ClassID:

223470

H04B1/71057 - CPC Classification

Classification description:

Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Spread spectrum techniques using direct sequence modulation; Interference-related aspects the interference being multiple access interference; Joint detection techniques, e.g. linear detectors using maximum-likelihood sequence estimation [MLSE]

Recent Application in this class:
#1
20230388026
2023-11-30

METHOD AND SYSTEM FOR DIGITAL COMMUNICATION OVER AN ACOUSTIC CHANNEL

#2
20220109511
2022-04-07

Method and system for digital communication over an acoustic channel

#3
20220006485
2022-01-06

Processing of uplink data streams

#4
20210006323
2021-01-07

Receiving device, receiving method, and receiving system

#5
20200145092
2020-05-07

MIMO receiver that selects candidate vector set and operation method thereof

#6
20200091962
2020-03-19

Methods and Apparatus for Signal Spreading and Multiplexing

#7
20190109737
2019-04-11

Receiving Device and Method Thereof

#8
20190007092
2019-01-03

Methods and apparatus for signal spreading and multiplexing

#9
20180199161
2018-07-12

Received signal strength transformation method to achieve better indoor radio frequency localization

#10
20170163319
2017-06-08

Systems and methods for calculating log-likelihood ratios in a MIMO detector

#11
20160020871
2016-01-21

Methods, systems, and computer readable media for simplified computation of squares and sums of squares of code cross-correlation metrics for signal processing

#12
20150365196
2015-12-17

Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes

#13
20140341260
2014-11-20

Robust, fast unused-code detection

#14
20130301686
2013-11-14

Chip-level processing for joint demodulation in CDMA receivers

#15
20130259168
2013-10-03

Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes

#16
20110129000
2011-06-02

Method and apparatus for efficient AMLD matrix computations

#17
20100027594
2010-02-04

Method and system for applying Viterbi type PSK demodulation for optimum correlation of GPS signals

#18
20100014565
2010-01-21

Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes

#19
20090168739
2009-07-02

Method and apparatus employed in a user equipment for interference signal code power and noise variance estimation

#20
20090041165
2009-02-12

RECEIVER APPARATUS

#21
20080273586
2008-11-06

Maximum likelihood block decision feedback estimation for CCK demodulation apparatus and method

#22
20080267220
2008-10-30

Method of Iterative Signal Processing For Cdma Interference Cancellation and Ising Perceptrons

#23
20080212722
2008-09-04

Method and apparatus providing an advanced MIMO receiver that includes a signal-plus-residual interference (SPRI) detector

#24
20070195865
2007-08-23

Multi-stage receiver for wireless communication

#25
20070127557
2007-06-07

Fractionally-spaced equalizers for spread spectrum wireless communication

#26
20060062284
2006-03-23

Estimation method of flat fading channel in CDMA communication system and apparatus for the same

#27
20060034350
2006-02-16

Method and system for applying Viterbi type PSK demodulation for optimum correlation of GPS signals

#28
20060029124
2006-02-09

Reduced complexity soft value generation for multiple-input multiple-output (MIMO) joint detection generalized RAKE (JD-GRAKE) receivers

#29
20050148355
2005-07-07

Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes

#30
20050053172
2005-03-10

Method and apparatus providing an advanced MIMO receiver that includes a signal-plus-residual-interference (SPRI) detector

#31
20050002356
2005-01-06

Method and apparatus employed in a user equipment for interference signal code power and noise variance estimation