ClassID:

223607

H04B7/0473 - page 2 - 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; Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping into account

Recent Application in this class:
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20130301547
2013-11-14

Packet data network connections for multi priority wireless devices

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20130301500
2013-11-14

Systems and methods for enhanced user equipment assistance information in wireless communication systems

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20130301499
2013-11-14

User equipment power savings for machine type communications

#304
20130301490
2013-11-14

Scheduling and hybrid automatic repeat request (HARQ) timing indication for an uplink-downlink (UL-DL) reconfiguration

#305
20130301489
2013-11-14

Method, system and apparatus of time-division-duplex (TDD) uplink-downlink (UL-DL) configuration management

#306
20130301439
2013-11-14

Performing a handover in a heterogeneous wireless network

#307
20130301438
2013-11-14

Apparatus and method to establish a device-to-device (D2D) connection in a 3GPP-LTE network using a distributed channel scan

#308
20130301435
2013-11-14

Methods and apparatuses to improve on-time throughput for integrated multi-rat heterogeneous networks

#309
20130301420
2013-11-14

Radio coexistence in wireless networks

#310
20130250789
2013-09-26

Method and system for enhanced transmission in mobile communication networks

#311
20130202058
2013-08-08

Antenna device and method for precoding data in a multiple-input multiple-output system

#312
20130194961
2013-08-01

Method for transmitting signal in multiple node system

#313
20130182782
2013-07-18

Interleaving, modulation, and layer mapping in an LTE physical control channel

#314
20130181868
2013-07-18

System and method for enhanced transmission in mobile communication networks using an active antenna arrangement

#315
20130156123
2013-06-20

Efficient MIMO transmission schemes

#316
20130129008
2013-05-23

Method and device for codebook generation and downlink signal transmission in a wireless communication system supporting multiple antennas

#317
20130120191
2013-05-16

Method, apparatus and system of antenna array dynamic configuration

#318
20130114752
2013-05-09

Transmission method, transmitter apparatus, reception method and receiver apparatus

#319
20130102358
2013-04-25

Modulation and layer mapping in physical channels

#320
20130083826
2013-04-04

SPREADING DATA SYMBOLS AMONG MULTIPLE LAYERS IN A MIMO TRANSMISSION SCHEME

#321
20130070732
2013-03-21

Method and apparatus for mapping a plurality of layers to a plurality of antenna ports in a wireless communication system

#322
20130028309
2013-01-31

Transmission mode adaptation in a wireless network

#323
20130022140
2013-01-24

Transmission device, receiving device, information transmission method, information receiving method in wireless communication system, and recording medium

#324
20120314676
2012-12-13

Method for transmitting channel quality information, user equipment, method for transmitting multi-user data, and base station

#325
20120281783
2012-11-08

Method of transforming pre-coded signals for multiple-in-multiple-out wireless communication

#326
20120281780
2012-11-08

Partial interference alignment for K-user MIMO interference channels

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20120281631
2012-11-08

Wireless communication system, wireless communication apparatus, and wireless communication method

#328
20120269158
2012-10-25

Wireless communication system, wireless communication apparatus, and wireless communication method

#329
20120219042
2012-08-30

Transmission modes and signaling for uplink MIMO support or single TB dual-layer transmission in LTE uplink

#330
20120201319
2012-08-09

Method and arrangement for polarization control in a communication system

#331
20120170516
2012-07-05

Uplink signal transmission and reception using optimized rank 3 codebook

#332
20120147992
2012-06-14

Method and apparatus for constructing codebook, and method, apparatus and system for precoding

#333
20120113840
2012-05-10

Method and system for enhanced transmission in mobile communication networks

#334
20120087346
2012-04-12

Method for transmitting a downlink signal in a multi-antenna wireless communication system, and apparatus for same

#335
20120033630
2012-02-09

Method and apparatus for transmitting reference signal

#336
20120020200
2012-01-26

Apparatus and method for precoding using channel orthogonalization in multi-user multi-antenna system

#337
20120002599
2012-01-05

Implicit channel sounding for closed-loop transmission in MIMO-OFDM wireless networks

#338
20110261673
2011-10-27

Modified spatial diversity schemes for coverage enhancement

#339
20110235586
2011-09-29

Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO

#340
20110223876
2011-09-15

Apparatus and method for virtual antenna mapping in multi-antenna system

#341
20110216846
2011-09-08

Method and user equipment for transmitting precoding matrix information, and method and base station for configuring precoding matrix

#342
20110103324
2011-05-05

Methods and apparatus for multi-user MIMO transmissions in wireless communication systems

#343
20110069780
2011-03-24

Transmission of symbols in a MIMO environment using Alamouti based codes

#344
20110033001
2011-02-10

Layer mapping method and data transmission method for MIMO system

#345
20100322336
2010-12-23

Beamforming to a subset of receive antennas in a wireless MIMO communication system

#346
20100284483
2010-11-11

Precoder for spatial multiplexing, multiple antenna transmitter

#347
20100208578
2010-08-19

Uplink precoding method in 2-Tx system

#348
20100172424
2010-07-08

Efficient MIMO transmission schemes

#349
20100172314
2010-07-08

Apparatus and method for allocating resources using codebook in a broadband wireless communication system

#350
20100054353
2010-03-04

Layer mapping method and data transmission method for MIMO system

#351
20090323841
2009-12-31

Codebook design method for multiple input multiple output system and method for using the codebook

#352
20090207765
2009-08-20

Wireless communication system, wireless communication apparatus, and wireless communication method

#353
20080247364
2008-10-09

Cyclic delay diversity and precoding for wireless communication

#354
20080101321
2008-05-01

System and method for coding WCDMA MIMO CQI reports

#355
20070223618
2007-09-27

Apparatus and method for transmitting/receiving signal in a communication system using multiple input multiple output scheme

#356
20070153759
2007-07-05

Apparatus and method for transmitting/receiving signal in a communication system using a plurality of transmit antennas

#357
17505580
2022-05-24

System and method for maintaining link communications in millimeter wave cellular networks

#358
17482219
2022-11-22

Techniques for line-of-sight MIMO communications using rectangular antenna arrays

#359
16779659
2020-10-06

Distributed radio system

#360
16517217
2020-11-03

Machine-learning based method for MIMO detection complexity reduction

#361
16516518
2020-11-10

Systems and methods for coarse scan beamforming using subarrays

#362
16397305
2020-04-14

Base station selection based on quantity of MIMO layers supported

#363
16393877
2020-04-28

Distributed radio system

#364
16052134
2020-04-21

Physical layer split in a multi-radio access technology (RAT) central unit (CU)

#365
15205329
2017-09-05

Apparatus and method for codebook search for multiple-input multiple-output (MIMO) system

#366
14936557
2017-01-31

Method for transmitting data in multiple input multiple output wireless communication system

#367
14312435
2016-11-29

Beamforming to a subset of receive antennas in a wireless MIMO communication system