ClassID:

215888

H01S5/0623 - CPC Classification

Classification description:

Semiconductor lasers; Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes; Modulation at ultra-high frequencies using the beating between two closely spaced optical frequencies, i.e. heterodyne mixing

Recent Application in this class:
#1
20250015559
2025-01-09

METHOD FOR PHYSICAL RANDOM NUMBER GENERATION USING A VERTICAL CAVITY SURFACE EMITTING LASER

#2
20230291174
2023-09-14

Method for physical random number generation using a vertical cavity surface emitting laser

#3
20230109447
2023-04-06

Dual-comb spectroscopy

#4
20230107251
2023-04-06

Dual-comb spectroscopy

#5
20220146312
2022-05-12

Dual-comb spectroscopy

#6
20210216284
2021-07-15

Method for physical random number generation using a vertical cavity surface emitting laser

#7
20210184427
2021-06-17

Semiconductor laser

#8
20180294620
2018-10-11

Optical module

#9
20170115960
2017-04-27

Process for quantum random number generation in a multimode laser cavity

#10
20160254646
2016-09-01

Optical frequency divider based on an electro-optical-modulator frequency comb

#11
20160087395
2016-03-24

Monolithically integrated absolute frequency comb laser system

#12
20150244331
2015-08-27

Microwave power amplification apparatus and method thereof

#13
20150180213
2015-06-25

Vertical cavity surface emitting laser and atomic oscillator

#14
20150180204
2015-06-25

Vertical cavity surface emitting laser and atomic oscillator

#15
20120257645
2012-10-11

Beat signal generating device for use in a Terahertz system, Terahertz system and use of a beat signal generating device

#16
20120181429
2012-07-19

Electron emission device having an electrodes' arrangement and an antenna circuit with operational frequency in THz-range

#17
20110192978
2011-08-11

Terahertz wave apparatus

#18
20100303111
2010-12-02

Pair of optically locked semiconductor narrow linewidth external cavity lasers with frequency offset tuning

#19
20100246609
2010-09-30

Semiconductor Lasing Device

#20
20100158056
2010-06-24

SEMICONDUCTOR LASER DEVICE

#21
20100142571
2010-06-10

Multiple distributed feedback laser devices

#22
20100080505
2010-04-01

Arrangement for the electro-optical control and fast modulation of THz transmitters and THz measuring systems

#23
20090206283
2009-08-20

Electron emission device of high current density and high operational frequency

#24
20090092400
2009-04-09

Light source in optical transmission system, waveform shaper, optical pulse train generator and optical reproduction system

#25
20080316589
2008-12-25

Laser source

#26
20060088074
2006-04-27

Amplified beam source

#27
20060002715
2006-01-05

Light source in optical transmission system, waveform shaper, optical pulse train generator, and optical reproduction system

#28
20050129361
2005-06-16

Ultrahigh-frequency light source using dual-wavelength laser with 3-dB beam splitter and method of manufacturing the same

#29
20050020283
2005-01-27

Positional data recording

#30
20050018724
2005-01-27

Optical frequency synthesizer