Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567052 | Stratospheric platform system architecture with adjustment of antenna boresight angles | Donald C. D. Chang, Ming U. Chang, Ying Feria | 2003-05-20 |
| 6507314 | Ground-based, wavefront-projection beamformer for a stratospheric communications platform | Donald C. D. Chang, Kar W. Yung, Frank A. Hagen | 2003-01-14 |