Issued Patents 2002
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501941 | Method for identifying growth limits of handheld services for mobile satellite communications | Donald C. D. Chang, 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 | Donald C. D. Chang, Urban A. Von Der Embse, John I. Novak, III | 2002-12-17 |
| 6460808 | Satellite system and method of deploying same | Frank Taormina, Donald C. D. Chang, 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 | Donald C. D. Chang, Ying Feria, Weizheng Wang, Alan Cha, Ming U. Chang +1 more | 2002-05-14 |
| 6380893 | Ground-based, wavefront-projection beamformer for a stratospheric communications platform | Donald C. D. Chang, 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 | Donald C. D. Chang, 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 | Donald C. D. Chang, John I. Novak, III, William Goliff | 2002-01-22 |
| 6336612 | Satellite system and method of deploying same | Frank Taormina, Donald C. D. Chang, 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 | Donald C. D. Chang, John I. Novak, III, Frank A. Hagen, Ming U. Chang, William W. Mayfield | 2002-01-08 |