ClassID:

224952

H04L5/1438 - page 2 - CPC Classification

Classification description:

Arrangements affording multiple use of the transmission path; Two-way operation using the same type of signal, i.e. duplex Negotiation of transmission parameters prior to communication

Recent Application in this class:
#301
20120263112
2012-10-18

Wireless communication system, and interference preventing method

#302
20120243493
2012-09-27

Method for establishing reverse traffic channels and an access terminal

#303
20120230476
2012-09-13

Multicarrier modulation messaging for power level per subchannel information

#304
20120147986
2012-06-14

Method and apparatus for evaluating and optimizing a signaling system

#305
20120147935
2012-06-14

Communication channel calibration using feedback

#306
20120113917
2012-05-10

Interaction of PDSCH resource mapping, CSI-RS, and muting

#307
20120106573
2012-05-03

Flexible upstream PHY burst profile parameters to improve performance of short bursts in impulse noise

#308
20120106426
2012-05-03

Bandwidth indication in RTS/CTS frames

#309
20120106413
2012-05-03

Communication method and apparatus for header compression

#310
20120072192
2012-03-22

Systems and methods for loop length and bridged tap length determination of a transmission line

#311
20120069877
2012-03-22

Systems and methods for high rate OFDM communications using first and second cyclic prefix lengths

#312
20120039373
2012-02-16

DEVICE AND METHOD AT THE DEVICE FOR OPTIMIZING NETWORK PARAMETERS

#313
20120030365
2012-02-02

Method and apparatus for providing relevant service levels

#314
20120027069
2012-02-02

Protection of communication systems against repetitive electrical impulse noise

#315
20110317775
2011-12-29

Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices

#316
20110317749
2011-12-29

RECONFIGURABLE TRANSCEIVER METHOD AND APPARATUS

#317
20110282989
2011-11-17

Resource coordination for peer-to-peer groups through distributed negotiation

#318
20110249771
2011-10-13

Adaptive gain control based on echo canceller performance information

#319
20110243127
2011-10-06

Voice and data exchange over a packet based network

#320
20110235727
2011-09-29

Communication channel calibration with nonvolatile parameter store for recovery

#321
20110235628
2011-09-29

Signaling format for WLANS

#322
20110216675
2011-09-08

Relay transmission method and apparatus

#323
20110211477
2011-09-01

Systems and methods for high rate OFDM communications

#324
20110206141
2011-08-25

Implementing serial link training patterns separated by random data for training a serial link in an interconnect system

#325
20110200082
2011-08-18

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

#326
20110194636
2011-08-11

Broadband network for coaxial cable using multi-carrier modulation

#327
20110194519
2011-08-11

Distributed resource reservation in a wireless ADHOC network

#328
20110150105
2011-06-23

Communication apparatus, integrated circuit, and communication method

#329
20110150104
2011-06-23

Communication apparatus, integrated circuit, and communication method

#330
20110141960
2011-06-16

Method for selecting an enhanced transport format combination based on determined power consumption

#331
20110134977
2011-06-09

Method and Apparatus for Automatic Selection and Operation of a Subscriber Line Spectrum Class Technology

#332
20110110280
2011-05-12

Relay transmission method and apparatus

#333
20110110279
2011-05-12

Relay transmission method and apparatus

#334
20110110223
2011-05-12

Self organizing IP multimedia subsystem

#335
20110103443
2011-05-05

Systems and methods for establishing a diagnostic transmission mode and communicating over the same

#336
20110103224
2011-05-05

Data communication system, communication device, and communication method

#337
20110096920
2011-04-28

Apparatus and method for data communication

#338
20110090826
2011-04-21

Method, base station and mobile station for TDD operation in a communication system

#339
20110085478
2011-04-14

Relay transmission method and apparatus

#340
20110080857
2011-04-07

Systems and methods for high rate OFDM communications using first and second cyclic prefix lengths and first and second pilot tones

#341
20110064124
2011-03-17

Method for seamlessly changing power modes in an ADSL system

#342
20110047446
2011-02-24

Network management apparatus for setting communication method of network apparatus

#343
20110038283
2011-02-17

Network entry apparatus and method for relay station using full duplex in mobile communication system

#344
20110032975
2011-02-10

Variable state length initialization

#345
20110028112
2011-02-03

Detection of false modulated signals in wireless communications

#346
20110026569
2011-02-03

Systems and methods for loop length and bridged tap length determination of a transmission line

#347
20110007830
2011-01-13

Base station apparatus and reception band control method

#348
20100322295
2010-12-23

Multicarrier packet communication system

#349
20100318659
2010-12-16

Method for allocating resource and receiving data to control a transmission error

#350
20100303142
2010-12-02

System and method for pre and post-tap zeroing

#351
20100303136
2010-12-02

Channel estimation in a multi-channel communication system using pilot signals having quasi-orthogonal subpilots

#352
20100254464
2010-10-07

Method and device for data processing in XDSL system

#353
20100254444
2010-10-07

Methods of implementing low-power mode for DSL modems

#354
20100254380
2010-10-07

DSL modem with low-power mode

#355
20100251040
2010-09-30

Method and apparatus for evaluating and optimizing a signaling system

#356
20100246598
2010-09-30

Performance customization system and process for optimizing xDSL performance

#357
20100246379
2010-09-30

Method and apparatus for transmitting signals for multiple input multiple output wireless communication system

#358
20100232411
2010-09-16

Signaling format for WLANs

#359
20100226418
2010-09-09

Multicarrier modulation messaging for power level per subchannel information

#360
20100220775
2010-09-02

Multicarrier modulation messaging for SNR per subchannel during showtime information

#361
20100220725
2010-09-02

High rate OFDM communications using bit allocation tables

#362
20100195708
2010-08-05

Systems and methods for characterizing transmission lines using broadband signals in a multi-carrier DSL environment

#363
20100191759
2010-07-29

Methods and apparatus for communicating in a wireless system

#364
20100161325
2010-06-24

Individual codec pathway impairment indicator for use in a communication

#365
20100142602
2010-06-10

Systems and methods for loop length and bridged tap length determination of a transmission line

#366
20100142553
2010-06-10

Flexible upstream PHY burst profile parameters to improve performance of short bursts in impulse noise

#367
20100142418
2010-06-10

DATA COMMUNICATION SYSTEM, DATA COMMUNICATION REQUEST DEVICE, AND DATA COMMUNICATION RESPONSE DEVICE

#368
20100115346
2010-05-06

Method for processing content and terminal thereof

#369
20100103995
2010-04-29

Apparatus and method for controlling universal IC card in complex terminal

#370
20100098039
2010-04-22

Method for variable cyclic length in OFDM communications

#371
20100061402
2010-03-11

Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices

#372
20100046427
2010-02-25

Multiple antenna mode control method based on access point

#373
20100002755
2010-01-07

Method and apparatus for a multi-tone modem

#374
20090323713
2009-12-31

Communication of active data flows between a transport modem termination system and cable transport modems

#375
20090304177
2009-12-10

Acoustic echo canceller

#376
20090296614
2009-12-03

Multicarrier packet communication method

#377
20090296611
2009-12-03

Broadband Network for Coaxial Cable Using Multi-carrier Modulation

#378
20090274061
2009-11-05

Method for packet communication using training packets

#379
20090268832
2009-10-29

OFDM communications using bit allocation tables

#380
20090262791
2009-10-22

Multimode DSL line driver

#381
20090252092
2009-10-08

WIRELESS COMMUNICATION METHOD, COMMUNICATION TERMINAL APPARATUS, AND WIRELESS COMMUNICATION SYSTEM

#382
20090252062
2009-10-08

Method for automatically configuring devices in telecommunication networks and devices for use with such methods

#383
20090252054
2009-10-08

Reduced power transmission

#384
20090238254
2009-09-24

Multicarrier modulation messaging for frequency domain received idle channel noise information

#385
20090232111
2009-09-17

Modem timing offset compensation for line card redundancy failover

#386
20090225817
2009-09-10

High rate OFDM communications with a variable cyclic prefix

#387
20090207985
2009-08-20

DSL system

#388
20090201880
2009-08-13

Method and apparatus for signaling in multiple user one-slot operation in wireless communication

#389
20090201872
2009-08-13

Segment sensitive scheduling

#390
20090201826
2009-08-13

Segment sensitive scheduling

#391
20090185606
2009-07-23

METHOD AND SYSTEM FOR SELECTING AN OPERATION PROFILE

#392
20090175293
2009-07-09

METHOD AND SYSTEM FOR TRANSMITTING MESSAGES OVER A FORWARD LINK SIGNALING CHANNEL

#393
20090171874
2009-07-02

Method and apparatus for configuring a communication channel

#394
20090132741
2009-05-21

Communication channel calibration using feedback

#395
20090119426
2009-05-07

Serial data interface system and method using a selectively accessed tone pattern generator

#396
20090109881
2009-04-30

Voice and data exchange over a packet based network

#397
20090085634
2009-04-02

Method for optimizing of communication signal

#398
20090080565
2009-03-26

PULSE SHAPING FOR EGPRS-2

#399
20090067523
2009-03-12

Fast initialization using seamless rate adaptation

#400
20090046669
2009-02-19

Method and arrangement for choosing a channel coding and interleaving scheme for certain types of packet data connections

#401
20080317107
2008-12-25

Method for selecting an operating mode automatically

#402
20080317069
2008-12-25

Speed negotiation for multi-speed communication devices

#403
20080294925
2008-11-27

Serial communication system and method for transmitting and receiving data in synchronization with a clock signal

#404
20080291943
2008-11-27

Method of Modifying the Power Spectral Density of a Telecommunications Line and an Adjustment Method Using That Method

#405
20080280606
2008-11-13

Increasing system capacity via utilization of end user equipment knowledge

#406
20080279304
2008-11-13

Data transmission with dynamic modulation scheme and/or transfer rate

#407
20080279289
2008-11-13

Transmitter, receiver, method for transmitting, method for receiving, fixed length serial burst data transfer system, semiconductor device, and hybrid semiconductor device

#408
20080260044
2008-10-23

FFT-BASED MULTICHANNEL VIDEO RECEIVER

#409
20080254757
2008-10-16

Method and system for avoiding detection of false modulated signals in wireless communications

#410
20080247417
2008-10-09

Method and device for transmitting data via a transmission link

#411
20080220725
2008-09-11

DATA TRANSMISSION METHOD, COMMUNICATION SYSTEM, TRANSCEIVER, TRANSMITTER AND RECEIVER

#412
20080219290
2008-09-11

Adaptive margin and band control

#413
20080219182
2008-09-11

SYSTEM AND METHOD FOR ADJUSTING DIGITAL SUBSCRIBER LINE BASED SERVICES

#414
20080212614
2008-09-04

Method and system for extending transmission distance of ADSL signal

#415
20080192813
2008-08-14

Adjusting transmit power spectra of transceiver devices in a communications network

#416
20080165895
2008-07-10

Apparatus for supplying an encoded data signal and method for encoding a data signal

#417
20080165694
2008-07-10

Interconnect circuit, system, and method for providing operating modes for communication channels

#418
20080123601
2008-05-29

Mitigation of link imbalance in a wireless communication system

#419
20080112383
2008-05-15

METHOD FOR ESTABLISHING REVERSE TRAFFIC CHANNELS AND AN ACCESS TERMINAL

#420
20080089249
2008-04-17

Automated correction of duplex mismatches

#421
20080081650
2008-04-03

Multi-carrier transmission system

#422
20080069014
2008-03-20

Method and system for an extended range ethernet link discovery signaling

#423
20080049601
2008-02-28

Systems and methods for high rate OFDM communications

#424
20080037666
2008-02-14

Method for seamlessly changing power modes in an ADSL system

#425
20080037475
2008-02-14

Data rate controller

#426
20080013640
2008-01-17

Multi-dimensional burst link access streaming transmission (BLAST) architecture and algorithms for low latency real-time broadband burst data/video transmission

#427
20070286397
2007-12-13

Application adapted access device and a method to adapt resynchronization

#428
20070263706
2007-11-15

Variable state length initialization

#429
20070248181
2007-10-25

Protection of communication systems against repetitive electrical impulse noise

#430
20070248063
2007-10-25

Distributed resource reservation in a wireless adhoc network

#431
20070242737
2007-10-18

Fast initialization using seamless rate adaptation

#432
20070207835
2007-09-06

Method and system for modem protocol discrimination

#433
20070195908
2007-08-23

Feedback channel design for multiple-input multiple-output communication systems

#434
20070195899
2007-08-23

Method and apparatus for supporting multiple multiplexing schemes for wireless communication

#435
20070195747
2007-08-23

Flexible payload control in data-optimized communication systems

#436
20070195688
2007-08-23

Spatial pilot structure for multi-antenna wireless communication

#437
20070190947
2007-08-16

Method of establishing communication link, and computer product

#438
20070189412
2007-08-16

Method and system for sounding packet exchange in wireless communication systems

#439
20070165472
2007-07-19

METHOD AND APPARATUS FOR EVALUATING AND OPTIMIZING A SIGNALING SYSTEM

#440
20070150264
2007-06-28

Voice and data exchange over a packet based network with voice detection

#441
20070133704
2007-06-14

METHOD FOR SEAMLESSLY CHANGING POWER MODES IN AN ADSL SYSTEM

#442
20070127711
2007-06-07

Adaptive gain control based on echo canceller performance information

#443
20070127584
2007-06-07

FAST INITIALIZATION USING SEAMLESS RATE ADAPTATION

#444
20070121676
2007-05-31

Communication apparatus, integrated circuit, and communication method

#445
20070094362
2007-04-26

Method for automatically configuring terminal equipment

#446
20070081479
2007-04-12

Apparatus and method for negotiating relay station capacity in a multi-hop relay broadband wireless access communication system

#447
20070064510
2007-03-22

Method and apparatus for evaluating and optimizing a signaling system

#448
20070060178
2007-03-15

Segment sensitive scheduling

#449
20070045550
2007-03-01

Miniature camera module with lens containing image sensor

#450
20070041347
2007-02-22

Duplex operation in a cellular communication system

#451
20070041314
2007-02-22

Apparatus and method for auto-negotiation in a communcation system

#452
20070025480
2007-02-01

Voice and data exchange over a packet based network with AGC

#453
20070019755
2007-01-25

METHOD FOR SEAMLESSLY CHANGING POWER MODES IN AN ADSL SYSTEM

#454
20070009020
2007-01-11

System and method to determine power cutback in communication systems

#455
20070009019
2007-01-11

FAST INITIALIZATION USING SEAMLESS RATE ADAPTATION

#456
20060274840
2006-12-07

Method for seamlessly changing power modes in an ADSL system

#457
20060251123
2006-11-09

Multicarrier communication with variable overhead rate

#458
20060251028
2006-11-09

Wireless packet communication method and apparatus

#459
20060221872
2006-10-05

Method, base station and mobile station for tdd operation in a communication system

#460
20060210037
2006-09-21

Modem with hold and quick connect functionality

#461
20060188035
2006-08-24

Method for seamlessly changing power modes in an ADSL system

#462
20060182246
2006-08-17

Maintenance information communication terminal, image forming apparatus provided with same, maintenance information management host, and communication method

#463
20060182169
2006-08-17

Systems and methods for characterizing transmission lines using broadband signals in a multi-carrier DSL environment

#464
20060159244
2006-07-20

Method and apparatus for quick modern reconnect

#465
20060153084
2006-07-13

Apparatus and method for data communication

#466
20060140287
2006-06-29

Simultaneous bi-directional link

#467
20060114315
2006-06-01

Mixed media telecommunication call manager

#468
20060107105
2006-05-18

Error recovery level optimization in network system

#469
20060104339
2006-05-18

Systems and methods for adaptive VDSL with variable sampling frequency and time-domain equalizer

#470
20060098683
2006-05-11

System and method for auto-negotiation in a data communication device

#471
20060092885
2006-05-04

Transmission protection for communications networks having stations operating with different modulation formats

#472
20060078044
2006-04-13

Various methods and apparatuses for impulse noise mitigation

#473
20060072722
2006-04-06

System and method for optimizing digital subscriber line based services

#474
20060062288
2006-03-23

Short loop ADSL power spectral density management

#475
20060034360
2006-02-16

Fast initialization using seamless rate adaptation

#476
20060005102
2006-01-05

Finding duplex mismatches in copper based networks

#477
20060002530
2006-01-05

Method and apparatus for fast V.90 modem startup

#478
20050286562
2005-12-29

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

#479
20050286484
2005-12-29

Method and apparatus for transmitting signals for multiple input multiple output wireless communication system

#480
20050276261
2005-12-15

Communication channel calibration using feedback

#481
20050265437
2005-12-01

Communication channel calibration with nonvolatile parameter store for recovery

#482
20050265225
2005-12-01

MIMO system and mode table

#483
20050245258
2005-11-03

Method and apparatus for transmission and reception of narrowband signals within a wideband communication system

#484
20050242860
2005-11-03

FFT-based multichannel video receiver

#485
20050238091
2005-10-27

Fast initialization using seamless rate adaptation

#486
20050237954
2005-10-27

Digital subscriber line transmission method, apparatus and system

#487
20050233709
2005-10-20

Modified preamble structure for IEEE 802.11a extensions to allow for coexistence and interoperability between 802.11a devices and higher data rate, MIMO or otherwise extended devices

#488
20050232171
2005-10-20

Digital subscriber line transmission method, apparatus and system

#489
20050220178
2005-10-06

Semi-distributed power spectrum control for digital subscriber line communications

#490
20050219564
2005-10-06

Image forming device, pattern formation method and storage medium storing its program

#491
20050213613
2005-09-29

Framing structure allowing flexible allocation of overhead channel

#492
20050213554
2005-09-29

Method, apparatus and system of packet transmission

#493
20050201305
2005-09-15

Data transfer control device, electronic instrument, and data transfer control method

#494
20050201294
2005-09-15

Activation of multiple xDSL modems with half duplex and full duplex procedures

#495
20050181800
2005-08-18

Signaling format for WLANS

#496
20050180336
2005-08-18

Method of establishing communication link in ADSL system

#497
20050175078
2005-08-11

Flexible initialization method for DSL communication systems

#498
20050157779
2005-07-21

Digital subscriber line communicating system and a transceiver in the system

#499
20050147224
2005-07-07

Use of modem on hold for network management and telephone access

#500
20050147223
2005-07-07

Using modems to place modem connections on hold and to maintain upper layer network connection

#501
20050147158
2005-07-07

Method and apparatus for automatic selection and operation of a subscriber line spectrum class technology

#502
20050135459
2005-06-23

Extending orthogonal frequency division multiplexed wireless local area networks using direct sequence spread spectrum/complementary code keying

#503
20050129064
2005-06-16

Reliable transport layer protocol in low performance 8-bit microcontrollers

#504
20050123030
2005-06-09

Systems and methods for loop length and bridged tap length determination of a transmission line

#505
20050089126
2005-04-28

Transparent multi-mode PAM interface

#506
20050063457
2005-03-24

Signal amplitude and clock signal frequency selection

#507
20050063322
2005-03-24

Long range handshaking communication system for multiple xDSL

#508
20050053019
2005-03-10

Serial data interface system and method using a selectively accessed tone pattern generator

#509
20050046600
2005-03-03

Robust system for transmitting and receiving map data

#510
20050030891
2005-02-10

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

#511
20050025086
2005-02-03

ADSL modem apparatus and communication method thereof

#512
20050002340
2005-01-06

Communication device, communication system, communication method, communication program and recording medium storing the communication program

#513
17706474
2024-04-02

Automatic gain control loop (AGC) for wireless local area network (WLAN) communications

#514
17326780
2025-01-21

Duplexing transceivers, system, and methods for optimizing the capacity of adaptive communication systems

#515
17203211
2023-01-10

Clock synchronization in half-duplex communication systems

#516
16530116
2021-01-05

Full duplex communication using edge timing in a signal

#517
15593426
2019-10-22

Dynamic handover threshold adjustment

#518
14706709
2017-02-28

Method and system for selecting duplex mode of second RF carrier based on performance on first RF carrier

#519
14269881
2017-03-14

Enhanced TTI bundling in FDD mode

#520
14214229
2017-08-15

System architecture for optimizing the capacity of adaptive array systems

#521
13837301
2015-05-19

Establishing websocket protocol extensions