Vajira Samarasooriya

Person

Ottawa, CA

People

Patents Grantslast 30 patents

Information Patent Grant
TV white space devices using structured databases
- Patent number 9,268,800
- Issue date Feb 23, 2016
- Wi-LAN Inc.
- Jung Yee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for television band pilot sensing
- Patent number 9,143,774
- Issue date Sep 22, 2015
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio frequency front end for television band receiver and spectrum...
- Patent number 8,976,302
- Issue date Mar 10, 2015
- Wi-LAN, Inc.
- Neil Birkett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for detecting the presence of a DTV pilot tone...
- Patent number 8,949,061
- Issue date Feb 3, 2015
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless local area network using TV white space spectrum and long...
- Patent number 8,848,644
- Issue date Sep 30, 2014
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for television band pilot sensing
- Patent number 8,823,806
- Issue date Sep 2, 2014
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for protecting transmissions of wireless micropho...
- Patent number 8,792,589
- Issue date Jul 29, 2014
- Wi-LAN Inc.
- Shiquan Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
TV white space devices using structured databases
- Patent number 8,755,813
- Issue date Jun 17, 2014
- Wi-LAN, Inc.
- Jung Yee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
White space spectrum sensor for television band devices
- Patent number 8,373,759
- Issue date Feb 12, 2013
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless local area network using TV white space spectrum and long...
- Patent number 8,335,204
- Issue date Dec 18, 2012
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for carrier recovery
- Patent number 6,937,671
- Issue date Aug 30, 2005
- SpaceBridge Semiconductor Corporation
- Vajira N. S. Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS LOCAL AREA NETWORK USING TV WHITE SPACE SPECTRUM AND LONG...
- Publication number 20150085801
- Publication date Mar 26, 2015
- WI-LAN, INC.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TV WHITE SPACE DEVICES USING STRUCTURED DATABASES
- Publication number 20150058377
- Publication date Feb 26, 2015
- Wi-Lan Inc.
- Jung Yee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR TELEVISION BAND PILOT SENSING
- Publication number 20150009339
- Publication date Jan 8, 2015
- WI-LAN, INC.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method For Protecting Transmissions of Wireless Micropho...
- Publication number 20150009343
- Publication date Jan 8, 2015
- WI-LAN, INC.
- Shiquan Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR TV WHITE SPACE SPECTRUM SENSING
- Publication number 20140307565
- Publication date Oct 16, 2014
- Wi-LAN, Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TV WHITE SPACE DEVICES USING STRUCTURED DATABASES
- Publication number 20130103684
- Publication date Apr 25, 2013
- Wi-LAN, Inc.
- Jung Yee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING THE PRESENCE OF A DTV PILOT TONE...
- Publication number 20130018622
- Publication date Jan 17, 2013
- WI-LAN, INC.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS LOCAL AREA NETWORK USING TV WHITE SPACE SPECTRUM AND LONG...
- Publication number 20120320865
- Publication date Dec 20, 2012
- WI-LAN, INC.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR TELEVISION BAND PILOT SENSING
- Publication number 20120212625
- Publication date Aug 23, 2012
- WI-LAN, INC.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO FREQUENCY FRONT END FOR TELEVISION BAND RECEIVER AND SPECTRUM...
- Publication number 20120182430
- Publication date Jul 19, 2012
- WI-LAN, INC.
- Neil Birkett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method For Protecting Transmissions of Wireless Micropho...
- Publication number 20110280413
- Publication date Nov 17, 2011
- WI-LAN, INC.
- Shiquan Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WHITE SPACE SPECTRUM SENSOR FOR TELEVISION BAND DEVICES
- Publication number 20110043710
- Publication date Feb 24, 2011
- Wi-Lan Inc.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS LOCAL AREA NETWORK USING TV WHITE SPACE SPECTRUM AND LONG...
- Publication number 20100195580
- Publication date Aug 5, 2010
- WI-LAN INC.
- Vajira Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Frequency offset controller
- Publication number 20040137851
- Publication date Jul 15, 2004
- Mohammad Shahanshah Akhter
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and system for carrier recovery
- Publication number 20010024479
- Publication date Sep 27, 2001
- Vajira N. S. Samarasooriya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Vajira Samarasooriya

Person

Patents Grantslast 30 patents

TV white space devices using structured databases

Method and apparatus for television band pilot sensing

Radio frequency front end for television band receiver and spectrum...

Method and apparatus for detecting the presence of a DTV pilot tone...

Wireless local area network using TV white space spectrum and long...

Method and apparatus for television band pilot sensing

System and method for protecting transmissions of wireless micropho...

TV white space devices using structured databases

White space spectrum sensor for television band devices

Wireless local area network using TV white space spectrum and long...

Method and system for carrier recovery

Patents Applicationslast 30 patents

WIRELESS LOCAL AREA NETWORK USING TV WHITE SPACE SPECTRUM AND LONG...

TV WHITE SPACE DEVICES USING STRUCTURED DATABASES

METHOD AND APPARATUS FOR TELEVISION BAND PILOT SENSING

System and Method For Protecting Transmissions of Wireless Micropho...

SYSTEMS AND METHODS FOR TV WHITE SPACE SPECTRUM SENSING

TV WHITE SPACE DEVICES USING STRUCTURED DATABASES

METHOD AND APPARATUS FOR DETECTING THE PRESENCE OF A DTV PILOT TONE...

WIRELESS LOCAL AREA NETWORK USING TV WHITE SPACE SPECTRUM AND LONG...

METHOD AND APPARATUS FOR TELEVISION BAND PILOT SENSING

RADIO FREQUENCY FRONT END FOR TELEVISION BAND RECEIVER AND SPECTRUM...

System and Method For Protecting Transmissions of Wireless Micropho...

WHITE SPACE SPECTRUM SENSOR FOR TELEVISION BAND DEVICES

WIRELESS LOCAL AREA NETWORK USING TV WHITE SPACE SPECTRUM AND LONG...

Frequency offset controller

Method and system for carrier recovery