Inventor
Frank de Jager
Inventor
Eindhoven, NL
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication60%
H04BTransmission20%
H03FAmplifiers10%
H04NPictorial communication, e.g. television10%
PatentTitleYear
4,420,723'Phase locked loop amplifier for variable amplitude radio waves'19834,320,499'System for multi-level data transmission by means of an angle-modulated carrier having a constant amplitude'19824,292,593'Method of demodulating a quadphase coded data signal and receiver for carrying out the method'19814,276,650'Method of synchronizing a quadphase receiver and clock synchronization device for carrying out the method'19814,229,821'System for data transmission by means of an angle-modulated carrier of constant amplitude'19804,204,163'Minimum group pulse code modem having shape and amplitude codes'19804,074,199'Vestigial-sideband transmission system for synchronous data signals'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1983Patents assigned to PHILIPS CORP (7)· patent assignee history
1978–1983Based in Eindhoven, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PHILIPS CORP | 7 | 1978–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Eindhoven, NL | 7 | 1978–1983 |