| Patent Number |
Title Of Patent |
Date Issued |
| 7317916 |
Stratospheric-based communication system for mobile users using additional phased array elements |
January 8, 2008 |
| A communication system has a stratospheric platform with a payload controller and a phased array antenna having a plurality of main array elements for generating a plurality of communication beams and a plurality of auxiliary elements for canceling interference between the communicat |
| 7215954 |
Resource allocation method for multi-platform communication system |
May 8, 2007 |
| A mobile wireless communications system including a plurality of individual transponding nodes of various types, all in communication with a central processing hub. A local user signal is processed by the central processing hub and radiated through multiple paths to a plurality of the |
| 7089000 |
Multi-node wireless communication system with multiple transponding platforms |
August 8, 2006 |
| A mobile wireless communications system including a plurality of individual transponding platforms all in communication with a central processing hub. A signal processed by the central processing hub is radiated simultaneously through multiple paths to a plurality of the individual t |
| 7046718 |
Coherent phase synchronous code division multiple access communications from multiple transponde |
May 16, 2006 |
| A method for coherent phase synchronous CDMA communications between a gateway and multiple subscribers via multiple transponder platforms that includes the step of synchronizing a local reference clock for each subscriber in a service area to a single master reference clock for multi |
| 6990314 |
Multi-node point-to-point satellite communication system employing multiple geo satellites |
January 24, 2006 |
| A wireless communication system includes a satellite constellation consisting of a plurality of satellites. Each of the plurality of satellites is in an orbit whose eccentricity and inclination are perturbed relative to the same geosynchronous orbit. Each of the satellites in the con |
| 6963548 |
Coherent synchronization of code division multiple access signals |
November 8, 2005 |
| A novel method and apparatus is described for reducing the number of CDMA codes for a constellation of multiple trasponder platforms serving a number of subscribers in the same service area. A coherent processing technique synchronizes the phase of CDMA signals arriving at a subscriber |
| 6920309 |
User positioning technique for multi-platform communication system |
July 19, 2005 |
| A mobile wireless communications system including a plurality of individual transponding nodes all in communication with a central processing hub. A local user signal is processed by the central processing hub and radiated through multiple paths to a plurality of the plurality of individ |
| 6914557 |
Micro cell architecture for mobile user tracking communication system |
July 5, 2005 |
| A system and method for tracking a user. The system is adapted for use in a wireless communication system and creates a plurality of beams within a coverage area. A first beam is directed at a user in a first microcell and a number of additional beams illuminate microcells immediately ad |
| 6909875 |
Multi-platform wireless communication system for a variety of different user types |
June 21, 2005 |
| A mobile wireless communications system including a plurality of individual transponding nodes of various types, all in communication with a central processing hub. A local user signal is processed by the central processing hub and radiated through multiple paths to a plurality of the pl |
| 6868269 |
Integrating coverage areas of multiple transponder platforms |
March 15, 2005 |
| A method for integrating coverage areas of multiple transponder platforms includes the step of arranging a plurality of coverage areas in a cluster wherein each of the plurality of coverage areas is assigned a color that differs from that of every other coverage area in a same cluster an |
| 6785553 |
Position location of multiple transponding platforms and users using two-way ranging as a calibr |
August 31, 2004 |
| A method and system for using two-way ranging navigation to accurately determine the location of a transponder platform above-Earth or a fixed or mobile target on the ground or on water. The two-way ranging navigation measurements are used as calibration references, thereby improving the |
| 6763242 |
Resource assignment system and method for determining the same |
July 13, 2004 |
| A communications system and method of operating the communications system includes a high altitude communication device that communicates with a plurality of user terminals and a gateway station. The gateway station couples the users to terrestrial networks and other users. The high |
| 6762718 |
Wavefront-projection beamformer |
July 13, 2004 |
| A method for beamforming signals for an array of receiving or transmitting elements includes the steps of selecting a beam elevation and azimuth and grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna arra |
| 6757546 |
Synchronization method and apparatus for multi-platform communication system |
June 29, 2004 |
| A mobile wireless communications system including a plurality of individual transponding nodes of various types, all in communication with a central processing hub. A local user signal is processed by the central processing hub and radiated through multiple paths to a plurality of the pl |
| 6756937 |
Stratospheric platforms based mobile communications architecture |
June 29, 2004 |
| A communication system including a first transceiver located on a first platform at a predetermined altitude. A first antenna is located on the first platform and connected to the first transceiver. A second antenna is connected to the other end of the first transceiver. A second transce |
| 6507314 |
Ground-based, wavefront-projection beamformer for a stratospheric communications platform |
January 14, 2003 |
| A method for beamforming signals for an array of receiving or transmitting elements includes the steps of selecting a beam elevation and azimuth and grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna arra |
| 6388615 |
Micro cell architecture for mobile user tracking communication system |
May 14, 2002 |
| A system and method for tracking a user. The system is adapted for use in a wireless communication system and creates a plurality of beams within a coverage area. A first beam is directed at a user in a first microcell and a number of additional beams illuminate microcells immediately ad |
| 6380893 |
Ground-based, wavefront-projection beamformer for a stratospheric communications platform |
April 30, 2002 |
| A method for beamforming signals for an array of receiving or transmitting elements includes the steps of selecting a beam elevation and azimuth and grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna arra |
| 6337980 |
Multiple satellite mobile communications method and apparatus for hand-held terminals |
January 8, 2002 |
| A novel mobile satellite communications technique for hand-held terminals includes a satellite system having a plurality of individual satellites all in communication with a ground telecommunications hub. A signal processed by the ground telecommunications hub is radiated through mul |
| 6295440 |
Multiple satellite mobile communications method and apparatus for hand-held terminals |
September 25, 2001 |
| A novel mobile satellite communications technique for hand-held terminals includes a satellite system having a plurality of individual satellites all in communication with a ground telecommunications hub. A signal processed by the ground telecommunications hub is radiated through mul |
| 5142291 |
Passive microwave near-field tomographic imaging system and method |
August 25, 1992 |
| A technique for near-field tomographic imaging using a multiple-receiver correlating interferometer. A target object or scene to be imaged is located in a near-field or Fresnel region of a receiver system. The target object radiates or reflects a signal that is sensed by a plurality of |
