Inventor
Paul Callens
Inventor
Cagnes sur Mer, FR
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G10Lprimary
G10LSpeech analysis techniques or speech synthesis29%
H04BTransmission29%
H04LTransmission of digital information, e.g. telegraphic communication29%
H04JMultiplex communication14%
PatentTitleYear
4,907,277'Method of reconstructing lost data in a digital voice transmission system and transmission system using said method'19904,790,015'Multirate digital transmission method and device for implementing said method'19884,630,262'Method and system for transmitting digitized voice signals as packets of bits'19864,017,688'Method and devices for inserting additional pattern in, or removing same from, a message'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1990Patents assigned to IBM (4)· patent assignee history
1977–1990Based in Cagnes sur Mer, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 4 | 1977–1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cagnes sur Mer, FR | 4 | 1977–1990 |