ClassID:

223875

H04B10/2939 - 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; Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form; Signal power control considering the whole optical path Network aspects

Recent Application in this class:
#1
20250219731
2025-07-03

METHODS, DEVICES, AND SYSTEMS FOR MANAGEMENT OF WIRELESS COMMUNICATION CHANNELS

#2
20240388363
2024-11-21

SPATIALLY DISTRIBUTED OPTICAL FIBRE BASED TRANSMISSION LINK AND METHOD THEREOF

#3
20240250754
2024-07-25

FULL DUPLEX OPTICAL COMMUNICATIONS WITH MODULATED RETRO REFLECTOR

#4
20230318733
2023-10-05

OPTICAL AMPLIFICATION APPARATUS, AND MODE DIVISION MULTIPLEXING SYSTEM INCLUDING OPTICAL AMPLIFICATION APPARATUS

#5
20230179299
2023-06-08

Power saving for an optical wireless communication system

#6
20220337316
2022-10-20

Methods, devices, and systems for management of wireless communication channels

#7
20220052758
2022-02-17

Hybrid communication

#8
20210175971
2021-06-10

OPTIMIZING PLACEMENT OF A WIRELESS RANGE EXTENDER

#9
20200044742
2020-02-06

Redundant backup near-end machine, far-end machine and system thereof for digital optical fiber repeater

#10
20190215074
2019-07-11

Optimizing placement of a wireless range extender

#11
20190013866
2019-01-10

Optical transmission device and optical transmission method

#12
20180041278
2018-02-08

Data receiving apparatus

#13
20170353245
2017-12-07

Optimizing placement of a wireless range extender

#14
20150341117
2015-11-26

Method of configuring an optical communication network configured for co-propagating Raman amplification and an optical communication network element

#15
20150009555
2015-01-08

Optical amplification control apparatus and control method of the same

#16
20140308041
2014-10-16

Optical network element and optical transmission system

#17
20140294378
2014-10-02

Transmission apparatus, transmission system, and method of controlling average optical input power

#18
20120121255
2012-05-17

Optical switching device and communications system

#19
20120076235
2012-03-29

Nonlinear compensating apparatus and transmitter

#20
20110243559
2011-10-06

Optical network element and optical transmission system

#21
20100028003
2010-02-04

WDM optical transmission system and controlling method thereof

#22
20090208227
2009-08-20

Optical apparatus and use method thereof for passive optical network system

#23
20070140693
2007-06-21

Fiber-to-the-premise optical communication system

#24
20050069319
2005-03-31

Passive optical network with optical fiber amplifier

#25
20050036788
2005-02-17

Optical network system construction method and support system

#26
20050036786
2005-02-17

Hub for a passive optical network hub