| Patent | Date |
|---|
Systems and Methods for GPS/GNSS Based Real Time Global Asset Tracking
App 20210382182 - Block; Barbara Ann ; et al. | 2021-12-09 |
Server algorithms to improve space based authentication
Grant 10,728,032 - Enge , et al. | 2020-07-28 |
Spoofing detection and anti-jam mitigation for GPS antennas
Grant 10,690,776 - McMilin , et al. | 2020-06-23 |
Spoofing Detection And Anti-jam Mitigation For Gps Antennas
App 20180224557 - McMilin; Emily ; et al. | 2018-08-09 |
Server Algorithms to Improve Space Based Authentication
App 20170261616 - Enge; Per K. ; et al. | 2017-09-14 |
Server algorithms to improve space based authentication
Grant 9,698,987 - Enge , et al. July 4, 2 | 2017-07-04 |
Authentication based on random bits in satellite navigation messages
Grant 9,488,731 - Enge November 8, 2 | 2016-11-08 |
Powerline-aided satellite-based navigation system
Grant 9,395,441 - Wang , et al. July 19, 2 | 2016-07-19 |
Space based authentication utilizing signals from low and medium earth orbit
Grant 9,059,784 - Enge , et al. June 16, 2 | 2015-06-16 |
Authentication Based On Random Bits In Satellite Navigation Messages
App 20150134844 - Enge; Per K. | 2015-05-14 |
Authentication based on random bits in satellite navigation messages
Grant 8,930,556 - Enge January 6, 2 | 2015-01-06 |
Server Algorithms To Improve Space Based Authentication
App 20140351576 - Enge; Per K. ; et al. | 2014-11-27 |
Space Based Authentication Utilizing Signals From Low And Medium Earth Orbit
App 20140321511 - Enge; Per K. ; et al. | 2014-10-30 |
Multipath isolation through the combined use of antenna diversity and frequency diversity
Grant 8,843,313 - Enge , et al. September 23, 2 | 2014-09-23 |
Server algorithms to improve space based authentication
Grant 8,837,728 - Enge , et al. September 16, 2 | 2014-09-16 |
Space based authentication utilizing signals from low and medium earth orbit
Grant 8,811,614 - Enge , et al. August 19, 2 | 2014-08-19 |
Space Based Authentication Utilizing Signals From Low And Medium Earth Orbit
App 20140104102 - Enge; Per K. ; et al. | 2014-04-17 |
Server Algorithms To Improve Space Based Authentication
App 20140104103 - Enge; Per K. ; et al. | 2014-04-17 |
Multipath Isolation Through the Combined Use of Antenna Diversity and Frequency Diversity
App 20130335268 - Enge; Per K. ; et al. | 2013-12-19 |
Image-aided positioning and navigation system
Grant 8,509,488 - Enge , et al. August 13, 2 | 2013-08-13 |
Authentication Based On Random Bits In Satellite Navigation Messages
App 20130060955 - Enge; Per K. | 2013-03-07 |
Secure information transfer based on global position
Grant 8,300,813 - DeLorenzo , et al. October 30, 2 | 2012-10-30 |
Secure Information Transfer Based on Global Position
App 20120087444 - DeLorenzo; David S. ; et al. | 2012-04-12 |
Authenticating a Signal Based on an Unknown Component Thereof
App 20120057658 - Levin; Peter ; et al. | 2012-03-08 |
Receiver for GPS-Like Signals
App 20120038509 - Levin; Peter L. ; et al. | 2012-02-16 |
Arrangement With Means for Ensuring Bona Fide of Received Signals
App 20120032841 - Levin; Peter ; et al. | 2012-02-09 |
Authenticating a signal based on an unknown component thereof
Grant 8,068,534 - Levin , et al. November 29, 2 | 2011-11-29 |
Receiver for GPS-like signals
Grant 8,068,533 - Levin , et al. November 29, 2 | 2011-11-29 |
Receiver with means for ensuring bona fide of received signals
Grant 8,068,054 - Levin , et al. November 29, 2 | 2011-11-29 |
Authenticating a signal based on an unknown component thereof
Grant 7,969,354 - Levin , et al. June 28, 2 | 2011-06-28 |
Receiver with means for ensuring bona fide of received signals
App 20100283671 - Levin; Peter L. ; et al. | 2010-11-11 |
Authenticating a signal based on an unknown component thereof
App 20100284442 - Levin; Peter ; et al. | 2010-11-11 |
Receiver for GPS-like signals
App 20100284441 - Levin; Peter ; et al. | 2010-11-11 |
Authenticating An Integrated Circuit Based On Stored Information
App 20100241864 - KELLEY; Jim ; et al. | 2010-09-23 |
System and method for distribution of GPS satellite information
Grant 7,574,215 - Fan , et al. August 11, 2 | 2009-08-11 |
Authenticating a signal based on an unknown component thereof
App 20090195443 - Levin; Peter ; et al. | 2009-08-06 |
Authenticating a signal based on an unknown component thereof
App 20090195354 - Levin; Peter ; et al. | 2009-08-06 |
Method and receiver using a low earth orbiting satellite signal to augment the global positioning system
Grant 5,944,770 - Enge , et al. August 31, 1 | 1999-08-31 |
Method and reciever using a low earth orbiting satellite signal to augment the global positioning system
Grant 5,812,961 - Enge , et al. September 22, 1 | 1998-09-22 |
Multi-tone DGPS beacon transmitter and receiver
Grant 5,745,075 - Enge , et al. April 28, 1 | 1998-04-28 |
Wide area differential GPS reference system and method
Grant 5,621,646 - Enge , et al. April 15, 1 | 1997-04-15 |
Method of and apparatus for two-way radio communication amongst fixed base and mobile terminal users employing meteor scatter signals for communications inbound from the mobile terminals and outbound from the base terminals via Loran communication signals
Grant 5,278,568 - Enge , et al. January 11, 1 | 1994-01-11 |
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