ClassID:

223835

H04B10/2519 - CPC Classification

Classification description:

Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication; Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using Bragg gratings

Recent Application in this class:
#1
20260149504
2026-05-28

Optical Communication System with a Simplified Remote Optical Power Supply

#2
20260118565
2026-04-30

Integrated Prism-Chirped Volume Bragg Grating For Dispersion Compensation

#3
20250323727
2025-10-16

Optical Signal Processing Device and Optical Signal Transmission System

#4
20250260488
2025-08-14

Free Space Optical Communications using a Spectrally-Equalizing Amplifier

#5
20250141542
2025-05-01

RF PHASE OPTICAL TIME DOMAIN REFLECTOMETER

#6
20250088270
2025-03-13

Free space optical communications using a spectrally-equalizing amplifier

#7
20250015892
2025-01-09

DISPERSION COMPENSATING DISCRETE PHASE FILTERS

#8
20240413911
2024-12-12

HIGH SPEED OPTICAL RECEIVER SYSTEM

#9
20240385401
2024-11-21

OPTICAL DEVICE AND METHOD FOR FORMING THE SAME

#10
20240333386
2024-10-03

Free space optical communications using a spectrally-equalizing amplifier

#11
20240267121
2024-08-08

Free Space Optical Communications using a Spectrally-Equalizing Amplifier

#12
20230327761
2023-10-12

OPTICAL COMMUNICATION SYSTEM USING A PHOTONIC LANTERN FOR FINE POINT TRACKING

#13
20230275671
2023-08-31

Optical Communication System with a Simplified Remote Optical Power Supply

#14
20230273371
2023-08-31

Optical Communication System with a Simplified Remote Optical Power Supply

#15
20230246712
2023-08-03

Optical transmission system and optical transmission method

#16
20230224040
2023-07-13

Wavelength division multiplexer/demultiplexer, photonic integrated chip, and optical module

#17
20230084066
2023-03-16

SYSTEM AND METHOD FOR DISPERSION COMPENSATION IN FIBERED OPTICAL COMMUNICATION PATHS

#18
20230047142
2023-02-16

Wavelength-division multiplexing visible-light communication and lighting device and method

#19
20190393974
2019-12-26

Systems and methods for dual-band modulation and injection-locking for coherent PON

#20
20190199463
2019-06-27

Optical add/drop multiplexer and control method thereof, and transceiver

#21
20190195065
2019-06-27

Telemetry system using frequency combs

#22
20190052388
2019-02-14

SYSTEM AND METHOD FOR OPTICAL SIGNAL TRANSMISSION

#23
20180259825
2018-09-13

Electro-optic communications device with frequency conversion and multi-mode optical fiber and related methods

#24
20180159629
2018-06-07

Harmonic generation and phase sensitive amplification using a bragg reflection waveguide

#25
20170093493
2017-03-30

CORRECTION OF CHROMATIC DISPERSION IN REMOTE DISTRIBUTED SENSING

#26
20170085322
2017-03-23

Harmonic generation and phase sensitive amplification using a bragg reflection waveguide

#27
20170082804
2017-03-23

Digital dispersion compensation module

#28
20160065324
2016-03-03

All-optical regeneration system for optical wavelength division multiplexed communication systems

#29
20150365317
2015-12-17

Optical line protection with digital dispersion compensation module

#30
20150362677
2015-12-17

Digital dispersion compensation module

#31
20130016968
2013-01-17

Tunable dispersion compensation device, optical reception apparatus, and method for controlling tunable dispersion compensation

#32
20120275797
2012-11-01

Polarization scattering compensation device and polarization scattering compensation method

#33
20120045222
2012-02-23

Method of operating an optical transmission system and optical transmission system

#34
20120039616
2012-02-16

System and method for administration of dispersion compensation modules

#35
20110110619
2011-05-12

Tunable dispersion compensator with minimum differential group delay

#36
20100316392
2010-12-16

TUNABLE DISPERSION COMPENSATION APPARATUS, OPTICAL RECEPTION MODULE AND METHOD

#37
20100119237
2010-05-13

Dynamic tunable low latency chromatic dispersion compensator

#38
20100054743
2010-03-04

METHOD AND DEVICE FOR DIGITISING AN ELECTRICAL SIGNAL

#39
20090245787
2009-10-01

Characterization and control of optical dispersion compensating element

#40
20090185771
2009-07-23

Tunable dispersion compensator with minimum differential group delay

#41
20090162074
2009-06-25

Wavelength dispersion compensation control method and wavelength dispersion compensation control device

#42
20080296481
2008-12-04

CHIRP MEASUREMENT METHOD, CHIRP MEASUREMENT APPARATUS AND THEIR APPLICATION

#43
20080212962
2008-09-04

CHIRP MEASUREMENT METHOD, CHIRP MEASUREMENT APPARATUS AND THEIR APPLICATION

#44
20070211982
2007-09-13

Optical functional waveguide, optical modulator, arrayed waveguide grating, and dispersion compensation circuit

#45
20060222375
2006-10-05

Method and system for high bit rate fiber-optic communications

#46
20060127004
2006-06-15

System and method for performing dispersion compensation

#47
20060045416
2006-03-02

Wavelength division multiplexing device capable of compensating for dispersion and dispersion slope using purely phase-sampled fiber bragg grating

#48
20060022123
2006-02-02

Chirp measurement method, chirp measurement apparatus and their application

#49
20050220409
2005-10-06

Optical chromatic dispersion compensation module

#50
20050185964
2005-08-25

Dispersion compensation apparatus including a fixed dispersion compensator for coarse compensation and a variable dispersion compensator for fine compensation

#51
20050180474
2005-08-18

Low relative intensity noise fiber grating type laser diode

#52
20050147415
2005-07-07

Characterization and control of optical dispersion compensating element

#53
20050105850
2005-05-19

Apparatus for dispersion compensating a signal that propagates along a signal path

#54
20050055340
2005-03-10

Neural-based internet search engine with fuzzy and learning processes implemented by backward propogation

#55
20050036784
2005-02-17

Optical filter and transmission system incorporating an optical filter

#56
18514820
2024-04-30

Free space optical communications using a spectrally-equalizing amplifier

#57
18364446
2023-11-28

Free space optical communications using a spectrally-equalizing amplifier

#58
17825023
2023-09-12

Systems and methods for dual-band modulation and injection-locking for coherent PON

#59
17216435
2022-05-31

Systems and methods for dual-band modulation and injection-locking for coherent PON

#60
17187223
2022-07-05

Optical frequency discriminators based on fiber Bragg gratings

#61
15426811
2018-06-12

Optical phase-sensitive amplifier with fiber bragg grating phase shifter

#62
14814355
2018-07-24

Fiber optic sensor and wavelength drift controlled laser