Inventor
CHEN FRED F
US65 patents
⚠️ This page may combine multiple inventors who share the name “CHEN FRED F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RAMBUS INC
37 patentsUS7292629B2Nov 6, 2007
Selectable-tap equalizer
RAMBUS INC60 citations99
US7126378B2Oct 24, 2006
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC77 citations99
US7030657B2Apr 18, 2006
High speed signaling system with adaptive transmit pre-emphasis and reflection cancellation
RAMBUS INC76 citations99
US7308058B2Dec 11, 2007
Transparent multi-mode PAM interface
RAMBUS INC105 citations98
US7233164B2Jun 19, 2007
Offset cancellation in a multi-level signaling system
RAMBUS INC63 citations98
US8023584B2Sep 20, 2011
Selectable-tap equalizer
RAMBUS INC26 citations96
US7873115B2Jan 18, 2011
Selectable-tap equalizer
RAMBUS INC34 citations96
US7627029B2Dec 1, 2009
Margin test methods and circuits
RAMBUS INC29 citations96
US7508871B2Mar 24, 2009
Selectable-tap equalizer
RAMBUS INC19 citations96
US7423454B2Sep 9, 2008
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC19 citations96
US7199615B2Apr 3, 2007
High speed signaling system with adaptive transmit pre-emphasis and reflection cancellation
RAMBUS INC32 citations96
US9106397B2Aug 11, 2015
Selectable-tap equalizer
RAMBUS INC9 citations93
US8385492B2Feb 26, 2013
Receiver circuit architectures
RAMBUS INC10 citations93
US7362800B1Apr 22, 2008
Auto-configured equalizer
RAMBUS INC23 citations93
US7292637B2Nov 6, 2007
Noise-tolerant signaling schemes supporting simplified timing and data recovery
RAMBUS INC31 citations93
US7126510B2Oct 24, 2006
Circuit calibration system and method
RAMBUS INC29 citations93
US6982587B2Jan 3, 2006
Equalizing transceiver with reduced parasitic capacitance
RAMBUS INC12 citations93
US10411923B2Sep 10, 2019
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC9 citations92
US11233678B2Jan 25, 2022
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC2 citations84
US11233589B2Jan 25, 2022
Margin test methods and circuits
RAMBUS INC3 citations84
US10812297B2Oct 20, 2020
Selectable-tap equalizer
RAMBUS INC2 citations84
US10771295B2Sep 8, 2020
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC5 citations84
US9806916B1Oct 31, 2017
Selectable-tap equalizer
RAMBUS INC2 citations84
US7672380B2Mar 2, 2010
Noise-tolerant signaling schemes supporting simplified timing and data recovery
RAMBUS INC14 citations84
US7596175B2Sep 29, 2009
Methods and circuits for performing margining tests in the presence of a decision feedback equalizer
RAMBUS INC12 citations84
US7656981B2Feb 2, 2010
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC7 citations82
US9287909B2Mar 15, 2016
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC2 citations74
US8817932B2Aug 26, 2014
Margin test methods and circuits
RAMBUS INC3 citations74
US11706061B2Jul 18, 2023
High speed signaling system with adaptive transmit pre-emphasis
RAMBUS INC0 citations73
US11165613B2Nov 2, 2021
High-speed signaling systems with adaptable pre-emphasis and equalization
RAMBUS INC1 citations73
US10205614B2Feb 12, 2019
High-speed signaling systems with adaptable pre-emphasis and equalization
RAMBUS INC2 citations73
US9742602B2Aug 22, 2017
High-speed signaling systems with adaptable pre-emphasis and equalization
RAMBUS INC2 citations73
US9544071B2Jan 10, 2017
Margin test methods and circuits
RAMBUS INC2 citations73
US12445330B2Oct 14, 2025
High-speed signaling systems with adaptable pre-emphasis and equalization
RAMBUS INC0 citations63
US10652052B2May 12, 2020
Selectable-tap equalizer
RAMBUS INC0 citations63
US10355888B2Jul 16, 2019
Selectabe-tap equalizer
RAMBUS INC0 citations63
US10103907B2Oct 16, 2018
Selectable-tap equalizer
RAMBUS INC1 citations63
ZERBE JARED L
9 patentsUS8989249B2Mar 24, 2015
High-speed signaling systems with adaptable pre-emphasis and equalization
ZERBE JARED L23 citations96
US8861667B1Oct 14, 2014
Clock data recovery circuit with equalizer clock calibration
ZERBE JARED L32 citations94
US9137063B2Sep 15, 2015
High-speed signaling systems with adaptable pre-emphasis and equalization
ZERBE JARED L10 citations93
US8654829B2Feb 18, 2014
Selectable-tap equalizer
ZERBE JARED L7 citations93
US8467437B2Jun 18, 2013
Selectable-Tap Equalizer
ZERBE JARED L11 citations93
US9553745B2Jan 24, 2017
High-speed signaling systems with adaptable pre-emphasis and equalization
ZERBE JARED L7 citations84
US9094238B2Jul 28, 2015
High-speed signaling systems with adaptable pre-emphasis and equalization
ZERBE JARED L4 citations84
US8472511B2Jun 25, 2013
Selectable-tap equalizer
ZERBE JARED L5 citations84
US9148322B2Sep 29, 2015
High-speed signaling systems with adaptable pre-emphasis and equalization
ZERBE JARED L3 citations74
STOJANOVIC VLADIMIR M
2 patentsHIGHLANDS LLC
1 patentCHEN FRED F
1 patentShowing the top 50 of 65 patents by PatentIndex Score.