H04Q1/32 - CPC Classification Index

ClassID:

231174 ⎘

H04Q1/32 - CPC Classification

Classification description:

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

Sub-classes:

H04Q1/34 » Impulse regenerators with mechanical or other non-electrical marking arrangements 0
H04Q1/36 » Pulse-correcting arrangements, e.g. for reducing effects due to interference 1