Patents-Review.com
ClassID:

223584 ⎘

H04B7/015 - CPC Classification

Classification description:

Radio transmission systems, i.e. using radiation field Reducing echo effects

Recent Application in this class:
#1
20250226856
2025-07-10

Adaptive Biasing Procedure to Increase Auxiliary PA Efficiency for an Integrated Echo Canceller

 #2
20230261698
2023-08-17

Communication device and method for echo signals management

 #3
20230198577
2023-06-22

Method and apparatus for eliminating same-frequency and adjacent-frequency interference in analog domain

 #4
20230072440
2023-03-09

Echo cancellation method and transceiver

 #5
20220029663
2022-01-27

Communication device and method for echo signals management

 #6
20210399767
2021-12-23

Communication device and method for echo signals management

 #7
20200305106
2020-09-24

Frequency correction in a multi-carrier communication system

 #8
20200099418
2020-03-26

Communication device and method for echo signals management

 #9
20180324734
2018-11-08

Frequency correction in a multi-carrier communication system

 #10
20170310360
2017-10-26

ECHO REMOVAL DEVICE, ECHO REMOVAL METHOD, AND NON-TRANSITORY STORAGE MEDIUM

 #11
20160301368
2016-10-13

Hot carrier injection compensation

 #12
20160277166
2016-09-22

Method for reducing self-interference signal in communications system, and apparatus

 #13
20160269081
2016-09-15

Echo discriminating device and method thereof

 #14
20160128014
2016-05-05

Frequency correction in a multi-carrier communication system

 #15
20160020894
2016-01-21

Full duplex wireless communications on devices with limited echo cancellation capabilities

 #16
20150372723
2015-12-24

Method and apparatus for mitigating feedback in a digital radio receiver

 #17
20150289282
2015-10-08

Device to-device communication

 #18
20150280655
2015-10-01

Hot carrier injection compensation

 #19
20150270946
2015-09-24

Simultaneous transmission of clock and bidirectional data over a communication channel

 #20
20150249479
2015-09-03

RF switch with integrated tuning

 #21
20150236798
2015-08-20

Methods for Increasing RF Throughput Via Usage of Tunable Filters

 #22
20150098578
2015-04-09

Cancellation of interfering audio on a mobile device

 #23
20150009867
2015-01-08

Simultaneous transmit and receive (STR) structures immune to phase and amplitude imbalances

 #24
20140376418
2014-12-25

ENHANCED MODULATOR AND DEMODULATOR

 #25
20140376416
2014-12-25

Techniques to simultaneously transmit and receive over the same radiofrequency carrier

 #26
20140254567
2014-09-11

Carrier type (NCT) information embedded in synchronization signal

 #27
20140003403
2014-01-02

Frequency correction in a multi-carrier communication system

 #28
20130329828
2013-12-12

Simultaneous transmission of clock and bidirectional data over a communication channel

 #29
20130230086
2013-09-05

Delay estimation

 #30
20110235590
2011-09-29

Frequency correction in a multi-carrier communication system

 #31
20100304679
2010-12-02

Method and System For Echo Estimation and Cancellation

 #32
20090279476
2009-11-12

Frequency correction in a multi-carrier communication system

 #33
20090197535
2009-08-06

Apparatus and method for controlling frequency in mobile communication system

 #34
20090135945
2009-05-28

Echo cancellation and echo channel estimation system using multiple antennas

 #35
15906967
2020-02-04

Multichannel noise cancellation using frequency domain spectrum masking