H04Q1/18 - CPC Classification Index

ClassID:

231166 ⎘

H04Q1/18 - CPC Classification

Classification description:

Details of selecting apparatus or arrangements Electrical details

Sub-classes:

H04Q1/20 » Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles 37
H04Q1/28 » Current-supply circuits or arrangements for selection equipment at exchanges 28
H04Q1/30 » Signalling arrangements; Manipulation of signalling currents 3
H04Q1/54 » Amplifier switched-on automatically in dependence on automatically-selected lines 1
H04Q1/56 » Balancing circuitry switched-on automatically in dependence on automatically-selected lines 2

Recent Application in this class:

20250358550

SYSTEMS AND METHODS FOR PROCESSING DATA PROXIMATE TO THE POINT OF COLLECTION

20240334089

SYSTEMS AND METHODS FOR PROCESSING DATA PROXIMATE TO THE POINT OF COLLECTION

20220021953

Systems and methods for processing data proximate to the point of collection

20180160559

Remote PHY in a BK node

20180151966

TELECOMMUNICATION EQUIPMENT