ClassID:

223339

H04B1/1018 - CPC Classification

Classification description:

Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Receivers; Means associated with receiver for limiting or suppressing noise or interference noise filters connected between the power supply and the receiver

Recent Application in this class:
#1
20260128851
2026-05-07

RADIO-FREQUENCY MODULE AND COMMUNICATION DEVICE

#2
20260088845
2026-03-26

Adaptive Filtering for Sub-System Coexistence

#3
20260088508
2026-03-26

ADAPTABLE LOW FREQUENCY RECEIVE ANTENNA AND METHOD

#4
20260081705
2026-03-19

TEST AND/OR MEASUREMENT INSTRUMENT AND METHOD FOR DETERMINING A POWER OF AN INPUT SIGNAL

#5
20260019098
2026-01-15

UNIVERSAL MOUNT FOR DENSE INTEGRATION OF RADIO REMOTE UNITS

#6
20260005716
2026-01-01

Radio Frequency Front-End Device, Antenna Module, and Electronic Device

#7
20250385697
2025-12-18

RECONFIGURABLE MULTI-FEEDBACK FILTER FOR MMW RECEIVERS

#8
20250293721
2025-09-18

RECEIVER OF BEING CAPABLE OF ADAPTIVELY PROCESSING TRANSMISSION SIGNAL WITH VARIOUS FREQUENCY

#9
20250274151
2025-08-28

ANTENNA DEVICE AND ELECTRONIC APPARATUS USING THE SAME

#10
20250253876
2025-08-07

COMMUNICATION TERMINAL CONFIGURED TO ADJUST FOR INTERFERENCE AND METHODS OF USE

#11
20250240114
2025-07-24

ANTENNA TUNER WITH JAMMER REJECTION

#12
20250125828
2025-04-17

RADIO FREQUENCY CIRCUIT

#13
20250070808
2025-02-27

SPIKE NEURON-BASED WAKE-UP CIRCUIT AND OPERATION METHOD THEREOF

#14
20250038774
2025-01-30

RADIO FREQUENCY CIRCUIT

#15
20240356570
2024-10-24

Radio frequency module and communication device

#16
20240223231
2024-07-04

RADIO FREQUENCY FRONT END ARCHITECTURE WITH RECEIVE FILTER BYPASS

#17
20240223230
2024-07-04

IFF/ADS-B RECEPTION CHAIN

#18
20240215542
2024-07-04

Physiological information sensing device and method

#19
20240120958
2024-04-11

BLOCKER SIGNAL REMOVAL DEVICE, RECEIVER INPUT UNIT AND/OR WIRELESS COMMUNICATION DEVICE INCLUDING THE SAME, AND METHOD OF USING THE SAME

#20
20240063836
2024-02-22

SYSTEMS, APPARATUSES, AND METHODS FOR TRANSCEIVER FILTERS

#21
20240063835
2024-02-22

Receiver With Improved Noise Immunity

#22
20230403041
2023-12-14

SELF-INTERFERENCE CANCELLATION IN RF TRANSCEIVERS

#23
20230308127
2023-09-28

FREQUENCY CONVERTING CABLE NETWORK SIGNAL TRANSMISSION DEVICES

#24
20230299811
2023-09-21

RF filter for use at 5G frequencies

#25
20230291467
2023-09-14

Satellite orientation system

#26
20230208459
2023-06-29

Serial signal detector and differential signal detection method covering multi-protocols

#27
20230208456
2023-06-29

Communication terminal configured to adjust for interference and methods of use

#28
20230179235
2023-06-08

Radio frequency module and communication device

#29
20230179151
2023-06-08

Power amplifier module, frontend circuit, and communication device

#30
20230091124
2023-03-23

NOISE REDUCTION IN NON-INVASIVE RADIO FREQUENCY ANALYTE SENSORS

#31
20230081370
2023-03-16

Radio-frequency power amplifier with amplitude modulation to phase modulation (AMPM) compensation

#32
20220416839
2022-12-29

Communication apparatus

#33
20220385320
2022-12-01

Receiver with improved noise immunity

#34
20220385319
2022-12-01

Signal processing apparatus and method, and access network device

#35
20220376734
2022-11-24

Communication device, electronic device including communication device, and operating method of electronic device

#36
20220329277
2022-10-13

Frequency converting cable network signal transmission devices

#37
20220294462
2022-09-15

Digital-to-analog converter, data processing system, base station, and mobile device

#38
20220263529
2022-08-18

Maximizing efficiency of communication systems with self-interference cancellation subsystems

#39
20220255206
2022-08-11

RADIO FREQUENCY FILTERS HAVING REDUCED SIZE

#40
20220247438
2022-08-04

Circuit configured to compensate for timing skew and operation method thereof

#41
20220201842
2022-06-23

Mitigating PDN induced RF interference using a stepped impedance filter

#42
20220190856
2022-06-16

Reliability handling for wireless transceivers

#43
20220158748
2022-05-19

Transmission/reception device and transmission/reception method

#44
20220158668
2022-05-19

Band14 signal suppression circuit and smart terminal device

#45
20220123707
2022-04-21

Low-cost filter

#46
20220085839
2022-03-17

Methods and apparatus for concurrent satellite positioning system and communications operation

#47
20220045704
2022-02-10

Electronic device for removing self-interference signal and method of operating the same

#48
20210409046
2021-12-30

Radio-frequency module and communication device

#49
20210399752
2021-12-23

Frequency converting cable network signal transmission devices

#50
20210391887
2021-12-16

Radio-frequency module and communication device

#51
20210367632
2021-11-25

Receiving device and method for dynamically adjusting the attenuation of the received signal

#52
20210344369
2021-11-04

Method for reducing SGLTE coupling de-sense and mobile terminal

#53
20210341348
2021-11-04

Signal processing device and signal processing method

#54
20210314010
2021-10-07

Radio-frequency module and communication device

#55
20210242892
2021-08-05

Front-end module

#56
20210226655
2021-07-22

Interference cancellation circuit and associated interference cancellation method

#57
20210211100
2021-07-08

Power amplifier module, frontend circuit, and communication device

#58
20210194518
2021-06-24

Radio frequency module and communication device

#59
20210175914
2021-06-10

Reliability handling for wireless transceivers

#60
20210152200
2021-05-20

Radio frequency module and communication device

#61
20210135693
2021-05-06

Radio frequency module and communication device

#62
20210099190
2021-04-01

Radio frequency module and communication device

#63
20210091818
2021-03-25

RF filter for use at 5G frequencies

#64
20210091803
2021-03-25

Radio frequency module and communication device

#65
20210083716
2021-03-18

Cascade of filters and a method for filtering an analog radio-frequency input signal

#66
20210021292
2021-01-21

Switch IC, high-frequency module, and communication apparatus

#67
20200350935
2020-11-05

Wireless radio frequency communication system

#68
20200321993
2020-10-08

Reception circuit, semiconductor apparatus and semiconductor system including the reception circuit

#69
20200228909
2020-07-16

Acoustic signal processing device and acoustic signal processing method

#70
20200169225
2020-05-28

Power amplifier module, frontend circuit, and communication device

#71
20200145036
2020-05-07

Reception circuit, semiconductor apparatus and semiconductor system including the reception circuit

#72
20200144982
2020-05-07

Compensation structures for radio frequency filtering devices

#73
20200091868
2020-03-19

Method and apparatus for calibration of a band-pass filter and squelch detector in a frequency-shift keying transceiver

#74
20200083917
2020-03-12

Wireless radio frequency communication system

#75
20200052730
2020-02-13

WIRELESS COMMUNICATION DEVICE WITH A LOW NOISE RECEIVER

#76
20190393912
2019-12-26

Receiver with reduced mixer-filter interaction distortion

#77
20190386692
2019-12-19

Saw-less design in low supply voltage and single-ended receiver and associated signal processing method

#78
20190386638
2019-12-19

Acoustic wave device, high frequency front end circuit, communication apparatus, and manufacturing method for acoustic wave device

#79
20190296929
2019-09-26

Digital predistortion for a frequency-selective channel

#80
20190296782
2019-09-26

Receiver and non-transitory computer readable medium storing program

#81
20190293514
2019-09-26

Signal processing device and signal processing method

#82
20190288737
2019-09-19

RF metrology system for a substrate processing apparatus incorporating RF sensors with corresponding lock-in amplifiers

#83
20190280787
2019-09-12

Real-time network analyzer and applications

#84
20190253098
2019-08-15

Tower top device and passive intermodulation cancellation method

#85
20190245568
2019-08-08

Crowd size estimation based on wireless signal absorption

#86
20190238169
2019-08-01

Switch IC, high-frequency module, and communication apparatus

#87
20190223213
2019-07-18

Wireless communication with dedicated dynamic frequency selection

#88
20190222463
2019-07-18

Apparatus for radio-frequency receiver with in-phase/quadrature calibration and associated methods

#89
20190158036
2019-05-23

Power amplifier module, frontend circuit, and communication device

#90
20190140749
2019-05-09

Base station for cancelling transmitter noise present in reception band and method for operating same

#91
20190036508
2019-01-31

Variable frequency filter, radio frequency front-end circuit, and communication terminal

#92
20180351520
2018-12-06

Optimized multi-LNA solution for wideband auxiliary inputs supporting multiple bands

#93
20180316372
2018-11-01

Diode-based transmitter and receiver detuning circuits

#94
20180309480
2018-10-25

Massive MIMO multi-user beamforming and single channel full duplex for wireless networks

#95
20180248574
2018-08-30

Wireless communication device and power measurement device equipped with the same

#96
20180234123
2018-08-16

Systems And Methods For Cancellation of Cross-Coupled Noise

#97
20180123626
2018-05-03

Variable passive network noise filter for noise reduction

#98
20180115373
2018-04-26

Real-time network analyzer and applications

#99
20180115160
2018-04-26

Peer-to-peer: AC power grid compensation architecture

#100
20180048339
2018-02-15

Harmonic selective full-band capture receiver with digital harmonic rejection calibration

#101
20180013458
2018-01-11

Multi-mixer system and method for reducing interference within multi-mixer system

#102
20180013457
2018-01-11

Wireless communication device and power measurement device equipped with the same

#103
20170373710
2017-12-28

Wireless communication receiver

#104
20170372102
2017-12-28

RFID receiver and method of extracting data bits encoded in a radio signal

#105
20170331526
2017-11-16

Massive MIMO multi-user beamforming and single channel full duplex for wireless networks

#106
20170331504
2017-11-16

Wireless communication device with a low noise receiver

#107
20170222672
2017-08-03

UL CA TX-TX tunable cross-isolation method

#108
20170195072
2017-07-06

Real-time network analyzer and applications

#109
20170149462
2017-05-25

Systems and methods for cancellation of cross-coupled noise

#110
20170149461
2017-05-25

Method and apparatus for discriminating between voice signals

#111
20170134058
2017-05-11

Passive acoustic resonator based RF receiver

#112
20170134057
2017-05-11

METHOD FOR PROCESSING SIGNAL AND ELECTRONIC DEVICE SUPPORTING THE SAME

#113
20170117942
2017-04-27

Wireless communication device and method of operating the same

#114
20170054459
2017-02-23

Tunable transmit cancellation in acoustic receiver filters

#115
20170041129
2017-02-09

System and method for synchronous processing of analog and digital pathways in a digital radio receiver

#116
20170033808
2017-02-02

REAL-TIME NETWORK ANALYZER AND APPLICATIONS

#117
20170005678
2017-01-05

Multi-mixer system and method for reducing interference within multi-mixer system

#118
20160380705
2016-12-29

Systems and methods for cancellation of cross-coupled noise

#119
20160359510
2016-12-08

RX shunt switching element-based RF front-end circuit

#120
20160337965
2016-11-17

Transceiver front-end circuit for a cellular radio that employs components for reducing power consumption

#121
20160336982
2016-11-17

Filtering device for a PMR portable mobile terminal, and mobile terminal

#122
20160308562
2016-10-20

Digital suppression of transmitter intermodulation in receiver

#123
20160285504
2016-09-29

All-analog and hybrid radio interference cancellation using cables, attenuators and power splitters

#124
20160277046
2016-09-22

Method of and apparatus for transmit noise reduction at a receiver

#125
20160248460
2016-08-25

Signal generator with image rejection

#126
20160233902
2016-08-11

Coordination between multiple WLAN cores that are using the same frequency band

#127
20160218758
2016-07-28

Receiver architecture with analog complex filter for OFDMA reception

#128
20160149601
2016-05-26

WIRELESS POWER RECEIVER DEVICE AND WIRELESS COMMUNICATIONS DEVICE

#129
20160142085
2016-05-19

Sawless architecture for receivers

#130
20160134313
2016-05-12

Distortion suppression for wireless transmission

#131
20160127051
2016-05-05

Systems and methods for cancellation of cross-coupled noise

#132
20160094376
2016-03-31

Methods and systems for dual-using a reception channel

#133
20160087659
2016-03-24

Methods, systems, and non-transitory computer readable media for wideband frequency and bandwidth tunable filtering

#134
20160080016
2016-03-17

Systems and methods for reducing a relatively high power, approximately constant envelope interference signal that spectrally overlaps a relatively low power desired signal

#135
20160036497
2016-02-04

System and method for detecting inadequate wireless coupling and improving in-band signaling in wireless power transfer systems

#136
20160028424
2016-01-28

RF receiver

#137
20160020793
2016-01-21

REJECTION OF RF INTERFERERS AND NOISE IN A WIRELESS COMMUNICATIONS TRANSCEIVER

#138
20160020792
2016-01-21

Signal detection and characterization

#139
20150373643
2015-12-24

Power efficient, variable sampling rate delta-sigma data converters for cellular communications systems

#140
20150349999
2015-12-03

Reception apparatus and frequency error correction method

#141
20150333785
2015-11-19

SAW-less, LNA-less low noise receiver

#142
20150295622
2015-10-15

Wireless communication device and method of operating the same

#143
20150222306
2015-08-06

Radio-frequency signal reception circuit and isolated signal transmission apparatus

#144
20150222305
2015-08-06

Reducing second order distortion in an amplifier

#145
20150207528
2015-07-23

BAND-LIMITED DIFFERENTIATOR FOR GRID APPLIANCE CONTROLLERS

#146
20140323074
2014-10-30

Power management for a battery-powered handheld audio device

#147
20140140442
2014-05-22

Wireless receiver circuit and method

#148
20130179935
2013-07-11

Systems and methods to attenuate intermodulation interference

#149
20130172056
2013-07-04

Mobile terminal

#150
20120322395
2012-12-20

Rejection of RF interferers and noise in a wireless communications transceiver

#151
20120063555
2012-03-15

Saw-less, LNA-less low noise receiver

#152
20110110473
2011-05-12

Digital and analog IM3 product compensation circuits for an RF receiver

#153
20100311381
2010-12-09

Receiving circuit

#154
20100289566
2010-11-18

Amplitude AC noise filter with universal IEC connection

#155
20090111416
2009-04-30

INTERMODULATION DISTURBANCE DETECTING CIRCUIT

#156
20090075610
2009-03-19

Digital and analog IM3 product compensation circuits for an RF receiver

#157
20090023411
2009-01-22

Receiving circuit

#158
20070202823
2007-08-30

Neural network adaptive pulsed noise blanker

#159
20070099591
2007-05-03

Power management for a battery-powered handheld audio device

#160
20070004360
2007-01-04

Systems and methods to attenuate intermodulation interference

#161
20060229052
2006-10-12

Circuit and method for signal reception using a low intermediate frequency reception

#162
18664006
2025-07-15

Boundary choke between modules in phased array antennas

#163
17742323
2024-05-28

Boundary choke between modules in phased array antennas

#164
17326092
2024-04-23

Methods and apparatus for receiving a user message in a communication network

#165
16506616
2020-03-10

RF repeater and mobile unit with cancellation of interference from a repeated signal

#166
16457588
2020-06-23

Distortion cancellation

#167
16279454
2020-08-25

Method and system for power line communication coupling and zero cross detector combination

#168
16130344
2020-02-18

Interference cancellation system

#169
15991183
2018-12-18

Frequency down-converter with high immunity to blocker and method thereof

#170
15985223
2019-07-16

RF repeater and mobile unit with cancellation of interference from a repeated signal

#171
15401417
2017-08-22

Channelized multicarrier digitizer

#172
15050138
2019-08-20

Radio frequency active filter

#173
14737756
2016-08-30

Interference signal cancellor with active tunable notch filter