Inventor · disambiguated record
Chang Hee Hyoung
Also filed as: HYOUNG CHANG H · HYOUNG CHANG HEE
49 granted patents·49 pending applications·345 citations·filing 2002–2024
97Inventor score
Files withKOREA ELECTRONICS TELECOMM38ELECTRONICS & TELECOMMUNICATIONS RES INST11LIM IN GI7HYOUNG CHANG HEE6HWANG JUNG-HWAN4
Top patents by PatentIndex Score
98 records- 0196US8224244B2Communication apparatusKIM JIN-KYUNG·Filed 2008·Granted Jul 17, 2012·123 cites·9 claims
- 0291US8606177B2Apparatus and method for controlling human body contact of ground electrode, and human body communication system using the sameHWANG JUNG-HWAN·Filed 2008·Granted Dec 10, 2013·22 cites·5 claims
- 0391US8049553B2High-voltage CMOS charge pumpKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Nov 1, 2011·27 cites·8 claims
- 0490US7142829B2Dual antenna diversity transmitter and system with improved power amplifier efficiencyKOREA ELECTRONICS TELECOMM·Filed 2004·Granted Nov 28, 2006·43 cites·20 claims
- 0584US8467431B2Human body communication system and communication method thereofPARK KI-HYUK·Filed 2008·Granted Jun 18, 2013·11 cites·13 claims
- 0681US6593603B1Pseudomorphic high electron mobility transistor power deviceKOREA ELECTRONICS TELECOMM·Filed 2002·Granted Jul 15, 2003·31 cites·12 claims
- 0779US8054159B2Communication apparatus having human body contact sensing function and method thereofKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Nov 8, 2011·8 cites·11 claims
- 0878US8165522B2Method and apparatus for providing touch and play (TAP)—based service and system using the method and apparatusPARK DUCK-GUN·Filed 2006·Granted Apr 24, 2012·8 cites·37 claims
- 0977US9948404B2Channel adaptive human body communication systemELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Apr 17, 2018·2 cites·19 claims
- 1077US8165236B2Human body communication method using multi-carrier modulation methodHYOUNG CHANG-HEE·Filed 2007·Granted Apr 24, 2012·7 cites·6 claims
- 1175US8194876B2Sound transmission systemKIM SUNG-EUN·Filed 2005·Granted Jun 5, 2012·6 cites·20 claims
- 1274US12514023B2Light-receiving device having electromagnetic interference removal functionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Dec 30, 2025·0 cites·14 claims
- 1373US8798049B2Transmitter, receiver and method thereof in human body communication systemLIM IN GI·Filed 2012·Granted Aug 5, 2014·7 cites·13 claims
- 1473US8265554B2Communication device and method using human bodyHWANG JUNG-HWAN·Filed 2007·Granted Sep 11, 2012·11 cites·7 claims
- 1571US8487773B2Crime prevention system using human body communication and crime prevention method using human body communicationKANG TAE WOOK·Filed 2010·Granted Jul 16, 2013·4 cites·17 claims
- 1670US8345735B2Modulation and demodulation apparatus using frequency selective baseband and transmission and reception apparatus using the sameKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Jan 1, 2013·4 cites·18 claims
- 1770US8320429B2Receiver and method for receiving data in human body communication system using multiple receiversKANG TAE WOOK·Filed 2008·Granted Nov 27, 2012·4 cites·14 claims
- 1869US11747380B2Electromagnetic wave evaluation apparatus with adjustable quality factorELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Sep 5, 2023·0 cites·20 claims
- 1969US8340158B2System and method for human body communication using limited passbandLIM IN-GI·Filed 2007·Granted Dec 25, 2012·4 cites·19 claims
- 2068US12393019B2Laser scannerELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Aug 19, 2025·0 cites·9 claims
- 2168US8344999B2Powerless electronic notepad and powerless wireless transmission system using the sameKOREA ELECTRONICS TELECOMM·Filed 2009·Granted Jan 1, 2013·3 cites·6 claims
- 2264US11668741B2Method for measurement of electromagnetic field, and system thereforELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Jun 6, 2023·0 cites·20 claims
- 2364US8742888B2Communication apparatus having human body contact sensing function and method thereofHYOUNG CHANG-HEE·Filed 2011·Granted Jun 3, 2014·2 cites·7 claims
- 2463US7961061B2Apparatus and method for modulation and demodulation using frequency selective basebandKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Jun 14, 2011·2 cites·13 claims
- 2562US8489027B2Method and apparatus for communicating sound wave of human bodyHWANG JUNG HWAN·Filed 2008·Granted Jul 16, 2013·2 cites·11 claims
- 2662US8472501B2Human body communication apparatus for non-contact communications and human body communication method for non-contact communications in the same using frequency selective basebandLIM IN-GI·Filed 2009·Granted Jun 25, 2013·2 cites·18 claims
- 2760US11041895B1Probe antenna, probing system, and power density measuring method for measuring power density in near-field electromagnetic fieldELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Granted Jun 22, 2021·0 cites·14 claims
- 2860US8488730B2Communication apparatus using synchronized clock signalHYOUNG CHANG HEE·Filed 2010·Granted Jul 16, 2013·1 cites·18 claims
- 2960US2025076359A1Apparatus and method for controlling electromagnetic waves in electromagnetic waves measurement deviceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 3059US8684457B2Chair and multimedia player comprising sound transmission apparatus performing human body communicationsKIM SUNG-EUN·Filed 2008·Granted Apr 1, 2014·1 cites·12 claims
- 3157US8351402B2Digital communication system using frequency selective baseband and method thereofKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Jan 8, 2013·1 cites·13 claims
- 3257US2024004067A1Method and device for detecting target object using laserELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Application pending·0 cites
- 3357US2010318420A1Apparatus and method for providing media advertisement service using human body communicationKOREA ELECTRONICS TELECOMM·Filed 2007·Application pending·0 cites
- 3456US8952676B2Transmitting and receiving electrode system and power transmission method using the sameKIM YOUN-TAE·Filed 2012·Granted Feb 10, 2015·1 cites·6 claims
- 3556US8515346B2Electronic apparatus having control function using human body communication and portable terminal having electronic apparatus control function using human body communicationCHOI BYOUNG GUN·Filed 2010·Granted Aug 20, 2013·1 cites·11 claims
- 3654US6985049B2Switched coupler type digital phase shifter using quadrature generatorKOREA ELECTRONICS TELECOMM·Filed 2003·Granted Jan 10, 2006·5 cites·7 claims
- 3754US2011006926A1Training apparatus and method based on motion contentKOREA ELECTRONICS TELECOMM·Filed 2009·Application pending·0 cites
- 3851US8488648B2Apparatus and method for symbol error correctable modulation and demodulation using frequency selective basebandLIM IN GI·Filed 2008·Granted Jul 16, 2013·2 cites·13 claims
- 3951US2010119080A1Human body sound transmission system and method using single sound sourceKOREA ELECTRONICS TELECOMM·Filed 2008·Application pending·0 cites
- 4050US9525310B2Energy harvesting device using electromagnetic interference signal and sensor system including the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2012·Granted Dec 20, 2016·0 cites·19 claims
- 4150US8249136B2Adaptive frequency selective baseband communications method using orthogonal codesKANG TAE WOOK·Filed 2009·Granted Aug 21, 2012·0 cites·8 claims
- 4249US9987187B2Apparatus and method for controlling smart wearELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2014·Granted Jun 5, 2018·0 cites·7 claims
- 4349US2010060714A1Dmb receiving portable terminal for human body communication, dmb transmitting method thereof, and hmd apparatus and method for dmb reception using human body communicationELECTRONIC AND TELECOMM RES IN·Filed 2007·Application pending·0 cites
- 4449US2010274083A1Human body communication system and methodKOREA ELECTRONICS TELECOMM·Filed 2008·Application pending·0 cites
- 4548US2013261515A1Apparatus and method for rotation rehabilitation treatment using vibrationKOREA ELECTRONICS TELECOMM·Filed 2012·Application pending·0 cites
- 4648US2010234756A1Human body communication apparatusKOREA ELECTRONICS TELECOMM·Filed 2008·Application pending·0 cites
- 4747US8442249B2Human body sound transmission apparatus and method for minimizing signal lossHWANG JUNG HWAN·Filed 2010·Granted May 14, 2013·0 cites·18 claims
- 4847US2011250837A1Communications system and method using a part of human body as an antenna in a body area networkKOREA ELECTRONICS TELECOMM·Filed 2009·Application pending·0 cites
- 4947US2009267735A1Fingerprint authentication method in human body communicationKIM JUNG BUM·Filed 2009·Application pending·0 cites
- 5047US2006136015A1Human body communication device, human body communication system and method using the samePARK DUCK-GUN·Filed 2005·Application pending·0 cites
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →