Inventor · disambiguated record
Steven B. Witmer
Also filed as: WITMER STEVEN B · WITMER STEVEN BROOKE
18 granted patents·410 citations·filing 1993–2008
95Inventor score
Files withAGERE SYSTEMS INC6AGERE SYST GUARDIAN CORP5LUCENT TECHNOLOGIES INC5AT & T BELL LAB1TEXAS INSTRUMENTS INC1
Top patents by PatentIndex Score
18 records- 0194US5877565ACommunication card with telephone line interlock and cellular interconnectLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 2, 1999·74 cites·22 claims
- 0293US7782141B2Adaptive signal-feed-forward circuit and method for reducing amplifier power without signal distortionTEXAS INSTRUMENTS INC·Filed 2008·Granted Aug 24, 2010·88 cites·21 claims
- 0382US6205219B1Call related information reception using sigma/delta modulationLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 20, 2001·48 cites·34 claims
- 0475US5606482ASolid state circuit breakerLUCENT TECHNOLOGIES INC·Filed 1995·Granted Feb 25, 1997·44 cites·1 claims
- 0566US5360979AFast turn-off circuit for solid-state relays or the likeAT & T BELL LAB·Filed 1993·Granted Nov 1, 1994·20 cites·8 claims
- 0657US6418220B2Extended feedback circuit employing capacitive coupling and sampled data filtersAGERE SYST GUARDIAN CORP·Filed 2001·Granted Jul 9, 2002·2 cites·7 claims
- 0756US6731728B2Low noise line powered DAA with differential feedbackAGERE SYSTEMS INC·Filed 1998·Granted May 4, 2004·25 cites·20 claims
- 0851US6744888B1Line interface circuit with event detection signalingAGERE SYSTEMS INC·Filed 1998·Granted Jun 1, 2004·19 cites·29 claims
- 0949US5912513AMethod and apparatus for reducing power dissipation in DC termination circuitLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jun 15, 1999·17 cites·38 claims
- 1048US6396877B1Method and apparatus for combining serial data with a clock signalAGERE SYST GUARDIAN CORP·Filed 1998·Granted May 28, 2002·21 cites·20 claims
- 1146US6421430B1Line powered DAA with single ended feedbackAGERE SYST GUARDIAN CORP·Filed 1998·Granted Jul 16, 2002·13 cites·16 claims
- 1244US6275581B1Extended feedback circuit employing capacitive coupling and sampled data filtersAGERE SYST GUARDIAN CORP·Filed 1998·Granted Aug 14, 2001·10 cites·31 claims
- 1342US6625278B1Impedance matching with sigma delta filterAGERE SYST GUARDIAN CORP·Filed 1999·Granted Sep 23, 2003·9 cites·21 claims
- 1441US6674856B1Placement of a transmit predistortion filter with respect to a data access arrangementAGERE SYSTEMS INC·Filed 1999·Granted Jan 6, 2004·8 cites·20 claims
- 1541US6198944B1Method for telephone line interlock and cellular interconnectLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 6, 2001·6 cites·17 claims
- 1637US6553118B1Method and apparatus for calculating DC offset in a digital gyratorAGERE SYSTEMS INC·Filed 1999·Granted Apr 22, 2003·5 cites·29 claims
- 1730US6999581B1Event detection circuitAGERE SYSTEMS INC·Filed 1998·Granted Feb 14, 2006·0 cites·13 claims
- 1829US6920218B1Combination clock and charge pump for line powered DAAAGERE SYSTEMS INC·Filed 1998·Granted Jul 19, 2005·1 cites·17 claims
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