Inventor
FISCHER JONATHAN H
US31 patents
⚠️ This page may combine multiple inventors who share the name “FISCHER JONATHAN H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AGERE SYSTEMS INC
16 patentsUS7155163B2Dec 26, 2006
Unified passcode pairing of piconet devices
AGERE SYSTEMS INC85 citations98
US6778665B1Aug 17, 2004
Distribution of current draw in a line powered DAA
AGERE SYSTEMS INC19 citations92
US6535534B1Mar 18, 2003
Optical source driver with bias circuit for controlling output overshoot
AGERE SYSTEMS INC13 citations84
US7466200B2Dec 16, 2008
Composite output stage for hard disk drive preamplifier
AGERE SYSTEMS INC7 citations74
US7113587B1Sep 26, 2006
Method and apparatus for non-disruptive telecommunication loop condition determination
AGERE SYSTEMS INC10 citations74
US6801556B2Oct 5, 2004
Optical source driver with output load detection circuit
AGERE SYSTEMS INC7 citations74
US6778569B2Aug 17, 2004
Optical source driver with improved input stage
AGERE SYSTEMS INC9 citations74
US6687371B1Feb 3, 2004
Maintaining an off-hook condition during a call bridge
AGERE SYSTEMS INC11 citations73
US6674857B1Jan 6, 2004
Startup procedure for international line powered DAA
AGERE SYSTEMS INC12 citations72
US7746590B2Jun 29, 2010
Current mirrors having fast turn-on time
AGERE SYSTEMS INC4 citations63
US7539803B2May 26, 2009
Bi-directional interface for low data rate application
AGERE SYSTEMS INC3 citations63
US6735305B1May 11, 2004
Detection of low tip/ring currents in a line powered DAA
AGERE SYSTEMS INC2 citations62
US7443896B2Oct 28, 2008
Optical midpoint power control and extinction ratio control of a semiconductor laser
AGERE SYSTEMS INC4 citations60
US7995743B2Aug 9, 2011
Method and apparatus for non-disruptive telecommunication loop condition determination
AGERE SYSTEMS INC0 citations52
US7554757B2Jun 30, 2009
Magnetic storage write heads using micro-electro mechanical shutters
AGERE SYSTEMS INC0 citations50
US7773332B2Aug 10, 2010
Long hold time sample and hold circuits
AGERE SYSTEMS INC0 citations41
FISCHER JONATHAN H
5 patentsUS8111094B2Feb 7, 2012
Analog multiplexer circuits and methods
FISCHER JONATHAN H10 citations83
US8305130B2Nov 6, 2012
Clamp circuit using PMOS and NMOS devices
FISCHER JONATHAN H3 citations61
US8953267B2Feb 10, 2015
Digital input detector and associated adaptive power supply
FISCHER JONATHAN H0 citations51
US8810975B2Aug 19, 2014
Input capacitor protection circuit
FISCHER JONATHAN H0 citations51
US8437467B2May 7, 2013
Method and apparatus for non-disruptive telecommunication loop condition determination
FISCHER JONATHAN H0 citations51
AGERE SYST GUARDIAN CORP
4 patentsUS6389110B1May 14, 2002
Telecom service identification resonator apparatus and technique
AGERE SYST GUARDIAN CORP43 citations92
US6313707B1Nov 6, 2001
Digital phase-locked loop with pulse controlled charge pump
AGERE SYST GUARDIAN CORP29 citations92
US6252437B1Jun 26, 2001
Circuit and method for reducing a propagation delay associated with a comparator and a comparator employing the same
AGERE SYST GUARDIAN CORP11 citations72
US6466650B1Oct 15, 2002
Telecom service identification transponder apparatus and technique
AGERE SYST GUARDIAN CORP6 citations63
LUCENT TECHNOLOGIES INC
3 patentsUS6169762B1Jan 2, 2001
Interface devices providing electrical isolation
LUCENT TECHNOLOGIES INC21 citations91
US6239510B1May 29, 2001
Reduced impact power up/down mode in electrical circuits
LUCENT TECHNOLOGIES INC17 citations83
US6140852AOct 31, 2000
Digital phase-locked loop with pulse controlled charge pump
LUCENT TECHNOLOGIES INC8 citations74