ClassID:

223377

H04B2001/307 - 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; Circuits for homodyne or synchrodyne receivers using n-port mixer

Recent Application in this class:
#1
20260039003
2026-02-05

N-WAY RF SPLITTER-COMBINER, AND ARRANGEMENT COMPRISING THE SAME

#2
20260031846
2026-01-29

RECEIVER SYSTEM

#3
20250337446
2025-10-30

PROGRAMMABLE RF FRONT END FOR WIDEBAND ADC-BASED RECEIVER

#4
20250023596
2025-01-16

RECEIVER, COMMUNICATION DEVICE, AND SIGNAL PROCESSING METHOD

#5
20240372555
2024-11-07

Electronic Devices Having Wireless Transceivers with Reference Clock Selection

#6
20240187028
2024-06-06

CONFIGURABLE HARMONIC REJECTION MIXER (HRM)

#7
20240178864
2024-05-30

ANALYSIS CHANNELIZERS WITH EVEN AND ODD INDEXED BIN CENTERS

#8
20240106464
2024-03-28

Wideband-tunable RF receiver with high dynamic range and high out-of-band rejection

#9
20240097772
2024-03-21

Amplitude and phase alignment of phased array elements

#10
20240088923
2024-03-14

RECEIVER ARCHITECTURE FOR NEW RADIO SYSTEMS

#11
20240056120
2024-02-15

Tunable bandpass low noise amplifier

#12
20240030944
2024-01-25

CONFIGURABLE RADIO FREQUENCY (RF) MULTIPLEXING SWITCH FOR RF FRONT END IN 4G/5G APPLICATIONS

#13
20230403035
2023-12-14

FOUR-PORT DIPLEXER DEVICE

#14
20230283307
2023-09-07

Multi-band radio frequency front-end device, multi-band receiver, and multi-band transmitter

#15
20230268949
2023-08-24

Radio frequency receiver circuit

#16
20230231585
2023-07-20

Hybrid Distortion Suppression System and Method

#17
20230208030
2023-06-29

Multi-port multi-element millimeter wave mobile phone antenna structure

#18
20230179240
2023-06-08

Semiconductor chip with local oscillator buffer reused for loop-back test and associated loop-back test method

#19
20230170925
2023-06-01

Transceiver with time domain IQMM estimation

#20
20230155619
2023-05-18

POWER MIXER, RADIO FREQUENCY CIRCUIT, DEVICE AND EQUIPMENT

#21
20230155615
2023-05-18

Integrated high speed wireless transceiver

#22
20230101419
2023-03-30

Configurable harmonic rejection mixer (HRM)

#23
20220416828
2022-12-29

Radio frequency receiver circuit

#24
20220407544
2022-12-22

RADIO COMMUNICATION CIRCUIT WITH RADIO FREQUENCY QUADRATURE GENERATION

#25
20220345160
2022-10-27

Wireless signal processing circuit and wireless device

#26
20220278701
2022-09-01

Calibration of an RF attenuator

#27
20220247433
2022-08-04

Digital transmitter with duty cycle correction

#28
20220239322
2022-07-28

Programmable RF Front End for Wideband ADC-Based Receiver

#29
20220200635
2022-06-23

ANALYSIS CHANNELIZERS WITH EVEN AND ODD INDEXED BIN CENTERS

#30
20220182083
2022-06-09

Mixer module for mixing a radio frequency signal

#31
20220140848
2022-05-05

Semiconductor chip with local oscillator buffer reused for loop-back test and associated loop-back test method

#32
20220077883
2022-03-10

Harmonic rejection in multiphase signals

#33
20220045706
2022-02-10

Signal mixing circuit device and receiver

#34
20210376911
2021-12-02

Millimeter wave base station antenna system

#35
20210376875
2021-12-02

Wireless device

#36
20210344365
2021-11-04

Quasi-reflectionless microstrip bandpass filters with improved passband flatness and out-of-band rejection

#37
20210328606
2021-10-21

Multi-band radio frequency front-end device, multi-band receiver, and multi-band transmitter

#38
20210258030
2021-08-19

Circuits for intermediate-frequency-filterless, double-conversion receivers

#39
20210258025
2021-08-19

Dynamically tunable radio frequency filter and applications

#40
20210218426
2021-07-15

Receiver architecture for new radio systems

#41
20210083698
2021-03-18

SIGNAL PROCESSING APPARATUS AND SIGNAL PROCESSING METHOD

#42
20210058102
2021-02-25

Device and method for upconverting signal in wireless communication system

#43
20210013916
2021-01-14

Beam forming device and beam forming method

#44
20200076453
2020-03-05

RECEIVER

#45
20190238167
2019-08-01

Wireless communication device with frequency planning for spur avoidance under coexistence of multiple wireless communication systems

#46
20190199380
2019-06-27

Analog processing system for massive-MIMO

#47
20180219563
2018-08-02

Analog processing system for massive-MIMO

#48
20180175897
2018-06-21

Radio remote unit, receiver, and base station

#49
20180166764
2018-06-14

Balun circuit

#50
20170171791
2017-06-15

Reconfigurable multi-mode and multi-bands radio architecture and transceiver

#51
20160329920
2016-11-10

Method for adjusting lo frequencies in receiver and associated receiver

#52
20150288344
2015-10-08

Balun circuit

#53
20150207532
2015-07-23

System and method for a mixer

#54
17454762
2022-11-29

Integrated high speed wireless transceiver

#55
17124077
2022-05-10

Adaptive signal suppression using a feedforward waveform

#56
16442223
2020-06-23

Antenna array sharing in a multi-operator radio node in a communications system

#57
16418734
2020-08-25

Multi-mode mixer

#58
15970493
2019-05-07

Multi channel self-test for RF devices