ClassID:

225996

H04L27/2608 - page 3 - CPC Classification

Classification description:

Modulated-carrier systems; Systems using multi-frequency codes; Multicarrier modulation systems; Signal structure Allocation of payload

Recent Application in this class:
#601
20060274824
2006-12-07

Non-intrusive digital subscriber line transmit adjustment method

#602
20060270416
2006-11-30

Device, system and method of multiple access transmission

#603
20060269010
2006-11-30

Tone ordered discrete multitone interleaver

#604
20060268734
2006-11-30

Asymmetric data rate system and method

#605
20060262770
2006-11-23

System and method of transmitting wireline single-band orthogonal frequency-division-multiplexing-based ultra wideband signal over pipeline carrying CATV broadcasting signal

#606
20060256887
2006-11-16

Method and apparatus for indexing physical channels in an OFDMA system

#607
20060256883
2006-11-16

Generating signals for transmission of information

#608
20060256881
2006-11-16

Generating signals for transmission of information

#609
20060253515
2006-11-09

Methods and apparatuses of measuring impulse noise parameters in multi-carrier communication systems

#610
20060252389
2006-11-09

System, apparatus and method of varying channel bandwidth

#611
20060250940
2006-11-09

Constant broadcast channel timing in a wireless communication system

#612
20060245511
2006-11-02

Fractional bit rate encoding in a discrete multi-tone communication system

#613
20060245390
2006-11-02

Base station and mobile station constituting mobile communication system

#614
20060242526
2006-10-26

Transmitting apparatus, receiving apparatus, transmission method, and reception method

#615
20060239578
2006-10-26

Method and device for the echo compensation of a reception signal

#616
20060239381
2006-10-26

METHODS AND APPARATUS FOR ROBUST AND LOW-COMPLEXITY QAM MODULATION

#617
20060234704
2006-10-19

System and method for transmitting/receiving data in a multicarrier communication system

#618
20060233272
2006-10-19

Feedback and scheduling schemes for a communications system

#619
20060233124
2006-10-19

Frequency hopping design for single carrier FDMA systems

#620
20060222091
2006-10-05

Subcarrier adaptive thresholding

#621
20060221807
2006-10-05

Multi-carrier transmitter apparatus, multi-carrier receiver apparatus and multi-carrier communication method

#622
20060215536
2006-09-28

Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network

#623
20060209894
2006-09-21

Adaptive allocation for variable bandwidth multicarrier communication

#624
20060203856
2006-09-14

Methods and apparatus for signaling data rate option information

#625
20060203724
2006-09-14

Multi-carrier, multi-flow, reverse link medium access control for a communication system

#626
20060193390
2006-08-31

Methods and apparatuses for canceling correlated noise in a multi-carrier communication system

#627
20060184854
2006-08-17

Allocating data bursts and supporting hybrid auto retransmission request in orthogonal frequency division multiplexing access radio access system

#628
20060171483
2006-08-03

Decoder for a multiplexed transmission system

#629
20060171480
2006-08-03

Multi-frequency data transmission channel power allocation

#630
20060171479
2006-08-03

Apparatus and method using multiple modulation schemes in an OFDM/OFDMA wireless network

#631
20060171354
2006-08-03

Apparatus and method for a multi-channel orthogonal frequency division multiplexing wireless network

#632
20060171283
2006-08-03

Method and apparatus for decoding data in a layered modulation system

#633
20060165117
2006-07-27

Configurable frequency band elimination for powerline network

#634
20060164973
2006-07-27

Interleaving method in OFDM system

#635
20060164970
2006-07-27

Transmitter and receiver in DBLAST system

#636
20060160495
2006-07-20

Dual payload and adaptive modulation

#637
20060156087
2006-07-13

Bit distributor for multicarrier communication systems employing adaptive bit loading for multiple spatial streams and methods

#638
20060154684
2006-07-13

Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems

#639
20060153309
2006-07-13

Gradient based method and apparatus for OFDM sub-carrier power optimization

#640
20060153279
2006-07-13

Sub-banded ultra-wideband communication system

#641
20060153169
2006-07-13

Customer premises network with PSTN and packet telephony functions

#642
20060153131
2006-07-13

System and method for allocating ranging slots in a broadband wireless access communication system

#643
20060153062
2006-07-13

Radio communication apparatus and radio communication method

#644
20060146944
2006-07-06

System and method of processing frequency-diversity signals with reduced-sampling-rate receiver

#645
20060146922
2006-07-06

System and method for improving bit-loading in discrete multitone-based digital subscriber line modems

#646
20060141949
2006-06-29

Method and apparatus to increase the diversity order for a multi-carrier FDM system

#647
20060140288
2006-06-29

System and method for transmission and reception of multicarrier data signals

#648
20060133521
2006-06-22

Performance based rank prediction for MIMO design

#649
20060133452
2006-06-22

Time domain spreading method and apparatus for a UWB receiver comprising fast fourier transform and exchange of real and imaginary complex signal components

#650
20060133259
2006-06-22

Interference rejection in wireless receivers

#651
20060126493
2006-06-15

Dynamic sub-carrier assignment of OFDM systems

#652
20060123323
2006-06-08

Interleaving apparatus and method for orthogonal frequency division multiplexing transmitter

#653
20060120473
2006-06-08

Method and system for interference averaging in a wireless communication system

#654
20060120266
2006-06-08

Apparatus and method for processing digital signal in an OFDMA wireless communication system

#655
20060094435
2006-05-04

Method and apparatus for channel feedback

#656
20060094372
2006-05-04

Method for uplink scheduling in communication system using frequency hopping-orthogonal frequency division multiple access scheme

#657
20060092902
2006-05-04

Methods, apparatus and systems for terrestrial wireless broadcast of digital data to stationary receivers

#658
20060078059
2006-04-13

Apparatus and method for allocating subchannel and power in an orthogonal frequency division multiple access system

#659
20060067428
2006-03-30

Deterministic spatial power allocation and bit loading for closed loop MIMO

#660
20060067417
2006-03-30

Transmission method for OFDM-MIMO communication system

#661
20060067411
2006-03-30

Method and apparatus to interleave bits across symbols from different constellations

#662
20060056527
2006-03-16

Adaptive bit/power loading technique for a multicarrier communication system

#663
20060056283
2006-03-16

Interference mitigation in a wireless communication system

#664
20060056282
2006-03-16

Method of scheduling and forward link resource allocation in OFDM systems

#665
20060055556
2006-03-16

Joint source-channel coding for multicarrier modulation

#666
20060050627
2006-03-09

System and method for dividing subchannels in a OFDMA network

#667
20060039274
2006-02-23

Method for discretely indicating resource allocation information and a method for reducing load when indicating resource allocation information

#668
20060034360
2006-02-16

Fast initialization using seamless rate adaptation

#669
20060034333
2006-02-16

Versatile system for optimizing data fragmentation in digital communications

#670
20060034165
2006-02-16

Channel sounding for improved system performance

#671
20060034164
2006-02-16

Per stream rate control (PSRC) for improving system efficiency in OFDM-MIMO communication systems

#672
20060031583
2006-02-09

Communications system, communications method, transmitting apparatus, receiving apparatus and control program to variably adjust a symbol length

#673
20060029157
2006-02-09

Wireless MIMO transmitter with antenna and tone precoding blocks

#674
20060023802
2006-02-02

Concatenated coding of the multi-band orthogonal frequency division modulation system

#675
20060018397
2006-01-26

Capacity based rank prediction for MIMO design

#676
20060018395
2006-01-26

Systems and methods for a multicarrier modulation system with a variable margin

#677
20060018249
2006-01-26

Packet generation systems and methods

#678
20060013285
2006-01-19

Radio communication apparatus, base station and system

#679
20060013182
2006-01-19

Selective multicarrier CDMA network

#680
20060008014
2006-01-12

Method and adaptive modulation in multi-carrier communication

#681
20050286562
2005-12-29

Method and apparatus for transmitting signals, and method and apparatus for receiving the signals

#682
20050286547
2005-12-29

Method and apparatus for accessing a wireless multi-carrier communication system

#683
20050286408
2005-12-29

Allocation of radio resource in orthogonal frequency division multiplexing system

#684
20050281346
2005-12-22

Method and system of tone ordering for discrete multi-tone systems with tone grouping

#685
20050281316
2005-12-22

Method for transmitting/receiving operation mode information in a broadband wireless access communication system

#686
20050281229
2005-12-22

Selection between two different coding schemes and corresponding modulation schemes according to the allowable transmission delay of the data

#687
20050276348
2005-12-15

Method and apparatus for multi-user transmission

#688
20050276341
2005-12-15

Method and apparatus for transmitting and/or receiving data

#689
20050271167
2005-12-08

Space diversity trellis interleaver system and method

#690
20050271153
2005-12-08

Communication quality controller and a communication quality control method

#691
20050265469
2005-12-01

Multiple transmit antenna interleaver design

#692
20050265434
2005-12-01

Communication apparatus, communication method, and program

#693
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

#694
20050265225
2005-12-01

MIMO system and mode table

#695
20050238091
2005-10-27

Fast initialization using seamless rate adaptation

#696
20050232172
2005-10-20

Technique for dynamic bin allocation

#697
20050220202
2005-10-06

Method for seamlessly changing power modes in an ADSL system

#698
20050220179
2005-10-06

Iterative waterfiling with explicit bandwidth constraints

#699
20050220002
2005-10-06

Multi-carrier communications with group-based subcarrier allocation

#700
20050213718
2005-09-29

Efficient tone ordering for multitone transmission

#701
20050213714
2005-09-29

MIMO dynamic PSD allocation for DSL networks

#702
20050213686
2005-09-29

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

#703
20050213552
2005-09-29

Combined frequency-time domain power adaptation for CDMA communication systems

#704
20050213405
2005-09-29

Power save mode transition using loading translation function

#705
20050207441
2005-09-22

Packet transmission scheduling in a multi-carrier communications system

#706
20050207367
2005-09-22

Method for channel quality indicator computation and feedback in a multi-carrier communications system

#707
20050207345
2005-09-22

Hybrid ARQ schemes for a multi-carrier communications system

#708
20050207341
2005-09-22

Scheduling for non-real-time services in orthogonal frequency division multiplex (OFDM) systems

#709
20050195968
2005-09-08

Systems and methods for network channel characteristic measurement and network management

#710
20050195915
2005-09-08

Spatio-temporal processing for communication

#711
20050195910
2005-09-08

Method and apparatus for allocating subcarriers in a broadband wireless communications system using multiple carriers

#712
20050195905
2005-09-08

System and method for adaptive bit loading source coding via vector quantization

#713
20050195765
2005-09-08

Dual carrier modulator for a multiband OFDM UWB transceiver

#714
20050190825
2005-09-01

Bit-loading in multicarrier communication systems in the presence of an asymmetric, correlated gaussian noise sources

#715
20050190800
2005-09-01

Method and apparatus for estimating noise power per subcarrier in a multicarrier system

#716
20050190766
2005-09-01

Interleaver, deinterleaver, communication device, and method for interleaving deinterleaving

#717
20050180374
2005-08-18

Methods and devices for selecting sets of available sub-channels

#718
20050180354
2005-08-18

Method for allocating subchannels in an OFDMA mobile communication system

#719
20050175078
2005-08-11

Flexible initialization method for DSL communication systems

#720
20050169363
2005-08-04

Method and system for maximizing data throughput rate in a power line communications system by modifying payload symbol length

#721
20050169358
2005-08-04

Computationally and memory efficient tone ordering scheme

#722
20050169357
2005-08-04

Reliable multicarrier communication in the presence of timing phase error

#723
20050166127
2005-07-28

Electronic transmitter/receiver

#724
20050163067
2005-07-28

Radio communication system

#725
20050157810
2005-07-21

Spatio-temporal processing for communication

#726
20050157804
2005-07-21

DSL rate adaptation

#727
20050157638
2005-07-21

Adaptive puncturing technique for multicarrier systems

#728
20050152466
2005-07-14

Multicarrier communication system and methods for link adaptation using uniform bit loading and subcarrier puncturing

#729
20050152385
2005-07-14

High speed multiple loop DSL system

#730
20050143011
2005-06-30

Locating interfering devices in wireless networks using channel adaptation metrics

#731
20050141630
2005-06-30

Weight generation method for multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining based upon minimum bit error rate

#732
20050141412
2005-06-30

Multichannel orthogonal frequency division multiplexed receivers with antenna selection and maximum-ratio combining and associated methods

#733
20050141406
2005-06-30

Quasi-parallel multichannel receivers for wideband orthogonal frequency division multiplexed communications and associated methods

#734
20050138524
2005-06-23

Adaptive FEC codeword management

#735
20050135493
2005-06-23

Method and adaptive bit interleaver for wideband systems using adaptive bit loading

#736
20050132223
2005-06-16

Data definition apparatus, systems, and methods

#737
20050129103
2005-06-16

Activation of multiple xDSL modems with implicit channel probe

#738
20050123028
2005-06-09

Adaptive margin and band control in digital subscriber line (DSL) systems

#739
20050123027
2005-06-09

DSL system estimation and parameter recommendation

#740
20050111561
2005-05-26

Method and apparatus for communication in the presence of impulse noise

#741
20050111535
2005-05-26

Carrier grouping in multi-carrier systems

#742
20050111534
2005-05-26

Method and system for selecting an optimal asymmetric digital subscriber line mode

#743
20050111492
2005-05-26

Channel estimation apparatus and method for adaptive channel allocation in an orthogonal frequency division multiple access system

#744
20050105589
2005-05-19

Apparatus and method for selective power control for an OFDM mobile communication system

#745
20050100045
2005-05-12

Access points with selective communication rate and scheduling control and related methods for wireless local area networks (WLANs)

#746
20050094551
2005-05-05

Processor instruction for DMT encoding

#747
20050083972
2005-04-21

Adaptive allocation for variable bandwidth multicarrier communication

#748
20050078763
2005-04-14

Apparatus and method of multiple antenna transmitter beamforming of high data rate wideband packetized wireless communication signals

#749
20050078759
2005-04-14

Subcarrier and bit allocation for real time services in multiuser orthogonal frequency division multiplex (OFDM) systems

#750
20050063482
2005-03-24

Method for seamlessly changing power modes in an ADSL system

#751
20050058213
2005-03-17

Bit allocation among carriers in multicarrier communications

#752
20050058156
2005-03-17

Method for data-signal quality control, a related receiver and a related transmitter

#753
20050053170
2005-03-10

Frequency selective transmit signal weighting for multiple antenna communication systems

#754
20050053164
2005-03-10

System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems

#755
20050047444
2005-03-03

TFI-OFDM transmission/reception systems for UWB communication and methods thereof for mitigating interference from simultaneously operating piconets

#756
20050036441
2005-02-17

Methods and apparatus of power control in wireless communication systems

#757
20050032524
2005-02-10

System and method for discriminating radar transmissions from wireless network transmissions and wireless network having radar-avoidance capability

#758
20050030891
2005-02-10

Method and apparatus to select an adaptation technique in a wireless network

#759
20050025066
2005-02-03

Apparatus and method for latency control in a communications system

#760
20050025040
2005-02-03

Method and apparatus providing adaptive learning in an orthogonal frequency division multiplex communication system

#761
20050025039
2005-02-03

Apparatus and method for assigning subchannel in a mobile communication system using orthogonal frequency division multiple access scheme

#762
20050018702
2005-01-27

PAPR reduction method using bit reallocation

#763
20050013379
2005-01-20

Technique for improving multiple-channel multi-tone transmissions

#764
20050003796
2005-01-06

Wireless telecommunication system, wireless base station, and wireless communication terminal

#765
20050002360
2005-01-06

Method of and apparatus for communication via multiplexed links

#766
20050002325
2005-01-06

Space-time-frequency coded OFDM communications over frequency-selective fading channels

#767
16830146
2022-07-05

Bandwidth indication, negotiation and TXOP protection with multiple channel segments

#768
16112513
2020-12-08

Wireless device low power wake up

#769
15379274
2019-01-08

Sounding for UL OFDMA transmission in WLAN

#770
14976271
2017-04-04

[HEW] spatial modulation technique with different source-encoded data services of the next generation WLAN IEEE 802.11ax

#771
13439623
2015-03-03

Data encoding methods in a communication system