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Siemens and Halske AG
Original Assignee
Siemens and Halske AG
Filing date
Publication date
Application filed by Siemens and Halske AGfiledCriticalSiemens and Halske AG
Application grantedgrantedCritical
Publication of FR330424ApublicationCriticalpatent/FR330424A/fr
H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
H04L25/4902—Pulse width modulation; Pulse position modulation
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Physics & Mathematics
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Spectroscopy & Molecular Physics
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Engineering & Computer Science
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Computer Networks & Wireless Communication
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Signal Processing
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Arrangements For Transmission Of Measured Signals
(AREA)
FR330424A1903-03-20Procédé et appareil pour la transmission télégraphique de l'écriture imprimée
ExpiredFR330424A
(fr)