H03D3/04 - CPC Classification Index

ClassID:

218980 ⎘

H03D3/04 - CPC Classification

Classification description:

Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations

Recent Application in this class:

20220293196

2022-09-15

Frequency-voltage conversion circuit, semiconductor device, and memory system

20210281256

2021-09-09

Method and signal analysis instrument for analyzing a pulse modulated signal

20180013387

2018-01-11

High speed sampling of sensors

20170012676

2017-01-12

Quadrature demodulator for a very high bit rate RFID receiver

20160226475

2016-08-04

Decoding circuit and method of decoding signal

20100014613

2010-01-21

Demodulation of a digitally frequency-modulated analog received signal by evaluation of the time intervals between the zero crossings

20080129215

2008-06-05

Inductively-powered power transfer system with one or more independently controllable loads

20070237265

2007-10-11

DEMODULATOR AND METHOD THEREOF

20050058225

2005-03-17

Demodulation of a digitally frequency-modulated analog received signal by evaluation of the time intervals between the zero crossings