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ELECTRICITY
H04
Electric communication
H04K
SECRET COMMUNICATION JAMMING OF COMMUNICATION
H04K1/00
Secret communication
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by using two signals transmitted simultaneously or successively
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Patents Grants
last 30 patents
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Patent Grant
Near field communications system having enhanced security
Patent number
11,581,918
Issue date
Feb 14, 2023
FREELINC TECHNOLOGIES INC.
Douglas Howard Dobyns
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Communication apparatus and communication system
Patent number
RE49244
Issue date
Oct 11, 2022
Panasonic Intellectual Property Corporation of America
Masayuki Orihashi
Information
Patent Grant
Method, apparatus and system to amplify and transport analog and di...
Patent number
11,044,033
Issue date
Jun 22, 2021
SAFE-COM WIRELESS
Henry Wojtunik
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
LED light broad band over power line communication system
Patent number
10,911,144
Issue date
Feb 2, 2021
Federal Law Enforcement Development Services, Inc.
John C. Pederson
G01 - MEASURING TESTING
Information
Patent Grant
Wireless power transmission apparatus
Patent number
10,804,708
Issue date
Oct 13, 2020
Sony Corporation
Hisato Hirasaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Network communication methods and apparatus
Patent number
10,715,414
Issue date
Jul 14, 2020
Ribbon Communications Operating Company, Inc.
Karl May
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interference mitigation for a receiver
Patent number
10,677,927
Issue date
Jun 9, 2020
Qinetiq Limited
Nigel Clement Davies
G01 - MEASURING TESTING
Information
Patent Grant
Multi-band channel encrypting switch control device and control method
Patent number
10,681,539
Issue date
Jun 9, 2020
Institute of Semiconductors, Chinese Academy of Sciences
Ninghua Zhu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Composite data transport and storage via wavefront multiplexing
Patent number
10,637,605
Issue date
Apr 28, 2020
Spatial Digital Systems, Inc.
Donald C. D. Chang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Composite data transport and storage via wavefront multiplexing
Patent number
10,491,325
Issue date
Nov 26, 2019
Spatial Digital Systems, Inc.
Donald C. D. Chang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
LED light broad band over power line communication system
Patent number
10,374,706
Issue date
Aug 6, 2019
Federal Law Enforcement Development Services, Inc.
John C. Pederson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network communication methods and apparatus
Patent number
10,298,480
Issue date
May 21, 2019
Ribbon Communications Operating Company, Inc.
Karl May
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication apparatus and communication system
Patent number
RE47356
Issue date
Apr 16, 2019
Panasonic Intellectual Property Corporation of America
Masayuki Orihashi
Information
Patent Grant
Physical layer encryption using out-phased array linearized signaling
Patent number
10,225,039
Issue date
Mar 5, 2019
Massachusetts Institute of Technology
Eric R. Tollefson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Secure open-air communication system utilizing multichannel decoyed...
Patent number
10,110,322
Issue date
Oct 23, 2018
AT&T Intellectual Property II, L.P.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Security improvements for tickets
Patent number
10,061,981
Issue date
Aug 28, 2018
Omarco Network Solutions Limited
Ralph Mahmoud Omar
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wireless power transmission apparatus
Patent number
9,793,762
Issue date
Oct 17, 2017
Sony Corporation
Hisato Hirasaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Secure open-air communication system utilizing multichannel decoyed...
Patent number
9,787,411
Issue date
Oct 10, 2017
AT&T Intellectual Property II, L.P.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Handling masquerading elements
Patent number
9,747,426
Issue date
Aug 29, 2017
Invention Science Fund I, LLC
Alexander J. Cohen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Secure open-air communication system utilizing multi-channel decoye...
Patent number
9,596,049
Issue date
Mar 14, 2017
AT&T Intellectual Property II, L.P.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of compensating for signal degradation in transmission systems
Patent number
9,400,928
Issue date
Jul 26, 2016
Omarco Network Solutions Limited
Ralph Mahmoud Omar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless power transmission apparatus
Patent number
9,300,145
Issue date
Mar 29, 2016
Sony Corporation
Hisato Hirasaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Channel tracking in an orthogonal frequency-division multiplexing s...
Patent number
9,160,587
Issue date
Oct 13, 2015
Atmel Corporation
Athos Kasapi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for data processing in XDSL system
Patent number
9,112,581
Issue date
Aug 18, 2015
Adtran GmbH
Matthias Schnitter
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for using direct wireless links and a central...
Patent number
9,094,166
Issue date
Jul 28, 2015
InterDigital Patent Holdings, Inc.
Martino Freda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Secure wireless communications
Patent number
9,008,314
Issue date
Apr 14, 2015
Verizon Patent and Licensing Inc.
Scott D. Arena
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Sidelobe information suppression via antenna mode modulation
Patent number
8,995,474
Issue date
Mar 31, 2015
Raytheon Company
David Ulrich Fluckiger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for locking an oscillator to an incoming data s...
Patent number
8,971,423
Issue date
Mar 3, 2015
SMSC Holdings SARL
Wei Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pairing system, pairing management device, pairing method, and program
Patent number
8,850,031
Issue date
Sep 30, 2014
NEC Corporation
Takashi Oshiba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and implementation for information exchange using Markov models
Patent number
8,848,904
Issue date
Sep 30, 2014
University of Maryland, College Park
John S. Baras
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ROBUST CODE / DATA HIDING METHOD AGAINST ANALOG TRANSMISSION (OVER...
Publication number
20220368450
Publication date
Nov 17, 2022
Ismail ERTÜRK
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD, APPARATUS AND SYSTEM TO AMPLIFY AND TRANSPORT ANALOG AND DI...
Publication number
20200259581
Publication date
Aug 13, 2020
SAFE-COM WIRELESS
Henry WOJTUNIK
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPOSITE DATA TRANSPORT AND STORAGE VIA WAVEFRONT MULTIPLEXING
Publication number
20200099464
Publication date
Mar 26, 2020
SPATIAL DIGITAL SYSTEMS, INC.
Donald C.D. Chang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LED LIGHT BROAD BAND OVER POWER LINE COMMUNICATION SYSTEM
Publication number
20190363793
Publication date
Nov 28, 2019
FEDERAL LAW ENFORCEMENT DEVELOPMENT SERVICES, INC.
John C. PEDERSON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD OF TRANSMITTING AND RECEIVING SECRET DATA WITH MULTIPLE-CHAN...
Publication number
20190306701
Publication date
Oct 3, 2019
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jung Ho MYUNG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NETWORK COMMUNICATION METHODS AND APPARATUS
Publication number
20190222502
Publication date
Jul 18, 2019
Ribbon Communications Operating Company, Inc.
Karl May
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS POWER TRANSMISSION APPARATUS
Publication number
20180019617
Publication date
Jan 18, 2018
SONY CORPORATION
Hisato Hirasaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SECURE OPEN-AIR COMMUNICATION SYSTEM UTILIZING MULTICHANNEL DECOYED...
Publication number
20180019826
Publication date
Jan 18, 2018
AT&T Intellectual Property II, L.P.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SECURE OPEN-AIR COMMUNICATION SYSTEM UTILIZING MULTICHANNEL DECOYED...
Publication number
20170141854
Publication date
May 18, 2017
AT&T Intellectual Property II, L.P.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Physical Layer Encryption Using Out-Phased Array Linearized Signaling
Publication number
20170026146
Publication date
Jan 26, 2017
Massachusetts Institute of Technology
Eric R. Tollefson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR USING DIRECT WIRELESS LINKS AND A CENTRAL...
Publication number
20140248055
Publication date
Sep 4, 2014
INTERDIGITAL PATENT HOLDINGS, INC.
Martino Freda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SUBCHANNEL SECURITY AT THE OPTICAL LAYER
Publication number
20140193154
Publication date
Jul 10, 2014
Trevor Graham
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CHANNEL TRACKING IN AN ORTHOGONAL FREQUENCY-DIVISION MULTIPLEXING S...
Publication number
20140177766
Publication date
Jun 26, 2014
ATMEL CORPORATION
Athos Kasapi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HANDLING MASQUERADING ELEMENTS
Publication number
20140165211
Publication date
Jun 12, 2014
Searete LLC
Alexander J. Cohen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS FOR PREVENTING THE EXAMINATION OF DATA PACKET C...
Publication number
20140029748
Publication date
Jan 30, 2014
Baruch STERMAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS, METHODS, APPARATUS, AND COMPUTER-READABLE MEDIA FOR GENERA...
Publication number
20140006017
Publication date
Jan 2, 2014
QUALCOMM Incorporated
Dipanjan Sen
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SECURE OPEN-AIR COMMUNICATION SYSTEM UTILIZING MULTICHANNEL DECOYED...
Publication number
20130010951
Publication date
Jan 10, 2013
AT&T INTELLECTUAL PROPERTY I, L.P.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus of Multiplexing Media Streams
Publication number
20120120968
Publication date
May 17, 2012
ARRIS GROUP, INC.
Nery Strasman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SUBCHANNEL SECURITY AT THE OPTICAL LAYER
Publication number
20110206203
Publication date
Aug 25, 2011
VELLO SYSTEMS, INC.
Pavan Voruganti
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS POWER TRANSMISSION APPARATUS
Publication number
20110193417
Publication date
Aug 11, 2011
SONY CORPORATION
Hisato Hirasaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Secure Open-Air Communication System Utilizing Multi-Channel Decoye...
Publication number
20110033044
Publication date
Feb 10, 2011
AT&T CORP.
David M. Britz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING PROBABILITY OF DETECTION, IMPROVI...
Publication number
20110033051
Publication date
Feb 10, 2011
Nortel Networks Limited
David Steer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR USING DIRECT WIRELESS LINKS AND A CENTRAL...
Publication number
20110026474
Publication date
Feb 3, 2011
INTERDIGITAL PATENT HOLDINGS, INC.
Martino M. Freda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Implementation for Information Exchange Using Markov Models
Publication number
20100272256
Publication date
Oct 28, 2010
University of Maryland, College Park
John S. BARAS
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PAIRING SYSTEM, PAIRING MANAGEMENT DEVICE, PAIRING METHOD, AND PROGRAM
Publication number
20100262696
Publication date
Oct 14, 2010
NEC Corporation
Takashi Oshiba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND DEVICE FOR DATA PROCESSING IN XDSL SYSTEM
Publication number
20100254464
Publication date
Oct 7, 2010
Nokia Siemens Networks Oy
Matthias Schnitter
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATIONS SYSTEM EMPLOYING CHAOTIC SPREADING CODES WITH STATIC...
Publication number
20100165828
Publication date
Jul 1, 2010
Harris Corporation
Alan J. Michaels
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SECURE WIRELESS COMMUNICATIONS
Publication number
20100124332
Publication date
May 20, 2010
Verizon Corporate Resources Group LLC
Scott D. ARENA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NEAR FIELD COMMUNICATIONS SYSTEM HAVING ENHANCED SECURITY
Publication number
20090041241
Publication date
Feb 12, 2009
RADEUM, INC.
Douglas Howard Dobyns
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PILOT TONES IN A MULTI-TRANSMIT OFDM SYSTEM USABLE TO CAPTURE TRANS...
Publication number
20080279306
Publication date
Nov 13, 2008
QUALCOMM Incorporated
Albert van Zelst
H04 - ELECTRIC COMMUNICATION TECHNIQUE