Patents-Review.com
ClassID:

219076 ⎘

H03D2200/0023 - CPC Classification

Classification description:

Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by; Circuit elements of demodulators Balun circuits

Recent Application in this class:
#1
20240291436
2024-08-29

Local-Oscillator Filtering in a Mixer

 #2
20240056031
2024-02-15

Active balun design

 #3
20220301705
2022-09-22

BIOLOGICAL INFORMATION MONITORING APPARATUS AND MRI APPARATUS

 #4
20220231668
2022-07-21

LO leakage suppression in frequency conversion circuits

 #5
20220077824
2022-03-10

Passive wideband mixer

 #6
20200382058
2020-12-03

Power efficient radio mixers

 #7
20200127605
2020-04-23

Radio-frequency apparatus with multi-band wideband balun and associated methods

 #8
20200119692
2020-04-16

RADIO FREQUENCY MIXER

 #9
20190267945
2019-08-29

Reconfigurable power efficient mixers

 #10
20190238117
2019-08-01

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

 #11
20190190482
2019-06-20

Radio-frequency apparatus with multi-band balun and associated methods

 #12
20190190149
2019-06-20

Radio-frequency apparatus with multi-band balun with improved performance and associated methods

 #13
20190165741
2019-05-30

Wireless receiver and wireless reception method

 #14
20190020312
2019-01-17

Mixers with improved linearity

 #15
20180097479
2018-04-05

Mixer

 #16
20170366138
2017-12-21

Re-configurable passive mixer for wireless receivers

 #17
20170207749
2017-07-20

Down-conversion mixer

 #18
20170093338
2017-03-30

Mixer

 #19
20160079922
2016-03-17

Mixer circuit

 #20
20150341014
2015-11-26

Broadband integrated RF/microwave/millimeter mixer with integrated balun(s)

 #21
20150137869
2015-05-21

Mixing circuit

 #22
20140349600
2014-11-27

Subharmonic mixer

 #23
20140140443
2014-05-22

Injection-locked RF receiver having trifilar transformer splitter

 #24
20140030996
2014-01-30

Linearity in passive mixer circuits

 #25
20130165061
2013-06-27

Mixer with high second-order and third-order intercept point

 #26
20130113551
2013-05-09

Envelope detector

 #27
20130039438
2013-02-14

System and method for a multi-band transmitter

 #28
20120322400
2012-12-20

Current mode blixer with noise cancellation

 #29
20120321020
2012-12-20

COMPLENTARY DIFFERENTIAL INPUT BASED MIXER CIRCUIT

 #30
20120049972
2012-03-01

Downconversion mixer

 #31
20120013387
2012-01-19

Wideband balun having a single primary and multiple secondaries

 #32
20110312295
2011-12-22

Double balanced mixer

 #33
20110241739
2011-10-06

Harmonic mixer circuit

 #34
20110084864
2011-04-14

Single-ended polar transmitting circuit with current salvaging and substantially constant bandwidth

 #35
20110043286
2011-02-24

Direct conversion receiver

 #36
20110001540
2011-01-06

Combined mixer and balun design

 #37
20100231316
2010-09-16

Hybrid marchand/back-wave balun and double balanced mixer using same

 #38
20100148849
2010-06-17

Signal converter for wireless communication and receiving device using the same

 #39
20100081408
2010-04-01

Re-configurable passive mixer for wireless receivers

 #40
20090221259
2009-09-03

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

 #41
20090221258
2009-09-03

Balanced Series Mixer for High-Frequency Signals

 #42
20090190692
2009-07-30

Linear and polar dual mode transmitter circuit

 #43
20090189673
2009-07-30

Mixer with balanced local oscillator signal

 #44
20090134951
2009-05-28

Broadband reciprocal active balun structure

 #45
20090039943
2009-02-12

Mixer and transceiver having the mixer

 #46
20080139149
2008-06-12

Method and apparatus for receiving radio frequency signals

 #47
20080113643
2008-05-15

Multi-transformer architecture for an active RF circuit

 #48
20080009259
2008-01-10

Frequency-converting circuit and down converter with the same

 #49
20070142019
2007-06-21

Mixer circuit and method

 #50
20070109041
2007-05-17

FM detector circuit with unbalanced/balanced conversion

 #51
20070046834
2007-03-01

Balanced and unbalanced electronic circuit and television tuner

 #52
20060141976
2006-06-29

Passive reflection mixer

 #53
20060057988
2006-03-16

Low cost planar double balanced mixer

 #54
20060009173
2006-01-12

Step-up frequency converter

 #55
20060003717
2006-01-05

Quadrature subharmonic mixer

 #56
20050270081
2005-12-08

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

 #57
20050221775
2005-10-06

Passive mixer with improved linearity

 #58
20050043004
2005-02-24

Communication apparatus, electronic equipment with communication functions, communication function circuit, amplifier circuit and balun circuit

 #59
20050043003
2005-02-24

Passive mixer with improved linearity

 #60
20050043000
2005-02-24

Frequency converter and radio communication device using same

 #61
16399133
2020-04-28

Power efficient triple-balanced radio frequency mixers