Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823139 | Optical transmission system | Albrecht Schaffert | 2004-11-23 |
| 6490065 | Optical transmission system | Albrecht Schaffert | 2002-12-03 |
| 5271037 | Line equipment for the compensation of crosstalk | — | 1993-12-14 |
| 5214638 | Digital communication electrical/optical access node having buffer memory matrix for switchable multi-channel bidirectional transmission | Albert Norz, Albrecht Schaffert, Werner Beisel | 1993-05-25 |
| 4878229 | Fast frame and phase synchronization apparatus | — | 1989-10-31 |
| 4598413 | Circuit arrangement for frame and phase synchronization of a local sampling clock | — | 1986-07-01 |
| 4547633 | Method of and circuit for locating faults in a digital telecommunication subscriber termination | — | 1985-10-15 |