Inventor · disambiguated record
Gyu-Hyeong Cho
Also filed as: CHO GYU HYEONG
68 granted patents·14 pending applications·644 citations·filing 1984–2025
99Inventor score
Files withSAMSUNG ELECTRONICS CO LTD22KOREA ADVANCED INST SCI & TECH20SAMSUNG DISPLAY CO LTD7CHA SANG HYUN5SK HYNIX INC5
Top patents by PatentIndex Score
82 records- 0197US7605792B2Driving method and circuit for automatic voltage output of active matrix organic light emitting device and data drive circuit using the sameKOREA ADVANCED INST SCI & TECH·Filed 2006·Granted Oct 20, 2009·44 cites·8 claims
- 0296US9734904B1Digital low drop-out regulator and resistive memory device using the sameSK HYNIX INC·Filed 2017·Granted Aug 15, 2017·30 cites·18 claims
- 0392US8833533B2Ultra slim power supply device and power acquisition device for electric vehicleSUH NAM PYO·Filed 2010·Granted Sep 16, 2014·23 cites·8 claims
- 0492US7876292B2Active matrix OLED driving circuit using current feedbackKOREA ADVANCED INST SCI & TECH·Filed 2006·Granted Jan 25, 2011·14 cites·2 claims
- 0591US10678280B2Low dropout voltage (LDO) regulator including a dual loop circuit and an application processor and a user device including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Jun 9, 2020·5 cites·18 claims
- 0691US10126766B2Low dropout voltage (LDO) regulator including a dual loop circuit and an application processor and a user device including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Nov 13, 2018·7 cites·28 claims
- 0791US6437360B1Vacuum field transistorKOREA ADVANCED INST SCI & TECH·Filed 1999·Granted Aug 20, 2002·90 cites·16 claims
- 0891US6316883B1Power-factor correction circuit of electronic ballast for fluorescent lampsKOREA ADVANCED INST SCI & TECH·Filed 2000·Granted Nov 13, 2001·74 cites·10 claims
- 0990US9086494B2Image sensor and X-ray image sensing module including the sameHAN SANG-WOOK·Filed 2012·Granted Jul 21, 2015·11 cites·25 claims
- 1090US8462145B2Digital-to-analog converter, source driving circuit and display device having the sameKIM HYOUNG-RAE·Filed 2009·Granted Jun 11, 2013·23 cites·11 claims
- 1187US9734765B2Display device and driving method thereofSAMSUNG DISPLAY CO LTD·Filed 2014·Granted Aug 15, 2017·6 cites·13 claims
- 1287US7609234B2Pixel circuit and driving method for active matrix organic light-emitting diodes, and display using the sameKOREA ADVANCED INST SCI & TECH·Filed 2005·Granted Oct 27, 2009·8 cites·11 claims
- 1386US7764212B2Driving apparatus for displayKOREA ADVANCED INST SCI & TECH·Filed 2007·Granted Jul 27, 2010·9 cites·14 claims
- 1485US6396933B1High-fidelity and high-efficiency analog amplifier combined with digital amplifierKOREA ADVANCED INST SCI & TECH·Filed 1997·Granted May 28, 2002·54 cites·13 claims
- 1584US10034085B2Class-D amplifier, audio processing apparatus and method of driving class-D amplifierKOREA ADVANCED INST SCI & TECH·Filed 2016·Granted Jul 24, 2018·5 cites·15 claims
- 1683US10615696B2Electronic circuit performing buck-boost conversion using single inductive elementSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Apr 7, 2020·6 cites·20 claims
- 1783US9875693B2Data driver and organic light emitting display device having the sameSAMSUNG DISPLAY CO LTD·Filed 2015·Granted Jan 23, 2018·3 cites·20 claims
- 1882US8212749B2AMOLED drive circuit using transient current feedback and active matrix driving method using the sameCHO GYU-HYEONG·Filed 2007·Granted Jul 3, 2012·8 cites·39 claims
- 1982US7948418B2Digital-to-analog conversion circuit and column driver including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted May 24, 2011·12 cites·20 claims
- 2081US9239391B2Apparatus and method for distinguishing energy bands of photons in multi-energy radiationHAN SANG-WOOK·Filed 2012·Granted Jan 19, 2016·13 cites·17 claims
- 2181US9143002B2Wireless electric power receiver for wirelessly regulating electric power using switchSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Sep 22, 2015·7 cites·12 claims
- 2281US7414373B2Discharge lamp driving circuit and method of driving a discharge lampSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Aug 19, 2008·6 cites·21 claims
- 2379US7339511B2Time division sampling digital to analog converter for driving flat panel display, method of implementing the same, and data driver circuit using the sameKOREA ADVANCED INST SCI & TECH·Filed 2006·Granted Mar 4, 2008·4 cites·17 claims
- 2478US9312004B1Driver for semiconductor memory and system including the sameSK HYNIX INC·Filed 2015·Granted Apr 12, 2016·5 cites·20 claims
- 2577US10528200B2Coordinate measurement device and method for hover sensingSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Jan 7, 2020·3 cites·14 claims
- 2677US9965081B2Touch sensing deviceSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted May 8, 2018·3 cites·9 claims
- 2776US7719497B2Current feedback-type AMOLED where sense feedback is sent over the adjacent data lineKOREA ADVANCED INST SCI & TECH·Filed 2006·Granted May 18, 2010·3 cites·22 claims
- 2875US11398779B2Multi-path converter and control method thereforKOREA ADVANCED INST SCI & TECH·Filed 2019·Granted Jul 26, 2022·3 cites·18 claims
- 2975US10044366B2Non-linear gamma compensation current mode digital-analog convertor and display device including the sameSAMSUNG DISPLAY CO LTD·Filed 2014·Granted Aug 7, 2018·2 cites·20 claims
- 3075US9576536B2Display device and driving method thereofSAMSUNG DISPLAY CO LTD·Filed 2014·Granted Feb 21, 2017·2 cites·15 claims
- 3174US9691329B2Organic light emitting display device configured to measure deterioration information, and driving method thereofSAMSUNG DISPLAY CO LTD·Filed 2013·Granted Jun 27, 2017·2 cites·19 claims
- 3273US6130525AHybrid regulatorKOREA ADVANCED INST SCI & TECH·Filed 1998·Granted Oct 10, 2000·44 cites·8 claims
- 3372US7358811B2CMOS variable gain amplifier for controlling dB linear gainSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Apr 15, 2008·6 cites·14 claims
- 3472US4578746AInterlaced pulse-width modulated unrestricted frequency changer systemWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Mar 25, 1986·22 cites·5 claims
- 3571US10735011B2Digital-to-analog converter and driving circuit of display device having the sameSAMSUNG DISPLAY CO LTD·Filed 2018·Granted Aug 4, 2020·1 cites·20 claims
- 3671US9391535B2Received power conversion device for resonant wireless charging systemSAMSUNG ELECTRONICS CO LTD·Filed 2012·Granted Jul 12, 2016·3 cites·11 claims
- 3770US11329557B2Single-inductor multiple-output (SIMO) converter and control method of SIMO converterSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted May 10, 2022·2 cites·27 claims
- 3869US11682970B2Multi-path converter and control method thereforKOREA ADVANCED INST SCI & TECH·Filed 2022·Granted Jun 20, 2023·0 cites·22 claims
- 3968US10069340B2Wireless power receiver for adjusting magnitude of wireless powerSAMSUNG ELECTRONICS CO LTD·Filed 2012·Granted Sep 4, 2018·3 cites·22 claims
- 4068US2025175082A1Multi-path converter and control method thereforKOREA ADVANCED INST SCI & TECH·Filed 2025·Application pending·0 cites
- 4167US8957361B2Switching circuit, charge sense amplifier including switching circuit, and photon counting device including switching circuitHAN SANG-WOOK·Filed 2012·Granted Feb 17, 2015·3 cites·26 claims
- 4267US8471788B2Organic light emitting diode driverCHA SANG HYUN·Filed 2011·Granted Jun 25, 2013·2 cites·9 claims
- 4365US9438062B2Wireless electric power receiver for wirelessly regulating electric power using switchSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Sep 6, 2016·2 cites·21 claims
- 4465US9372560B2Signal detecting system of multi wide capacitive touch-screenIKAIST CO LTD·Filed 2013·Granted Jun 21, 2016·3 cites·11 claims
- 4564US9443569B2Driver for a semiconductor memory and method thereofSK HYNIX INC·Filed 2014·Granted Sep 13, 2016·2 cites·18 claims
- 4664US6727642B1Flat field emitter displaysKOREA ADVANCED INST SCI & TECH·Filed 1999·Granted Apr 27, 2004·20 cites·14 claims
- 4763US4581696AControl method and apparatus for a UFC for minimizing input current distortionsWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Apr 8, 1986·15 cites·17 claims
- 4862US8937841B2Driver for semiconductor memory and method thereofSK HYNIX INC·Filed 2013·Granted Jan 20, 2015·2 cites·15 claims
- 4957US8325075B2Digital-to-analog converter of data driver and converting method thereofKIM JI HUN·Filed 2011·Granted Dec 4, 2012·2 cites·18 claims
- 5054US7710200B2Output buffer and power amplifier comprising thereofKOREA ADVANCED INST SCI & TECH·Filed 2008·Granted May 4, 2010·4 cites·39 claims
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →