Inventor · disambiguated record
Chang Joon Park
Also filed as: PARK CHANG-JOON
75 granted patents·47 pending applications·420 citations·filing 1997–2024
98Inventor score
Files withELECTRONICS & TELECOMMUNICATIONS RES INST42KOREA ELECTRONICS TELECOMM23MICROSOFT TECHNOLOGY LICENSING LLC14PARK CHANG-JOON5SAMSUNG ELECTRONICS CO LTD5
Top patents by PatentIndex Score
122 records- 0196US7555158B2Apparatus for recovering background in image sequence and method thereofKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Jun 30, 2009·59 cites·6 claims
- 0295US11675421B1Time-multiplexing resonant drive scheme to generate dual polarity suppliesMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted Jun 13, 2023·3 cites·20 claims
- 0395US7239718B2Apparatus and method for high-speed marker-free motion captureKOREA ELECTRONICS TELECOMM·Filed 2003·Granted Jul 3, 2007·116 cites·7 claims
- 0492US11716027B2Dual polarity power supply deviceMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted Aug 1, 2023·2 cites·20 claims
- 0591US10756705B2Apparatus and method for selecting frequency bandSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Aug 25, 2020·5 cites·15 claims
- 0690US10367474B2Apparatus and method for selecting frequency bandSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Jul 30, 2019·5 cites·20 claims
- 0787US10579047B2Apparatus and method for verifying and correcting degree of 3D-printed joints movementELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Mar 3, 2020·3 cites·20 claims
- 0887US10360313B2Apparatus and method for generating 3D printing model using multiple texturesELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Jul 23, 2019·3 cites·6 claims
- 0987US10204452B2Apparatus and method for providing augmented reality-based realistic experienceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Feb 12, 2019·6 cites·21 claims
- 1086US10417829B2Method and apparatus for providing realistic 2D/3D AR experience service based on video imageELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Sep 17, 2019·6 cites·19 claims
- 1185US10217281B2Apparatus for reconstructing 3D model and method for using the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Feb 26, 2019·5 cites·12 claims
- 1282US7869646B2Method for estimating three-dimensional position of human joint using sphere projecting techniqueKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Jan 11, 2011·12 cites·12 claims
- 1382US7760932B2Method for reconstructing three-dimensional structure using silhouette information in two-dimensional imageKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Jul 20, 2010·19 cites·7 claims
- 1480US10657665B2Apparatus and method for generating three-dimensional informationELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted May 19, 2020·3 cites·17 claims
- 1579US11143499B2Three-dimensional information generating device and method capable of self-calibrationELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Oct 12, 2021·2 cites·16 claims
- 1678US10796493B2Apparatus and method for calibrating augmented-reality imageELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Oct 6, 2020·2 cites·14 claims
- 1778US9553548B2Low drop out voltage regulator and method thereforFREESCALE SEMICONDUCTOR INC·Filed 2015·Granted Jan 24, 2017·6 cites·20 claims
- 1876US9948926B2Method and apparatus for calibrating multiple cameras using mirrorsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Apr 17, 2018·2 cites·20 claims
- 1976US8868646B2Apparatus and method for generating virtual game clientsBAE SU-YOUNG·Filed 2011·Granted Oct 21, 2014·6 cites·18 claims
- 2076US8077906B2Apparatus for extracting camera motion, system and method for supporting augmented reality in ocean scene using the sameYU JUNG JAE·Filed 2007·Granted Dec 13, 2011·9 cites·9 claims
- 2175US9554121B23D scanning apparatus and method using lighting based on smart phoneELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Jan 24, 2017·2 cites·16 claims
- 2275US8827817B2Apparatus and method for collecting game dataKIM JU-YOUNG·Filed 2011·Granted Sep 9, 2014·4 cites·14 claims
- 2374US10297076B2Apparatus and method for generating 3D face model using mobile deviceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted May 21, 2019·2 cites·15 claims
- 2472US7453061B2Hyperbolic quadrupole mass filter made of platinum group metal coated quartz tubeKOREA RES INST OF STANDARDS·Filed 2006·Granted Nov 18, 2008·3 cites·6 claims
- 2571US8396962B2Game grammar-based packet capture and analysis apparatus and method for conducting game testCHO CHANG SIK·Filed 2010·Granted Mar 12, 2013·4 cites·17 claims
- 2671US8391822B2RF receiver and method to receive, amplify, sample, down convert, anti-aliasing filter, and ADC convert an RF signalLIM HYUNG-SUN·Filed 2008·Granted Mar 5, 2013·6 cites·11 claims
- 2771US8348733B2Apparatus and method for analyzing characteristic of game player in real timeKOREA ELECTRONICS TELECOMM·Filed 2010·Granted Jan 8, 2013·3 cites·9 claims
- 2871US2025299677A1Silent speech communication system and method thereof using attachable optical sensorELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 2970US11258430B2Apparatus and method for selecting frequency bandSAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Feb 22, 2022·0 cites·10 claims
- 3070US9608673B2Transmitter and method of processing transmission signalsPARK CHANG-JOON·Filed 2015·Granted Mar 28, 2017·2 cites·20 claims
- 3170US8556725B2Scenario-based load testing apparatus and methodCHO CHANG-SIK·Filed 2011·Granted Oct 15, 2013·3 cites·10 claims
- 3269US10796496B2Method of reconstrucing 3D color mesh and apparatus for sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Oct 6, 2020·1 cites·14 claims
- 3369US10726612B2Method and apparatus for reconstructing three-dimensional model of objectELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Jul 28, 2020·1 cites·18 claims
- 3468US12348062B2Power source current balancing system and methodMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2024·Granted Jul 1, 2025·0 cites·14 claims
- 3568US10656032B2Temperature sensor in an integrated circuit and method of calibrating the temperature sensorNXP USA INC·Filed 2017·Granted May 19, 2020·1 cites·13 claims
- 3668US9673035B2Ion source, and mass analysis apparatus including sameKOREA RES INST STANDARDS & SCI·Filed 2013·Granted Jun 6, 2017·2 cites·7 claims
- 3767US9883151B2Apparatus and method for capturing lightfield imageELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Jan 30, 2018·1 cites·16 claims
- 3867US8331686B2Method and apparatus for extracting line segments from image using incremental pixel extensionLEE JAE KWANG·Filed 2008·Granted Dec 11, 2012·7 cites·22 claims
- 3964US12315060B2Method and apparatus for transmitting motion information for metaverse concertELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted May 27, 2025·0 cites·13 claims
- 4064US2025182367A1Apparatus and method for realistic movement of digital human characterELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 4164US2025173893A1Electronic device for detecting gaze of user and operating method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 4263US2025157251A1Electronic device for detecting feature information from face and operating method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 4362US6768489B2Method for controlling a posture of an articulated object in an animation productionKOREA ELECTRONICS TELECOMM·Filed 2002·Granted Jul 27, 2004·9 cites·5 claims
- 4462US6095195AWater hammer arresterAH U CO LTD·Filed 1999·Granted Aug 1, 2000·27 cites·17 claims
- 4561US12094241B2Resonant drive system for RF face trackingMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted Sep 17, 2024·0 cites·20 claims
- 4660US11888288B2Laser diode driver break-down protection schemeMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2020·Granted Jan 30, 2024·0 cites·20 claims
- 4759US12175012B2Low power efficiency RF facial movement detection schemeMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted Dec 24, 2024·0 cites·20 claims
- 4859US11847746B2Server and method for generating best view spotsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Dec 19, 2023·0 cites·12 claims
- 4959US7492969B2Method for magnifying image by interpolation based on edge and cornerKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Feb 17, 2009·2 cites·5 claims
- 5058US11923703B2Power source current balancing system and methodMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted Mar 5, 2024·0 cites·11 claims
Showing the top 50 of 122 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →