H04K2203/20 - CPC Classification Index

#1

20220244400

2022-08-04

Method and device for detecting a decoy operation of a GNSS system

#2

20210344378

2021-11-04

SYSTEM AND METHOD FOR NEAR FIELD COMMUNICATIONS HAVING LOCAL SECURITY

#3

20200112342

2020-04-09

SYSTEM AND METHOD FOR NEAR FIELD COMMUNICATIONS HAVING LOCAL SECURITY

#4

20200051362

2020-02-13

Card reader tampering detector

#5

20190384948

2019-12-19

NFC tags with proximity detection

#6

20190318586

2019-10-17

ATM skimmer detection based upon incidental RF emissions

#7

20190238185

2019-08-01

SYSTEM AND METHOD FOR NEAR FIELD COMMUNICATIONS HAVING LOCAL SECURITY

#8

20190116078

2019-04-18

Apparatuses, systems, and methods for communicating using MIMO and spread spectrum coding in backscatter of ambient signals

#9

20190096197

2019-03-28

ATM skimmer detection based upon incidental RF emissions

#10

20180336756

2018-11-22

Card reader tampering detector

#11

20180276517

2018-09-27

RFID disruption device and related methods

#12

20180241604

2018-08-23

Apparatuses, systems, and methods for communicating using MIMO and spread spectrum coding in backscatter of ambient signals

#13

20180082548

2018-03-22

ATM skimmer detection based upon incidental RF emissions

#14

20180061188

2018-03-01

ATM skimmer detection based upon incidental RF emissions

#15

20170344765

2017-11-30

NFC tags with proximity detection

#16

20170237468

2017-08-17

SYSTEM AND METHOD FOR NEAR FIELD COMMUNICATIONS HAVING LOCAL SECURITY

#17

20170039465

2017-02-09

Middleware device, driving method of reader and method for determining misrecognition of tag

#18

20160191197

2016-06-30

Automated banking machine that outputs interference signals to jam reading ability of unauthorized card reader devices

#19

20160072611

2016-03-10

RFID disruption device and related methods

#20

20150311998

2015-10-29

Inhibiting unauthorised contactless reading of a contactless readable object

#21

20150229434

2015-08-13

Electronic countermeasures transponder system

#22

20150213428

2015-07-30

ATM skimmer detection based upon incidental RF emissions

#23

20140158768

2014-06-12

Automated banking machine that outputs interference signals to jam reading ability of unauthorized card reader devices

#24

20130307687

2013-11-21

Passive device shield with proximity change alert

#25

20130299586

2013-11-14

Self service terminal, an anti-skimming unit, a card reader device, a bezel, a method of jamming and use of an anti-skimming unit

#26

20130106576

2013-05-02

Detecting RFID tag and inhibiting skimming

#27

20110130085

2011-06-02

Method and apparatus for identifying read zone of RFID reader

#28

20110114732

2011-05-19

Secured identification document

#29

20110095868

2011-04-28

RFID protection system, device, combination, and related methods

#30

20110084796

2011-04-14

METHOD AND SYSTEM FOR SECURE RFID COMMUNICATION BETWEEN A NOISY READER AND A COMMUNICATING OBJECT

#31

20100141547

2010-06-10

Shielded contactless electronic document

#32

20100069011

2010-03-18

Methods and Apparatus For Self-Jamming Suppression In A Radio Frequency Identification (RFID) Reader

#33

20100033305

2010-02-11

Method and system for secure communication

#34

20090258592

2009-10-15

Radio frequency identification tag and operating method thereof

#35

20090224035

2009-09-10

Device for protecting contactless communication objects against fraud

#36

20090081943

2009-03-26

SYSTEM AND METHOD FOR NEAR FIELD COMMUNICATIONS HAVING LOCAL SECURITY

#37

20090066481

2009-03-12

METHOD AND APPARATUS FOR IMPROVING THE EFFICIENCY AND ACCURACY OF RFID SYSTEMS

#38

20090021343

2009-01-22

RFID Intrusion Protection System and Methods

#39

20080258877

2008-10-23

Secure self scan

#40

20080237346

2008-10-02

System for secure communication between a contactless card reader and a card

#41

20080166962

2008-07-10

Method and device for providing active security to a contact-free electronic device

#42

20080164984

2008-07-10

Security System for Vehicles, Trucks and Shipping Containers

#43

20080081551

2008-04-03

Radio frequency identification apparatus, system and method adapted for self-jammer cancellation

#44

20080055093

2008-03-06

Shield for radio frequency ID tag or contactless smart card

#45

20070293142

2007-12-20

Secure Contactless Communication Device and Method

#46

20070252687

2007-11-01

METHOD AND APPARATUS FOR IMPROVING THE EFFICIENCY AND ACCURACY OF RFID SYSTEMS

#47

20070252677

2007-11-01

METHOD AND APPARATUS FOR IMPROVING THE EFFICIENCY AND ACCURACY OF RFID SYSTEMS

#48

20070205953

2007-09-06

Shielded contactless electronic document

#49

20070194931

2007-08-23

RFID—sensor system for lateral discrimination

#50

20070096924

2007-05-03

RFID protection system, device, combination, and related methods

#51

20070075145

2007-04-05

Jammer for tags and smart cards

#52

20070046439

2007-03-01

Radio frequency identification system with device for protecting privacy and method of operation

#53

20070016944

2007-01-18

Method and apparatus for creating scramble signals in RFID

#54

20060226969

2006-10-12

Method and apparatus for a privacy enabling radio frequency identification (RFID) reader

#55

20050212673

2005-09-29

System and method for selectively reading RFID devices

#56

20050212660

2005-09-29

Method and apparatus for improving the efficiency and accuracy of RFID systems

#57

14946793

2016-11-22

Low-noise amplifier mixer with coupled inductors