H04K3/226 - CPC Classification Index

#1

20260019187

2026-01-15

Communications System Using PAA and LMS Filter for Removing Jamming Signals

#2

20250286646

2025-09-11

Electronic Apparatus for Jamming and Operation Method Thereof

#3

20240322935

2024-09-26

JAMMER DETECTION

#4

20240297730

2024-09-05

SYSTEM AND METHOD FOR TRIGGERING AN ALARM DURING A SENSOR JAMMING ATTACK

#5

20240106562

2024-03-28

FAST AUTOMATIC GAIN CONTROL IN BYPASS AND FILTER MODES

#6

20230422050

2023-12-28

METHODS AND TOOLS FOR ASSISTING IN THE CONFIGURATION OF A WIRELESS RADIO NETWORK

#7

20230388042

2023-11-30

WIRELESS COMMUNICATION SYSTEM WITH DETECTORS FOR EXTRANEOUS RECEIVED SIGNALS

#8

20230299869

2023-09-21

System for aerial interferences cancellation and RF encryption and geolocation inhibition

#9

20230075485

2023-03-09

System and method for triggering an alarm during a sensor jamming attack

#10

20220393785

2022-12-08

Radio frequency jamming or interference detection and mitigation in an electronic monitoring system

#11

20220209885

2022-06-30

Method and apparatus for adaptive anti-jamming communications based on deep double-Q reinforcement learning

#12

20220131634

2022-04-28

Radio-based detector and method to protect against unpredictable interference in industrial wireless communications

#13

20220069936

2022-03-03

Method for securing a communication user equipment from a jamming attack

#14

20210409961

2021-12-30

System and method for optimizing a channel switch mechanism between DFS channels

#15

20210385001

2021-12-09

Ensuring transmissions are completed in a wireless network

#16

20210344438

2021-11-04

DFS radar detection

#17

20210328706

2021-10-21

Wireless communication system with detectors for extraneous received signals

#18

20210014690

2021-01-14

Methods and network devices for reporting network dysfunction in a wireless communication network

#19

20210013989

2021-01-14

System and method for triggering an alarm during a sensor jamming attack

#20

20200195367

2020-06-18

System and method for triggering an alarm during a sensor jamming attack

#21

20200187013

2020-06-11

Spectrum sharing system and method thereof

#22

20190363819

2019-11-28

Link 16 transceiver with integral signal nulling system

#23

20190356408

2019-11-21

Wireless communication system with detectors for extraneous received signals

#24

20190296839

2019-09-26

Radio wave state analysis method

#25

20190293781

2019-09-26

Coexistence of radio communication and radar probing

#26

20190132074

2019-05-02

Method for handling of jamming affecting a wireless device

#27

20190128997

2019-05-02

Waveform model

#28

20190044641

2019-02-07

System and method for triggering an alarm during a sensor jamming attack

#29

20180367175

2018-12-20

Low-power receiving using a jamming detection mode

#30

20180359730

2018-12-13

Method and apparatus for managing channel in WLAN system

#31

20180234175

2018-08-16

Photonic implementation of jamming avoidance response

#32

20180196142

2018-07-12

Method and apparatus for providing secure timing and position synchronization from GNSS

#33

20180192413

2018-07-05

Methods and systems for capturing signals in accordance with allocated resources

#34

20180180714

2018-06-28

Unique frequency plan and baseband design for low power radar detection module

#35

20180115909

2018-04-26

Dynamic frequency selection with discrimination

#36

20180098351

2018-04-05

Apparatus, system and method of radar detection

#37

20180091252

2018-03-29

SYSTEMS AND METHODS FOR VEHICLE TRACKING

#38

20180059213

2018-03-01

Radar detection and/or protection in a wireless communication system operating in a spectrum shared with at least one radar system

#39

20180006758

2018-01-04

Systems and methods for detecting wireless communication jamming in a network

#40

20170346514

2017-11-30

Low-power receiving using a scouting mode

#41

20170303123

2017-10-19

System and a computer-implemented method for multi path communication with an unmanned aerial vehicle during a mission

#42

20170290081

2017-10-05

Methods and systems for enabling end-user equipment at an end-user premise to effect communications when an ability of the end-user equipment to communicate via a communication link connecting the end-user equipment to a communications network is disrupted

#43

20170214486

2017-07-27

Device and method for anti-jamming using decoy signal

#44

20170117968

2017-04-27

Photonic implementation of jamming avoidance response

#45

20170094651

2017-03-30

Channel availability coordination for Wi-Fi and unlicensed bands using radio access network

#46

20170026076

2017-01-26

Systems and method for adaptive frequency management utilizing multiple frequency sets

#47

20160344509

2016-11-24

Systems and methods for vehicle tracking

#48

20160100320

2016-04-07

Methods and tools for persistent spectrum analysis of an operating radio frequency band

#49

20160021590

2016-01-21

Radio device and a method for the transmission of information

#50

20160014613

2016-01-14

Methods and tools for assisting in the configuration of a wireless radio network

#51

20150139160

2015-05-21

Full duplex radio transceiver with remote radar detection

#52

20140328286

2014-11-06

Radar detection in a broadband radio communication system

#53

20140254346

2014-09-11

Enhanced radar detection for communication networks

#54

20140253361

2014-09-11

Systems and methods for detecting radar signals

#55

20140219142

2014-08-07

Agile duplexing wireless radio devices

#56

20140206343

2014-07-24

Method for uplink jammer detection and avoidance in long-term evolution (LTE) networks

#57

20140120966

2014-05-01

Radio transceiver with improved radar detection

#58

20140112279

2014-04-24

Communication terminal device and method, base station device, and communication system

#59

20140105263

2014-04-17

Systems and method for orthogonal frequency divisional multiplexing

#60

20130344823

2013-12-26

Method and Arrangement in A Wireless Communication Device

#61

20130307687

2013-11-21

Passive device shield with proximity change alert

#62

20130288734

2013-10-31

Cognitive radio methodology, physical layer policies and machine learning

#63

20130259165

2013-10-03

Circuit and method for distinguishing between an OFDM signal and a radar signal

#64

20130194944

2013-08-01

System and method to avoid interference with radar systems

#65

20130170586

2013-07-04

Radar detection method and system using low-resolution FFTS

#66

20130128927

2013-05-23

SYSTEM AND METHOD FOR DETECTING CHIRPING RADAR PULSES

#67

20130086664

2013-04-04

System and method for authenticating a request for access to a secured device

#68

20130033381

2013-02-07

Cargo theft prevention using text messaging

#69

20120273289

2012-11-01

System and method for self-detecting vehicle theft

#70

20120229329

2012-09-13

METHOD AND SYSTEM FOR DETECTING RADAR SIGNALS

#71

20120213086

2012-08-23

Wireless LAN device and controlling method thereof

#72

20120195184

2012-08-02

Systems and methods for orthogonal frequency divisional multiplexing

#73

20120113800

2012-05-10

Methods and systems for enabling end-user equipment at an end-user premise to effect communications when an ability of the end-user to communicate via a communication link connecting the end-user equipment to a communications network is disrupted

#74

20120076183

2012-03-29

Systems and method for orthogonal frequency division multiplexing

#75

20120057475

2012-03-08

Methods and apparatus to perform jamming based on signal and interference in peer-to-peer networks

#76

20120052793

2012-03-01

Bluetooth-enabled femto pilot gating

#77

20120038512

2012-02-16

Satellite receiver and method for navigation using merged satellite system signals

#78

20110312354

2011-12-22

WIRELESS DISASTER-PREVENTION NODE AND WIRELESS DISASTER-PREVENTION SYSTEM

#79

20110255621

2011-10-20

Synchronized multipoint-to-point communication using orthogonal frequency division

#80

20110242963

2011-10-06

Systems and methods for orthogonal frequency division multiplexing

#81

20110163896

2011-07-07

Security system for mass transit and mass transportation

#82

20110159827

2011-06-30

Monitoring channels

#83

20110151799

2011-06-23

Apparatus and method for detecting communication interference

#84

20110151795

2011-06-23

Apparatus and method for maintaining communications with a vehicle in the presence of jamming

#85

20110151791

2011-06-23

Apparatus and method for maintaining communication with a stolen vehicle tracking device

#86

20110151768

2011-06-23

Apparatus and method for detecting jamming of communications

#87

20110150053

2011-06-23

Method of detecting a radar signal, radar detection module, and wireless transceiver including the same

#88

20110149791

2011-06-23

Distributed spectrum sensing

#89

20110148713

2011-06-23

Apparatus And Method For Tracking Stolen Vehicles

#90

20110096729

2011-04-28

Wireless communication system, wireless communication apparatus, wireless communication method, and computer program

#91

20100290414

2010-11-18

Device, system, and method for establishing wireless communication between LANS

#92

20100260147

2010-10-14

System and method for supporting handovers between different radio access technologies of a wireless communications system

#93

20100255771

2010-10-07

Crisis response system including cell jamming device

#94

20100248667

2010-09-30

Enhanced jamming detection

#95

20100246420

2010-09-30

Enhanced channel detection

#96

20100225530

2010-09-09

METHOD OF HANDLING RADAR SIGNALS FOR A WIRELESS COMMUNICATION DEVICE

#97

20100194623

2010-08-05

Radar detection circuit for a WLAN transceiver

#98

20100134280

2010-06-03

Tracking system with redundant security and retransmission features

#99

20100061318

2010-03-11

CHANNEL SCAN METHOD AND ARCHITECTURE FOR WIRELESS COMMUNICATION SYSTEMS

#100

20100060508

2010-03-11

Method for detection of radar signals

#101

20100022213

2010-01-28

Radar detection algorithm

#102

20100015910

2010-01-21

Counter-intelligence signal enabled communication device

#103

20100014605

2010-01-21

System for multiple use subchannels

#104

20090325478

2009-12-31

Mobile jamming attack method in wireless sensor network and method defending the same

#105

20090316816

2009-12-24

Method for multiple use subchannels

#106

20090315991

2009-12-24

Wireless video surveillance jamming and interference prevention

#107

20090311963

2009-12-17

Methods of Remotely Identifying, Suppressing, Disabling and Access Filtering Wireless Devices of Interest Using Signal Timing and Intercept Receivers to Effect Power Reduction, Minimization of Detection, and Minimization of Collateral Interfernce.

#108

20090310583

2009-12-17

Wireless communication apparatus and communication method therefor

#109

20090275287

2009-11-05

Wireless video surveillance jamming and interface prevention

#110

20090262004

2009-10-22

Apparatus for detecting radar signals and the method thereof

#111

20090238065

2009-09-24

SYSTEM AND METHOD FOR CONTENTION BASED TONES IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#112

20090225818

2009-09-10

Systems and method for orthogonal frequency divisional multiplexing

#113

20090160696

2009-06-25

CONFIGURABLE RADAR DETECTION AND AVOIDANCE SYSTEM FOR WIRELESS OFDM TRANCEIVERS

#114

20090143019

2009-06-04

Method and apparatus for distributed spectrum sensing for wireless communication

#115

20090122883

2009-05-14

FOLLOW-UP SYNCHRONIZATION TO MAINTAIN SYNCHRONIZATION THROUGHOUT TRANSMISSION

#116

20090122881

2009-05-14

FOLLOW-UP SYNCHRONIZATION TO MAINTAIN SYNCHRONIZATION THROUGHOUT TRANSMISSION

#117

20090103720

2009-04-23

Method and system for secure and anti jamming wireless communication with high spectral efficiency

#118

20090092040

2009-04-09

Methods and systems for selecting modulation in an orthogonal frequency division multiplexing system

#119

20090080554

2009-03-26

Tone allocation in multipoint-to-point communication using orthogonal frequency division multiplexing

#120

20090080553

2009-03-26

Synchronization techniques in multipoint-to-point communication using orthogonal frequency division multiplexing

#121

20090080552

2009-03-26

SYSTEM FOR MULTIPLE USE SUBCHANNELS

#122

20090080505

2009-03-26

Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system

#123

20090074095

2009-03-19

System for multi-frame alignment

#124

20090074087

2009-03-19

SYSTEM FOR FOLLOW-UP SYNCHRONIZATION TO MAINTAIN SYNCHRONIZATION THROUGHOUT TRANSMISSION

#125

20090067516

2009-03-12

Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system

#126

20090067340

2009-03-12

Mobile communication system and a mobile station, a base transceiver station and a method for use therein

#127

20090067319

2009-03-12

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#128

20080293353

2008-11-27

Cognitive radio methodology, physical layer policies and machine learning

#129

20080291113

2008-11-27

ANTENNA SWITCHING SYSTEM AND RELATED METHOD FOR SWITCHING BETWEEN FIRST AND SECOND ANTENNAS HAVING DIFFERENT GAINS

#130

20080273607

2008-11-06

Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system

#131

20080253435

2008-10-16

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#132

20080240410

2008-10-02

Systems and method for orthogonal frequency divisional multiplexing

#133

20080240214

2008-10-02

Systems and method for orthogonal frequency divisional multiplexing

#134

20080225692

2008-09-18

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#135

20080225691

2008-09-18

Systems and method for orthogonal frequency divisional multiplexing

#136

20080225690

2008-09-18

Systems and method for orthogonal frequency divisional multiplexing

#137

20080164984

2008-07-10

Security System for Vehicles, Trucks and Shipping Containers

#138

20080123514

2008-05-29

METHODS FOR MULTIFRAME ALIGNMENT

#139

20080103649

2008-05-01

Method of near real-time band jamming prevention

#140

20080100494

2008-05-01

Wireless communication system, wireless communication apparatus, wireless communication method, and computer program

#141

20080082598

2008-04-03

Systems and method for orthogonal frequency divisional multiplexing

#142

20080080604

2008-04-03

Spectrum-sensing algorithms and methods

#143

20080063010

2008-03-13

Systems and method for orthogonal frequency divisional multiplexing

#144

20080056398

2008-03-06

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#145

20080056119

2008-03-06

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#146

20080049860

2008-02-28

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#147

20080049856

2008-02-28

SYSTEMS AND METHOD FOR ORTHOGONAL FREQUENCY DIVISIONAL MULTIPLEXING

#148

20080049604

2008-02-28

Systems and method for orthogonal frequency divisional multiplexing

#149

20080049603

2008-02-28

System and method for multiframe alignment in a multipoint-to-point orthogonal frequency division multiplexing system

#150

20080049599

2008-02-28

TONE HOPPING IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION SYSTEM

#151

20080043704

2008-02-21

SYSTEM AND METHOD FOR ORDERWIRE MODULATION IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#152

20080043612

2008-02-21

Synchronization of remote units using multiple adjustments

#153

20080043611

2008-02-21

Method and system for dynamic bandwidth allocation

#154

20080040763

2008-02-14

System and method for contention based tones in a multipoint-to-point orthogonal frequency division multiplexing system

#155

20080037663

2008-02-14

Timing and symbol alignment in multipoint-to-point communication using orthogonal frequency division multiplexing

#156

20080037415

2008-02-14

SYSTEM AND METHOD FOR RANGING IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#157

20080037414

2008-02-14

SYSTEM AND METHOD FOR MULTIFRAME ALIGNMENT IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#158

20080037412

2008-02-14

System and method for round trip delay adjustment in a multipoint-to-point orthogonal frequency division multiplexing system

#159

20080031373

2008-02-07

System and method for contention based tones in a multipoint-to-point orthogonal frequency division multiplexing system

#160

20080031127

2008-02-07

SYSTEM AND METHOD FOR ORDERWIRE MODULATION IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#161

20080025284

2008-01-31

SYSTEM FOR MULTI-FRAME ALIGNMENT

#162

20080025202

2008-01-31

SCANNING BY REMOTES IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#163

20080025201

2008-01-31

SYSTEM AND METHOD FOR RANGING AND ROUND TRIP DELAY ADJUSTMENT IN A MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#164

20070297527

2007-12-27

Synchronization techniques in multipoint-to-point communication using orthogonal frequency division multiplexing

#165

20070286240

2007-12-13

GUARD TONES IN A MULTI-POINT TO POINT ORTHOGINAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#166

20070281638

2007-12-06

Radar detection circuit for a WLAN transceiver

#167

20070280099

2007-12-06

MULTIFRAME ALIGNMENT IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#168

20070274202

2007-11-29

FORWARD-LOOKING TONE ALLOCATION IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#169

20070274200

2007-11-29

REMOTE BAND SCANNING IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULITIPLEXING COMMUNICATION

#170

20070264935

2007-11-15

FDD/TDD wireless link for UNII band

#171

20070263665

2007-11-15

SYSTEMS FOR CONTENTION-BASED BANDWIDTH REQUESTS IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEMS

#172

20070253500

2007-11-01

METHOD FOR MULTIPLE USE SUBCHANNELS

#173

20070253323

2007-11-01

Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing

#174

20070253322

2007-11-01

System for multiple use subchannels

#175

20070248146

2007-10-25

Methods and systems for tone hopping

#176

20070248001

2007-10-25

Method and system for forward-looking tone allocation

#177

20070245394

2007-10-18

Training premable in multipoint-to-point communication using orthogonal frequency division multiplexing

#178

20070242597

2007-10-18

Scanning by remotes in multipoint-to-point communication using orthogonal frequency division multiplexing

#179

20070237182

2007-10-11

CONTENTION-BASED ACCESS IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#180

20070237070

2007-10-11

METHODS FOR CONTENTION-BASED BANDWIDTH REQUESTS IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEMS

#181

20070237066

2007-10-11

Systems for contention-based bandwidth requests in orthogonal frequency division multiplexing systems

#182

20070230325

2007-10-04

Method and system for training sequences

#183

20070223363

2007-09-27

Control modulation in multipoint-to-point communication using orthogonal frequency division multiplexing

#184

20070223362

2007-09-27

System for oderwire modulation

#185

20070223361

2007-09-27

Method for orderwire modulation

#186

20070217325

2007-09-20

DISTRIBUTED CONTROL IN SYNCHRONIZING REMOTE UNITS TO HOST UNIT

#187

20070217324

2007-09-20

DISTRIBUTED CONTROL IN SYNCHRONIZING REMOTE UNITS TO HOST UNIT

#188

20070211617

2007-09-13

VARIABLE ERROR CORRECTION IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#189

20070206693

2007-09-06

ADAPTIVE MODULATION IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#190

20070206491

2007-09-06

DISTRIBUTED CONTROL OF POWER IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#191

20070204317

2007-08-30

SYMBOL ALIGNMENT IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#192

20070201628

2007-08-30

DISTRIBUTED CONTROL OF POWER IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#193

20070201573

2007-08-30

SYSTEM FOR VARIABLE FORWARD ERROR CORRECTION IN A MULTIPOINT TO POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#194

20070201352

2007-08-30

Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system

#195

20070201348

2007-08-30

Use of identifier of remote unit for downstream signals

#196

20070201347

2007-08-30

USE OF GUARD BANDS IN MULTIPOINT-TO-POINT ORTHGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#197

20070201346

2007-08-30

Multipoint-to-point communication using orthgonal frequency division multiplexing and identification codes

#198

20070201345

2007-08-30

DISTRIBUTED CONTROL OF CARRIER FREQUENCY IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#199

20070199034

2007-08-23

System for multi-frame alignment

#200

20070195902

2007-08-23

METHOD FOR VARIABLE FORWARD ERROR CORRECTION IN A MULTI-POINT TO POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM

#201

20070195901

2007-08-23

Method and system for adaptive modulation

#202

20070195689

2007-08-23

Method and system for adaptive modulation

#203

20070195687

2007-08-23

SYMBOL ALIGNMENT IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#204

20070192815

2007-08-16

Method for tone hopping in a multipoint-to-point orthogonal frequency division multiplexing communication system

#205

20070188376

2007-08-16

Radar protection device for wireless networks

#206

20070186261

2007-08-09

DATA-SPECIFIC BANDWIDTH ALLOCATION IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHGONAL FREQUENCY DIVISION MULTIPLEXING

#207

20070186260

2007-08-09

METHODS FOR MULTIFRAME ALIGNMENT

#208

20070186258

2007-08-09

Tone allocation in multipoint-to-point communication using orthgonal frequency division multiplexing

#209

20070183591

2007-08-09

Synchronization of remote units for a communication network

#210

20070174890

2007-07-26

Synchronized multipoint-to-point communication using orthogonal frequency division

#211

20070162946

2007-07-12

Round trip delay adjustment in multipoint-to-point communication using orthogonal frequency division multiplexing

#212

20070162943

2007-07-12

MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#213

20070157278

2007-07-05

CONTENTION-BASED ACCESS TO TONES IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) WAVEFORM

#214

20070157277

2007-07-05

Multipoint-to-point communication using orthogonal frequency division multiplexing

#215

20070147229

2007-06-28

Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system

#216

20070135036

2007-06-14

Jamming presence

#217

20070116209

2007-05-24

Multipoint-to-point communication using orthogonal frequency division multiplexing

#218

20070115803

2007-05-24

MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING

#219

20070110220

2007-05-17

DISTRIBUTED CONTROL OF CARRIER FREQUENCY IN MULTIPOINT-TO-POINT ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION

#220

20070110096

2007-05-17

CONTENTION-BASED ACCESS TO TONES IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) WAVEFORM

#221

20070077892

2007-04-05

Method of detecting interference in a communication signal

#222

20070040672

2007-02-22

Security system for mass transit and mass transportation

#223

20070037572

2007-02-15

Data transmission system

#224

20070032211

2007-02-08

Radar detection apparatus and method thereof

#225

20060264168

2006-11-23

Processor based frequency selective jamming and communications system

#226

20060258296

2006-11-16

Method and system for detecting radar signals

#227

20060252418

2006-11-09

Systems and methods for RF spectrum management

#228

20060215605

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