Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6459515 | Method and apparatus for transmitting a WDM optical signal having states of polarization that are pairwise orthogonal | — | 2002-10-01 |
| 6411413 | Method and apparatus for performing dispersion compensation without a change in polarization and a transmitter incorporating same | — | 2002-06-25 |
| 6342961 | Method and apparatus for improving spectral efficiency in wavelength division multiplexed transmission systems | Carl R. Davidson | 2002-01-29 |