Inventor
Michel Sotom
Inventor
Paris, FR
Overview
Patents· 34 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Qprimary
H04QSelecting28%
H04JMultiplex communication23%
H04BTransmission20%
H04LTransmission of digital information, e.g. telegraphic communication11%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
G02BOptical elements, systems or apparatus5%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light5%
H01QAntennas, i.e. radio aerials3%
PatentTitleYear
10,979,149Device and system for coherently recombining multi-wavelength optical beams202110,951,322Dual-band photonic device and method for converting frequency202110,003,400Inter-satellite communication device, associated satellite and associated constellation of satellites20189,967,047Method and device for optical transmission at adaptive effective rates20189,942,632Photonic radiofrequency signal cross-connect and frequency conversion device and space-borne telecommunications payload comprising such a device20189,748,648'Distributed feeding device for antenna beamforming'20179,651,738'Distributed feeding circuit for antenna beamforming array'20177,200,334'System for transmitting digital signals in a space vehicle'20077,158,726'Backbone interface, a terminal interface for communications in a space vehicle, and a communications network comprising such interfaces'20076,859,623'Wavelength allocation scheme and WDM equipment'20056,771,906'Optical line distribution frame'20046,498,665'System for adding/dropping wavelength division multiplexed optical signals'20026,433,902'Optical switch'20026,370,295'Switch modules, a switch matrix including such modules, and a non-blocking modular switch network including such a matrix'20026,356,371'Method and a circuit for concatenating binary information, and use in optical packet transmission'20026,334,010'Protected optical switching matrix'20016,307,658'Method and apparatus for decompressing pulses making up a binary optical signal'20016,151,146'Method and apparatus for shaping a binary signal'20006,043,931'Optical transmission system with dynamic compensation of the power transmitted'20006,038,045'Apparatus for adding and dropping wavelength multiplex channels'20005,978,129'Wavelength converter for binary optical signals'19995,953,142'Variable delay apparatus for optical signals'19995,896,212'Wavelength division multiplexing optical communication network'19995,796,501'Wavelength division multiplexing optical communication network'19985,781,326'Apparatus for shaping binary optical signals, and use thereof to modify said signals'19985,687,021'Method and device for combining optical signals'19975,570,218'Optical switching matrix'19965,537,239'Optical transmission network with a switching matrix'19965,485,297'Optical switching matrix'19965,367,396'Optical frequency marking method and different frequency channel communication network using it'19945,327,423'Method and a network for transmitting messages in frequency channels'19945,319,489'Method and apparatus for relative positioning of a frequency, in particular an optical frequency'19945,307,191'Communications method and network with frequency allocation'19945,301,052'Communication method and network using optical fibers with frequency multiplexing'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1999Patents assigned to ALCATEL NV (11)· patent assignee history
1994Based in Villebon sur Yvette, FR· patent location history
1996–2004Based in Paris, FR· patent location history
1998Patents assigned to ALSTHOM CGE ALCATEL (1)· patent assignee history
1999–2007Patents assigned to CIT ALCATEL (15)· patent assignee history
2005–2021Based in Toulouse, FR· patent location history
2017–2021Patents assigned to THALES SA (7)· patent assignee history
2017Patents assigned to DAS PHOTONICS S L (1)· patent assignee history
2021Based in Palaiseau, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIT ALCATEL | 15 | 1999–2007 |
| ALCATEL NV | 11 | 1994–1999 |
| THALES SA | 7 | 2017–2021 |
| ALSTHOM CGE ALCATEL | 1 | 1998 |
| DAS PHOTONICS S L | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Paris, FR | 19 | 1996–2004 |
| Toulouse, FR | 9 | 2005–2021 |
| Villebon sur Yvette, FR | 5 | 1994 |
| Palaiseau, FR | 1 | 2021 |