER IN CMOS TECHNOLOGY

#6
20220173575
2022-06-02

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#7
20220102942
2022-03-31

SiGeSn laser diodes and method of fabricating same

#8
20210104871
2021-04-08

Semiconductor devices for lasing applications and methods of manufacturing such devices

#9
20200335945
2020-10-22

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#10
20200266609
2020-08-20

Germanium-on-silicon laser in CMOS technology

#11
20190115726
2019-04-18

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#12
20180331504
2018-11-15

Laser device and methods for manufacturing the same

#13
20180198256
2018-07-12

Method for high-concentration doping of germanium with phosphorous

#14
20180062352
2018-03-01

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#15
20180048123
2018-02-15

Germanium-on-silicon laser in CMOS technology

#16
20170294762
2017-10-12

LASER DEVICE AND METHODS FOR MANUFACTURING THE SAME

#17
20170093130
2017-03-30

Method of production of a semiconducting structure comprising a strained portion

#18
20160276804
2016-09-22

Semiconductor laser element and method of manufacturing semiconductor laser element

#19
20160211649
2016-07-21

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#20
20150372455
2015-12-24

Crossed nanobeam structure for a low-threshold germanium laser

#21
20150249320
2015-09-03

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#22
20150063382
2015-03-05

CMOS-compatible germanium tunable laser

#23
20150055669
2015-02-26

Semiconductor optical element

#24
20140369372
2014-12-18

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#25
20140355636
2014-12-04

Semiconductor optical element

#26
20140254620
2014-09-11

High-concentration active doping in semiconductors and semiconductor devices produced by such doping

#27
20140105235
2014-04-17

Method of manufacturing semiconductor lasers

#28
20130039664
2013-02-14

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

#29
20120287959
2012-11-15

GERMANIUM LIGHT-EMITTING ELEMENT

#30
20110227116
2011-09-22

Light-emitting device, light-receiving device and method of manufacturing the same

#31
20100195685
2010-08-05

Semiconductor laser element and method of manufacturing semiconductor laser element

#32
20090168151
2009-07-02

Apparatus and methods for optical amplification in semiconductors

#33
20070105251
2007-05-10

Method and structure of germanium laser on silicon

#34
20070041086
2007-02-22

Apparatus and method for optical amplification in indirect-gap semiconductors