|
| US4266228 | 12 Feb 1979 | 5 May 1981 | International Telephone and Telegraph Corporation | Circularly polarized crossed slot waveguide antenna array |
| US4825219 | 23 Ene 1987 | 25 Abr 1989 | Hughes Aircraft Company | Slot antenna in circular waveguide |
| US4872020 | 20 Oct 1988 | 3 Oct 1989 | Hughes Aircraft Company | Slot antenna in circular waveguide |
| US4916457 | 13 Jun 1988 | 10 Abr 1990 | Teledyne Industries, Inc. | Printed-circuit crossed-slot antenna |
| US5019831 | 2 Mar 1988 | 28 May 1991 | Texas Instruments Incorporated | Dual end resonant slot array antenna feed having a septum |
| US5079561 | 7 Jun 1991 | 7 Ene 1992 | Hughes Aircraft Company | Planar array waveguide antenna with L-shaped series/series coupling slots |
| US5369414 | 30 Ago 1993 | 29 Nov 1994 | Texas Instruments Incorporated | Dual end resonant array antenna feed having a septum |
| US5486837 | 21 Dic 1994 | 23 Ene 1996 | | Compact microwave antenna suitable for printed-circuit fabrication |
| US6034649 | 14 Oct 1998 | 7 Mar 2000 | Andrew Corporation | Dual polarized based station antenna |
| US6072439 | 15 Ene 1998 | 6 Jun 2000 | Andrew Corporation | Base station antenna for dual polarization |
| US6285336 | 3 Nov 1999 | 4 Sep 2001 | Andrew Corporation | Folded dipole antenna |
| US6317099 | 10 Ene 2000 | 13 Nov 2001 | Andrew Corporation | Folded dipole antenna |
| US6559797 | 5 Oct 2001 | 6 May 2003 | Hughes Electronics Corporation | Overlapping subarray patch antenna system |
| US6756937 | 6 Jun 2000 | 29 Jun 2004 | The DIRECTV Group, Inc. | Stratospheric platforms based mobile communications architecture |
| US6781555 | 5 Mar 2002 | 24 Ago 2004 | The DIRECTV Group, Inc. | Multi-beam antenna communication system and method |
| US6891813 | 12 Dic 2000 | 10 May 2005 | The DirecTV Group, Inc. | Dynamic cell CDMA code assignment system and method |
| US6895217 | 21 Ago 2000 | 17 May 2005 | The DIRECTV Group, Inc. | Stratospheric-based communication system for mobile users having adaptive interference rejection |
| US6914557 | 5 Sep 2001 | 5 Jul 2005 | The DIRECTV Group, Inc. | Micro cell architecture for mobile user tracking communication system |
| US6920309 | 6 Jun 2000 | 19 Jul 2005 | The DIRECTV Group, Inc. | User positioning technique for multi-platform communication system |
| US6941138 | 5 Sep 2000 | 6 Sep 2005 | The DIRECTV Group, Inc. | Concurrent communications between a user terminal and multiple stratospheric transponder platforms |
| US6952580 | 12 Dic 2000 | 4 Oct 2005 | The DIRECTV Group, Inc. | Multiple link internet protocol mobile communications system and method therefor |
| US7068733 | 5 Oct 2001 | 27 Jun 2006 | The DirecTV Group, Inc. | Sampling technique for digital beam former |
| US7103317 | 28 Sep 2001 | 5 Sep 2006 | The DirecTV Group, Inc. | Communication system using multiple link terminals for aircraft |
| US7167704 | 24 Mar 2006 | 23 Ene 2007 | The DirecTV Group, Inc. | Communication system using multiple link terminals for aircraft |
| US7181162 | 28 Sep 2001 | 20 Feb 2007 | The DirecTV Group, Inc. | Communication system using multiple link terminals |
| US7187949 | 15 May 2001 | 6 Mar 2007 | The DirecTV Group, Inc. | Multiple basestation communication system having adaptive antennas |
| US7215954 | 6 Jun 2000 | 8 May 2007 | The DirecTV Group, Inc. | Resource allocation method for multi-platform communication system |
| US7317916 | 14 Sep 2000 | 8 Ene 2008 | The DIRECTV Group, Inc. | Stratospheric-based communication system for mobile users using additional phased array elements for interference rejection |
| US7339520 | 4 Feb 2000 | 4 Mar 2008 | The DIRECTV Group, Inc. | Phased array terminal for equatorial satellite constellations |
| US7400857 | 28 Sep 2001 | 15 Jul 2008 | The DIRECTV Group, Inc. | Communication system using multiple link terminals |
| US7808439 | 5 Sep 2008 | 5 Oct 2010 | University of Tennessee Reserch Foundation | Substrate integrated waveguide antenna array |
| US7809403 | 15 May 2001 | 5 Oct 2010 | The DIRECTV Group, Inc. | Stratospheric platforms communication system using adaptive antennas |
| US7929984 | 12 Ene 2007 | 19 Abr 2011 | The DIRECTV Group, Inc. | Multiple basestation communication system having adaptive antennas |
