using trains of DC pulses

Introduced: September 1968

Last revised: January 2006

Full Title

Details of selecting apparatus or arrangements > Electrical details > Signalling arrangements; Manipulation of signalling currents > using trains of DC pulses

Classification Context

Section:: ELECTRICITY
Class:: ELECTRIC COMMUNICATION TECHNIQUE
Subclass:: SELECTING

2 direct subcodes

Child Classifications

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H04Q 1/34 Impulse regenerators with mechanical or other non-electrical marking arrangements
H04Q 1/36 Pulse-correcting arrangements, e.g. for reducing effects due to interference