Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marconis Wireless Telegraph Co Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marconis Wireless Telegraph Co LtdfiledCriticalMarconis Wireless Telegraph Co Ltd
Application grantedgrantedCritical
Publication of FR643377ApublicationCriticalpatent/FR643377A/en
H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
H03C1/20—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to anode
FR643377D1927-11-051927-11-05
Improvements to modulator systems
ExpiredFR643377A
(en)