ClassID:

223811

H04B10/1125 - 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 free-space transmission, i.e. transmission through air or vacuum; Line-of-sight transmission over an extended range; Bidirectional transmission using a single common optical path

Recent Application in this class:
#1
20260106669
2026-04-16

System And Method For Configurable Invisible Light Communications

#2
20250317205
2025-10-09

FREE SPACE OPTICAL COMMUNICATION DEVICE, FREE SPACE OPTICAL COMMUNICATION SYSTEM, AND FREE SPACE OPTICAL COMMUNICATION METHOD

#3
20250279830
2025-09-04

OPTICAL COMMUNICATION SYSTEM FOR PASSIVE OPTICAL NETWORKS AND HIGH DATA RATE COMMUNICATION

#4
20250279829
2025-09-04

BIDIRECTIONAL SYSTEM FOR OPTICAL PROCESSING

#5
20250253947
2025-08-07

METHOD AND SYSTEM FOR BIDIRECTIONAL OPTICAL COMMUNICATION WITH PHASE SHIFTING

#6
20240405870
2024-12-05

Bi-directional optical communication system

#7
20240223280
2024-07-04

FREE-SPACE OPTICAL COMMUNICATION APPARATUS, FREE-SPACE OPTICAL COMMUNICATION SYSTEM, AND METHOD FOR CONTROLLING FREE-SPACE OPTICAL COMMUNICATION APPARATUS

#8
20240223279
2024-07-04

System And Method For Configurable Invisible Light Communications

#9
20240097788
2024-03-21

FREE SPACE OPTICAL COMMUNICATION DEVICE, FREE SPACE OPTICAL COMMUNICATION SYSTEM, AND FREE SPACE OPTICAL COMMUNICATION METHOD

#10
20230268995
2023-08-24

Optical transmission/reception unit and apparatus for signal transfer

#11
20230161172
2023-05-25

System and method for correcting for atmospheric jitter and high energy laser broadband interference using fast steering mirrors

#12
20230090667
2023-03-23

DUAL-POLARIZATION ROTATIONALLY-INSENSITIVE MONOSTATIC TRANSCEIVER WITH STANDARD FIBER

#13
20230087573
2023-03-23

SYSTEM AND METHOD FOR DIRECTIONALLY-DEPENDENT POLARIZATION MODIFICATION

#14
20230085835
2023-03-23

Dual-polarization rotationally-insensitive monostatic transceiver with dual cladding fiber

#15
20230043930
2023-02-09

Range-finding system and method for data communication within the same

#16
20230006739
2023-01-05

Point ahead offset angle for free space optical nodes

#17
20220402628
2022-12-22

Control device, control device system, runway flash lighting device control system, program, and recording medium

#18
20220385363
2022-12-01

System and method for configurable invisible light communications

#19
20220140902
2022-05-05

Optical and radio frequency terminal for space-to-ground communications

#20
20220045754
2022-02-10

Free space optical communication terminal with actuator system and optical relay system

#21
20220045753
2022-02-10

Free space optical communication terminal with dispersive optical component

#22
20210391923
2021-12-16

Optical transmission/reception unit and apparatus for signal transfer

#23
20210380275
2021-12-09

Control device, control device system, runway flash lighting device control system, program, and recording medium

#24
20210351844
2021-11-11

Point ahead offset angle for free space optical nodes

#25
20210318500
2021-10-14

Laser device for optical communication, optical communication system and use of these

#26
20210306072
2021-09-30

Optical terminals

#27
20210242940
2021-08-05

Method of optical aperture integration for producing symmetric irradiance pattern

#28
20210159978
2021-05-27

Method of optical aperture integration for producing symmetric irradiance pattern

#29
20210063764
2021-03-04

System and method for correcting for atmospheric jitter and high energy laser broadband interference using fast steering mirrors

#30
20210026016
2021-01-28

Range-finding system and method for data communication within the same

#31
20200403697
2020-12-24

Optical antenna

#32
20200319339
2020-10-08

Range-finding system and method for data communication within the same

#33
20200228202
2020-07-16

High magnification afocal telescope with high index field curvature corrector

#34
20200220619
2020-07-09

Free-space optical terminal

#35
20200195346
2020-06-18

Scanning-type optical antenna and control method thereof

#36
20200186247
2020-06-11

Bi-directional wireless optical communication apparatus and method thereof

#37
20190372669
2019-12-05

Through the air link optical component

#38
20190363783
2019-11-28

Bidirectional satellite communications

#39
20190288774
2019-09-19

Alignment in line-of-sight communication networks

#40
20190207679
2019-07-04

Free-space optical communication links with improved sensitivity

#41
20190007137
2019-01-03

OAM based physical layer security using hybrid free-space optical-terahertz technology

#42
20190007134
2019-01-03

Physical layer security in optical communications using Bessel modes

#43
20180294946
2018-10-11

Optical time distributor and process for optical two-way time-frequency transfer

#44
20180278335
2018-09-27

Multi-point free space optical communication system

#45
20180269971
2018-09-20

Transceiver with reduced filter insertion loss and methods of making and using the same

#46
20180191428
2018-07-05

Bidirectional satellite communications

#47
20180172915
2018-06-21

Free-space optical communication dual-fiber ferrule

#48
20180120510
2018-05-03

Optical rotary electrical connection

#49
20180083700
2018-03-22

Free space optical (FSO) system

#50
20180062741
2018-03-01

Alignment in line-of-sight communication networks

#51
20180041279
2018-02-08

Multi-point free space optical communication system

#52
20170366261
2017-12-21

Modulation system and modulation method

#53
20170366260
2017-12-21

Modulation system, modulation method, and modulator

#54
20170310393
2017-10-26

Free space optical data transmission for secure computing

#55
20170288776
2017-10-05

Free space optical communication tracking with electronic boresight compensation and co-boresighted transmit and receive optics

#56
20170288775
2017-10-05

Optical amplifier with closed loop control for scintillation compensation in free space optical communications

#57
20170186327
2017-06-29

Communication between vehicles of a platoon

#58
20170026121
2017-01-26

Laser communications in super-geosynchronous earth orbit

#59
20160329961
2016-11-10

Free-space optical communications for mobile devices

#60
20160329959
2016-11-10

Optical/radio local access network

#61
20160255253
2016-09-01

Aero-wave instrument for the measurement of the optical wave-front disturbances in the airflow around airborne systems

#62
20160202356
2016-07-14

Active system for sensing a target object

#63
20160134372
2016-05-12

Alignment in line-of-sight communication networks

#64
20160087722
2016-03-24

Alignment of optical devices

#65
20150358080
2015-12-10

System, in particular a manufacturing system

#66
20150326313
2015-11-12

Photo-sensor array to adjust alignment of optical receiver

#67
20150215041
2015-07-30

Data retransmission for atmospheric free space optical communication system

#68
20150215040
2015-07-30

Free space optical communication tracking with electronic boresight compensation and co-boresighted transmit and receive optics

#69
20150171961
2015-06-18

Optical transceiver with variable data rate and sensitivity control

#70
20150156568
2015-06-04

Multi-beam free space optical endpoint

#71
20140248049
2014-09-04

Rapid in-the-field auto-alignment for radio frequency and free-space optical data communication transceivers

#72
20140248048
2014-09-04

Simple low cost tip-tilt wavefront sensor having extended dynamic range

#73
20140233958
2014-08-21

Uni-fiber lasercom terminal design

#74
20140226976
2014-08-14

Optical/radio local access network

#75
20140050487
2014-02-20

Wireless communication method, base station and system

#76
20140023377
2014-01-23

Free space optical communications link node, network and method of transmitting traffic

#77
20130223845
2013-08-29

Preamble design for supporting multiple topologies with visible light communication

#78
20120308239
2012-12-06

Active Tracking for Free-Space Optical Communication Systems

#79
20120288282
2012-11-15

Fully photonic wireless broadband base station

#80
20120093520
2012-04-19

MESH NODE FOR A COMMUNICATION MESH NETWORK STRUCTURE OF A NETWORKED CONTROL SYSTEM

#81
20110286749
2011-11-24

RELIABLE COMMUNICATIONS VIA FREE SPACE OPTICS USING MULTIPLE DIVERGENCE BEAMS

#82
20110236034
2011-09-29

Illumination device and method for embedding a data signal in a luminance output using AC driven light sources

#83
20110097089
2011-04-28

TRANS-SPECTRAL COMMUNICATIONS DEVICE

#84
20110064420
2011-03-17

Preamble design for supporting multiple topologies with visible light communication

#85
20110044690
2011-02-24

System of devices of which some include an infared remote control interface

#86
20100272443
2010-10-28

Free-space sensor network

#87
20100142966
2010-06-10

Method and apparatus for enhanced free space optical communication in an aviation environment

#88
20100135668
2010-06-03

Compact wide-angle pixellated active optical link

#89
20100127852
2010-05-27

Architecture for enabling network centric communications, sensing, computation, and information assurance

#90
20100104293
2010-04-29

Coaxial free space optical telescope and systems using the same

#91
20100080566
2010-04-01

Multi-channel optical relays for enabling a networked communications system

#92
20100074622
2010-03-25

LINE-OF-SIGHT OPTICAL DETECTION SYSTEM, AND COMMUNICATION SYSTEM

#93
20090297158
2009-12-03

Information transmitting system, information decoding apparatus, informing method and recording medium

#94
20090285583
2009-11-19

SNR enhancement in modulating retroreflector optical communication links

#95
20090245805
2009-10-01

System and method for communicating wireless data utilizing a passive optical network

#96
20090243851
2009-10-01

FSOC/radio intrusion detection system

#97
20090129781
2009-05-21

Optical communication apparatus, optical communication method, and optical communication system

#98
20080317476
2008-12-25

Vehicle-Mounted Optical Communication System and Vehicle-Mounted Optical Transmitter

#99
20080304831
2008-12-11

Mesh free-space optical system for wireless local area network backhaul

#100
20080260380
2008-10-23

Method of providing duplex optical communications and optical modulator therefor

#101
20080247759
2008-10-09

DEVICES, SYSTEMS AND METHODS FOR AD HOC WIRELESS COMMUNICATION

#102
20080219674
2008-09-11

Optical space transmission device including rotatable member

#103
20080189422
2008-08-07

Communication device, communication system, communication method, communication program, and communication circuit

#104
20080122607
2008-05-29

System and Method for Vehicular Communications

#105
20080122606
2008-05-29

System and Method for Vehicular Communications

#106
20070280704
2007-12-06

Radio frequency (RF) signal receiver using optical processing and associated methods

#107
20070253715
2007-11-01

Wireless communication system with high efficiency/high power optical source

#108
20070253713
2007-11-01

Solar blind ultraviolet communication system for unattended ground sensor network

#109
20070242337
2007-10-18

System and method for vehicular communications

#110
20070127927
2007-06-07

COMMUNICATION OPTICAL SYSTEM AND FREE-SPACE OPTICS COMMUNICATION APPARATUS

#111
20070116471
2007-05-24

Optical transceiver design and mechanical features

#112
20070031150
2007-02-08

Communication transceiver architecture

#113
20070025551
2007-02-01

Quantum key distribution apparatus and method

#114
20070018815
2007-01-25

FSOC/radio intrusion detection system

#115
20070016534
2007-01-18

Secure transaction method and transaction terminal for use in implementing such method

#116
20060291865
2006-12-28

OPTICAL NETWORK

#117
20060291864
2006-12-28

Establishment and maintenance of optical links between optical transceiver nodes in free-space optical communications networks

#118
20060239675
2006-10-26

Information reception device, information transmission system, and information reception method

#119
20060184976
2006-08-17

Optical network for bi-directional wireless communication

#120
20060165416
2006-07-27

Wireless infrared network transceiver and methods and systems for operating same

#121
20060024061
2006-02-02

Process for controlling a Hartmann wavefront sensor (WFS) in an adaptive optic (AO) system

#122
20060018663
2006-01-26

Acquisition of a wireless network node

#123
20050276610
2005-12-15

Contents-delivery system, contents-transmission device, contents-reception device, and contents-delivery method

#124
20050276608
2005-12-15

Establishment and maintenance of optical links between optical transceiver nodes in free-space optical communications networks

#125
20050265724
2005-12-01

Optical-transmission-space determining apparatus and optical-space transmission apparatus

#126
20050213981
2005-09-29

Optical discriminator for transmitting and receiving in both optical fiber and free space applications

#127
20050169635
2005-08-04

Method and system for free-space communication

#128
20050141897
2005-06-30

Light detection apparatus and free space optics communication apparatus

#129
20050137782
2005-06-23

Optical communication equipment and vehicle control method

#130
20050135811
2005-06-23

High-speed wireless LAN system

#131
20050128090
2005-06-16

FSOC/radio intrusion detection system

#132
20050123301
2005-06-09

Cellular communications system employing wireless optical links

#133
20050121601
2005-06-09

Optical detection apparatus and free-space optics communication apparatus

#134
20050117914
2005-06-02

Method and apparatus for routing messages in hybridized optical/wireless networks

#135
20050078961
2005-04-14

System for transmitting signals in free space and method thereof

#136
20050069325
2005-03-31

Airborne free-space-optical system utilizing three-tier, ultrafine steering

#137
20050069324
2005-03-31

Free space optical (FSO) device providing remote control features and related methods

#138
20050069323
2005-03-31

Modular free space optical (FSO) device and related methods

#139
20050069322
2005-03-31

Free space optical (FSO) device providing power reduction features and related methods

#140
16935412
2021-10-12

Free-space optical communications network

#141
16720362
2020-11-17

Full duplex laser communication terminal architecture without dedicated beacon laser

#142
16694082
2020-04-28

Full duplex laser communication terminal architecture with reconfigurable wavelengths

#143
16284414
2020-06-02

Methods and apparatuses for controlling optical signals in optical networks

#144
16281696
2020-07-28

Systems and methods for transmitting and receiving data using light fidelity (LIFI) for improved aerodrome operations

#145
16257677
2020-09-01

Free-space optical communications network

#146
15647835
2019-03-05

Free-space optical communications network

#147
14566851
2015-09-15

Communication method and system that uses low latency/low data bandwidth and high latency/high data bandwidth pathways

#148
14447971
2016-09-20

Position sensor for a fast steering mirror

#149
13937857
2016-12-27

Transmission apparatus for beam expansion

#150
13618365
2015-08-11

Photo-sensor array to adjust alignment of optical receiver