Inventor
CHEN ZHAOQING
US26 patents
⚠️ This page may combine multiple inventors who share the name “CHEN ZHAOQING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
25 patentsUS7335976B2Feb 26, 2008
Crosstalk reduction in electrical interconnects using differential signaling
IBM95 citations97
US7465882B2Dec 16, 2008
Ceramic substrate grid structure for the creation of virtual coax arrangement
IBM10 citations82
US7131080B2Oct 31, 2006
Simulation management system
IBM13 citations79
US10530422B2Jan 7, 2020
Behavioural circuit jitter model
IBM2 citations73
US9984189B2May 29, 2018
Data clocked retimer model
IBM2 citations73
US9712315B1Jul 18, 2017
Reference clocked retimer model
IBM2 citations73
US7939930B2May 10, 2011
Crosstalk reduction in electrical interconnects using differential signaling
IBM5 citations73
US6694289B1Feb 17, 2004
Fast simulation method for single and coupled lossy lines with frequency-dependent parameters based on triangle impulse responses
IBM9 citations73
US9646925B2May 9, 2017
Interconnect array pattern with a 3:1 signal-to-ground ratio
IBM2 citations72
US9600619B2Mar 21, 2017
Distribution of power vias in a multi-layer circuit board
IBM2 citations72
US9543241B2Jan 10, 2017
Interconnect array pattern with a 3:1 signal-to-ground ratio
IBM3 citations72
US7111275B2Sep 19, 2006
Electronic circuit design analysis system
IBM7 citations69
US11120189B2Sep 14, 2021
Single-ended-mode to mixed-mode transformer spice circuit model for high-speed system signal integrity simulations
IBM0 citations62
US10943044B2Mar 9, 2021
Transient and AC simulations with traveling wave probe circuit
IBM0 citations62
US9972566B2May 15, 2018
Interconnect array pattern with a 3:1 signal-to-ground ratio
IBM1 citations62
US9542516B1Jan 10, 2017
Spice circuit model for twinaxial cable
IBM1 citations62
US7985927B2Jul 26, 2011
Ceramic substrate grid structure for the creation of virtual coax arrangement
IBM1 citations61
US7897879B2Mar 1, 2011
Ceramic substrate grid structure for the creation of virtual coax arrangement
IBM1 citations61
US7219046B2May 15, 2007
Characterizing input/output models
IBM3 citations57
US10803220B2Oct 13, 2020
Transient and AC simulations with traveling wave probe circuit
IBM0 citations52
US9984188B2May 29, 2018
Single ended-mode to mixed-mode transformer spice circuit model for high-speed system signal integrity simulations
IBM0 citations52
US9858370B2Jan 2, 2018
Spice circuit model for twinaxial cable
IBM0 citations52
US9703908B2Jul 11, 2017
Spice circuit model for twinaxial cable
IBM0 citations52
US9697311B2Jul 4, 2017
Spice circuit model for twinaxial cable
IBM0 citations52
US9594865B2Mar 14, 2017
Distribution of power vias in a multi-layer circuit board
IBM0 citations51