Modulating a light source in a light based positioning system with applied DC bias Application US-10484092-B2 United States of America 19 Nov 2019
Method and system for modifying a beacon light source for use in a light based… Application US-10420181-B2 United States of America 17 Sep 2019
Method and system for modifying a beacon light source for use in a light based… Application US-10334683-B2 United States of America 25 Jun 2019
Method and system for modifying a beacon light source for use in a light based… Application US-10321531-B2 United States of America 11 Jun 2019
Independent beacon based light position system Application US-10302734-B2 United States of America 28 May 2019
Self-identifying one-way authentication method using optical signals Application US-10291321-B2 United States of America 14 May 2019
Method and system for configuring an imaging device for the reception of digital pulse… Application US-10237489-B2 United States of America 19 Mar 2019
System and method for communication with a mobile device via a positioning system… Application US-10230466-B2 United States of America 12 Mar 2019
Independent beacon based light position system Grant US-10024949-B2 United States of America 17 Jul 2018
Independent beacon based light position system Grant US-10024948-B2 United States of America 17 Jul 2018
System and method for communication with a mobile device via a positioning system… Grant US-10003401-B2 United States of America 19 Jun 2018
System and method for communication with a mobile device via a positioning system… Grant US-9991956-B2 United States of America 05 Jun 2018
Self-indentifying one-way authentication method using optical signals Grant US-9973273-B2 United States of America 15 May 2018
Independent beacon based light position system Grant US-9952305-B2 United States of America 24 Apr 2018
Method and apparatus for switching between cameras in a mobile device to receive a light… Grant US-9918013-B2 United States of America 13 Mar 2018
Method and system for video processing to remove noise from a digital video sequence… Grant US-9888203-B2 United States of America 06 Feb 2018
System and method for communication with a mobile device via a positioning system… Grant US-9882639-B2 United States of America 30 Jan 2018
System and method for communication with a mobile device via a positioning system… Grant US-9876568-B2 United States of America 23 Jan 2018
Independent beacon based light position system Grant US-9835710-B2 United States of America 05 Dec 2017
Independent beacon based light position system Grant US-9829559-B2 United States of America 28 Nov 2017
Method and system for configuring an imaging device for the reception of digital pulse… Grant US-9813633-B2 United States of America 07 Nov 2017
Method and system for modifying a beacon light source for use in a light based… Grant US-9723676-B2 United States of America 01 Aug 2017
Method and system for configuring an imaging device for the reception of digital pulse… Grant US-9723219-B2 United States of America 01 Aug 2017
System and method for communication with a mobile device via a positioning system… Grant US-9692510-B2 United States of America 27 Jun 2017
System and method for communication with a mobile device via a positioning system… Grant US-9509402-B2 United States of America 29 Nov 2016
Self-identifying one-way authentication method using optical signals Grant US-9444547-B2 United States of America 13 Sep 2016
Location-based mobile services and applications Grant US-9418115-B2 United States of America 16 Aug 2016
Method and system for configuring an imaging device for the reception of digital pulse… Grant US-9398190-B2 United States of America 19 Jul 2016
Method and system for video processing to remove noise from a digital video sequence… Grant US-9374524-B2 United States of America 21 Jun 2016
Method for hiding the camera preview view during position determination of a mobile device Grant US-9288293-B2 United States of America 15 Mar 2016
Independent beacon based light position system Grant US-9287976-B2 United States of America 15 Mar 2016
Content delivery based on a light positioning system Grant US-9055200-B1 United States of America 09 Jun 2015
Content delivery based on a light positioning system Grant US-9054803-B1 United States of America 09 Jun 2015
Method and system for determining the position of a device in a light based positioning… Grant US-8994799-B2 United States of America 31 Mar 2015
Light positioning system using digital pulse recognition Grant US-8994814-B2 United States of America 31 Mar 2015
Content delivery based on a light positioning system Grant US-8964016-B2 United States of America 24 Feb 2015
Content delivery based on a light positioning system Grant US-8957951-B1 United States of America 17 Feb 2015
Method and system for tracking and analyzing data obtained using a light based… Grant US-8947513-B2 United States of America 03 Feb 2015
Method and system for video processing to determine digital pulse recognition tones Grant US-8520065-B2 United States of America 27 Aug 2013
Method and system for modulating a beacon light source in a light based positioning system Grant US-8457502-B2 United States of America 04 Jun 2013
Method and system for demodulating a digital pulse recognition signal in a light based… Grant US-8436896-B2 United States of America 07 May 2013
Device for dimming a beacon light source used in a light based positioning system Grant US-8432438-B2 United States of America 30 Apr 2013
Method and system for digital pulse recognition demodulation Grant US-8416290-B2 United States of America 09 Apr 2013
Method and system for modulating a light source in a light based positioning system using… Grant US-8334901-B1 United States of America 18 Dec 2012
Method and system for configuring an imaging device for the reception of digital pulse… Grant US-8334898-B1 United States of America 18 Dec 2012
Light positioning system using digital pulse recognition Grant US-8248467-B1 United States of America 21 Aug 2012