Inventor · disambiguated record
Xiaofen Chen
Also filed as: CHEN XIAOFEN
15 granted patents·3 pending applications·486 citations·filing 1998–2024
94Inventor score
Files withTEKTRONIX INC11CHEN XIAOFEN2XIAMEN TIANMA MICRO ELECTRONICS CO LTD2NORTHROP GRUMMAN SYSTEMS CORP1TEXTRONIC INC1
Top patents by PatentIndex Score
18 records- 0193US6701265B2Calibration for vector network analyzerTEKTRONIX INC·Filed 2002·Granted Mar 2, 2004·104 cites·13 claims
- 0288US6246717B1Measurement test set and method for in-service measurements of phase noiseTEKTRONIX INC·Filed 1998·Granted Jun 12, 2001·112 cites·24 claims
- 0379US6636722B1Broadband receiver amplitude/phase normalization using a broadband temperature compensated noise source and a pseudo random sequence generatorTEKTRONIX INC·Filed 2000·Granted Oct 21, 2003·22 cites·9 claims
- 0478US6366629B1Method of estimating timing phase and rate offsets in digital dataTEKTRONIX INC·Filed 1998·Granted Apr 2, 2002·62 cites·18 claims
- 0575US6671334B1Measurement receiver demodulatorTEKTRONIX INC·Filed 1998·Granted Dec 30, 2003·94 cites·9 claims
- 0670US6542112B1Interference cancellation in antenna testTEKTRONIX INC·Filed 2002·Granted Apr 1, 2003·14 cites·5 claims
- 0768US6384589B1Reference frequency spur cancellation in synthesized measurement receiversTEKTRONIX INC·Filed 2001·Granted May 7, 2002·13 cites·3 claims
- 0865US6275523B1In-service measurement of transmitter nonlinearitiesTEXTRONIC INC·Filed 1998·Granted Aug 14, 2001·39 cites·97 claims
- 0964US12339539B1Display module and display deviceXIAMEN TIANMA MICRO ELECTRONICS CO LTD·Filed 2024·Granted Jun 24, 2025·0 cites·18 claims
- 1064US9176213B2Adaptive coded modulation in low earth orbit satellite communication systemNORTHROP GRUMMAN SYSTEMS CORP·Filed 2013·Granted Nov 3, 2015·2 cites·20 claims
- 1155US2023268324A1Display panel and display deviceXIAMEN TIANMA MICRO ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 1254USD1036114SPurseCHEN XIAOFEN·Filed 2024·Granted Jul 23, 2024·1 cites·1 claims
- 1353US7373282B2Fault severity check and source identificationTEKTRONIX INC·Filed 2002·Granted May 13, 2008·2 cites·5 claims
- 1452US7184406B2Visualization of active codes, their spreading factors and power levels, in a code domain power displayTEKTRONIX INC·Filed 2001·Granted Feb 27, 2007·2 cites·12 claims
- 1544US2003035376A1Derivation of composite step-function responseFiled 2001·Application pending·0 cites
- 1643US6366621B1Method of estimating pilot signal phase in a digitally modulated RF signalTEKTRONIX INC·Filed 1998·Granted Apr 2, 2002·16 cites·7 claims
- 1742US2006190201A1Derivation of composite step-function responseCHEN XIAOFEN·Filed 2006·Application pending·0 cites
- 1831US6741642B1Enhanced constellation display for VSB television signalsTEKTRONIX INC·Filed 1998·Granted May 25, 2004·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →