Issued Patents All Time
Showing 101–125 of 139 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725013 | Communication system having frequency reuse in non-blocking manner | Weizheng Wang, Ying Feria, Ming U. Chang, Harold A. Rosen, Wah L. Lim | 2004-04-20 |
| 6667715 | Signal processing circuit for communicating with a modular mobile satellite terminal and method therefor | Urban A. Von Der Embse, Kar W. Yung, John I. Novak, III | 2003-12-23 |
| 6606307 | Techniques for utilization of bandwidth space assets | Kar W. Yung, David C. H. Cheng, Urban A. Von Der Embse, John I. Novak, III, Frank Taormina +1 more | 2003-08-12 |
| 6567052 | Stratospheric platform system architecture with adjustment of antenna boresight angles | Weizheng Wang, Ming U. Chang, Ying Feria | 2003-05-20 |
| 6563457 | Method and system for determining a position of an object using two-way ranging in a polystatic satellite configuration | Kar W. Yung, John I. Novak, III, Robert R. Holden | 2003-05-13 |
| 6559797 | Overlapping subarray patch antenna system | — | 2003-05-06 |
| 6507314 | Ground-based, wavefront-projection beamformer for a stratospheric communications platform | Kar W. Yung, Frank A. Hagen, Weizheng Wang | 2003-01-14 |
| 6501941 | Method for identifying growth limits of handheld services for mobile satellite communications | Kar W. Yung, David C. H. Cheng, Urban A. Von Der Embse, John I. Novak, III, Frank Taormina +1 more | 2002-12-31 |
| 6496146 | Modular mobile terminal for satellite communication | Urban A. Von Der Embse, Kar W. Yung, John I. Novak, III | 2002-12-17 |
| 6460808 | Satellite system and method of deploying same | Frank Taormina, Kar W. Yung, David C. H. Cheng, William W. Mayfield, John I. Novak, III +1 more | 2002-10-08 |
| 6388615 | Micro cell architecture for mobile user tracking communication system | Ying Feria, Weizheng Wang, Alan Cha, Ming U. Chang, Frank A. Hagen +1 more | 2002-05-14 |
| 6380893 | Ground-based, wavefront-projection beamformer for a stratospheric communications platform | Kar W. Yung, Frank A. Hagen, Weizheng Wang | 2002-04-30 |
| 6377208 | Method and system for determining a position of a transceiver unit utilizing two-way ranging in a polystatic satellite configuration | Kar W. Yung, John I. Novak, III, Robert R. Holden | 2002-04-23 |
| 6340947 | Method and system for determining a position of a transceiver unit utilizing two-way ranging in a polystatic satellite configuration including a ground radar | Kar W. Yung, John I. Novak, III, William Goliff | 2002-01-22 |
| 6336612 | Satellite system and method of deploying same | Frank Taormina, Kar W. Yung, David C. H. Cheng, William W. Mayfield, John I. Novak, III +1 more | 2002-01-08 |
| 6337980 | Multiple satellite mobile communications method and apparatus for hand-held terminals | John I. Novak, III, Kar W. Yung, Frank A. Hagen, Ming U. Chang, William W. Mayfield | 2002-01-08 |
| 6313790 | Method and system for determining a position of a transceiver in a communications network | Kar W. Yung, William J. Nunan, David C. H. Cheng, Bruce Shuman | 2001-11-06 |
| 6295440 | Multiple satellite mobile communications method and apparatus for hand-held terminals | John I. Novak, III, Kar W. Yung, Frank A. Hagen, Ming U. Chang, William W. Mayfield | 2001-09-25 |
| 6257526 | Satellite system and method of deploying same | Frank Taormina, Kar W. Yung, David C. H. Cheng, William W. Mayfield, John I. Novak, III +1 more | 2001-07-10 |
| 6246363 | Method and system for incorporating two-way ranging navigation as a calibration reference for GPS | Kar W. Yung, David C. H. Cheng | 2001-06-12 |
| 6229477 | Method and system for determining a position of a communication satellite utilizing two-way ranging | Kar W. Yung, William J. Nunan, David C. H. Cheng, Bruce Shuman | 2001-05-08 |
| 5969674 | Method and system for determining a position of a target vehicle utilizing two-way ranging | Urban A. Von Der Embse, Kenneth Yu Huang | 1999-10-19 |
| 5903549 | Ground based beam forming utilizing synchronized code division multiplexing | Urban A. Von Der Embse, Ken Yu Huang, William W. Mayfield | 1999-05-11 |
| 5142291 | Passive microwave near-field tomographic imaging system and method | Joseph G. Gurley, Frank A. Hagen, Samuel C. Reynolds, Kar W. Yung | 1992-08-25 |
| 5128689 | EHF array antenna backplate including radiating modules, cavities, and distributor supported thereon | Harry Wong, Stanley S. Chang, Kenneth C. Kelly | 1992-07-07 |