ClassID:

223600

H04B7/0443 - 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; MIMO systems; Power distribution using multiple eigenmodes utilizing "waterfilling" technique

Recent Application in this class:
#1
20240048192
2024-02-08

LOW COMPLEXITY LOS MIMO SYSTEM DESIGN FOR NEAR FIELD COMMUNICATION

#2
20230318884
2023-10-05

Communication device and method for radio communication

#3
20210344387
2021-11-04

Method and device for assigning transmission power

#4
20210243057
2021-08-05

Communication device and method for radio communication

#5
20200076653
2020-03-05

Communication device and method for radio communication

#6
20200059956
2020-02-20

Partial port hybrid CSI feedback for MIMO wireless communication systems

#7
20200059955
2020-02-20

Partial port hybrid CSI feedback for MIMO wireless communication systems

#8
20190253177
2019-08-15

Receiver and data receiving method

#9
20190159222
2019-05-23

Method for allocating transfer times in a wireless powered communication network

#10
20190098660
2019-03-28

Partial port hybrid CSI feedback for MIMO wireless communication systems

#11
20180192349
2018-07-05

Transmission of OFDM symbols

#12
20170214440
2017-07-27

Limited waterfilling: a method to adjust the transmit power for eigenvalue based beamforming

#13
20160380712
2016-12-29

CHANNEL SOUNDING FOR IMPROVED SYSTEM PERFORMANCE

#14
20160204914
2016-07-14

Transmission of data using a plurality of radio frequency channels

#15
20160134455
2016-05-12

Originator and recipient based transmissions in wireless communications

#16
20160134341
2016-05-12

Originator and recipient based transmissions in wireless communications

#17
20160087767
2016-03-24

Originator and recipient based transmissions in wireless communications

#18
20160087699
2016-03-24

Channel sounding for improved system performance

#19
20150271004
2015-09-24

Network communication using selected resources

#20
20150063254
2015-03-05

Low-complexity precoder design for large-scale MIMO communication systems

#21
20150030095
2015-01-29

Channel sounding for improved system performance

#22
20150023442
2015-01-22

Method to optimize the power assignment of user streams transmitted from base stations in coordinated base station transmission systems

#23
20150023248
2015-01-22

Multi-user multiple input multiple output (MIMO) communication with distributed antenna systems in wireless networks

#24
20140376657
2014-12-25

Network communication using diversity

#25
20140376656
2014-12-25

Network communication using diversity

#26
20140348258
2014-11-27

MIMO WLAN system

#27
20140328423
2014-11-06

Network communication using diversity

#28
20140241314
2014-08-28

Spatio-temporal processing for communication

#29
20140169490
2014-06-19

Transmission power distribution for MIMO communications when multiplicative noise limited

#30
20130343328
2013-12-26

Method and arrangement for power allocation in communication systems

#31
20130315336
2013-11-28

Channel sounding for improved system performance

#32
20130266054
2013-10-10

Method and apparatus for allocating transmission power in multi input multi output system

#33
20120164951
2012-06-28

Method and system for multi-beam forming based on joint transceiver information

#34
20120093253
2012-04-19

POWER ALLOCATION METHOD FOR WIRELESS COMMUNICATION SYSTEM, APPARATUS FOR SAME, AND TRANSCEIVER DEVICE USING THIS FORM OF SIGNAL TRANSMISSION

#35
20120020403
2012-01-26

Multi-antenna scheduling system and method

#36
20110317575
2011-12-29

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

#37
20110310996
2011-12-22

Spatio-temporal processing for communication

#38
20110255577
2011-10-20

Apparatus for calculating weights associated with a received signal and applying the weights to transmit data

#39
20110244912
2011-10-06

Method and apparatus for maximum ratio transmission mobile transmit diversity system

#40
20110194591
2011-08-11

Apparatus for transmitting a signal including transmit data to a multiple-input capable node

#41
20110188597
2011-08-04

APPARATUS FOR GENERATING AT LEAST ONE DIVERSE SIGNAL BASED ON AT LEAST ONE ASPECT OF AT LEAST TWO RECEIVED SIGNALS

#42
20110142108
2011-06-16

Apparatus for calculating weights associated with a first signal and applying the weights to a second signal

#43
20110142025
2011-06-16

Apparatus for generating at least one signal based on at least one aspect of at least two received signals

#44
20110122958
2011-05-26

Power loading transmit beamforming in MIMO-OFDM wireless communication systems

#45
20110051617
2011-03-03

WIRELESS COMMUNICATION SYSTEM, TRANSMISSION APPARATUS AND COMMUNICATION CONTROL METHOD

#46
20110026632
2011-02-03

Multiple input, multiple output communications systems

#47
20110019771
2011-01-27

Spatio-temporal processing for communication

#48
20100232534
2010-09-16

Transmitting and receiving apparatus having plural antenna in multi-user environments and method thereof

#49
20100166100
2010-07-01

Multiple-input, multiple-output (MIMO) systems with multiple transmission modes

#50
20100119005
2010-05-13

Rate adaptive transmission scheme for MIMO systems

#51
20100091906
2010-04-15

Spatio-temporal processing for communication

#52
20100046666
2010-02-25

SIGNAL PROCESSING WITH CHANNEL EIGENMODE DECOMPOSITION AND CHANNEL INVERSION FOR MIMO SYSTEMS

#53
20100008444
2010-01-14

Method and apparatus to balance maximum information rate with quality of service in a MIMO system

#54
20090304103
2009-12-10

Power allocation method for MIMO transmit beamforming

#55
20090290656
2009-11-26

Multi-user MIMO method, apparatus and communication system for transmitting signal

#56
20090203335
2009-08-13

Apparatus and method for partial adaptive transmission in multiple-input multiple-output system

#57
20090196372
2009-08-06

Channel sounding and estimation strategies for antenna selection in MIMO systems

#58
20090135941
2009-05-28

Method for digital wireless message transmission over a broadband mobile radio channel

#59
20090117911
2009-05-07

Cooperative base stations in wireless networks

#60
20080318520
2008-12-25

Apparatus and method for transmission and reception in multiple input multiple output system with relay station

#61
20080317158
2008-12-25

Time-domain transmit and receive processing with channel EIGEN-mode decomposition for MIMO systems

#62
20080291851
2008-11-27

Subchannel allocation apparatus

#63
20080285670
2008-11-20

MIMO WLAN system

#64
20080285669
2008-11-20

MIMO WLAN system

#65
20080285488
2008-11-20

MIMO WLAN system

#66
20080273618
2008-11-06

Precoding system and method for multi-user transmission in multiple antenna wireless systems

#67
20080242309
2008-10-02

MIMO communication system with user scheduling based on reduced channel state information

#68
20080232485
2008-09-25

Method and system for improved power loading by steering and power loading the preamble in beamforming wireless communication systems

#69
20080232238
2008-09-25

Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks

#70
20080205538
2008-08-28

Method for SER approximation for OSTBC in distributed wire communication systems

#71
20080130496
2008-06-05

METHOD AND SYSTEM FOR VIDEO TRANSMISSION USING 3G MOBILE NETWORK

#72
20080102881
2008-05-01

Method and apparatus for adaptively allocating transmission power for beam-forming combined with OSTBCs in a distributed wireless communication system

#73
20080095260
2008-04-24

Compensation techniques for group delay effects in transmit beamforming radio communication

#74
20080069058
2008-03-20

Method for allocating transmission capacities during a signal transmission, base station, and mobile terminal

#75
20080049820
2008-02-28

Multi-antenna scheduling system and method

#76
20070281632
2007-12-06

Angular domain signal processing techniques

#77
20070270173
2007-11-22

Methods and apparatus for constant-power loading asymmetric antenna configuration

#78
20070258538
2007-11-08

Multiple input, multiple output communications systems

#79
20070258392
2007-11-08

Method and apparatus in a MIMO based communication system

#80
20070218952
2007-09-20

Power loading transmit beamforming in MIMO-OFDM wireless communication systems

#81
20070147536
2007-06-28

Wireless communication device employing interference-sensitive mode selection and associated methods

#82
20070140374
2007-06-21

Spatio-temporal processing for communication

#83
20070066229
2007-03-22

Method and system for finding a threshold for semi-orthogonal user group selection in multiuser MIMO downlink transmission

#84
20070042720
2007-02-22

MIMO communication system and user scheduling method

#85
20070019754
2007-01-25

Spatio-temporal processing for communication

#86
20060274849
2006-12-07

Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems

#87
20060258403
2006-11-16

Compensation techniques for group delay effects in transmit beamforming radio communication

#88
20060238268
2006-10-26

Random beamforming method for a MIMO system

#89
20060120478
2006-06-08

Method and apparatus for transmitting/receiving data in a multiple-input multiple-output communication system

#90
20060116155
2006-06-01

Reallocation of excess power for full channel-state information (CSI) multiple-input, multiple-output (MIMO) systems

#91
20060111148
2006-05-25

Low complexity beamformers for multiple transmit and receive antennas

#92
20060098754
2006-05-11

Beam and power allocation method for MIMO communication system

#93
20060056534
2006-03-16

Method and apparatus to balance maximum information rate with quality of service in a MIMO system

#94
20060039497
2006-02-23

Linear precoding for multi-input systems based on channel estimate and channel statistics

#95
20060039493
2006-02-23

Generalized m-rank beamformers for MIMO systems using successive quantization

#96
20060034165
2006-02-16

Channel sounding for improved system performance

#97
20060018402
2006-01-26

Pilot and data signals for MIMO systems using channel statistics

#98
20060008024
2006-01-12

Multiple input, multiple output communications systems

#99
20050265281
2005-12-01

Method and apparatus for determining power allocation in a MIMO communication system

#100
20050237971
2005-10-27

Adaptive MIMO systems

#101
20050213686
2005-09-29

Reduced complexity transmit spatial waterpouring technique for multiple-input, multiple-output communication systems

#102
20050195915
2005-09-08

Spatio-temporal processing for communication

#103
20050157810
2005-07-21

Spatio-temporal processing for communication

#104
20050111376
2005-05-26

Flexible rate split method for MIMO transmission

#105
20050094598
2005-05-05

Multiple-input, multiple-output (MIMO) systems with multiple transmission modes

#106
20050047517
2005-03-03

Adaptive modulation for multi-antenna transmissions with partial channel knowledge

#107
20050013239
2005-01-20

Rate adaptive transmission scheme for MIMO systems

#108
17030904
2021-10-26

Optimal precoder method and apparatus with equal power allocation