Inventor · disambiguated record
David V. Blackham
Also filed as: BLACKHAM DAVID · BLACKHAM DAVID V · BLACKHAM DAVID VERNON
16 granted patents·2 pending applications·426 citations·filing 1996–2014
94Inventor score
Top patents by PatentIndex Score
18 records- 0195US7148702B2VNA and method for addressing transmission line effects in VNA measurement dataAGILENT TECHNOLOGIES INC·Filed 2005·Granted Dec 12, 2006·37 cites·22 claims
- 0293US6060888AError correction method for reflection measurements of reciprocal devices in vector network analyzersHEWLETT PACKARD CO·Filed 1998·Granted May 9, 2000·148 cites·4 claims
- 0391US7061254B1Power calibration for multi-port vector network analyzer (VNA)AGILENT TECHNOLOGIES INC·Filed 2005·Granted Jun 13, 2006·24 cites·20 claims
- 0485US6836743B1Compensating for unequal load and source match in vector network analyzer calibrationAGILENT TECHNOLOGIES INC·Filed 2002·Granted Dec 28, 2004·45 cites·33 claims
- 0583US7019536B1Multiport calibration simplification using the “unknown thru” methodAGILENT TECHNOLOGIES INC·Filed 2005·Granted Mar 28, 2006·15 cites·20 claims
- 0683US6995571B1Vector network analyzer mixer calibration using the unknown thru calibrationAGILENT TECHNOLOGIES INC·Filed 2005·Granted Feb 7, 2006·12 cites·23 claims
- 0783US6188968B1Removing effects of adapters present during vector network analyzer calibrationAGILENT TECHNOLOGIES INC·Filed 1998·Granted Feb 13, 2001·54 cites·14 claims
- 0881US7161358B1Impedance analyzerAGILENT TECHNOLOGIES INC·Filed 2006·Granted Jan 9, 2007·11 cites·20 claims
- 0981US7124049B2Method for implementing TRL calibration in VNAAGILENT TECHNOLOGIES INC·Filed 2005·Granted Oct 17, 2006·11 cites·19 claims
- 1080US6396285B1Method and apparatus for efficient measurement of reciprocal multiport devices in vector network analysisAGILENT TECHNOLOGIES INC·Filed 2000·Granted May 28, 2002·24 cites·12 claims
- 1161US6823276B2System and method for determining measurement errors of a testing deviceAGILENT TECHNOLOGIES INC·Filed 2003·Granted Nov 23, 2004·9 cites·40 claims
- 1260US7054780B2Network analyzer applying loss compensation using port extensions and method of operationAGILENT TECHNOLOGIES INC·Filed 2004·Granted May 30, 2006·9 cites·45 claims
- 1356US7010443B2Noise measurement system and methodAGILENT TECHNOLOGIES INC·Filed 2003·Granted Mar 7, 2006·7 cites·17 claims
- 1456US5748000AError correction method for transmission measurements in vector network analyzersHEWLETT PACKARD CO·Filed 1996·Granted May 5, 1998·19 cites·7 claims
- 1548US7545150B2Differential vector network analyzerAGILENT TECHNOLOGIES INC·Filed 2007·Granted Jun 9, 2009·1 cites·12 claims
- 1642US2004162713A1Modeling pin depths associated with coaxial standardsFiled 2003·Application pending·0 cites
- 1739US9632122B2Determining operating characteristics of signal generator using measuring deviceKEYSIGHT TECHNOLOGIES INC·Filed 2014·Granted Apr 25, 2017·0 cites·20 claims
- 1837US2008020726A1N-port signal separation apparatus with improved frequency selectivity and dynamic rangeBLACKHAM DAVID V·Filed 2006·Application pending·0 cites
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