ClassID:

219109

H03D2200/0088 - CPC Classification

Classification description:

Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by; Functional aspects of demodulators Reduction of intermodulation, nonlinearities, adjacent channel interference; intercept points of harmonics or intermodulation products

Recent Application in this class:
#1
20230140647
2023-05-04

Local oscillator switching control for a very low intermediate frequency receiver

#2
20220052645
2022-02-17

Switch circuit, mixer, and electronic device

#3
20200212845
2020-07-02

Mixer bias circuit

#4
20190379328
2019-12-12

Harmonic-based nonlinearity factorization scheme to facilitate up-conversion mixer linearity

#5
20190379327
2019-12-12

Passive mixer with reduced second order intermodulation

#6
20190238117
2019-08-01

Large-signal GM3 cancellation technique for highly-linear active mixers

#7
20190190452
2019-06-20

Passive mixer

#8
20190081831
2019-03-14

Signal cancellation system and method

#9
20190020311
2019-01-17

Mixer with series connected active devices

#10
20190020310
2019-01-17

Apparatus and method of reducing power consumption in a low intermediate frequency radio receiver

#11
20180124616
2018-05-03

Apparatus and method for setting a local oscillator duty ratio based on an image distortion level

#12
20180076769
2018-03-15

Passive mixer with reduced second order intermodulation

#13
20170366138
2017-12-21

Re-configurable passive mixer for wireless receivers

#14
20160285567
2016-09-29

High performance receiver architecture and methods thereof

#15
20160248617
2016-08-25

Distortion compensation circuit

#16
20160241281
2016-08-18

Down-conversion circuit

#17
20160134310
2016-05-12

Apparatus and method for canceling inter-modulation products

#18
20150341126
2015-11-26

Method and device for suppressing harmonic signals

#19
20150333944
2015-11-19

Method and apparatus for processing a transmission signal in communication system

#20
20150295604
2015-10-15

Very low intermediate frequency (VLIF) receiver and a method of controlling a VLIF receiver

#21
20150207659
2015-07-23

Correction of imbalances in a complex intermediate frequency mixer

#22
20150137869
2015-05-21

Mixing circuit

#23
20140378077
2014-12-25

Down-conversion circuit

#24
20140370833
2014-12-18

Down-conversion circuit with interference detection

#25
20140348218
2014-11-27

Mixer with channel impedance equalization

#26
20140176224
2014-06-26

Circuit and method with improved mixer linearity

#27
20140106685
2014-04-17

Switching system with linearizing circuit

#28
20140030996
2014-01-30

Linearity in passive mixer circuits

#29
20130342267
2013-12-26

Image rejection for low IF receivers

#30
20130177113
2013-07-11

Correction of imbalances in a complex intermediate frequency mixer

#31
20130176067
2013-07-11

Compact high linearity MMIC based FET resistive mixer

#32
20120268190
2012-10-25

LOCAL OSCILLATOR CLOCK SIGNALS

#33
20120264364
2012-10-18

Direct mixer with transistor and sample-and-hold module

#34
20120252396
2012-10-04

Linearization technique for mixer

#35
20120252374
2012-10-04

Passive mixer with reduced second order intermodulation

#36
20120200334
2012-08-09

Low noise mixer

#37
20120196554
2012-08-02

High dynamic range time-varying integrated receiver for elimination of off-chip filters

#38
20120161845
2012-06-28

Switching system with linearizing circuit

#39
20120077452
2012-03-29

IP2 calibration methods and techniques

#40
20120019304
2012-01-26

Mixer for canceling second-order inter-modulation distortion and associated transconductor circuit

#41
20110299633
2011-12-08

Multiple band saw-less receiver including a frequency translated BPF

#42
20110299574
2011-12-08

Portable computing device with a saw-less transceiver

#43
20110250861
2011-10-13

HIGHLY INTEGRATED, HIGH FREQUENCY, HIGH POWER OPERATION MMIC

#44
20110248766
2011-10-13

Compact high linearity MMIC based FET resistive mixer

#45
20110243287
2011-10-06

Receiver apparatus, image signal attenuating method, and mismatch compensating method

#46
20110241753
2011-10-06

Mixer circuit and method for adjusting common voltage of mixer circuit

#47
20110165854
2011-07-07

Current-matching intermodulation suppression

#48
20110151792
2011-06-23

Method for second intercept point calibration based on opportunistic reception

#49
20110092176
2011-04-21

High dynamic range time-varying integrated receiver for elimination of off-chip filters

#50
20110059709
2011-03-10

Self-optimizing integrated RF converter

#51
20110053514
2011-03-03

REJECTION OF A CLOSE-IN-FREQUENCY INTERFERER EMPLOYING A LOG DETECTOR AND CLASSICAL DOWN CONVERTER

#52
20110037507
2011-02-17

MIXER WITH DIFFERENTIAL DC OFFSET CANCELLATION FUNCTION

#53
20110001540
2011-01-06

Combined mixer and balun design

#54
20100265116
2010-10-21

Anti jamming system

#55
20100105344
2010-04-29

METHOD AND APPARATUS FOR BIASING A MIXER

#56
20100091688
2010-04-15

Simultaneous multiple signal reception and transmission using frequency multiplexing and shared processing

#57
20100081408
2010-04-01

Re-configurable passive mixer for wireless receivers

#58
20100069031
2010-03-18

Mixer-amplifier for an RF receive chain

#59
20100029234
2010-02-04

Mixer cell with a dynamic bleed circuit

#60
20090323864
2009-12-31

Single ended multiband feedback linearized RF amplifier and mixer with DC-offset and IM2 suppression feedback loop

#61
20090315611
2009-12-24

QUADRATURE MIXER CIRCUIT

#62
20090305648
2009-12-10

Self-calibrating mixer

#63
20090291662
2009-11-26

Balanced mixer with calibration of load impedances

#64
20090270062
2009-10-29

Passive mixer and four phase clocking method and apparatus

#65
20090268849
2009-10-29

Passive mixer and four-phase clocking method and apparatus

#66
20090261887
2009-10-22

Method for correcting differential output mismatch in a passive CMOS mixer circuit

#67
20090256739
2009-10-15

Short range radar small in size and low in power consumption and controlling method thereof

#68
20090174460
2009-07-09

Method of third-order transconductance cancellation and linear mixer thereof

#69
20090170464
2009-07-02

Enhanced Mixer Device

#70
20090131007
2009-05-21

High dynamic range time-varying integrated receiver for elimination of off-chip filters

#71
20090058495
2009-03-05

Circuit arrangement for signal mixing

#72
20080315953
2008-12-25

Variable gain mixer

#73
20080268805
2008-10-30

High linearity passive mixer and method thereof

#74
20080242252
2008-10-02

Wideband resistive input mixer with noise-cancelled impedance

#75
20080231383
2008-09-25

Origami cascaded topology for analog and mixed-signal applications

#76
20080139164
2008-06-12

Balanced mixer with calibration of load impedances

#77
20080139149
2008-06-12

Method and apparatus for receiving radio frequency signals

#78
20080116902
2008-05-22

Second intercept point (IP2) calibrator and method for calibrating IP2

#79
20070287403
2007-12-13

Radio-Receiver Front-End and A Method For Frequency Converting An Input Signal

#80
20070132500
2007-06-14

System for reducing second order intermodulation products from differential circuits

#81
20070111694
2007-05-17

Mixer capable of detecting or controlling common mode voltage thereof

#82
20070066269
2007-03-22

Balanced circuit arrangement and method for linearizing such an arrangement

#83
20060261845
2006-11-23

Circuit for compensating for the declination of balanced impedance elements and a frequency mixer

#84
20060217101
2006-09-28

Higher linearity passive mixer

#85
20060170496
2006-08-03

Signal processing circuit and communication device using the same

#86
20060141976
2006-06-29

Passive reflection mixer

#87
20060128344
2006-06-15

Balanced circuit arrangement and method for linearizing such an arrangement

#88
20060094389
2006-05-04

Push-pull amplifier and frequency converter circuit

#89
20060068748
2006-03-30

Communication semiconductor integrated circuit and radio communication system

#90
20060040636
2006-02-23

Mixer capable of detecting or controlling common mode voltage thereof

#91
20060040633
2006-02-23

Frequency mixer

#92
20060039505
2006-02-23

Frequency-mixing method and frequency-mixing device using the same

#93
20060035611
2006-02-16

High linearity and low noise CMOS mixer and signal mixing method

#94
20060030288
2006-02-09

Frequency mixer device and method for compensating DC offset

#95
20050233723
2005-10-20

RF mixer with high local oscillator linearity using multiple local oscillator phases

#96
20050221775
2005-10-06

Passive mixer with improved linearity

#97
20050164669
2005-07-28

High dynamic range time-varying integrated receiver for elimination of off-chip filters

#98
20050088204
2005-04-28

High linearity passive mixer and associated LO buffer

#99
20050073352
2005-04-07

High linearity passive mixer and associated LO buffer

#100
17331485
2022-05-03

Mixer with series connected active devices

#101
16809425
2022-02-01

Multi-frequency data communication service over multiple wireless access nodes

#102
16399133
2020-04-28

Power efficient triple-balanced radio frequency mixers