H03D3/24 - CPC Classification Index

ClassID:

218990 ⎘

H03D3/24 - CPC Classification

Classification description:

Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits

Sub-classes:

H03D3/241 » {the oscillator being part of a phase locked loop} 13

Recent Application in this class:

20220077864

Phase locked loop and electronic device including the same

20190280649

Wobble reduction in an integer mode digital phase locked loop

20190028108

Hybrid phase-locked loop

20180366159

Slot synthesis for high cardinality pulse position modulation

20180034413

Measuring device

20120170699

Method to decrease locktime in a phase locked loop

20110244801

Microwave/millimeter wave communication apparatus

20100188149

Lock-in amplifier and method for filtering a measurement signal using such an amplifier

20090267738

Signal conversion device, radio frequency identification (RFID) tag, and method for operating the RFID tag

20090016466

Complex digital phase locked loop for use in a demodulator and method of optimal coefficient selection

20080240296

Iterative sequential carrier acquisition

20060115019

Complex digital phase locked loop for use in a demodulator and method of optimal coefficient selection