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ELECTRICITY
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Electric communication
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TRANSMISSION
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Transmission systems employing electromagnetic waves other than radio-waves
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H04B10/548
Phase or frequency modulation
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Patents Grants
last 30 patents
Information
Patent Grant
Optical modulator and electronic apparatus including the same
Patent number
11,977,312
Issue date
May 7, 2024
Samsung Electronics Co., Ltd.
Junghyun Park
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Interferometric demodulation system and method for large capacity f...
Patent number
11,933,646
Issue date
Mar 19, 2024
Wuhan University of Technology
Zhengying Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Microwave photonic Ising machine
Patent number
11,929,788
Issue date
Mar 12, 2024
Institute of Semiconductors, Chinese Academy of Sciences
Ming Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical subcarrier dual-path protection and restoration for optical...
Patent number
11,901,950
Issue date
Feb 13, 2024
Infinera Corporation
Steven Joseph Hand
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system
Patent number
11,888,528
Issue date
Jan 30, 2024
Nippon Telegraph and Telephone Corporation
Takushi Kazama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical subcarrier dual-path protection and restoration for optical...
Patent number
11,870,496
Issue date
Jan 9, 2024
Infinera Corporation
Steven Joseph Hand
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal processing device
Patent number
11,863,301
Issue date
Jan 2, 2024
Tamagawa Academy & University
Ken Tanizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High bandwidth optical modulator
Patent number
11,855,700
Issue date
Dec 26, 2023
Mellanox Technologies, Ltd.
Moshe B. Oron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for full field transception
Patent number
11,855,694
Issue date
Dec 26, 2023
Cable Television Laboratories, Inc.
Haipeng Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
LIDAR system
Patent number
11,852,724
Issue date
Dec 26, 2023
BLACKMORE SENSORS & ANALYTICS, LLC.
Stephen C. Crouch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
11,824,628
Issue date
Nov 21, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power sourcing equipment, powered device and power over fiber system
Patent number
11,811,458
Issue date
Nov 7, 2023
Kyocera Corporation
Shuichi Tamate
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase shifter architecture for large-element-count optical phased a...
Patent number
11,804,906
Issue date
Oct 31, 2023
X Development LLC
Baris Ibrahim Erkmen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Antenna and antenna array configurations, antenna systems and relat...
Patent number
11,799,202
Issue date
Oct 24, 2023
Phase Sensitive Innovations, Inc.
Janusz Murakowski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Digital tone-based apparatus and method for measuring the frequency...
Patent number
11,799,558
Issue date
Oct 24, 2023
Infinera Corporation
Amir Rashidinejad
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
11,791,893
Issue date
Oct 17, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for asymmetrical digital prefix transmissions
Patent number
11,777,774
Issue date
Oct 3, 2023
Cable Television Laboratories, Inc.
Douglas D. Jones
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical frequency transfer device based on passive phase compensati...
Patent number
11,764,876
Issue date
Sep 19, 2023
Shanghai Jiao Tong University
Liang Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter for transmitting multilevel optical signals
Patent number
11,736,201
Issue date
Aug 22, 2023
Fujitsu Limited
Shinsuke Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Individually routable subcarriers
Patent number
11,736,204
Issue date
Aug 22, 2023
Infinera Corporation
Kuang-Tsan Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Individually routable subcarriers
Patent number
11,728,899
Issue date
Aug 15, 2023
Infinera Corporation
Kuang-Tsan Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Real time OFDM transmission system
Patent number
11,716,235
Issue date
Aug 1, 2023
STMicroelectronics S.A.
Fatima Barrami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for azimuthal multiplexing three-dimensional di...
Patent number
11,716,209
Issue date
Aug 1, 2023
The Regents of the University of Colorado, a Body Corporate
Rafael Piestun
G02 - OPTICS
Information
Patent Grant
Adjustment device and adjusting method for stabilizing optical char...
Patent number
11,705,968
Issue date
Jul 18, 2023
Global Technology Inc.
Likai Fang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High-speed optical transceiver integrated chip drive circuit with p...
Patent number
11,695,480
Issue date
Jul 4, 2023
Zhicong Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization-folding coherent optical technology for short reach op...
Patent number
11,689,292
Issue date
Jun 27, 2023
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reduced crosstalk photonic switch
Patent number
11,678,091
Issue date
Jun 13, 2023
OpenLight Photonics, Inc.
Jonathan Edgar Roth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical data transmission system and method
Patent number
11,646,799
Issue date
May 9, 2023
SIGNIFY HOLDING B.V.
Johan Paul Linnartz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter and method for controller optical transmitter
Patent number
11,646,800
Issue date
May 9, 2023
Nippon Telegraph and Telephone Corporation
Shogo Yamanaka
G02 - OPTICS
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
11,637,630
Issue date
Apr 25, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TRANSMITTER, TRANSMISSION DEVICE, COMMUNICATION DEVICE, AND COMMUNI...
Publication number
20240129037
Publication date
Apr 18, 2024
NEC Corporation
Fujio OKUMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Microwave photon frequency synthesis system and method
Publication number
20240107204
Publication date
Mar 28, 2024
CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION NO. 44 RESEARCH INSTITUTE
Hao ZHANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIDAR SYSTEM
Publication number
20240094388
Publication date
Mar 21, 2024
Blackmore Sensors & Analytics, LLC
Stephen C. CROUCH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BROADBAND RADIO FRQUENCY SIGNAL OPTICAL FIBER PHASE-STABLE TRANSMIS...
Publication number
20240080100
Publication date
Mar 7, 2024
Zhejiang University
Xiaofeng Jin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electronic Devices with High Frequency Symbol Generation
Publication number
20240072905
Publication date
Feb 29, 2024
Apple Inc.
Bertram R. Gunzelmann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTING APPARATUS, OPTICAL TRANSMITTING METHOD, AND OP...
Publication number
20240063916
Publication date
Feb 22, 2024
Nippon Telegraph and Telephone Corporation
Toshiaki SHITABA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND DEVICE FOR RECOVERING SUB-SIGNALS FROM COMPOSITE SIGNAL...
Publication number
20240056182
Publication date
Feb 15, 2024
Charles K. CHUI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus And Method For Adjusting The Phase-Modulator's Modulating...
Publication number
20240039635
Publication date
Feb 1, 2024
CENTRE FOR DEVELOPMENT OF TELEMATICS
Prasanta HALDER
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHASE SHIFTER ARCHITECTURE FOR LARGE-ELEMENT-COUNT OPTICAL PHASED A...
Publication number
20240022331
Publication date
Jan 18, 2024
Baris Ibrahim Erkmen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER THAT INCLUDES OPTICAL MODULATOR
Publication number
20240014905
Publication date
Jan 11, 2024
Fujitsu Limited
Yukito TSUNODA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ANTENNA AND ANTENNA ARRAY CONFIGURATIONS, ANTENNA SYSTEMS AND RELAT...
Publication number
20240006759
Publication date
Jan 4, 2024
Phase Sensitive Innovations, Inc
Janusz Murakowski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical interconnects for a programmable virtualized self-optimizin...
Publication number
20230412277
Publication date
Dec 21, 2023
CIENA CORPORATION
Michael Y. Frankel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHOTONIC PROCESSING SYSTEMS AND METHODS
Publication number
20230412279
Publication date
Dec 21, 2023
Lightmatter, Inc
Darius Bunandar
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FREQUENCY COMB POWER CONTROL APPARATUS FOR 4D BEAMFORMING, AND METH...
Publication number
20230353247
Publication date
Nov 2, 2023
LG ELECTRONICS INC.
Hojae LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER FOR PASSIVE OPTICAL NETWORKS
Publication number
20230318714
Publication date
Oct 5, 2023
Nokia Solutions and Networks Oy
Patrick Iannone
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR OPTICAL TIMING TRANSFER
Publication number
20230318710
Publication date
Oct 5, 2023
INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURA...
Hitoshi KIUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR SAGNAC INTERFEROMETRY
Publication number
20230314140
Publication date
Oct 5, 2023
Australian National University
Chathura Priyankara Bandutunga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHOTONIC MUILTI-BAND FILTER AND METHOD OF OPERATING SAME
Publication number
20230283375
Publication date
Sep 7, 2023
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Minhyup SONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Polarization-Folding Coherent Optical Technology for Short Reach Op...
Publication number
20230283380
Publication date
Sep 7, 2023
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Semiconductor IQ Modulator
Publication number
20230273497
Publication date
Aug 31, 2023
Nippon Telegraph and Telephone Corporation
Josuke Ozaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR NONLINEARLY CALIBRATING LINEAR FREQUENCY M...
Publication number
20230208527
Publication date
Jun 29, 2023
SUTENG INNOVATION TECHNOLOGY CO., LTD.
Ben NIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HIGH BANDWIDTH OPTICAL MODULATOR
Publication number
20230198625
Publication date
Jun 22, 2023
MELLANOX TECHNOLOGIES, LTD.
Moshe B. Oron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER THAT TRANSMITS MULTI-LEVEL OPTICAL SIGNAL
Publication number
20230188219
Publication date
Jun 15, 2023
Fujitsu Limited
Shinsuke Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIGITAL TONE-BASED APPARATUS AND METHOD FOR MEASURING THE FREQUENCY...
Publication number
20230146826
Publication date
May 11, 2023
Infinera Corporation
Amir Rashidinejad
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MODULATOR, PHASE SHIFTER, AND OPTICAL COMMUNICATION APPARATUS
Publication number
20230125256
Publication date
Apr 27, 2023
FUJITSU OPTICAL COMPONENTS LIMITED
Masaki Sugiyama
G02 - OPTICS
Information
Patent Application
LIDAR SYSTEM
Publication number
20230119595
Publication date
Apr 20, 2023
Blackmore Sensors & Analytics, LLC
Stephen C. CROUCH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MODULATING DEVICE AND APPARATUS INCLUDING THE SAME
Publication number
20230105759
Publication date
Apr 6, 2023
Samsung Electronics Co., Ltd.
Hyunil Byun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL PHASED ARRAY ARCHITECTURE FOR WAVEFRONT SENSING
Publication number
20230100620
Publication date
Mar 30, 2023
X Development LLC
Devin Brinkley
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
Publication number
20230092560
Publication date
Mar 23, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DEVICE AND OPTICAL COMMUNICATION APPARATUS
Publication number
20230090619
Publication date
Mar 23, 2023
FUJITSU OPTICAL COMPONENTS LIMITED
Masaki Sugiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE