ClassID:

224813

H04L1/0668 - page 2 - CPC Classification

Classification description:

Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity; Space-time coding; Properties of the code Orthogonal systems, e.g. using Alamouti codes

Recent Application in this class:
#301
20060120273
2006-06-08

Pilot pattern design for an OFDM system

#302
20060120272
2006-06-08

Pilot pattern design for an OFDM system

#303
20060109928
2006-05-25

Wireless system having channel fading compensation using zero-forcing

#304
20060107167
2006-05-18

Multiple antenna communication system using automatic repeat request error correction scheme

#305
20060098568
2006-05-11

Method for supporting various multi-antenna schemes in BWA system using multiple antennas

#306
20060093058
2006-05-04

Multiple list link adaptation

#307
20060078066
2006-04-13

Apparatus and method for minimizing a PAPR in an OFDM communication system

#308
20060077886
2006-04-13

Transmission apparatus and method for a base station using block coding and cyclic delay diversity techniques in an OFDM mobile communication system

#309
20060067421
2006-03-30

Spatial spreading with space-time and space-frequency transmit diversity schemes for a wireless communication system

#310
20060056539
2006-03-16

Differential space-time block coding apparatus with high transmission rate and method thereof

#311
20060045002
2006-03-02

Data communications apparatus for cable network

#312
20060039500
2006-02-23

Apparatus and method for space-time-frequency block coding for increasing performance

#313
20060039499
2006-02-23

Apparatus and method for space-time block coding

#314
20060039496
2006-02-23

Apparatus and method for space-time-frequency block coding for increasing performance

#315
20060036922
2006-02-16

Apparatus and method for changing signal mapping rule in a hybrid automatic repeat request system

#316
20060034390
2006-02-16

Method and system for maximum transmit diversity

#317
20060023680
2006-02-02

Apparatus and method for transmitting pilot signal in a BWA communication system using transmit antennas

#318
20060008031
2006-01-12

Method and system for maximum transmit diversity

#319
20050281354
2005-12-22

Wireless local area network system using space-time block coding (STBC) having backward compatibility with prior standards

#320
20050281322
2005-12-22

Apparatus and method for coding/decoding pseudo orthogonal space-time block code in a mobile communication system using multiple input multiple output scheme

#321
20050265475
2005-12-01

Spatial division multiplexing for MIMO devices

#322
20050265280
2005-12-01

OFDM symbol transmission method and apparatus for providing sector diversity in a mobile communication system, and a system using the same

#323
20050259568
2005-11-24

Method and apparatus for canceling intercarrier interference through conjugate transmission for multicarrier communication systems

#324
20050163243
2005-07-28

Constellation-rotating orthogonal space-time block coding technique

#325
20050152483
2005-07-14

Systems and methods for implementing path diversity in a wireless communication network

#326
20050135500
2005-06-23

Space-time block coding method using auxiliary symbol

#327
20050117557
2005-06-02

Ultra-wideband communication apparatus and methods

#328
20050031050
2005-02-10

Apparatus and method for transmitting/receiving data using a multiple antenna diversity scheme in a mobile communication system

#329
16237953
2020-09-29

Use of orthogonal coding to help facilitate multi-layer transmission of user-plane data from closely spaced antennas

#330
13631140
2014-08-26

Systems and methods for allocating fully-orthogonal and quasi-orthogonal spreading codes to access terminals in radio access networks based on a tolerance level for additional interference on a per-access-terminal basis