Inventor · disambiguated record
Xiang Liu
Also filed as: LIU XIANG · LIU XIANG YANG · LIU XIANG-YANG A · LIU XIANG-YANG ALEX
291 granted patents·107 pending applications·2,322 citations·filing 1999–2025
99Inventor score
Files withLIU XIANG42BOE TECHNOLOGY GROUP CO LTD37FUTUREWEI TECHNOLOGIES INC33SZ DJI TECHNOLOGY CO LTD29SPECTRASENSORS INC25
Top patents by PatentIndex Score
398 records- 0198US6678791B1System and method for session-aware cachingORACLE INT CORP·Filed 2001·Granted Jan 13, 2004·327 cites·33 claims
- 0297US7704301B2Reactive gas detection in complex backgroundsSPECTRASENSORS INC·Filed 2008·Granted Apr 27, 2010·56 cites·25 claims
- 0395US10009673B1Efficient CPRI transmissionFUTUREWEI TECHNOLOGIES INC·Filed 2017·Granted Jun 26, 2018·20 cites·21 claims
- 0495US8358417B2Spectrometer with validation cellSPECTRASENSORS INC·Filed 2011·Granted Jan 22, 2013·22 cites·22 claims
- 0595US8218979B2System, method and apparatus for coherent optical OFDMLIU XIANG·Filed 2009·Granted Jul 10, 2012·34 cites·21 claims
- 0695US8152900B2Reactive gas detection in complex backgroundsZHOU XIN·Filed 2010·Granted Apr 10, 2012·17 cites·12 claims
- 0795US7819946B2Reactive gas detection in complex backgroundsSPECTRASENSORS INC·Filed 2010·Granted Oct 26, 2010·15 cites·18 claims
- 0895US6789170B1System and method for customizing cached dataORACLE INT CORP·Filed 2001·Granted Sep 7, 2004·141 cites·27 claims
- 0994US8611751B2System, apparatus and method for communicating data via polarization multiplexingLIU XIANG·Filed 2010·Granted Dec 17, 2013·16 cites·15 claims
- 1094US8236628B2Array substrate and manufacturing methodLIU XIANG·Filed 2010·Granted Aug 7, 2012·19 cites·8 claims
- 1194US8204377B2System, method and apparatus for joint self phase modulation compensation for coherent optical polarization-division-multiplexed orthogonal-frequency division-multiplexing systemsLIU XIANG·Filed 2008·Granted Jun 19, 2012·22 cites·20 claims
- 1294US8064052B2Energy meter for mixed streams of combustible compoundsFEITISCH ALFRED·Filed 2008·Granted Nov 22, 2011·38 cites·25 claims
- 1394US7526210B2Optical demodulating apparatus and methodALCATEL LUCENT USA INC·Filed 2005·Granted Apr 28, 2009·37 cites·15 claims
- 1494US7321919B2System and method for collaborative image selectionPICATEERS INC·Filed 2006·Granted Jan 22, 2008·101 cites·23 claims
- 1594US6799251B1Performance-based cachingORACLE INT CORP·Filed 2000·Granted Sep 28, 2004·101 cites·40 claims
- 1694US6785769B1Multi-version data cachingORACLE INT CORP·Filed 2001·Granted Aug 31, 2004·127 cites·27 claims
- 1793US10032368B1Method and apparatus for measurement of parking duration from anonymized dataHERE GLOBAL BV·Filed 2017·Granted Jul 24, 2018·18 cites·20 claims
- 1893US9806813B2Optical receiver with optical transmitter-specific dispersion post-compensationFUTUREWEI TECHNOLOGIES INC·Filed 2014·Granted Oct 31, 2017·13 cites·19 claims
- 1993US8953165B2Validation and correction of spectrometer performance using a validation cellFEITISCH ALFRED·Filed 2011·Granted Feb 10, 2015·15 cites·27 claims
- 2093US7103714B1System and method for serving one set of cached data for differing data requestsORACLE INT CORP·Filed 2001·Granted Sep 5, 2006·98 cites·18 claims
- 2192US8500849B2Reactive gas detection in complex backgroundsZHOU XIN·Filed 2012·Granted Aug 6, 2013·9 cites·18 claims
- 2292US7623796B2Data-aided multi-symbol phase estimation for optical differential multilevel phase-shift keying signalsALCATEL LUCENT USA INC·Filed 2006·Granted Nov 24, 2009·26 cites·32 claims
- 2391US8073637B2Energy flow measurement in gas pipelinesCLINE RICHARD L·Filed 2010·Granted Dec 6, 2011·13 cites·17 claims
- 2490US9755779B2Digital representations of analog signals and control words using different multi-level modulation formatsFUTUREWEI TECHNOLOGIES INC·Filed 2015·Granted Sep 5, 2017·6 cites·22 claims
- 2590US9618391B2Collisional broadening compensation using real or near-real time validation in spectroscopic analyzersSPECTRASENSORS INC·Filed 2015·Granted Apr 11, 2017·5 cites·20 claims
- 2690US8879922B2System, method and apparatus for high-sensitivity optical detectionLIU XIANG·Filed 2011·Granted Nov 4, 2014·11 cites·23 claims
- 2790US8824501B2Performance enhancement through optical variantsLIU XIANG·Filed 2011·Granted Sep 2, 2014·11 cites·20 claims
- 2890US8711357B2Dynamic reconstruction of a calibration state of an absorption spectrometerLIU XIANG·Filed 2011·Granted Apr 29, 2014·10 cites·27 claims
- 2990US7586094B2Background compensation by multiple-peak measurements for absorption spectroscopy-based gas sensingSPECTRASENSORS INC·Filed 2007·Granted Sep 8, 2009·17 cites·27 claims
- 3089US9696204B2Determination and correction of frequency registration deviations for quantitative spectroscopySPECTRASENSORS INC·Filed 2015·Granted Jul 4, 2017·9 cites·23 claims
- 3189US9232056B2Apparatus for blocking unwanted telephone calls and faxesLIU XIANG·Filed 2014·Granted Jan 5, 2016·11 cites·8 claims
- 3289US9203682B2Frequency-dependent I/Q-signal imbalance correction coherent optical transceiversWINZER PETER J·Filed 2010·Granted Dec 1, 2015·11 cites·19 claims
- 3389US7558487B2Multilevel amplitude and phase encoded signal generationALCATEL LUCENT USA INC·Filed 2005·Granted Jul 7, 2009·19 cites·11 claims
- 3489US7508521B2Pressure-invariant trace gas detectionSPECTRASENSORS INC·Filed 2007·Granted Mar 24, 2009·21 cites·30 claims
- 3588US11219724B2Heating elementSHENZHEN BUDDY TECH DEV CO LTD·Filed 2019·Granted Jan 11, 2022·8 cites·16 claims
- 3688US10371802B2Systems and methods for optical distance measurementSZ DJI TECHNOLOGY CO LTD·Filed 2018·Granted Aug 6, 2019·7 cites·22 claims
- 3788US9846117B2Optical absorbance measurements with self-calibration and extended dynamic rangeZHOU XIN·Filed 2010·Granted Dec 19, 2017·8 cites·19 claims
- 3888US8976358B2Collisional broadening compensation using real or near-real time validation in spectroscopic analyzersFEITISCH ALFRED·Filed 2012·Granted Mar 10, 2015·8 cites·25 claims
- 3988US8842231B2Array substrate and manufacturing method thereofLIU XIANG·Filed 2011·Granted Sep 23, 2014·10 cites·7 claims
- 4088US7076608B2Invalidating cached data using secondary keysORACLE INT CORP·Filed 2003·Granted Jul 11, 2006·78 cites·31 claims
- 4187US10539663B2Light detecting and ranging (LIDAR) signal processing circuitrySZ DJI TECHNOLOGY CO LTD·Filed 2017·Granted Jan 21, 2020·12 cites·24 claims
- 4287US9518866B2Spectrometer with variable beam power and shapeSPECTRASENSORS INC·Filed 2014·Granted Dec 13, 2016·9 cites·30 claims
- 4387US8103166B2Multi-wavelength coherent receiver with a shared optical hybrid and a multi-wavelength local oscillatorLIU XIANG·Filed 2009·Granted Jan 24, 2012·15 cites·20 claims
- 4487US7849116B2System and method for automated layout of collaboratively selected imagesPICATEER INC·Filed 2008·Granted Dec 7, 2010·28 cites·23 claims
- 4587US7728978B2Detection of moisture in refrigerantsSPECTRASENSORS INC·Filed 2007·Granted Jun 1, 2010·12 cites·25 claims
- 4687US7440170B2Method and apparatus for monitoring optical signal-to-noise ratioLUCENT TECHNOLOGIES INC·Filed 2006·Granted Oct 21, 2008·17 cites·24 claims
- 4786US10620045B2Spectrometer with active beam steeringSPECTRASENSORS INC·Filed 2019·Granted Apr 14, 2020·4 cites·20 claims
- 4886US9816860B2Spectrometer with active beam steeringSPECTRASENSORS INC·Filed 2014·Granted Nov 14, 2017·5 cites·35 claims
- 4986US9733393B2Light-reflective structures and methods for their manufacture and useLIU XIANG YANG·Filed 2011·Granted Aug 15, 2017·10 cites·9 claims
- 5086US8155893B2Energy flow measurement in gas pipelinesCLINE RICHARD L·Filed 2011·Granted Apr 10, 2012·6 cites·18 claims
Showing the top 50 of 398 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →