ClassID:

174078

G02B6/29391 - CPC Classification

Classification description:

Light guides; Coupling light guides; Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device Power equalisation of different channels, e.g. power flattening

Recent Application in this class:
#1
20250015895
2025-01-09

HIGH-ISOLATION LIGHT SOURCE FILLING DEVICE AND METHOD IN WAVELENGTH DIVISION MULTIPLEXING SYSTEM

#2
20220350099
2022-11-03

System for data transmission in optical systems

#3
20220214510
2022-07-07

Optical system with safety component

#4
20220137300
2022-05-05

Power equalizer and adjustment method therefor

#5
20190250345
2019-08-15

Optical system with safety component

#6
20190250333
2019-08-15

System for data transmission in optical systems

#7
20190243211
2019-08-08

Optical processing

#8
20190219889
2019-07-18

Optical processing

#9
20190212496
2019-07-11

Optical equalizer for photonics system

#10
20190036607
2019-01-31

Multi-band signal processing system, joint box for multi-band signal processing system, and method for accommodating multi-band signal processing system

#11
20170102603
2017-04-13

Optical processing

#12
20160195412
2016-07-07

Optical power limiting method using stimulated Brillouin scattering in fiber optic waveguides

#13
20160139559
2016-05-19

Optical processing

#14
20150177685
2015-06-25

Optical processing

#15
20140233883
2014-08-21

Resonator optimisation

#16
20130070320
2013-03-21

Optical processing

#17
20120170891
2012-07-05

Optical wavelength multi/demultiplexer

#18
20120050873
2012-03-01

WAVELENGTH TUNABLE OPTICAL FILTER AND REFLECTING ELEMENT FOR AN OPTICAL DEVICE

#19
20100296091
2010-11-25

Optical multiplexer/demultiplexer

#20
20100209109
2010-08-19

Optical processing

#21
20100182712
2010-07-22

Spectrally Controlled Illuminator and Method of Use Thereof

#22
20100098406
2010-04-22

METHOD AND APPARATUS FOR INTERCONNECTING A PLURALITY OF OPTICAL TRANSDUCERS WITH A WAVELENGTH DIVISION MULTIPLEXED OPTICAL SWITCH

#23
20090196549
2009-08-06

Modular all-optical cross-connect

#24
20090142060
2009-06-04

Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner

#25
20090097850
2009-04-16

Optical communications system

#26
20080166087
2008-07-10

Modular all-optical cross-connect

#27
20080145053
2008-06-19

Optical processing

#28
20070280590
2007-12-06

Optical steering element and method

#29
20070280589
2007-12-06

Optical steering element and method

#30
20070269163
2007-11-22

Apparatus for Equalizing a Spectrum of a Broadband Light Source

#31
20070268537
2007-11-22

Optical processing

#32
20070035803
2007-02-15

Optical processing

#33
20060193556
2006-08-31

Optical communications system

#34
20050111848
2005-05-26

Chromatic dispersion compensator (CDC) in a photonic integrated circuit (PIC) chip and method of operation

#35
20050110942
2005-05-26

Dynamic gain equalizer

#36
20050018259
2005-01-27

Optical processing

#37
15853422
2019-04-30

Optical equalizer for photonics system