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Arrangements affecting the optical part of the receiver
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H04B10/615
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Electric communication
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Transmission systems employing electromagnetic waves other than radio-waves
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H04B10/615
Arrangements affecting the optical part of the receiver
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last 30 patents
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Patent Grant
Integrated self-coherent receiving optical chip based on round-trip...
Patent number
11,949,461
Issue date
Apr 2, 2024
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD.
Yibo Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tap centerer method and structure for coherent optical receiver
Patent number
11,901,952
Issue date
Feb 13, 2024
MARVELL ASIA PTE. LTD.
Mario R. Hueda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization independent DQPSK demodulation integrated optical chip
Patent number
11,888,531
Issue date
Jan 30, 2024
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD.
Yibo Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Space optical coupling apparatus
Patent number
11,880,068
Issue date
Jan 23, 2024
Huawei Technologies Co., Ltd.
Yuping Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical coherent transceiver and filter adjustment method
Patent number
11,855,703
Issue date
Dec 26, 2023
Fujitsu Limited
Norifumi Shukunami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for coherent optics interface
Patent number
11,855,704
Issue date
Dec 26, 2023
Cable Television Laboratories, Inc.
Luis Alberto Campos
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiving apparatus and optical system that uses c...
Patent number
11,817,908
Issue date
Nov 14, 2023
Huawei Technologies Co., Ltd.
Tao Gui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
P-type doping in GaN LEDs for high speed operation at low current d...
Patent number
11,810,995
Issue date
Nov 7, 2023
AVICENATECH CORP.
Bardia Pezeshki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Asymmetric direct detection of optical signals
Patent number
11,799,560
Issue date
Oct 24, 2023
Ciena Corporation
Xueyang Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Receiver and system for transporting and demodulating complex optic...
Patent number
11,791,904
Issue date
Oct 17, 2023
Raytheon Company
Andrew Kowalevicz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Guided-wave-driven metasurface antennas
Patent number
11,782,212
Issue date
Oct 10, 2023
City University of Hong Kong
Gengbo Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiving apparatus and optical system that uses c...
Patent number
11,777,611
Issue date
Oct 3, 2023
Huawei Technologies Co., Ltd.
Tao Gui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Self-coherent receiver based on single delay interferometer
Patent number
11,757,534
Issue date
Sep 12, 2023
BEIJING ZHONGKE GUOGUANG QUANTUM TECH. CO., LTD.
Yibo Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength demultiplexer, optical transceiver front-end module, pho...
Patent number
11,709,317
Issue date
Jul 25, 2023
Fujitsu Limited
Akio Sugama
G02 - OPTICS
Information
Patent Grant
Optical reception apparatus and monitor signal generating method
Patent number
11,689,309
Issue date
Jun 27, 2023
NEC Corporation
Yusuke Yamauchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical mitigation of inter-channel crosstalk for WDM channels
Patent number
11,652,556
Issue date
May 16, 2023
University of Southern California
Fatemeh Alishahi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Detection of seismic disturbances using optical fibers
Patent number
11,650,340
Issue date
May 16, 2023
Nokia Solutions and Networks Oy
Thai Son Le
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization independent optical receiver
Patent number
11,646,802
Issue date
May 9, 2023
Hewlett Packard Enterprise Development LP
Di Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System, apparatus, and architecture for migrating an optical commun...
Patent number
11,641,248
Issue date
May 2, 2023
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiver device and coherent optical receiving method
Patent number
11,632,180
Issue date
Apr 18, 2023
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical phased array receiver architectures
Patent number
11,626,929
Issue date
Apr 11, 2023
University of Southern California
Hossein Hashemi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver and receiving method
Patent number
11,621,783
Issue date
Apr 4, 2023
NEC Corporation
Tadashi Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module
Patent number
11,616,575
Issue date
Mar 28, 2023
Hisense Broadband Multimedia Technologies Co., Ltd.
Dan Li
G01 - MEASURING TESTING
Information
Patent Grant
Adaptive equalization device, adaptive equalization method, and com...
Patent number
11,611,395
Issue date
Mar 21, 2023
NTT Electronics Corporation
Tomohiro Takamuku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization processing apparatus, optical transceiver, and optical...
Patent number
11,606,148
Issue date
Mar 14, 2023
Huawei Technologies Co., Ltd.
Zhen Dong
G02 - OPTICS
Information
Patent Grant
Radio access network using radio over fibre
Patent number
11,606,142
Issue date
Mar 14, 2023
Fadhel M Ghannouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency and bandwidth agile optical bench
Patent number
11,606,147
Issue date
Mar 14, 2023
BAE Systems Information and Electronic Systems Integration Inc.
Michael J. Powers
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Detecting and localizing acoustic signals with an optical network
Patent number
11,595,761
Issue date
Feb 28, 2023
Ciena Corporation
Petar Djukic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent detection implementing apparatus, system and method
Patent number
11,569,916
Issue date
Jan 31, 2023
ZTE Corporation
Zhijuan Tu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quantum secure clock synchronization based on time-energy and polar...
Patent number
11,563,573
Issue date
Jan 24, 2023
Board of Regents, The University of Texas System
Antia Lamas-Linares
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Optical Module
Publication number
20240146417
Publication date
May 2, 2024
HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD
Honghao ZHANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATED SELF-COHERENT RECEIVING OPTICAL CHIP BASED ON ROUND-TRIP...
Publication number
20240097792
Publication date
Mar 21, 2024
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD.
Yibo ZHAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
On-Chip Adaptive Optical Receiver System, Optical Chip, and Communi...
Publication number
20240089010
Publication date
Mar 14, 2024
PENG CHENG LABORATORY
Caiming Sun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIRECT DETECTION OF MODULATED COHERENT OPTICAL SIGNALS BY MEANS OF...
Publication number
20240056196
Publication date
Feb 15, 2024
Danmarks Tekniske Universitet
Dagmawi Alemayehu Bekele
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
P-TYPE DOPING IN GAN LEDS FOR HIGH SPEED OPERATION AT LOW CURRENT D...
Publication number
20240030377
Publication date
Jan 25, 2024
AVICENATECH CORP.
Bardia Pezeshki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CABLE IDENTIFICATION AND PHYSICAL ROUTE TRACING USING STATE OF POLA...
Publication number
20240031710
Publication date
Jan 25, 2024
Cisco Technology, Inc.
Luca Della Chiesa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Photonic Integrated Circuit for High-Wavelength-Channel-Count Wavel...
Publication number
20240007192
Publication date
Jan 4, 2024
Quintessent Inc.
Michael DAVENPORT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TURBULENCE-RESILIENT SELF-COHERENT FREE-SPACE OPTICAL COMMUNICATION...
Publication number
20240007186
Publication date
Jan 4, 2024
University of Southern California
Runzhou Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MULTIPLE-INPUT-MULTIPLE-OUTPUT (MIMO) RECEIVER USING STOKES...
Publication number
20230396340
Publication date
Dec 7, 2023
Aloe Semiconductor Inc.
Christopher R. Doerr
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Photonic Integrated Circuit for High-Wavelength-Channel-Count Wavel...
Publication number
20230353251
Publication date
Nov 2, 2023
Quintessent Inc.
Michael DAVENPORT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MODULE, PROCESSING COMPONENT, PLUG COMPONENT, SYSTEM, AND M...
Publication number
20230344519
Publication date
Oct 26, 2023
Huawei Technologies Co., Ltd
Tao GUI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COHERENT OPTICAL RECEIVER, AND OPTICAL COMMUNICATION DEVICE AND SYSTEM
Publication number
20230344523
Publication date
Oct 26, 2023
Huawei Technologies Co., Ltd
Tao GUI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Tunable optical filter in coherent optical transmitters
Publication number
20230318712
Publication date
Oct 5, 2023
CIENA CORPORATION
Michael Hubbard
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DEVICE AND OPTICAL RECEIVING DEVICE
Publication number
20230305328
Publication date
Sep 28, 2023
FUJITSU OPTICAL COMPONENTS LIMITED
Akitoshi MESAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL RECEPTION APPARATUS AND MONITOR SIGNAL GENERATING METHOD
Publication number
20230283395
Publication date
Sep 7, 2023
NEC Corporation
Yusuke YAMAUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND APPARATUS FOR HIGH-SPEED COHERENT OPTICAL INTERCONNECTS
Publication number
20230254048
Publication date
Aug 10, 2023
Shalabh Gupta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System, Apparatus, and Architecture For Migrating An Optical Commun...
Publication number
20230224068
Publication date
Jul 13, 2023
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COHERENT OPTICAL RECEIVER DEVICE AND COHERENT OPTICAL RECEIVING METHOD
Publication number
20230216594
Publication date
Jul 6, 2023
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio Access Network using Radio Over Fibre
Publication number
20230216587
Publication date
Jul 6, 2023
Fadhel M. Ghannouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL 90-DEGREE HYBRID
Publication number
20230208529
Publication date
Jun 29, 2023
FUJITSU OPTICAL COMPONENTS LIMITED
Akira OKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHODS FOR MONITORING OPTICAL NETWORKS
Publication number
20230179302
Publication date
Jun 8, 2023
Panduit Corp.
Jose M. Castro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Self-Coherent Optical Transmission System and Receiver
Publication number
20230155688
Publication date
May 18, 2023
Telefonaktiebolaget LM Ericsson (publ)
Fabio Cavaliere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Polarization Multiplexing and Encoding in...
Publication number
20230095744
Publication date
Mar 30, 2023
Korea Advanced Institute of Science and Technology
Junil Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COHERENT TRANSCEIVER AND FILTER ADJUSTMENT METHOD
Publication number
20230045731
Publication date
Feb 9, 2023
Fujitsu Limited
Norifumi SHUKUNAMI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Detecting and localizing acoustic signals with an optical network
Publication number
20220417672
Publication date
Dec 29, 2022
CIENA CORPORATION
Petar Djukic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TAP CENTERER METHOD AND STRUCTURE FOR COHERENT OPTICAL RECEIVER
Publication number
20220393772
Publication date
Dec 8, 2022
Marvell Asia Pte Ltd.
Mario R. HUEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL LINK AND COHERENT RECEIVER NOISE CHARACTERIZATION
Publication number
20220360328
Publication date
Nov 10, 2022
Cisco Technology, Inc.
Jörg Leykauf
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Coherent Optical Receiving Apparatus and Optical System that Uses C...
Publication number
20220345224
Publication date
Oct 27, 2022
Huawei Technologies Co., Ltd
Tao Gui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL PROCESSING DEVICE AND TRANSMISSION DEVICE
Publication number
20220303021
Publication date
Sep 22, 2022
Fujitsu Limited
Yoshitaka Nomura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System, Apparatus, and Architecture For Migrating An Optical Commun...
Publication number
20220278766
Publication date
Sep 1, 2022
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE