H03C3/00 - CPC Classification Index

ClassID:

218866 ⎘

H03C3/00 - CPC Classification

Classification description:

Angle modulation

Sub-classes:

H03C3/005 » {Circuits for asymmetric modulation} 0
H03C3/02 » Details 49
H03C3/10 » by means of variable impedance 2
H03C3/30 » by means of transit-time tube 0
H03C3/34 » by deflection of electron beam in discharge tube 0
H03C3/36 » by means of light-sensitive element 0
H03C3/38 » by converting amplitude modulation to angle modulation 10
H03C3/42 » by means of electromechanical devices 6

Recent Application in this class:

20230188158

2023-06-15

Frequency delta-sigma modulation signal output circuit and sensor module

20230118076

2023-04-20

ELECTRONIC DEVICE

20210288524

2021-09-16

Microprocessor controlled class E driver

20200195253

2020-06-18

Frequency sweep generator and method

20200106302

2020-04-02

Microprocessor controlled class E driver

20180109281

2018-04-19

Dual-mode signal transceiver and transceiving method thereof

20170366196

2017-12-21

Universal input and output interface

20170353047

2017-12-07

Microprocessor controlled class E driver

20160294440

2016-10-06

Generator of phase-modulated UWB pulses

#10

20160248430

2016-08-25

Phase locked loop having fractional VCO modulation

#11

20160211967

2016-07-21

Modulator, phase locked loop using the same, and method applied thereto

#12

20160173119

2016-06-16

Injection locked ring oscillator based digital-to-time converter and method for providing a filtered interpolated phase signal

#13

20160103466

2016-04-14

Clock signal generating circuit

#14

20150318877

2015-11-05

Modulation method for improving signal conversion gain and high-gain modulator thereof

#15

20150303931

2015-10-22

Spin modulator and spin-transfer torque oscillators having phase tuning means and modulation method thereof

#16

20150256369

2015-09-10

OOK modulation device and wireless transmitting device including the same

#17

20150229271

2015-08-13

Current driven floating driver circuit

#18

20150224591

2015-08-13

Systems for improving signal quality of command/control signals to be transmitted over a weld cable

#19

20150139377

2015-05-21

Low power digital phase interpolator

#20

20150139055

2015-05-21

Transmission apparatus, reception apparatus, communication system, transmission method, and reception method

#21

20150123608

2015-05-07

Microprocessor controlled class E driver

#22

20150049833

2015-02-19

Non-contact power supply transmitter system, receiving device, and analog circuit

#23

20150028806

2015-01-29

Microprocessor controlled class E driver

#24

20150002090

2015-01-01

Power supply device, power receiving device, charging system, and obstacle detection method

#25

20140357199

2014-12-04

Frequency multiplying transceiver

#26

20140285276

2014-09-25

Modulating device and modulation method

#27

20140146932

2014-05-29

Low power digital phase interpolator

#28

20140070902

2014-03-13

Binary bi-phase shift modulator

#29

20140009237

2014-01-09

Frequency modulator and magnetic resonance tomography system with a frequency modulator

#30

20130163689

2013-06-27

Phase shift keying transmitter circuit

#31

20130064324

2013-03-14

Digital modulation with arbitrary input sampling and output modulation frequencies

#32

20130058384

2013-03-07

Frequency multiplying transceiver

#33

20130034049

2013-02-07

Modulation division multiple access

#34

20120106410

2012-05-03

Modulation division multiple access

#35

20110304368

2011-12-15

Wideband phase modulator

#36

20110250856

2011-10-13

Direct FM/PM modulation

#37

20110227662

2011-09-22

Hybrid modulation method for parametric audio system

#38

20110007843

2011-01-13

LOW POWER FM TRANSMITTER

#39

20100231315

2010-09-16

Wideband phase modulator

#40

20100219900

2010-09-02

Voltage and current signaling

#41

20100188014

2010-07-29

Modulator module in an integrated circuit device

#42

20090207941

2009-08-20

Delay-based modulation of RF communications signals

#43

20080253480

2008-10-16

Continuously variable phase frequency shift keying

#44

20080129405

2008-06-05

Apparatus and method for producing an SBPSK-type modulated signal using piecewise linear phase transition shaping

#45

20070189361

2007-08-16

RF transceiver using hopping frequency synthesizer

#46

20070164835

2007-07-19

All-digital phase modulator/demodulator using multi-phase clocks and digital PLL

#47

20070080154

2007-04-12

Remote wire feeder using binary phase shift keying to modulate communications of command/control signals to be transmitted over a weld cable

#48

20060222111

2006-10-05

System for generating a digital signal

#49

20060222102

2006-10-05

Wireless communication system

#50

20060022797

2006-02-02

Transmitter and a method for transmitting data

#51

20050277384

2005-12-15

FM stereo modulator

#52

20050265464

2005-12-01

Method for initializing the computation of a quasi-periodic steady state of a multi-tone system

#53

20050047523

2005-03-03

Non-coherent frequency shift keying transmitter using a digital interpolation synthesizer

#54

13341847

2015-03-17

Spread spectrum oscillator