Inventor · disambiguated record
Christopher Ludeman
Also filed as: LUDEMAN CHRISTOPHER
10 granted patents·1 pending application·79 citations·filing 1995–2006
88Inventor score
Top patents by PatentIndex Score
11 records- 0176US7482853B2Method and apparatus for switching audio and data signals through a single terminalINTERSIL INC·Filed 2006·Granted Jan 27, 2009·9 cites·18 claims
- 0262US6931108B2Integrated POTS/DSL line driver with floating supply voltageINTERSIL INC·Filed 2003·Granted Aug 16, 2005·8 cites·16 claims
- 0350US5659570ACircuit and method for loopback test and on-hook transmission integrated in a telephone subscriber line interface circuitHARRIS CORP·Filed 1995·Granted Aug 19, 1997·18 cites·18 claims
- 0446US7492826B2Bidirectional buffered interface for crosspoint switchINTERSIL INC·Filed 2005·Granted Feb 17, 2009·0 cites·15 claims
- 0546US6665398B1Programmable subscriber loop interface circuit and methodFiled 1998·Granted Dec 16, 2003·11 cites·20 claims
- 0645US6233335B1Battery switching subscriber loop interface circuitINTERSIL CORP·Filed 1998·Granted May 15, 2001·14 cites·21 claims
- 0744US7386015B1Digitally configurable multiplexer/de-multiplexerINTERSIL INC·Filed 2004·Granted Jun 10, 2008·0 cites·19 claims
- 0844US6519322B1Apparatus and method for testing subscriber loop interface circuitsINTERSIL CORP·Filed 1998·Granted Feb 11, 2003·11 cites·15 claims
- 0940US7020248B2Apparatus and method for testing subscriber loop interface circuitsLUDEMAN CHRISTOPHER·Filed 2002·Granted Mar 28, 2006·0 cites·5 claims
- 1039US6434232B1Apparatus and method for measuring loop impedanceINTERSIL CORP·Filed 1999·Granted Aug 13, 2002·8 cites·20 claims
- 1137US2005226439A1Noise cancellation using virtually lossless sensing methodLUDEMAN CHRISTOPHER·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →