ClassID:

219086

H03D2200/0043 - 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 Bias and operating point

Recent Application in this class:
#1
20220045646
2022-02-10

Flicker noise elimination in a double balanced mixer DC bias circuit

#2
20200395893
2020-12-17

Distribution mixer

#3
20200177133
2020-06-04

Detection circuit, corresponding device and method

#4
20190238117
2019-08-01

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

#5
20190190450
2019-06-20

Detector circuit

#6
20190149092
2019-05-16

Differential mixer and method

#7
20180159474
2018-06-07

Enhanced broadband operation of an active mixer

#8
20170366138
2017-12-21

Re-configurable passive mixer for wireless receivers

#9
20170346519
2017-11-30

Signal Distribution System Cascadable AGC Device and Method

#10
20170063345
2017-03-02

Harmonic mixer having two transistors driven complimentarily

#11
20160173050
2016-06-16

Logarithmic amplifier with universal demodulation capabilities

#12
20150295543
2015-10-15

Logarithmic amplifier with universal demodulation capabilities

#13
20150199543
2015-07-16

Method and apparatus for detecting an output power of a radio frequency transmitter using a multiplier circuit

#14
20150136857
2015-05-21

Envelope detector circuit

#15
20140266962
2014-09-18

Power combiner and fixed/adjustable CPL antennas

#16
20140120851
2014-05-01

DC offset filter for wide band beamforming receivers

#17
20140030992
2014-01-30

Mixer circuit

#18
20130154615
2013-06-20

RF power detection circuit with insensitivity to process, temperature and load impedance variation

#19
20130107918
2013-05-02

High-frequency signal processor and wireless communication system

#20
20120268190
2012-10-25

LOCAL OSCILLATOR CLOCK SIGNALS

#21
20120062304
2012-03-15

Mixer circuit

#22
20120019304
2012-01-26

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

#23
20110183641
2011-07-28

Drain-pumped sub-harmonic mixer for millimeter wave applications

#24
20110151820
2011-06-23

Frequency mixer

#25
20110148478
2011-06-23

Frequency conversion mixer

#26
20110096240
2011-04-28

High dynamic range low-power differential input stage

#27
20110095807
2011-04-28

Frequency conversion

#28
20110059709
2011-03-10

Self-optimizing integrated RF converter

#29
20110043286
2011-02-24

Direct conversion receiver

#30
20110037510
2011-02-17

Mixer circuit

#31
20100327939
2010-12-30

Mixer circuit

#32
20100311352
2010-12-09

Radio frequency unit analog level detector and feedback control system

#33
20100301920
2010-12-02

Mixer with high linearity

#34
20100279631
2010-11-04

Bidirectional frequency converter and radio equipment using same

#35
20100264979
2010-10-21

Mixer circuit

#36
20100219875
2010-09-02

Mixer capable of improving signal quality

#37
20100202499
2010-08-12

Wireless radio frequency signal transceiving system

#38
20100190463
2010-07-29

FREQUENCY DIVIDER WITH AN AC-COUPLING ELEMENT ON ITS FEEDBACK PATH

#39
20100171542
2010-07-08

Reconfigurable mixer with gain control

#40
20100148849
2010-06-17

Signal converter for wireless communication and receiving device using the same

#41
20100144290
2010-06-10

Mixer architectures

#42
20100141325
2010-06-10

Method and arrangement for a linear mixer

#43
20100112972
2010-05-06

Mixer with Feedback

#44
20100105350
2010-04-29

Low-noise mixer

#45
20100105344
2010-04-29

METHOD AND APPARATUS FOR BIASING A MIXER

#46
20100085104
2010-04-08

Mixer circuit

#47
20100081408
2010-04-01

Re-configurable passive mixer for wireless receivers

#48
20100009639
2010-01-14

Radio frequency unit analog level detector and feedback control system

#49
20090323864
2009-12-31

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

#50
20090318095
2009-12-24

DC offset calibration for a radio transceiver mixer

#51
20090302947
2009-12-10

Semiconductor device

#52
20090280762
2009-11-12

HIGH-ORDER HARMONIC REJECTION MIXER USING CURRENT STEERING TECHNIQUE

#53
20090278588
2009-11-12

Low voltage mixer with improved gain and linearity

#54
20090270062
2009-10-29

Passive mixer and four phase clocking method and apparatus

#55
20090268849
2009-10-29

Passive mixer and four-phase clocking method and apparatus

#56
20090256739
2009-10-15

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

#57
20090239491
2009-09-24

SIGNAL DISTRIBUTION SYSTEM CASCADABLE AGC DEVICE AND METHOD

#58
20090225897
2009-09-10

Transmitter

#59
20090221259
2009-09-03

Active mixer circuit and a receiver circuit or a millimeter-wave communication unit using it

#60
20090219094
2009-09-03

Differential amplifier circuit and frequency mixer for improving linearity

#61
20090179695
2009-07-16

Apparatus and method having reduced flicker noise

#62
20090170465
2009-07-02

Electronic mixer

#63
20090096490
2009-04-16

Transconductor

#64
20090075622
2009-03-19

Offset correction for passive mixers

#65
20090028216
2009-01-29

METHOD AND APPARATUS FOR GENERATING A RADIO FREQUENCY PULSE

#66
20090011720
2009-01-08

Bidirectional frequency converter and radio equipment using same

#67
20080315953
2008-12-25

Variable gain mixer

#68
20080287087
2008-11-20

Merged high pass filtering and down-converting mixer circuit

#69
20080231383
2008-09-25

Origami cascaded topology for analog and mixed-signal applications

#70
20080169859
2008-07-17

Drain-pumped sub-harmonic mixer for millimeter wave applications

#71
20080139149
2008-06-12

Method and apparatus for receiving radio frequency signals

#72
20080132194
2008-06-05

Sub-harmonic mixer

#73
20080125072
2008-05-29

High performance low noise amplifier

#74
20080057901
2008-03-06

Signal downconverter

#75
20080051051
2008-02-28

Local oscillator apparatus and method

#76
20080032646
2008-02-07

Double balanced mixer with switching pairs complementary to each other

#77
20080020728
2008-01-24

Systems, methods, and apparatus for frequency conversion

#78
20070287403
2007-12-13

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

#79
20070281656
2007-12-06

Mixer circuits and methods

#80
20070243848
2007-10-18

RF transceiver with compact stacker mixer design for multiple frequency conversion

#81
20070229140
2007-10-04

Mixer

#82
20070190959
2007-08-16

Apparatus and method for frequency conversion with minimized intermodulation distortion

#83
20070146044
2007-06-28

Quadrature mixer circuit and RF communication semiconductor integrated circuit

#84
20070141982
2007-06-21

Signal distribution system cascadable AGC device and method

#85
20070126491
2007-06-07

CMOS mixer for use in direct conversion receiver

#86
20070117507
2007-05-24

Integrated direct conversion satellite tuner

#87
20070111695
2007-05-17

Mixer circuit

#88
20070111694
2007-05-17

Mixer capable of detecting or controlling common mode voltage thereof

#89
20070111661
2007-05-17

Integrated Crosspoint Switch with Band Translation

#90
20070087712
2007-04-19

NxM crosspoint switch with band translation

#91
20070077907
2007-04-05

Linearized and balanced mixer apparatus and signal mixing method

#92
20070042737
2007-02-22

Controllable mixer

#93
20070026816
2007-02-01

High frequency synthesizer circuits and methods

#94
20070021076
2007-01-25

Direct-conversion transmitting circuit and integrated transmitting/receiving circuit

#95
20070010228
2007-01-11

Mixer arrangement, use of the mixer arrangement and method for frequency conversion

#96
20060293017
2006-12-28

Circuit and method for receiving and mixing radio frequencies in a direct conversion receiver

#97
20060281430
2006-12-14

Frequency converter capable of preventing level of intermediate frequency signal from lowering due to rise in temperature

#98
20060234666
2006-10-19

Mixer circuits and methods with matched bias currents

#99
20060234665
2006-10-19

Mixer circuits and methods with improved spectral purity

#100
20060211397
2006-09-21

Analogue mixer

#101
20060194560
2006-08-31

DC offset calibration for a radio transceiver mixer

#102
20060148440
2006-07-06

Mixer circuit with bypass and mixing modes having constant even order generation and method of operation

#103
20060148439
2006-07-06

Mixer used in direct conversion transceiver and related method

#104
20060148438
2006-07-06

Method for reducing IM2 noise in a down conversion circuit

#105
20060135109
2006-06-22

Mixer circuit, receiver comprising a mixer circuit, wireless communication comprising a receiver, method for generating an output signal by mixing an input signal with an oscillator signal

#106
20060135106
2006-06-22

Active mixer with self-adaptive bias feedback

#107
20060131701
2006-06-22

Use of a down-bond as a controlled inductor in integrated circuit applications

#108
20060114050
2006-06-01

Minimizing i/f noise configuration for zif mixer

#109
20060040636
2006-02-23

Mixer capable of detecting or controlling common mode voltage thereof

#110
20060040635
2006-02-23

Signal reception front-end circuit, signal reception circuit, and communication apparatus comprising the same

#111
20060022740
2006-02-02

Differential amplifier circuit and mixer circuit having improved linearity

#112
20060022722
2006-02-02

Frequency converter having low supply voltage

#113
20060014509
2006-01-19

Adaptive-biased mixer

#114
20060009173
2006-01-12

Step-up frequency converter

#115
20060006921
2006-01-12

Mixer

#116
20050272397
2005-12-08

Systems and methods for adjusting the bias level of a mixer in a transmitter

#117
20050270081
2005-12-08

Down-converter using an on-chip bias circuit for enhancing symmetry and linearity and testing device thereof

#118
20050266821
2005-12-01

Low distortion quadrature mixer and method therefor

#119
20050231283
2005-10-20

Integrated circuit device

#120
20050221775
2005-10-06

Passive mixer with improved linearity

#121
20050208922
2005-09-22

Frequency mixer preventing degradation in linearity on amplitude of input signal

#122
20050197084
2005-09-08

Mixer circuit and receiver circuit using the same

#123
20050174166
2005-08-11

System for tuning a corner frequency of a low pass filter

#124
20050164671
2005-07-28

Reducing active mixer flicker noise

#125
20050159130
2005-07-21

Novel DC offset and IP2 correction for down-conversion mixer

#126
20050134329
2005-06-23

Transconductor circuit for compensating the distortion of output current

#127
20050090223
2005-04-28

Use of a down-bond as a controlled inductor in integrated circuit applications

#128
20050088263
2005-04-28

High performance switch for switched inductor tuned RF circuit

#129
20050088262
2005-04-28

Tuning RF circuits using switched inductors provided in a monolithic integrated circuit

#130
20050088204
2005-04-28

High linearity passive mixer and associated LO buffer

#131
20050085205
2005-04-21

Radio frequency unit analog level detector and feedback control system

#132
20050073352
2005-04-07

High linearity passive mixer and associated LO buffer

#133
20050043000
2005-02-24

Frequency converter and radio communication device using same

#134
20050005296
2005-01-06

NxM crosspoint switch with band translation

#135
16223641
2020-04-14

Frequency mixer