ClassID:

174223

G02B6/4208 - CPC Classification

Classification description:

Light guides; Coupling light guides; Coupling light guides with opto-electronic elements; Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback using non-reciprocal elements or birefringent plates, i.e. quasi-isolators

Recent Application in this class:
#1
20250284062
2025-09-11

Optical Coupler Comprising a Molded Optical Interposer Together with a PIC and 2 Polarization Selective Elements Enabling Isolation and/or Polarizatio

#2
20250020877
2025-01-16

OPTICAL FIBER-TO-CHIP INTERCONNECTION

#3
20240045157
2024-02-08

TRANSMITTER OPTICAL SUB-ASSEMBLY STRUCTURE AND ACTIVE ALIGNMENT METHOD THEREOF

#4
20230152537
2023-05-18

Optical Coupler Comprising a Molded Optical Interposer Together with a PIC and 2 Polarization Selective Elements Enabling Isolation and/or Polarization Management

#5
20220334007
2022-10-20

BROAD BANDWIDTH GRADED INDEX MULTIMODE OPTICAL FIBER FOR DISTRIBUTED TEMPERATURE SENSING IN THE 1550 NM REGION

#6
20220291461
2022-09-15

Optical fiber-to-chip interconnection

#7
20220214568
2022-07-07

HIGH GYROTROPY PHOTONIC ISOLATORS DIRECTLY ON SUBSTRATE

#8
20210373257
2021-12-02

Optical coupler including a Faraday rotator layer and at least one grating coupler

#9
20210045264
2021-02-11

Dimensionally-constrained device faraday cage

#10
20200386952
2020-12-10

Optical fiber ferrule adapter

#11
20200241222
2020-07-30

Device and method for coupling laser to a photonic integrated circuit

#12
20200174204
2020-06-04

BI-DIRECTIONAL OPTICAL SUB-ASSEMBLY AND OPTICAL MODULE

#13
20200132948
2020-04-30

Optical coupler including a faraday rotator layer and at least one grating coupler

#14
20200088959
2020-03-19

Optical multiplexer

#15
20200028232
2020-01-23

Nonreciprocal devices having reconfigurable nonreciprocal transfer functions through nonreciprocal coupling

#16
20190317342
2019-10-17

Glue free Faraday isolator

#17
20190243066
2019-08-08

Two-stage adiabatically coupled photonic systems

#18
20190226908
2019-07-25

Distributed acoustic sensing system based on space-division multiplexing with multi-core fiber

#19
20190226885
2019-07-25

Method and system for high sensitivity in distributed fiber sensing applications

#20
20190212511
2019-07-11

Light source assembly supporting direct coupling to an integrated circuit

#21
20190154916
2019-05-23

Method and system for coupling optical signals into silicon optoelectronic chips

#22
20190137706
2019-05-09

Photonic package with a bridge between a photonic die and an optical coupling structure

#23
20190086618
2019-03-21

High density opto-electronic interconnection configuration utilizing passive alignment

#24
20190072731
2019-03-07

LIGHT SOURCE DEVICE

#25
20190064457
2019-02-28

Optical coupler including a faraday rotator layer and at least one grating coupler

#26
20180364420
2018-12-20

Mirror based microelectromechanical systems and methods

#27
20180359033
2018-12-13

Multi-channel transceiver with laser array and photonic integrated circuit

#28
20180252596
2018-09-06

Broad bandwidth graded index multimode optical fiber for distributed temperature sensing in the 1550 NM region

#29
20180210151
2018-07-26

Free space variable optical attenuator with integrated input/output power monitors

#30
20180188459
2018-07-05

Method and system for a chip-on-wafer-on-substrate assembly

#31
20180180809
2018-06-28

Method and system for coupling optical signals into silicon optoelectronic chips

#32
20180148319
2018-05-31

Hermetically sealed MEMS device and its fabrication

#33
20180107016
2018-04-19

Collimation lens and optical module

#34
20180081118
2018-03-22

PHOTONIC INTEGRATION BY FLIP-CHIP BONDING AND SPOT-SIZE CONVERSION

#35
20180031787
2018-02-01

Optical module with wavelength dividing filter passively aligned with respect to housing

#36
20180031768
2018-02-01

Optical demultiplexer

#37
20170371112
2017-12-28

Optical module

#38
20170363808
2017-12-21

Two-stage adiabatically coupled photonic systems

#39
20170359126
2017-12-14

Optical transmitter or transceiver including reversed planar lightwave circuit (PLC) splitter for optical multiplexing

#40
20170331557
2017-11-16

Method for manufacturing an optical communication device

#41
20170315299
2017-11-02

Photonic interposer with wafer bonded microlenses

#42
20170303018
2017-10-19

Avionics unit

#43
20170293094
2017-10-12

Optical transmitter assembly for vertical coupling

#44
20170285263
2017-10-05

Coupling optical signals into silicon optoelectronic chips

#45
20170269315
2017-09-21

Coaxial transmitter optical subassembly (TOSA) with an optical fiber coupling receptacle

#46
20170269311
2017-09-21

Alignment correction for optical isolator in a coaxial transmitter optical subassembly (TOSA)

#47
20170254956
2017-09-07

Optical fiber structure, optical communication apparatus and manufacturing process for manufacturing the same

#48
20170219783
2017-08-03

Low return loss silicon photonics package structure

#49
20170219775
2017-08-03

Multiplexer

#50
20170194762
2017-07-06

Optical module installing a semiconductor optical amplifier

#51
20170192214
2017-07-06

Beam splitter

#52
20170152136
2017-06-01

Hermetically sealed MEMS device and its fabrication

#53
20170131480
2017-05-11

Transceiver interface having staggered cleave positions

#54
20170123169
2017-05-04

Optical components assembly

#55
20170123158
2017-05-04

Method of packaging multichannel optical receiver module having a sub-mount with an optical block to guide incident parallel light beams and package of the same

#56
20170115458
2017-04-27

Method and system for a chip-on-wafer-on-substrate assembly

#57
20170108656
2017-04-20

LIGHT-RECEIVING ELEMENT, OPTICAL MODULE, AND OPTICAL RECEIVER

#58
20170097477
2017-04-06

Optical receptacle and optical module

#59
20170093488
2017-03-30

Wavelength division multiplexing transistor outline (TO)-can assemblies for use in optical communications and optical communications module incorporating same

#60
20170082811
2017-03-23

Fiber coupling module

#61
20170082808
2017-03-23

Receptacle-collimator assembly and multi-wavelength optical receiver module

#62
20170059792
2017-03-02

Multi-channel laser device with fiber array

#63
20170052317
2017-02-23

Two-stage adiabatically coupled photonic systems

#64
20170050844
2017-02-23

Hermetically-sealed MEMS device and its fabrication

#65
20170031114
2017-02-02

Optical transmission module and manufacturing method thereof

#66
20170023739
2017-01-26

Integrated lens-array-on-substrate for optical coupling system and fabrication method thereof

#67
20170017050
2017-01-19

OPTICAL TRANSMITTER ASSEMBLY FOR VERTICAL COUPLING

#68
20170017043
2017-01-19

Mirror based micromechanical systems and methods

#69
20170010427
2017-01-12

Integrated lens-array-on-substrate for optical coupling system and fabrication method thereof

#70
20160349450
2016-12-01

Method and system for coupling optical signals into silicon optoelectronics chips

#71
20160323038
2016-11-03

Optical transceiver and optical communications product

#72
20160294155
2016-10-06

Integrated laser with back-reflection isolator

#73
20160266331
2016-09-15

Monolithic physically displaceable optical waveguides

#74
20160238790
2016-08-18

Multiplexer

#75
20160231510
2016-08-11

Transceiver interface having staggered cleave positions

#76
20160187581
2016-06-30

Coupling optical signals into silicon optoelectronic chips

#77
20160170159
2016-06-16

Optical transmission module and manufacturing method thereof

#78
20160164239
2016-06-09

Active optical isolators and active optical circulators

#79
20160161685
2016-06-09

Multi-channel transceiver with laser array and photonic integrated circuit

#80
20160154194
2016-06-02

Light receiving module having built-in wavelength-tunable wavelength-selective filter

#81
20160139437
2016-05-19

Nonreciprocal three-way divider based on a magneto-optical resonator

#82
20160139350
2016-05-19

Inverted 45° mirror for photonic integrated circuits

#83
20160131842
2016-05-12

Two-stage adiabatically coupled photonic systems

#84
20160116694
2016-04-28

Optical modules

#85
20160047997
2016-02-18

Multi-lens optical components

#86
20160013870
2016-01-14

Mode conversion for optical isolation

#87
20150378107
2015-12-31

Optical component assembly, optical receptacle, and transceiver module for optical communications

#88
20150295658
2015-10-15

SINGLE-FIBER COUPLED MULTI-WAVELENGTH OPTICAL TRANSCEIVER MODULE

#89
20150295384
2015-10-15

Isolator element for heat-assisted magnetic recording

#90
20150286015
2015-10-08

Fixing structure for optical fiber, semiconductor laser module, and fixing method for optical fiber

#91
20150260930
2015-09-17

Optical modules

#92
20150121683
2015-05-07

Method for manufacturing an optical communication device

#93
20140306131
2014-10-16

Light source assembly supporting direct coupling to an integrated circuit

#94
20140270633
2014-09-18

Optical modules

#95
20140254973
2014-09-11

Optical module

#96
20140160565
2014-06-12

Low focal shift kW class optical isolator

#97
20140064657
2014-03-06

Single-fiber subassembly

#98
20130341668
2013-12-26

Optical semiconductor device and manufacturing method therefor

#99
20130315608
2013-11-28

Bidirectional and double-frequency optical transmission module and transmission assembly

#100
20130250980
2013-09-26

Small packaged tunable laser transmitter

#101
20130250742
2013-09-26

Thermally-assisted magnetic recording head with optically isolating waveguide, head gimbal assembly, head arm assembly, magnetic disk unit, and light transmission unit

#102
20130209022
2013-08-15

Integrated broadband optical isolator

#103
20130177034
2013-07-11

Small packaged tunable laser assembly

#104
20130142481
2013-06-06

Method and apparatus for fiber delivery of high power laser beams

#105
20130050824
2013-02-28

Polarization independent optical isolator

#106
20130010451
2013-01-10

LASER DIODE MODULE

#107
20120314997
2012-12-13

Method and system for coupling optical signals into silicon optoelectronic chips

#108
20120304435
2012-12-06

Process to align sleeve member optically with optical device

#109
20120262900
2012-10-18

Optical module

#110
20120229910
2012-09-13

Apparatus and method for optical isolation

#111
20120205524
2012-08-16

Method and system for a light source assembly supporting direct coupling to an integrated circuit

#112
20120189306
2012-07-26

Multi-laser transmitter optical subassemblies for optoelectronic modules

#113
20120189246
2012-07-26

Electromagnetic wave isolator and integrated optics device

#114
20120163755
2012-06-28

Method and system for coupling optical signals into silicon optoelectronic chips

#115
20120148192
2012-06-14

Optical module having focused optical coupling system for single fiber

#116
20120128290
2012-05-24

Optical modules

#117
20120057828
2012-03-08

OPTICAL TRANSMISSION MODULE AND METHOD FOR MANUFACTURING OPTICAL TRANSMISSION MODULE

#118
20110304897
2011-12-15

Optical Semiconductor Module and Method for Assembling the Same

#119
20110170830
2011-07-14

Receptacle attached with optical isolator and method thereof

#120
20100172614
2010-07-08

Bidirectional optical module and optical time domain reflectometer

#121
20100111473
2010-05-06

Method and System For Coupling Optical Signals Into Silicon Optoelectronic Chips

#122
20100097700
2010-04-22

LASER DIODE EMITTER POWER CONCENTRATION ENHANCEMENT

#123
20100054674
2010-03-04

Optical assemblies

#124
20100007944
2010-01-14

Optical semiconductor device and manufacturing method therefor

#125
20100006784
2010-01-14

Method and system for a light source assembly supporting direct coupling to an integrated circuit

#126
20090231701
2009-09-17

Free space isolator optical element fixture

#127
20090154872
2009-06-18

ELECTRONIC DEVICE PACKAGE AND METHOD OF FORMATION

#128
20090116838
2009-05-07

Bi-directional optical module with a polarization independent optical isolator

#129
20090016668
2009-01-15

Apparatus and method for a waveguide-based optical polarizer/isolator

#130
20080252961
2008-10-16

Optical transceiver

#131
20080247712
2008-10-09

Optical assemblies and their methods of formation

#132
20080089643
2008-04-17

Semiconductor laser module

#133
20080063340
2008-03-13

Methods for optical isolation in high power fiber-optic systems

#134
20070153276
2007-07-05

Accurate positioning of components of an optical assembly

#135
20070110372
2007-05-17

Optoelectronic package

#136
20070110354
2007-05-17

Method and apparatus for optical isolation in high power fiber-optic systems

#137
20070081770
2007-04-12

Optical assembly

#138
20060158718
2006-07-20

Erbium-doped fiber amplifier and integrated module components

#139
20060139727
2006-06-29

Hybrid fiber polarization dependent isolator, and laser module incorporating the same

#140
20060098925
2006-05-11

Optical module

#141
20050280888
2005-12-22

Erbium-doped fiber amplifier and integrated circuit module components

#142
20050180717
2005-08-18

Laser diode module

#143
20050168826
2005-08-04

Method and apparatus for adjusting the path of an optical beam

#144
20050163420
2005-07-28

Multichannel optical communications module

#145
20050157980
2005-07-21

Optical pickup

#146
20050135751
2005-06-23

Steering isolator for an opto-electronic assembly focusing apparatus

#147
20050123249
2005-06-09

Structure for manufacturing optical module

#148
20050123237
2005-06-09

Optoelectric subassembly

#149
20050117231
2005-06-02

Optical transmission module with temperature control

#150
20050105870
2005-05-19

Optical coupling devices

#151
20050100348
2005-05-12

Semiconductor optical package

#152
20050100263
2005-05-12

Connector mountable asymmetric free space optical isolators

#153
20050063649
2005-03-24

Optical coupling apparatus

#154
20050019959
2005-01-27

Method for manufacturing semiconductor module

#155
16007452
2019-07-16

Optical connection apparatus and assemblies

#156
15649073
2018-11-06

Wavelength division multiplexing (WDM) optical modules

#157
15445723
2018-06-26

Optical coupling system having a perturbed curved optical surface that reduces back reflection and improves mode matching in forward optical coupling

#158
15075021
2017-06-06

Photonic transceiving device package structure