Patents-Review.com
ClassID:

219224 ⎘

H03F3/19 - page 3 - CPC Classification

Classification description:

Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements; High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only

Recent Application in this class:
#601
20200204132
2020-06-25

MULTIPLE-PORT SIGNAL BOOSTERS

 #602
20200203844
2020-06-25

Electromagnetic wave radiator

 #603
20200203294
2020-06-25

Amplifiers and amplifier modules with ground plane height variation structures

 #604
20200195231
2020-06-18

Wireless receiving device

 #605
20200195213
2020-06-18

Power amplification module

 #606
20200195210
2020-06-18

Power amplifier circuit

 #607
20200195208
2020-06-18

Multi-band power amplifier module

 #608
20200186104
2020-06-11

Power amplifier circuit

 #609
20200186094
2020-06-11

Power amplifier module

 #610
20200186093
2020-06-11

Bias circuit and amplifier

 #611
20200186090
2020-06-11

Method for adjusting output of amplifier by using sensing circuit configured to sense power supplied to amplifier and electronic device therefor

 #612
20200177214
2020-06-04

Front-end module and communication device

 #613
20200177164
2020-06-04

Radio Frequency Signal Attenuator And Method of Operation Thereof

 #614
20200177141
2020-06-04

Amplifier, radiation detector, and radiation detector control method

 #615
20200177138
2020-06-04

Crest factor reduction in power amplifier circuits

 #616
20200177137
2020-06-04

Controlled transistor on-resistance with predefined temperature dependence

 #617
20200169436
2020-05-28

Method and apparatus for controlling spectral regrowth

 #618
20200169226
2020-05-28

Power amplification module

 #619
20200169223
2020-05-28

Broadband power amplifier circuit

 #620
20200162292
2020-05-21

All digital outphasing transmitter

 #621
20200162033
2020-05-21

Broadband harmonic matching network using low-pass type broadband matching

 #622
20200162032
2020-05-21

Devices and methods for detecting a saturation condition of a power amplifier

 #623
20200162031
2020-05-21

Amplification device

 #624
20200162028
2020-05-21

POWER AMPLIFICATION WITH ENVELOPE TRACKING TO PROVIDE ENVELOPE-BASED BIASING AND SUPPLY VOLTAGES

 #625
20200162027
2020-05-21

Methods for operating amplifiers and related devices

 #626
20200154368
2020-05-14

High-frequency signal processing apparatus and wireless communication apparatus

 #627
20200153395
2020-05-14

Wide band buffer with DC level shift and bandwidth extension for wired data communication

 #628
20200153112
2020-05-14

Front-end chip for dual-pole antenna array

 #629
20200145038
2020-05-07

Antenna module

 #630
20200144993
2020-05-07

Low-loss vector modulator based phase shifter

 #631
20200144991
2020-05-07

Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication device

 #632
20200144966
2020-05-07

Radio frequency front-end circuit

 #633
20200136575
2020-04-30

Multimode envelope tracking circuit and related apparatus

 #634
20200136571
2020-04-30

Bias sequencing and switching circuit

 #635
20200136567
2020-04-30

Digital hybrid mode power amplifier system

 #636
20200136566
2020-04-30

Amplifying apparatus with improved linearity

 #637
20200136555
2020-04-30

FREQUENCY SWITCHING METHOD APPLICABLE TO MASS SPECTROMETER MULTIPOLE RF DRIVE SYSTEMS

 #638
20200136513
2020-04-30

Supply modulator for power amplifier

 #639
20200127690
2020-04-23

Antenna integrated amplifier and transmitter

 #640
20200127625
2020-04-23

Distributed envelope tracking amplifier circuit and related apparatus

 #641
20200127614
2020-04-23

PEAK VOLTAGE LIMITING CIRCUITS AND METHODS FOR POWER AMPLIFIERS

 #642
20200127611
2020-04-23

Distributed envelope tracking amplifier circuit and related apparatus

 #643
20200124704
2020-04-23

1/f Noise Cancellation in Pulsed UWB Radar Radio Receiver IC

 #644
20200119700
2020-04-16

Multi-path communication device for sharing feedback path for digital pre-distortion

 #645
20200112329
2020-04-09

Diversity receiver front end system with heterogeneous variable-gain amplifiers

 #646
20200112287
2020-04-09

Low-load-modulation power amplifier

 #647
20200112103
2020-04-09

Capacitively coupled patch antenna

 #648
20200107433
2020-04-02

Methods and devices related to reduced packaging substrate deformation

 #649
20200106649
2020-04-02

Two-step feed-forward equalizer for voltage-mode transmitter architecture

 #650
20200106409
2020-04-02

Chopper amplifier

 #651
20200106402
2020-04-02

Amplification device, radio communication apparatus, and amplification control method

 #652
20200106395
2020-04-02

DEVICES AND METHODS RELATED TO EMBEDDED SENSORS FOR DYNAMIC ERROR VECTOR MAGNITUDE CORRECTIONS

 #653
20200106392
2020-04-02

Envelope tracking amplifier circuit

 #654
20200099364
2020-03-26

Acoustic impedance transformation circuit and related apparatus

 #655
20200099363
2020-03-26

Acoustic structure having tunable parallel resonance frequency

 #656
20200099349
2020-03-26

High frequency amplifier unit having amplifier modules arranged on outer conductors

 #657
20200092830
2020-03-19

QUICK-START HIGH-VOLTAGE BOOST

 #658
20200091953
2020-03-19

Inrush current limiter circuits having current regulating switches therein

 #659
20200091874
2020-03-19

Radio frequency power amplifier and power amplifier module

 #660
20200091870
2020-03-19

ENHANCED AMPLIFIER EFFICIENCY THROUGH CASCODE CURRENT STEERING

 #661
20200083914
2020-03-12

HIGH EFFICIENCY LINEARIZATION POWER AMPLIFIER FOR WIRELESS COMMUNICATION

 #662
20200076465
2020-03-05

Signal amplifier of multi-antenna system

 #663
20200076456
2020-03-05

Apparatus and a method for amplifying an input signal

 #664
20200076391
2020-03-05

Power amplifier self-heating compensation circuit

 #665
20200076383
2020-03-05

Transmission line transformer and amplifying circuit

 #666
20200076373
2020-03-05

Distributed feed-forward envelope tracking system

 #667
20200069358
2020-03-05

Electrosurgical generator control system

 #668
20200067559
2020-02-27

Transceivers and methods for operating transceivers

 #669
20200067488
2020-02-27

Multiplexer, radio-frequency front-end circuit, and communication device

 #670
20200067465
2020-02-27

Phase shifters for gallium nitride amplifiers and related methods

 #671
20200059210
2020-02-20

Amplification device with isolation characteristics

 #672
20200052729
2020-02-13

Current-mode filtering using current steering

 #673
20200052669
2020-02-13

Output power control device

 #674
20200052656
2020-02-13

Crest factor reduction in power amplifier circuits

 #675
20200052652
2020-02-13

Multi-input signal amplifier with tailored amplifier architectures

 #676
20200044618
2020-02-06

MULTIPLE-PORT SIGNAL BOOSTER

 #677
20200044614
2020-02-06

Breakdown protection circuit for power amplifier

 #678
20200044610
2020-02-06

Power supply signal generation

 #679
20200044609
2020-02-06

Variable power amplifier bias impedance

 #680
20200036353
2020-01-30

Tunable gain equalizer

 #681
20200036340
2020-01-30

Power amplifier

 #682
20200036339
2020-01-30

POWER AMPLIFIER CIRCUIT WITH DIVERTING CURRENT PATH

 #683
20200036338
2020-01-30

Envelope tracking voltage tracker circuit

 #684
20200036336
2020-01-30

Power control circuit and power amplification circuit

 #685
20200028477
2020-01-23

Bias circuit for high efficiency complimentary metal oxide semiconductor (CMOS) power amplifiers

 #686
20200028472
2020-01-23

Doherty amplifier system

 #687
20200028471
2020-01-23

Doherty power amplifier system

 #688
20200021263
2020-01-16

Source impedance tuning circuit for a receive path

 #689
20200021249
2020-01-16

Temperature compensated oscillator

 #690
20200021246
2020-01-16

Semiconductor amplifier

 #691
20200020474
2020-01-16

RF damping structure in inductive device

 #692
20200014417
2020-01-09

Integrated RF front end with stacked transistor switch

 #693
20200014343
2020-01-09

Multistage power amplifier with linearity compensating function

 #694
20200014338
2020-01-09

Wideband tunable hybrid-based combiner for a Doherty power amplifier architecture

 #695
20200014336
2020-01-09

Multistage power amplifier with bias compensating function

 #696
20200014334
2020-01-09

Power amplification circuit

 #697
20200007100
2020-01-02

DISTRIBUTED DARLINGTON PAIR AMPLIFIER

 #698
20200007097
2020-01-02

Power amplifier system

 #699
20200007092
2020-01-02

Amplification in presence of a variable antenna impedance

 #700
20200007090
2020-01-02

Envelope tracking amplifier circuit

 #701
20200006536
2020-01-02

Compound semiconductor device

 #702
20190393915
2019-12-26

Adjustable gain devices and methods for use therewith

 #703
20190393912
2019-12-26

Receiver with reduced mixer-filter interaction distortion

 #704
20190393847
2019-12-26

Power amplifier device

 #705
20190393843
2019-12-26

AMPLIFICATION DEVICE

 #706
20190393840
2019-12-26

Bias circuit

 #707
20190386656
2019-12-19

Insulated power switching cell

 #708
20190386625
2019-12-19

MULTIPLE-PORT SIGNAL BOOSTER

 #709
20190386621
2019-12-19

RF transceiver front end module with improved linearity

 #710
20190386619
2019-12-19

SYSTEMS, CIRCUITS AND METHODS FOR CORRECTING DYNAMIC ERROR VECTOR MAGNITUDE EFFECTS

 #711
20190386616
2019-12-19

Front-end for processing 2G signal using 3G/4G paths

 #712
20190386520
2019-12-19

Wireless transmission device and wireless communication device

 #713
20190379412
2019-12-12

DC coupled radio frequency modulator

 #714
20190379408
2019-12-12

Mixed-mode millimeter-wave transmitter

 #715
20190379339
2019-12-12

DOHERTY AMPLIFIER

 #716
20190379335
2019-12-12

Doherty radio frequency amplifier circuitry

 #717
20190379332
2019-12-12

SCHOTTKY ENHANCED BIAS CIRCUIT

 #718
20190372556
2019-12-05

SPDT switch with high linearity

 #719
20190372540
2019-12-05

Variable gain amplifiers with output phase invariance

 #720
20190372539
2019-12-05

Variable gain amplifier in a receiving chain

 #721
20190372236
2019-12-05

Distributed transceiver signal switching circuit

 #722
20190371792
2019-12-05

Monolithic single chip integrated radio frequency front end module configured with single crystal acoustic filter devices

 #723
20190363697
2019-11-28

Acoustic wave device, high-frequency front-end circuit, and communication device

 #724
20190363690
2019-11-28

Low Noise Amplifier with Tunable Bypass Match

 #725
20190363683
2019-11-28

High-frequency amplifier

 #726
20190356348
2019-11-21

Compact broadband receiver for multi-band millimeter-wave 5G communication

 #727
20190356329
2019-11-21

High efficiency power amplifier architectures for RF applications

 #728
20190356288
2019-11-21

Power amplifier circuit

 #729
20190356286
2019-11-21

POWER DENSITY MATCHING CIRCUITS FOR POWER AMPLIFIERS

 #730
20190356283
2019-11-21

Amplifier device

 #731
20190356276
2019-11-21

Power amplifier

 #732
20190356271
2019-11-21

Common-mode loop controlled fully-differential adaptive class-A amplifier

 #733
20190349227
2019-11-14

Systems and methods for cable headend transmission

 #734
20190348976
2019-11-14

Non-oscillating comparator

 #735
20190348969
2019-11-14

Signal switching systems and modules and devices using same

 #736
20190348952
2019-11-14

Power amplification apparatus, remote radio unit, and base station

 #737
20190342765
2019-11-07

Remotely-controlled distributed antenna system for railroad tunnels employing software defined amplifiers

 #738
20190341961
2019-11-07

System and method for bi-directional radio communication

 #739
20190341896
2019-11-07

Equalization of frequency-dependent gain

 #740
20190341895
2019-11-07

Amplifier system with digital switched attenuator

 #741
20190334750
2019-10-31

SYMBOL POWER TRACKING AMPLIFICATION SYSTEM AND A WIRELESS COMMUNICATION DEVICE INCLUDING THE SAME

 #742
20190334743
2019-10-31

Image distortion correction in a wireless terminal

 #743
20190334562
2019-10-31

Front-end systems with directional couplers and a shared back switch

 #744
20190334560
2019-10-31

Transmit and receive switch and broadband power amplifier matching network for multi-band millimeter-wave 5G communication

 #745
20190334539
2019-10-31

Time-interleaved charge sampler receiver

 #746
20190334504
2019-10-31

High order miller N-path filter

 #747
20190334481
2019-10-31

Methods for amplifying signals using a Doherty amplifier

 #748
20190334480
2019-10-31

Symbol power tracking amplification system and a wireless communication device including the same

 #749
20190333878
2019-10-31

Amplifiers and amplifier modules with ground plane height variation structures

 #750
20190326864
2019-10-24

High-voltage power amplification system

 #751
20190326861
2019-10-24

Digital pre-distortion for an AB amplifier

 #752
20190326095
2019-10-24

Modular high-frequency source

 #753
20190325855
2019-10-24

Inductive distortion system and method

 #754
20190319720
2019-10-17

APPARATUS AND METHODS OF CALIBRATING A POWER AMPLIFIER SYSTEM TO COMPENSATE FOR ENVELOPE AMPLITUDE MISALIGNMENT

 #755
20190319607
2019-10-17

Signal switching systems and electronic devices using same

 #756
20190319596
2019-10-17

Low voltage inverter-based amplifier

 #757
20190319590
2019-10-17

Predistorter for compensating linearity of an amplifier

 #758
20190319589
2019-10-17

Method for enhancing linearity of a receiver front-end system by using a common-mode feedback process and receiver front-end system thereof

 #759
20190319584
2019-10-17

Low modulation bandwidth envelope tracking circuit

 #760
20190319583
2019-10-17

Techniques for improving cellular current consumption

 #761
20190319581
2019-10-17

Oscillating circuit and method for calibrating a resonant frequency of an LC tank of an injection-locked oscillator (ILO) of the oscillating circuit while stopping self-oscillation of the ILO

 #762
20190319328
2019-10-17

Waveguides with active or passive repeaters for range extension

 #763
20190317189
2019-10-17

Frequency-modulated continuous-wave radar system and frequency tracking method for calibrating frequency gains of a radio frequency signal to approach wideband flatness frequency responses

 #764
20190312554
2019-10-10

Power amplifier circuit

 #765
20190312550
2019-10-10

Receiver circuit

 #766
20190312327
2019-10-10

Waveguide transitions for power-combining devices

 #767
20190312027
2019-10-10

Monolithic single chip integrated radio frequency front end module configured with single crystal acoustic filter devices

 #768
20190296698
2019-09-26

Phased array antenna system

 #769
20190296697
2019-09-26

Phased array antenna system

 #770
20190296694
2019-09-26

High-frequency front end circuit

 #771
20190288900
2019-09-19

System and method for digital memorized predistortion for wireless communication

 #772
20190288647
2019-09-19

Pulse width distortion cancellation of a switching mode amplifier for reduced second harmonic interference

 #773
20190273523
2019-09-05

FILTERING TECHNIQUES

 #774
20190273476
2019-09-05

Power amplifier module

 #775
20190273470
2019-09-05

CURRENT CONTROL USING POWER CELL ISOLATION

 #776
20190267971
2019-08-29

Acoustic wave filter with temperature sensor

 #777
20190267950
2019-08-29

Adaptive multiband power amplifier apparatus

 #778
20190260414
2019-08-22

Low noise amplifiers with output limiting

 #779
20190260403
2019-08-22

METHODS FOR REDUCING RADIATED EMISSIONS FROM POWER AMPLIFIERS

 #780
20190260400
2019-08-22

Power amplification module

 #781
20190260367
2019-08-22

POWER AMPLIFIER SATURATION DETECTION

 #782
20190260335
2019-08-22

Weakly coupled based harmonic rejection filter for feedback linearization power amplifier

 #783
20190253085
2019-08-15

REMOTE RADIO HEAD UNIT SYSTEM WITH WIDEBAND POWER AMPLIFIER

 #784
20190252368
2019-08-15

Semiconductor device

 #785
20190245517
2019-08-08

Acoustic wave device, radio frequency front-end circuit, and communication device

 #786
20190245495
2019-08-08

Calibrating a power amplifier such as in a remote unit in a wireless distribution system (WDS)

 #787
20190245488
2019-08-08

Resistorless power amplifier

 #788
20190245487
2019-08-08

Logic control circuit

 #789
20190243403
2019-08-08

Programmable low dropout regulators with fast transient response when programming output voltage

 #790
20190238164
2019-08-01

Demultiplexing apparatus and method of designing the apparatus

 #791
20190238106
2019-08-01

Active cross-band isolation for a transformer-based power amplifier

 #792
20190238102
2019-08-01

Amplification device and electromagnetic wave irradiating device

 #793
20190238101
2019-08-01

Universal memory-based model for nonlinear power amplifier behaviors

 #794
20190238098
2019-08-01

Load modulation amplifier

 #795
20190238095
2019-08-01

Envelope tracking circuit and related power amplifier system

 #796
20190235050
2019-08-01

MILLIMETER WAVE AUTOMOTIVE RADAR SYSTEMS

 #797
20190229975
2019-07-25

Voltage memory digital pre-distortion circuit

 #798
20190229684
2019-07-25

System and method for reducing output harmonics

 #799
20190229681
2019-07-25

Power amplifier module

 #800
20190229680
2019-07-25

Distortion compensation circuit

 #801
20190222240
2019-07-18

Parallel use of serial controls in improved wireless devices and power amplifier modules

 #802
20190222181
2019-07-18

Envelope tracking circuit

 #803
20190222178
2019-07-18

Envelope tracking voltage tracker circuit and related power management circuit

 #804
20190222177
2019-07-18

Self-optimising RF amplifier

 #805
20190222176
2019-07-18

Envelope tracking circuit

 #806
20190214955
2019-07-11

Dynamic phased array tapering without phase recalibration

 #807
20190214494
2019-07-11

Compound semiconductor device and fabrication method

 #808
20190214489
2019-07-11

Compound semiconductor device

 #809
20190207635
2019-07-04

Digital offset frequency generator based radio frequency transmitter

 #810
20190207566
2019-07-04

RF power amplifier

 #811
20190207563
2019-07-04

Ultrawideband very low noise amplifier with noise reduction and current reuse

 #812
20190199390
2019-06-27

Base station antennas having transmitters and receivers therein that support time division duplexing (TDD) with enhanced bias control for high speed switching

 #813
20190199327
2019-06-27

Filter networks for driving capacitive loads

 #814
20190199297
2019-06-27

Band-reconfigurable and load-adaptive power amplifier

 #815
20190190623
2019-06-20

Reducing impedance discontinuities on a shared medium

 #816
20190190490
2019-06-20

Acoustically coupled resonator notch and bandpass filters

 #817
20190190469
2019-06-20

CIRCUITS FOR POWER-COMBINED POWER AMPLIFIER ARRAYS

 #818
20190190467
2019-06-20

Power supply for envelope tracking

 #819
20190190462
2019-06-20

Amplifier linearization in a radio frequency system

 #820
20190190461
2019-06-20

Multistage amplifier linearization in a radio frequency system

 #821
20190190457
2019-06-20

Power amplifier circuit

 #822
20190190455
2019-06-20

Transmission unit

 #823
20190190454
2019-06-20

Amplifier circuit

 #824
20190190112
2019-06-20

Tunable electromagnetic coupler and modules and devices using same

 #825
20190181907
2019-06-13

System and method for a radio frequency filter

 #826
20190181839
2019-06-13

System and method for a radio frequency filter

 #827
20190181837
2019-06-13

System and method for a radio frequency filter

 #828
20190181836
2019-06-13

Multiplexer, high-frequency front-end circuit, and communication device

 #829
20190181835
2019-06-13

Acoustically coupled resonator notch and bandpass filters

 #830
20190181834
2019-06-13

Acoustically coupled resonator notch and bandpass filters

 #831
20190181832
2019-06-13

System and method for a radio frequency filter

 #832
20190181827
2019-06-13

Tunable resonator element, filter circuit and method

 #833
20190181825
2019-06-13

System and method for a radio frequency filter

 #834
20190181824
2019-06-13

Tunable resonator element, filter circuit and method

 #835
20190181821
2019-06-13

Variable gain amplifier and method thereof

 #836
20190181820
2019-06-13

Switch for controlling a gain of an amplifier and method thereof

 #837
20190181812
2019-06-13

AUTOMATIC IMPEDANCE MATCHING USING TRUE POWER INFORMATION

 #838
20190181808
2019-06-13

Power amplifier circuit

 #839
20190181805
2019-06-13

Phase shift and attenuation circuits for use with multiple-path amplifiers

 #840
20190173530
2019-06-06

Processing radio-frequency signals with tunable matching circuits

 #841
20190173437
2019-06-06

Programmable filter in an amplifier

 #842
20190173432
2019-06-06

Bias circuit

 #843
20190168013
2019-06-06

Systems for controlling power to differently loaded antenna arrays

 #844
20190165754
2019-05-30

Apparatus for radio-frequency matching networks and associated methods

 #845
20190165752
2019-05-30

Band pass filter

 #846
20190165747
2019-05-30

APPARATUS AND METHOD FOR VOLTAGE DISTRIBUTION

 #847
20190165739
2019-05-30

Quadrature combined doherty amplifiers

 #848
20190165736
2019-05-30

Envelope trackers providing compensation for power amplifier output load variation

 #849
20190158262
2019-05-23

Tunable filter for LTE bands

 #850
20190158133
2019-05-23

Low power wake-up receiver

 #851
20190158045
2019-05-23

Power amplifier modules including transistor with grading and semiconductor resistor

 #852
20190158044
2019-05-23

Power amplifier and compound semiconductor device

 #853
20190158039
2019-05-23

Power amplifier module

 #854
20190150100
2019-05-16

High-frequency signal processing apparatus and wireless communication apparatus

 #855
20190149118
2019-05-16

Carrier aggregation circuit allowing carrier waves with different frequencies to share the same amplifier

 #856
20190140623
2019-05-09

DC control circuit for controlling resistance of a RF transistor

 #857
20190140604
2019-05-09

Amplification apparatus

 #858
20190140602
2019-05-09

RF switch with split tunable matching network

 #859
20190140596
2019-05-09

Power amplification module

 #860
20190132021
2019-05-02

System and method for bi-directional radio communication

 #861
20190131938
2019-05-02

Power amplifier cell

 #862
20190131936
2019-05-02

HIGH AND LOW VOLTAGE LIMITED POWER AMPLIFICATION SYSTEM

 #863
20190123722
2019-04-25

Multiplexer, high-frequency front end circuit, and communication device

 #864
20190123702
2019-04-25

METHODS OF ADJUSTING BAND-BASED AMPLIFIER LINEARITY

 #865
20190123695
2019-04-25

Circuitry and method for GaN device

 #866
20190123690
2019-04-25

Amplification system with differential envelope-based bias

 #867
20190122957
2019-04-25

Amplification apparatus

 #868
20190115947
2019-04-18

RADIO-FREQUENCY FRONT END CIRCUIT AND COMMUNICATION APPARATUS

 #869
20190115881
2019-04-18

Power amplifying device

 #870
20190115875
2019-04-18

Amplifier power combiner with slotline impedance transformer

 #871
20190115873
2019-04-18

Multi-mode power management system supporting fifth-generation new radio

 #872
20190115872
2019-04-18

Envelope tracking current bias circuit and power amplifying device

 #873
20190109613
2019-04-11

Envelope tracking system for transmitting a wide modulation bandwidth signal(s)

 #874
20190109569
2019-04-11

High Frequency Amplifier Unit having Amplifier Modules Arranged on Outer Conductors

 #875
20190109566
2019-04-11

Nonlinear bandwidth compression circuitry

 #876
20190109066
2019-04-11

Power amplifier module

 #877
20190103890
2019-04-04

Methods of detecting power of individual carrier of aggregated carrier

 #878
20190089401
2019-03-21

Distributed transceiver signal switching circuit

 #879
20190089400
2019-03-21

Method to build asymmetrical transmit/receive switch with 90 degrees impedance transformation section

 #880
20190089399
2019-03-21

Fast memory access control for phase and gain

 #881
20190089365
2019-03-21

Amplifier circuitry, ad converter, and wireless communication device

 #882
20190089308
2019-03-21

Wideband vector modulator and phase shifter

 #883
20190089307
2019-03-21

Power amplifier circuit

 #884
20190089064
2019-03-21

Symmetrical front-end chip for dual-pole antenna array

 #885
20190089048
2019-03-21

Radio-frequency signal shielding and channel isolation

 #886
20190081655
2019-03-14

Integrated RF front end with stacked transistor switch

 #887
20190081613
2019-03-14

Radio-frequency filter circuit, multiplexer, radio-frequency front-end circuit, and communication device

 #888
20190080886
2019-03-14

High-power solid-state microwave generator for RF energy applications

 #889
20190075625
2019-03-07

High-frequency heating device

 #890
20190074819
2019-03-07

FILTER WITH SURFACE ACOUSTIC WAVE DEVICE FOR CARRIER AGGREGATION SYSTEM

 #891
20190074797
2019-03-07

Linearization circuits and methods for multilevel power amplifier systems

 #892
20190074796
2019-03-07

Bias circuit

 #893
20190074769
2019-03-07

Supply modulator for power amplifier

 #894
20190072621
2019-03-07

System, apparatus and method for achieving scanning safety for a magnetic resonance conditionally safe implant

 #895
20190068180
2019-02-28

Detector circuit and wireless communication apparatus

 #896
20190068154
2019-02-28

MULTIPLE-PORT SIGNAL BOOSTERS

 #897
20190068153
2019-02-28

System, apparatus and method for performing automatic gain control in a receiver for short range wireless communications

 #898
20190068140
2019-02-28

Amplifier assemblies with multiple antenna structures and amplifiers

 #899
20190068137
2019-02-28

Power amplifier and protection circuit for use in RF active circuit

 #900
20190068136
2019-02-28

Protection of power amplifiers in a signal booster