Michel Sotom
35Patents
11h-index
39Co-inventors
75Inventor score
Filing activity: Jan 24, 1992 → Dec 14, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5796501A | Wavelength division multiplexing optical communication network | Electricity | 46 | Expired |
| US5896212A | Wavelength division multiplexing optical communication network | Electricity | 35 | Expired |
| US6038045A | Apparatus for adding and dropping wavelength multiplex channels | Electricity | 23 | Expired |
| US5570218A | Optical switching matrix | Electricity | 22 | Expired |
| US5978129A | Wavelength converter for binary optical signals | Physics | 21 | Expired |
| US5781326A | Apparatus for shaping binary optical signals, and use thereof to modify said signals | Physics | 20 | Expired |
| US5953142A | Variable delay apparatus for optical signals | Electricity | 19 | Expired |
| US5485297A | Optical switching matrix | Electricity | 13 | Expired |
| US6859623B2 | Wavelength allocation scheme and WDM equipment | Electricity | 13 | Expired |
| US5537239A | Optical transmission network with a switching matrix | Electricity | 13 | Expired |
| US5301052A | Communication method and network using optical fibers with frequency multiplexing | Electricity | 11 | Expired |
| US6307658A | Method and apparatus for decompressing pulses making up a binary optical signal | Electricity | 10 | Expired |
| US5327423A | Method and a network for transmitting messages in frequency channels | Electricity | 9 | Expired |
| US6433902B1 | Optical switch | Electricity | 7 | Expired |
| US5367396A | Optical frequency marking method and different frequency channel communication network using it | Electricity | 5 | Expired |
| US6043931A | Optical transmission system with dynamic compensation of the power transmitted | Electricity | 5 | Expired |
| US6356371B1 | Method and a circuit for concatenating binary information, and use in optical packet transmission | Electricity | 5 | Expired |
| US7200334B2 | System for transmitting digital signals in a space vehicle | Electricity | 3 | Expired |
| US9748648B2 | Distributed feeding device for antenna beamforming | Electricity | 3 | Active |
| US6370295B2 | Switch modules, a switch matrix including such modules, and a non-blocking modular switch network including such a matrix | Electricity | 3 | Expired |
| US9942632B2 | Photonic radiofrequency signal cross-connect and frequency conversion device and space-borne telecommunications payload comprising such a device | Electricity | 2 | Active |
| US6498665B1 | System for adding/dropping wavelength division multiplexed optical signals | Electricity | 2 | Expired |
| US5319489A | Method and apparatus for relative positioning of a frequency, in particular an optical frequency | Electricity | 2 | Expired |
| US6334010A | Protected optical switching matrix | Electricity | 2 | Expired |
| US6151146A | Method and apparatus for shaping a binary signal | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.