ClassID:

233658

H05K1/0245 - page 3 - CPC Classification

Classification description:

Printed circuits; Details; Electrical arrangements not otherwise provided for; High frequency adaptations Lay-out of balanced signal pairs, e.g. differential lines or twisted lines

Recent Application in this class:
#601
20100170087
2010-07-08

Method of manufacturing a circuit board

#602
20100163282
2010-07-01

Printed wiring board, method for manufacturing printed wiring board, and electric device

#603
20100144203
2010-06-10

Electrical connector system

#604
20100144174
2010-06-10

Electrical connector system

#605
20100116540
2010-05-13

Printed circuit board and method of manufacturing the same

#606
20100096167
2010-04-22

Flexible printed circuit board for large capacity signal transmission medium

#607
20100093227
2010-04-15

Differential pair inversion for reduction of crosstalk in a backplane system

#608
20100078211
2010-04-01

Memory module and topology of circuit board

#609
20100048040
2010-02-25

High-speed connector with multi-stage compensation

#610
20100044093
2010-02-25

LAYOUT GEOMETRIES FOR DIFFERENTIAL SIGNALS

#611
20100007429
2010-01-14

Printed circuit board having a plurality of angled differential pairs of transmission lines

#612
20100000777
2010-01-07

Printed circuit board

#613
20090321126
2009-12-31

Concentric vias in electronic substrate

#614
20090315158
2009-12-24

Wiring board and electrical signal transmission system

#615
20090294168
2009-12-03

Printed circuit board

#616
20090277665
2009-11-12

Connector and cable connector for balanced transmission

#617
20090267702
2009-10-29

Printed circuit board having signal line isolation patterns for decreasing WWAN noise

#618
20090263140
2009-10-22

Optical communication module and flexible printed circuit board

#619
20090260864
2009-10-22

Circuit board with electromagnetic bandgap adjacent or overlapping differential signals

#620
20090260860
2009-10-22

FLEXIBLE PRINTED CIRCUIT BOARD

#621
20090260859
2009-10-22

FLEXIBLE PRINTED CIRCUIT BOARD

#622
20090250252
2009-10-08

Printed circuit board

#623
20090242244
2009-10-01

Printed circuit board with high density differential pairs

#624
20090223707
2009-09-10

Mutual capacitance and magnetic field distribution control for transmission lines

#625
20090218126
2009-09-03

Multi-layered printed circuit board with a conductive substrate and three insulating layers with wiring and ground traces

#626
20090211787
2009-08-27

Printed circuit board having a layered signal line pair, a suspension board

#627
20090204934
2009-08-13

METHOD FOR COMPENSATING LENGTH OF DIFFERENTIAL PAIR AND METHOD FOR CALCULATING COMPENSATION LENGTH THEREOF AND COMPUTER ACCESSIBLE STORAGE MEDIA

#628
20090188711
2009-07-30

Ground straddling in PTH pinfield for improved impedance

#629
20090188699
2009-07-30

Printed circuit board

#630
20090184910
2009-07-23

Circuit board and display device including the same

#631
20090180266
2009-07-16

Differential pair inversion for reduction of crosstalk in a backplane system

#632
20090173521
2009-07-09

Wired circuit board

#633
20090169842
2009-07-02

Printed wiring board and printed circuit board unit

#634
20090166075
2009-07-02

Printed circuit board

#635
20090152689
2009-06-18

Integrated circuit package for high-speed signals

#636
20090151994
2009-06-18

Wired circuit board

#637
20090126978
2009-05-21

Reference layer openings

#638
20090122498
2009-05-14

CIRCUIT BOARD AND CONDUCTIVE THROUGH HOLE STRUCTURE THEREOF

#639
20090117781
2009-05-07

Electrical connector system with orthogonal contact tails

#640
20090115260
2009-05-07

Power line arrangement

#641
20090107716
2009-04-30

Printed circuit board with differential traces

#642
20090107710
2009-04-30

Differential trace profile for printed circuit boards

#643
20090098745
2009-04-16

Wired circuit board

#644
20090086452
2009-04-02

PRINTED CIRCUIT BOARD

#645
20090078452
2009-03-26

Flexible printed circuit board

#646
20090065241
2009-03-12

Printed circuit board

#647
20090065238
2009-03-12

Printed circuit board

#648
20090056999
2009-03-05

Printed wiring board

#649
20090056983
2009-03-05

Printed circuit board

#650
20090044968
2009-02-19

Flexible printed circuit board

#651
20090033442
2009-02-05

Non-coplanar high-speed interconnects

#652
20090032922
2009-02-05

Semiconductor Package, Printed Wiring Board Structure and Electronic Apparatus

#653
20090016031
2009-01-15

Circuit connection structure and printed circuit board

#654
20090015345
2009-01-15

Broadband transition from a via interconnection to a planar transmission line in a multilayer substrate

#655
20090011620
2009-01-08

Differential signal connector with wafer-style construction

#656
20080318450
2008-12-25

Preferential via exit structures with triad configuration for printed circuit boards

#657
20080314620
2008-12-25

Skew Compensation by Changing Ground Parasitic For Traces

#658
20080308306
2008-12-18

Shifted segment layout for differential signal traces to mitigate bundle weave effect

#659
20080285248
2008-11-20

High-speed router with backplane using tuned-impedance thru-holes and vias

#660
20080266019
2008-10-30

Differential transmission line

#661
20080264673
2008-10-30

Differential signal layout printed circuit board

#662
20080238585
2008-10-02

Substrate including wiring for transmitting signal, apparatus and system including the substrate

#663
20080227311
2008-09-18

Adjacent plated through holes with staggered couplings for crosstalk reduction in high speed printed circuit boards

#664
20080121421
2008-05-29

Printed circuit board

#665
20080116989
2008-05-22

Differential transmission line having a curved region with selected radius of curvature

#666
20080099238
2008-05-01

INTEGRATED CIRCUIT INCLUDING PRINTED CIRCUIT BOARD FOR A MEMORY MODULE AND METHOD FOR MANUFACTURING

#667
20080093116
2008-04-24

SEMICONDUCTOR SUBSTRATE FOR TRANSMITTING DIFFERENTIAL PAIR

#668
20080082950
2008-04-03

Differential pair connection arrangement, and method and computer program product for making same

#669
20080080155
2008-04-03

Skew compensation by changing ground parasitic for traces

#670
20080078571
2008-04-03

Device mounting board and semiconductor module

#671
20080054308
2008-03-06

Crosstalk reduction in electrical interconnects using differential signaling

#672
20080023221
2008-01-31

VIA STRUCTURE OF PRINTED CIRCUIT BOARD

#673
20080009147
2008-01-10

Circuit board via arrangement for differential signal connector

#674
20080006439
2008-01-10

Reference layer openings

#675
20070294890
2007-12-27

PRINTED CIRCUIT BOARDS AND THE LIKE WITH IMPROVED SIGNAL INTEGRITY FOR DIFFERENTIAL SIGNAL PAIRS

#676
20070279878
2007-12-06

Circuit board including hybrid via structures

#677
20070273047
2007-11-29

Printed wiring board and manufacturing method thereof

#678
20070273026
2007-11-29

Semiconductor package substrate

#679
20070223205
2007-09-27

Shifted segment layout for differential signal traces to mitigate bundle weave effect

#680
20070222533
2007-09-27

Capacitance-compensated differential circuit line layout structure

#681
20070222052
2007-09-27

WIRING STRUCTURE, MULTILAYER WIRING BOARD, AND ELECTRONIC DEVICE

#682
20070212878
2007-09-13

Variable width conductive lines having substantially constant impedance

#683
20070205498
2007-09-06

Signal Routing in a Multilayered Printed Circuit Board

#684
20070195473
2007-08-23

Printed circuit board

#685
20070194434
2007-08-23

Differential signal transmission structure, wiring board, and chip package

#686
20070194431
2007-08-23

Electronic devices including conductive vias having two or more conductive elements for providing electrical communication between traces in different planes in a substrate, and accompanying methods

#687
20070169341
2007-07-26

Method of manufacturing a circuit board

#688
20070164401
2007-07-19

Differential transmission line structure and wiring substrate

#689
20070152768
2007-07-05

Connector having a cut-out for reduced crosstalk between differential conductors

#690
20070138626
2007-06-21

Crossing conductive traces in a PCB

#691
20070130555
2007-06-07

Multilayer printed circuit board for high-speed differential signal, communication apparatus, and data storage apparatus

#692
20070119615
2007-05-31

Printed wiring board

#693
20070097658
2007-05-03

Techniques for alleviating the need for DC blocking capacitors in high-speed differential signal pairs

#694
20070075432
2007-04-05

Printed circuit board with differential pair arrangement

#695
20070063783
2007-03-22

Differential transmission line having curved section with reduced line width

#696
20070063782
2007-03-22

Differential transmission line having curved differential conductors and ground plane slots

#697
20070052904
2007-03-08

Electro-optical device, electronic apparatus, and interface board

#698
20070023930
2007-02-01

High speed interface design

#699
20070006107
2007-01-04

Differential clock ganging

#700
20060284697
2006-12-21

Layout configuration of differential signal transmission lines for printed circuit board having offset vias

#701
20060272852
2006-12-07

Matched-impedance high-bandwidth configuration jumper

#702
20060267048
2006-11-30

Crosstalk reduction in electrical interconnects using differential signaling

#703
20060266549
2006-11-30

Printed circuit board with differential vias arrangement

#704
20060261465
2006-11-23

Circuit board with trace configuration for high-speed digital differential signaling

#705
20060237322
2006-10-26

Printed circuit board for improving impedance of signal transmission lines

#706
20060237222
2006-10-26

Method and system for an improved package substrate for use with a semiconductor package

#707
20060215375
2006-09-28

Method and apparatus for routing a differential pair on a printed circuit board

#708
20060208355
2006-09-21

Routing configuration for high frequency signals in an integrated circuit package

#709
20060197625
2006-09-07

Transmission line and wiring forming method

#710
20060189212
2006-08-24

Differential signal connector with wafer-style construction

#711
20060158280
2006-07-20

High frequency and wide band impedance matching via

#712
20060151869
2006-07-13

Printed circuit boards and the like with improved signal integrity for differential signal pairs

#713
20060140283
2006-06-29

Data processing circuit with a driver and a receiver

#714
20060134852
2006-06-22

Interconnect and head gimbal assembly with the same

#715
20060123371
2006-06-08

Conductor trace design to reduce common mode cross-talk and timing skew

#716
20060118329
2006-06-08

Method of producing wiring board

#717
20060113109
2006-06-01

Circuit board having signal lines adapted to transmit high speed signals

#718
20060091545
2006-05-04

Printed circuit board for high-speed electrical connectors

#719
20060061432
2006-03-23

Two-layer PCB with impedence control and method of providing the same

#720
20060055484
2006-03-16

Method and apparatus for rejecting common mode signals on a printed circuit board and method for making same

#721
20060046569
2006-03-02

Balanced transmission cable connector

#722
20060031806
2006-02-09

Differential delay-line

#723
20050276030
2005-12-15

Reference layer openings

#724
20050247482
2005-11-10

Wiring base board, method of producing thereof, and electronic device

#725
20050241854
2005-11-03

Layered structure with electric leads for a body worn device

#726
20050237136
2005-10-27

Electronic circuit board having microstrip lines

#727
20050227665
2005-10-13

Wireless communications devices including circuit substrates with partially overlapping conductors thereon coupling power to/from power amplifier systems

#728
20050202722
2005-09-15

Preferential via exit structures with triad configuration for printed circuit boards

#729
20050201065
2005-09-15

Preferential ground and via exit structures for printed circuit boards

#730
20050161254
2005-07-28

Multilayered circuit board for high-speed, differential signals

#731
20050139864
2005-06-30

Multi-layer substrate structure for reducing layout area

#732
20050139391
2005-06-30

Circuit board with trace configuration for high-speed digital differential signaling

#733
20050099240
2005-05-12

Arrangements of differential pairs in multi-layer printed circuit board for eliminating crosstalk

#734
20050093642
2005-05-05

Circuit board transmitting high frequency signal

#735
20050077977
2005-04-14

Crosstalk reduction for a system of differential line pairs

#736
20050034893
2005-02-17

Circuit board design

#737
20050029013
2005-02-10

Printed wiring board having impedance-matched differential pair signal traces

#738
18401892
2025-05-27

Common-mode filtering for converting differential signaling to single-ended signaling

#739
17864101
2023-11-28

Shared vias for differential pair trace routing

#740
17812305
2025-05-06

Pad and via pattern arrangement for differential signal shielding

#741
17654316
2024-02-13

Common-mode filtering for converting differential signaling to single-ended signaling

#742
17652095
2023-01-31

Circuit board device

#743
17530449
2023-01-03

Architecture for chip-to-chip interconnection in semiconductors

#744
17110990
2021-12-28

High frequency signal cross-layer transmission structure in multi-layer printed circuit board

#745
16560950
2020-06-09

Differential line time skew compensation for high data rate receivers

#746
16407721
2020-03-17

PCB with minimized crosstalk

#747
16262407
2020-06-30

Differential pair contact resistance asymmetry compensation system

#748
16052879
2019-08-27

Differential pair contact resistance asymmetry compensation system

#749
16016138
2020-08-25

Stripline transmission lines with cross-hatched pattern return plane, where the striplines do not overlap any intersections in the cross-hatched pattern

#750
15934826
2019-10-22

Grid array pattern for crosstalk reduction

#751
15934813
2019-10-22

Grid array pattern for crosstalk reduction

#752
15927668
2019-05-21

Differential trace pair system

#753
15898845
2019-05-28

System and method of utilizing serpentine regions

#754
15818893
2019-02-05

Fiber optic transceiver FPGA mezzanine card (FMC)

#755
15664031
2018-04-10

Attenuation reduction structure for flexible circuit board

#756
15630636
2018-10-02

Printed circuit board and integrated circuit package

#757
15627018
2018-08-21

Placement of ground vias for high-speed differential signals

#758
15460683
2017-12-26

Flexible printed circuit and printed circuit board soldered structure

#759
15417383
2018-03-20

PCB connector footprint

#760
14730286
2016-08-30

Propagation velocity tuning with functionalized carbon nanomaterial in printed wiring boards (PWBs) and other substrates, and design structures for same

#761
14533098
2015-12-08

Circuit layout structure, circuit board and electronic assembly

#762
14464129
2016-08-30

Differential signal crosstalk minimization for dual stripline

#763
13078701
2015-09-08

Intertwined pair of conductive paths arranged in a dielectric stack and having at least three metal layers