ClassID:

223651

H04B7/0837 - CPC Classification

Classification description:

Radio transmission systems, i.e. using radiation field; Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining

Sub-classes:
Recent Application in this class:
#1
20250158866
2025-05-15

TERMINAL, BASE STATION, TRANSMISSION METHOD, AND RECEPTION METHOD

#2
20240275648
2024-08-15

METHOD FOR PROCESSING RADIO-FREQUENCY SIGNALS RECEIVED ON R ANTENNAS, AND CORRESPONDING RECEPTION METHOD, DECODING METHOD, COMPUTER PROGRAM AND SYSTEM

#3
20240120985
2024-04-11

METHODS AND DEVICES FOR PROCESSING UPLINK SIGNALS

#4
20240089162
2024-03-14

Terminal, base station, transmission method, and reception method

#5
20240039594
2024-02-01

CHANNEL AGGREGATION DIGITAL BEAMFORMING

#6
20240030990
2024-01-25

Method, Apparatus and Computer Program

#7
20230143134
2023-05-11

Enhanced MIMO communication systems using reconfigurable metasurface antennas and method using same

#8
20230027975
2023-01-26

Apparatus and method of recursive tree search based multiple-input multiple-output detection

#9
20230023553
2023-01-26

METHOD OF COMBINING COMPRESSED SIGNAL

#10
20230008670
2023-01-12

CHANNEL AGGREGATION DIGITAL BEAMFORMING

#11
20220385319
2022-12-01

Signal processing apparatus and method, and access network device

#12
20220338034
2022-10-20

Terminal, base station, transmission method, and reception method

#13
20220294521
2022-09-15

Methods and devices for processing uplink signals

#14
20220038141
2022-02-03

Radio base station and reception method at radio base station

#15
20210328612
2021-10-21

Signal processing apparatus and method, and access network device

#16
20210235379
2021-07-29

Methods of UE power saving with multiple receivers

#17
20210234263
2021-07-29

Enhanced MIMO communication systems using reconfigurable metasurface antennas and methods of using same

#18
20210184741
2021-06-17

Channel aggregation digital beamforming

#19
20210126699
2021-04-29

Methods and Devices for Processing Uplink Signals

#20
20210091812
2021-03-25

Efficient dual-polarization multi-input and multi-output system

#21
20200403686
2020-12-24

SYSTEMS/METHODS OF PROVIDING INCREASED WIRELESS CAPACITY, VEHICULAR SAFETY, ELECTRICAL POWER WIRELESSLY, AND DEVICE CONTROL RESPONSIVE TO GEOGRAPHIC POSITION

#22
20200328509
2020-10-15

Control system and method for training a reconfigurable antenna

#23
20200321994
2020-10-08

High-performance receiver architecture

#24
20200228176
2020-07-16

FAST BEAMFORMING IN MULTI-ANTENNA RF CONFIGURATIONS

#25
20200204248
2020-06-25

Methods and devices for processing uplink signals

#26
20200187030
2020-06-11

Terminal, base station, transmission method, and reception method

#27
20200177312
2020-06-04

Method and apparatus for implementing space time processing with unequal modulation and coding schemes

#28
20190393916
2019-12-26

Local oscillation device and array antenna device

#29
20190380051
2019-12-12

Wireless channel sounder with fast measurement speed and wide dynamic range

#30
20190372609
2019-12-05

Complex domain beamforming system and methods relating thereto

#31
20190341993
2019-11-07

Systems/methods of providing increased wireless capacity, vehicular safety, electrical power wirelessly, and device control responsive to geographic position

#32
20190334755
2019-10-31

COFDM DCM Communication Systems with Preferred Labeling-Diversity Formats

#33
20190199493
2019-06-27

OFDM frame communication method and apparatus

#34
20190174357
2019-06-06

Electronic device and method for controlling the electronic device for joint transmission thereof

#35
20190103665
2019-04-04

Enhanced MIMO communication systems using reconfigurable metasurface antennas and methods of using same

#36
20190089448
2019-03-21

Communication circuit for multi-antenna apparatus

#37
20190013988
2019-01-10

Scanning in a wireless network

#38
20180309498
2018-10-25

Phase-diversity radio-frequency receiver

#39
20180269919
2018-09-20

Full duplex transceivers

#40
20180269915
2018-09-20

Motor vehicle having a plurality of antennas and at least one communication device

#41
20180254856
2018-09-06

Method and apparatus for implementing space time processing with unequal modulation and coding schemes

#42
20180198475
2018-07-12

Phase filter and method for interference and noise reduction in systems with two signal paths

#43
20180183510
2018-06-28

Interference cancellation method and apparatus for wireless communication system

#44
20180159548
2018-06-07

Signal processing systems and signal processing methods

#45
20180132114
2018-05-10

Beam refinement reference signal transmissions during control symbol

#46
20180115798
2018-04-26

Method and system for diversity combining for high-performance signal reception

#47
20180109967
2018-04-19

Wireless channel sounder with fast measurement speed and wide dynamic range

#48
20180083813
2018-03-22

Frequency-independent receiver and beamforming technique

#49
20180013530
2018-01-11

OFDM frame communication method and apparatus

#50
20170339441
2017-11-23

Method for receiving broadcast radio signals in a vehicle, and broadcast radio receiver

#51
20170318487
2017-11-02

Terminal, base station, transmission method, and reception method

#52
20170244457
2017-08-24

Communication system with distributed receiver architecture

#53
20170201893
2017-07-13

Apparatus and method for beamforming gain difference compensation according to change of transmitting and receiving beam pattern in beamforming based wireless communication system

#54
20170025763
2017-01-26

Method and apparatus for radio frequency tuning utilizing a determined use case

#55
20160330750
2016-11-10

Method and apparatus for selecting antennas in wireless communication system

#56
20160315643
2016-10-27

Common gate multiple input low noise amplifier

#57
20160302150
2016-10-13

Methods of UE power saving with multiple receivers

#58
20160233943
2016-08-11

Reception apparatus, reception method, and program

#59
20160211963
2016-07-21

Antenna and communications device

#60
20160173298
2016-06-16

Diversity reception device, diversity reception method, reception program, and recording medium

#61
20160142125
2016-05-19

System and method for receiving and processing array antenna signals

#62
20160134349
2016-05-12

Antenna swapping methods including comparing performance characteristics of first and second antennas, and related portable electronic devices

#63
20160127026
2016-05-05

Diversity receiver front end system with flexible routing

#64
20160127015
2016-05-05

Diversity receiver front end system with flexible antenna routing

#65
20160119018
2016-04-28

Leakage cancellation for a multiple-input multiple-output transceiver

#66
20160080066
2016-03-17

Transmitter diversity technique for wireless communications

#67
20160050008
2016-02-18

Antenna training and tracking protocol

#68
20160037359
2016-02-04

Antenna architecture and operational method for RF test connector reduction

#69
20160013854
2016-01-14

Antenna beam training and tracking protocol for 60 GHz operation

#70
20150381327
2015-12-31

Wireless communication with suppression of inter-cell interference in large-scale antenna systems

#71
20150341058
2015-11-26

Reconfigurable RF receive diplexer

#72
20150319395
2015-11-05

Television receiver, television broadcast receiving method and mobile terminal

#73
20150295687
2015-10-15

OFDM frame transmission method and apparatus

#74
20150288389
2015-10-08

RF receive diplexer

#75
20150280752
2015-10-01

Pseudo true time delay for multi-antenna systems

#76
20150249487
2015-09-03

Multi-beam co-channel Wi-Fi access point

#77
20150195029
2015-07-09

Multi-antenna receiver with a time synchronization common to the different receiver chains

#78
20150180591
2015-06-25

System and method for testing a radio frequency (RF) multiple-input-multiple-output (MIMO) device under test (DUT)

#79
20150171936
2015-06-18

Reducing distortion in radio communication for high speed vehicle

#80
20150171907
2015-06-18

Dual watch radio frequency receiver

#81
20150162972
2015-06-11

Method and device for improving performance of antenna

#82
20150155971
2015-06-04

System and method for accelerating a maximum likelihood decoder in a MIMO system

#83
20150139143
2015-05-21

Method and apparatus for implementing space time processing

#84
20150117391
2015-04-30

Equalizing method in a receiver node of a wireless communication system

#85
20150063486
2015-03-05

Method and device for radio reception using a plurality of antennas and a multiple-input-port and multiple-output-port amplifier

#86
20150017929
2015-01-15

Antenna swapping methods including comparing performance characteristics of first and second antennas, and related portable electronic devices

#87
20150010115
2015-01-08

Systems and methods for improved high capacity in wireless communication systems

#88
20140314174
2014-10-23

Transmitter diversity technique for wireless communications

#89
20140254707
2014-09-11

Method, apparatus, and system for interference alignment

#90
20140228026
2014-08-14

Reducing out-of-service and extending effective cell coverage with receiver diversity

#91
20140219075
2014-08-07

Method for frequency division duplex communications

#92
20140198258
2014-07-17

Method and system for diversity combining for high-performance signal reception

#93
20140169513
2014-06-19

Communication system including multiple receiving antennas and time tracking method thereof

#94
20140133472
2014-05-15

Apparatus and methods of receive diversity (RXD) full cell search

#95
20140113679
2014-04-24

Method and apparatus for radio frequency tuning utilizing a determined use case

#96
20140079098
2014-03-20

Multi-stage charge re-use analog circuits

#97
20130301694
2013-11-14

System and method for testing a radio frequency (RF) multiple-input-multiple-output (MIMO) device under test (DUT)

#98
20130287144
2013-10-31

High level IBOC combining method and apparatus for single input antenna systems

#99
20130282225
2013-10-24

Method for locating the wheels of a vehicle fitted with a system for monitoring tire pressure

#100
20130279616
2013-10-24

Control interval expansion of variable time delay control structure for channel matching

#101
20130155989
2013-06-20

OFDM frame transmission method and apparatus

#102
20130128936
2013-05-23

Systems and methods for improved high capacity in wireless communication systems

#103
20130114588
2013-05-09

Method and apparatus for a multi-antenna device that uses a single baseband filter and analog-to-digital converter

#104
20130102316
2013-04-25

Method and device for antenna searching with antenna selection

#105
20130063247
2013-03-14

Secure contactless data communication

#106
20130051291
2013-02-28

Method for frequency division duplex communications

#107
20130039441
2013-02-14

Method and apparatus for implementing space time processing with unequal modulation and coding schemes

#108
20120306716
2012-12-06

High frequency circuit, high frequency circuit component, and communication apparatus

#109
20120243628
2012-09-27

Reception device, reception method, and reception program

#110
20120238210
2012-09-20

Close proximity antenna measurement and tuning

#111
20120232826
2012-09-13

Apparatus and method for wireless testing of a plurality of transmit paths and a plurality of receive paths of an electronic device

#112
20120195284
2012-08-02

Joint uplink data processing by plural base stations

#113
20120182985
2012-07-19

Communication method, and transmitting apparatus and receiving apparatus using that communication method

#114
20120155334
2012-06-21

Active antenna system and method for combining signals

#115
20120113838
2012-05-10

Communication method of a macro base station, a vehicular moving relay, and a vehicular moving terminal

#116
20120093069
2012-04-19

WIRELESS COMMUNICATION METHODS AND SYSTEMS USING RELAYED WIRELESS COMMUNICATIONS

#117
20120069780
2012-03-22

Node in a wireless communication system with different antenna diversity methods for uplink and downlink

#118
20120028633
2012-02-02

Method and apparatus for improved MBMS capacity and link management through robust and performance optimal soft combining

#119
20120002661
2012-01-05

Wireless communication system, transmission device, and receiving device

#120
20110317575
2011-12-29

Method and apparatus for multi-user multi-input multi-output transmission

#121
20110292868
2011-12-01

Method and Apparatus for Increasing the Capacity and Coverage of a Multi-Sector, Omni Site

#122
20110292827
2011-12-01

Method for demodulating data and demodulating apparatus based on a downlink transmit diversity mode in a LTE system

#123
20110261760
2011-10-27

Signal reception apparatus, systems, and methods

#124
20110243285
2011-10-06

Active antenna array and method for calibration of the active antenna array

#125
20110237211
2011-09-29

Reconfigurable diversity receiver

#126
20110235755
2011-09-29

MIMO RADIO SYSTEM WITH ANTENNA SIGNAL COMBINER

#127
20110222526
2011-09-15

Method for frequency division duplex communications

#128
20110201326
2011-08-18

Radioterminals and operating methods that receive multiple measures of information from multiple sources

#129
20110183698
2011-07-28

Methods and systems for reuse of radio resources in medical telemetry networks

#130
20110171986
2011-07-14

Communications systems and methods including emission detection

#131
20110170635
2011-07-14

Diversity technique for wireless communications

#132
20110169714
2011-07-14

Configurable antenna assembly

#133
20110124295
2011-05-26

Methods and systems for testing cell phones with multiple antennas

#134
20110116388
2011-05-19

Communication method, and transmitting apparatus and receiving apparatus using that communication method

#135
20110110355
2011-05-12

Communication method, and transmitting apparatus and receiving apparatus using that communication method

#136
20110044230
2011-02-24

BASE STATION, MOBILE STATION AND MULTICAST/BROADCAST COMMUNICATION METHOD

#137
20110021167
2011-01-27

Methods and apparatus for spectrum sensing of signal features in a wireless channel

#138
20100315289
2010-12-16

Distance estimation

#139
20100290554
2010-11-18

Single carrier waveform system with frequency domain equalization

#140
20100284481
2010-11-11

Communication method, and transmitting apparatus and receiving apparatus using that communication method

#141
20100279730
2010-11-04

Filter system for use in co-site and control method thereof

#142
20100278089
2010-11-04

Wireless one-to-one communication using multicast

#143
20100277394
2010-11-04

Adaptive adjustment of an antenna arrangement for exploiting polarization and/or beamforming separation

#144
20100267347
2010-10-21

Method and system for multiple antenna communications, related apparatus and corresponding computer program product

#145
20100214063
2010-08-26

RFID receiver front end with phase cancellation and methods for use therewith

#146
20100210262
2010-08-19

RADIOTERMINAL SYSTEM SERVERS AND METHODS

#147
20100210209
2010-08-19

RADIOTERMINALS AND OPERATING METHODS THAT RECEIVE MULTIPLE MEASURES OF INFORMATION FROM MULTIPLE SOURCES

#148
20100183097
2010-07-22

Diversity receiving apparatus and diversity receiving method

#149
20100157929
2010-06-24

Co-channel wireless communication methods and systems using relayed wireless communications

#150
20100128643
2010-05-27

Wireless Transmission/Reception Apparatus and Wireless Transmission/Reception Method

#151
20100103987
2010-04-29

Method and apparatus for transferring signals in a wireless communication system

#152
20100040160
2010-02-18

Communication method, and transmitting apparatus and receiving apparatus using that communication method

#153
20100009718
2010-01-14

BASE STATION APPARATUS

#154
20090316820
2009-12-24

OFDM receiver having memory capable of acting in a single-chip mode and a diversity mode

#155
20090303126
2009-12-10

Multicode aperture transmitter/receiver

#156
20090267842
2009-10-29

PORTABLE WIRELESS APPARATUS

#157
20090257607
2009-10-15

Implementation of diversity antennas in small portable media devices and cell phones

#158
20090208042
2009-08-20

Wireless headphones with dual antennas

#159
20090207929
2009-08-20

Communication method, and transmitting apparatus and receiving apparatus using that communication method

#160
20090201902
2009-08-13

Uplink channel receiving and transmitting apparatuses and methods

#161
20090185635
2009-07-23

Communication system, transmitter, receiver and multiple access method

#162
20090149145
2009-06-11

Wireless terminal

#163
20090116571
2009-05-07

TRANSMITTER, RECEIVER, AND COMMUNICATION METHOD

#164
20090075615
2009-03-19

Device, system, and method of phased-array calibration

#165
20090063911
2009-03-05

Digital broadcast receiver

#166
20090061789
2009-03-05

Polypod antenna

#167
20090061784
2009-03-05

Antenna training and tracking protocol

#168
20090004970
2009-01-01

System and method of communicating multiple carrier waves

#169
20080298339
2008-12-04

Method for frequency division duplex communications

#170
20080291818
2008-11-27

Radio communication system

#171
20080285629
2008-11-20

Method and apparatus for transferring signals in a wireless communication system

#172
20080280571
2008-11-13

RF transceiver with adjustable antenna assembly

#173
20080274710
2008-11-06

Wireless transmitter receiver

#174
20080246632
2008-10-09

Aviation Rf Receiver Front End Multiplexing Method and Apparatus

#175
20080227394
2008-09-18

Receiving apparatus for swallow-type capsule endoscope

#176
20080130805
2008-06-05

Timing tracking in a multiple receive antenna system

#177
20080125154
2008-05-29

METHOD FOR REDUCING INTERFERENCE IN A RADIO COMMUNICATION SYSTEM

#178
20080119190
2008-05-22

Co-channel wireless communication methods and systems using relayed wireless communications

#179
20080107196
2008-05-08

Method and apparatus for transmitting/receiving signals in multiple-input multiple output communication system provided with plurality of antenna elements

#180
20080095132
2008-04-24

Method and apparatus for compressed mode handling in a dual receiver user equipment (UE)

#181
20080063107
2008-03-13

Transmitter diversity technique for wireless communications

#182
20080049636
2008-02-28

Communication device and SIR estimation method thereof

#183
20080037682
2008-02-14

Apparatus of transmitter and receiver for MIMO MC-CDMA system

#184
20080032757
2008-02-07

Wireless communication apparatus and method of wireless communication

#185
20080014977
2008-01-17

System and method for antenna diversity using equal power joint maximal ratio combining

#186
20080008275
2008-01-10

Transmitter diversity technique for wireless communications

#187
20080004016
2008-01-03

WIRELESS COMMUNICATIONS SYSTEM USING SPATIALLY DISTRIBUTED SECTORS IN CONFINED ENVIRONMENTS

#188
20070293168
2007-12-20

Radio receiver system having two receiving antennas and two receivers connected thereto

#189
20070275664
2007-11-29

Method and System for Improving Wireless Link Performance

#190
20070249307
2007-10-25

Client module, multimedia server and methods for use therewith

#191
20070211822
2007-09-13

Method and apparatus for implementing space time processing with unequal modulation and coding schemes

#192
20070201632
2007-08-30

Apparatus, method and computer program product providing a mimo receiver

#193
20070188390
2007-08-16

Antenna system having receiver antenna diversity and configurable transmission antenna and method of management thereof

#194
20070173300
2007-07-26

Wireless headphones with dual antennas

#195
20070165735
2007-07-19

Method and apparatus for supporting transmit diversity in a receiver

#196
20070165142
2007-07-19

Flexible diversity combine receiver architecture for digital television

#197
20070121747
2007-05-31

Method and apparatus for transferring signals in a wireless communication system

#198
20070110179
2007-05-17

Receiver diversity technique for wireless communications

#199
20070099562
2007-05-03

Satellite assisted radioterminal communications systems and methods

#200
20070047659
2007-03-01

Method and apparatus for communicating compressed video information

#201
20070011719
2007-01-11

Methods and apparatus for providing television signals

#202
20060274867
2006-12-07

Receiving device

#203
20060245525
2006-11-02

Power control for a digital broadcast receiving terminal

#204
20060240827
2006-10-26

Apparatus and method for performing handoff with a mobile station having a smart antenna

#205
20060229029
2006-10-12

Ultra high frequency / very high frequency (UHF/VHF) band enhancement

#206
20060209998
2006-09-21

Signal interference measurement

#207
20060193408
2006-08-31

Signal meter for digital systems

#208
20060183420
2006-08-17

Method and apparatus for intelligent noise reduction in a distributed communication system

#209
20060170828
2006-08-03

Integrated circuit for a mobile television receiver

#210
20060165158
2006-07-27

Signal regeneration

#211
20060125696
2006-06-15

Radio frequency antenna in a wireless device

#212
20060040615
2006-02-23

Wireless repeater

#213
20060034271
2006-02-16

Packet detection system and method for packet-based wireless receivers having multiple receive chains

#214
20060017633
2006-01-26

Method and apparatus for true diversity reception with single antenna

#215
20050286665
2005-12-29

Interference canceller with fast phase adaptation

#216
20050272392
2005-12-08

Wideband antenna and receiver calibration

#217
20050262178
2005-11-24

Supression of unwanted signal elements by sinusoidal amplitude windowing

#218
20050250451
2005-11-10

Enhancing signals

#219
20050249180
2005-11-10

Communication method, transmitting device using the same, and receiving device using the same

#220
20050243955
2005-11-03

Reconfigurable chip level equalizer architecture for multiple antenna systems

#221
20050243954
2005-11-03

Multi-antenna wireless data processing system

#222
20050226277
2005-10-13

Apparatus, systems, and methods for the reception and synchronization of asynchronous signals

#223
20050215202
2005-09-29

System and method for antenna diversity using equal power joint maximal ratio combining

#224
20050184154
2005-08-25

Wireless communication medium processing apparatus and wireless communication medium processing system

#225
20050181752
2005-08-18

Wireless diversity receiver with shared receive path

#226
20050180349
2005-08-18

Method for frequency division duplex communications

#227
20050129136
2005-06-16

OFDM receiver

#228
20050111424
2005-05-26

Apparatus of transmitter and receiver for MIMO MC-CDMA system

#229
20050085268
2005-04-21

Radio transmitting/receiving apparatus

#230
20050030377
2005-02-10

Monitoring system using multi-antenna transceivers

#231
20050003825
2005-01-06

Asymmetric radio access network, and associated method, for communicating data at high data rates

#232
20050002327
2005-01-06

Single chip multi-antenna wireless data processor

#233
17133605
2021-11-16

Smart multiband antenna system

#234
17102662
2022-04-12

Low-power, self-referenced receiver

#235
16582783
2020-11-03

Efficient dual-polarization multi-input and multi-output system

#236
16380672
2020-06-02

Control system and method for training a reconfigurable antenna

#237
14808292
2017-09-05

Improving uplink performance for a beam-forming antenna configuration

#238
14517444
2015-09-01

Improving uplink performance for a beam-forming antenna configuration