H03C1/54 - CPC Classification Index

ClassID:

218858 ⎘

H03C1/54 - CPC Classification

Classification description:

Amplitude modulation; Modulators in which carrier or one sideband is wholly or partially suppressed Balanced modulators, e.g. bridge type, ring type or double balanced type

Sub-classes:

H03C1/542 » {comprising semiconductor devices with at least three electrodes} 0
H03C1/56 » comprising variable two-pole elements only 0

Recent Application in this class:

20190103838

2019-04-04

MODULATOR AND MODULATION METHOD

20100080322

2010-04-01

Digital modulation

18665525

2024-10-01

Driving circuit producing DSB-SC modulation signal