| 8842043 |
Methods to extend the frequency lock range of a received RF signal using a preamble-based frequency estimate |
Roger A. McDanell, Glenn A. Walker, Eric A. Dibiaso |
2014-09-23 |
| 8442425 |
Satellite receiver performance enhancements |
Glenn A. Walker, Eric A. Dibiaso, Roger A. McDanell |
2013-05-14 |
| 7957333 |
Receiver system and method for switching among a plurality of antenna elements to receive a signal |
Glenn A. Walker, Eric A. Dibiaso, Jerral Long |
2011-06-07 |
| 7830983 |
Method to minimize degradation in a D-MPSK hierarchical modulation system |
Eric A. Dibiaso, Glenn A. Walker |
2010-11-09 |
| 7822149 |
Method to enable single frequency network optimization |
Eric A. Dibiaso, Glenn A. Walker |
2010-10-26 |
| 7804796 |
Method and system for sending and receiving satellite digital radio programming information for multiple channels |
Glenn A. Walker |
2010-09-28 |
| 7792482 |
Communication service subscription management |
Glenn A. Walker, Joseph Dockemeyer, Harry Diamond, Linda L. Miner |
2010-09-07 |
| 7773697 |
Method to demodulate amplitude offsets in a differential modulation system |
Eric A. Dibiaso, Glenn A. Walker |
2010-08-10 |
| 7751497 |
Method to minimize compatibility error in hierarchical modulation using variable phase |
Glenn A. Walker, Eric A. Dibiaso |
2010-07-06 |
| 7657225 |
Method to minimize compatibility error in hierarchical modulation using variable phase |
Glenn A. Walker, Eric A. Dibiaso |
2010-02-02 |
| 7656966 |
Method to increase performance of secondary data in a heirarchial modulation scheme |
Glenn A. Walker, Eric A. Dibiaso |
2010-02-02 |
| 7512159 |
Method for variable performance in communication systems |
Glenn A. Walker, Eric A. Dibiaso |
2009-03-31 |
| 7499696 |
Method to optimize hierarchical modulation for a diversity system |
Eric A. Dibiaso, Glenn A. Walker |
2009-03-03 |
| 7480351 |
Technique for demodulating level II hierarchical data |
Eric A. Dibiaso, Glenn A. Walker |
2009-01-20 |
| 7386056 |
Method to increase performance of secondary data in a hierarchical modulation scheme |
Glenn A. Walker, Eric A. Dibiaso |
2008-06-10 |
| 7280613 |
Method to inject hierarchical data onto single carrier stream |
Glenn A. Walker, Eric A. Dibiaso |
2007-10-09 |
| 7230992 |
Method to create hierarchical modulation in OFDM |
Glenn A. Walker, Eric A. Dibiaso |
2007-06-12 |
| 7230998 |
Method to increase performance of secondary data in a hierarchical modulation scheme |
Glenn A. Walker, Eric A. Dibiaso |
2007-06-12 |
| 7215713 |
Method to minimize compatibility error in hierarchical modulation |
Glenn A. Walker, Eric A. Dibiaso |
2007-05-08 |
