Inventor · disambiguated record
Sang-Heung Lee
Also filed as: LEE SANG H · LEE SANG-HEUNG
42 granted patents·13 pending applications·182 citations·filing 1994–2025
97Inventor score
Files withKOREA ELECTRONICS TELECOMM28ELECTRONICS & TELECOMMUNICATIONS RES INST18LEE SANG-HEUNG3REPUBLIC OF KOREA DEFENSE ACQUISITION PROGRAM ADMINISTRATION2AHN HOKYUN1
Top patents by PatentIndex Score
55 records- 0192US7554416B2Multi-band LC resonance voltage-controlled oscillator with adjustable negative resistance cellKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Jun 30, 2009·21 cites·9 claims
- 0287US7902577B2Image sensor having heterojunction bipolar transistor and method of fabricating the sameKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Mar 8, 2011·10 cites·5 claims
- 0387US7741665B2High-quality CMOS image sensor and photo diodeKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Jun 22, 2010·9 cites·7 claims
- 0486US8841969B2Automatic gain control feedback amplifierKOREA ELECTRONICS TELECOMM·Filed 2012·Granted Sep 23, 2014·8 cites·9 claims
- 0586US7414488B2Low phase noise differential LC tank VCO with current negative feedbackKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Aug 19, 2008·14 cites·13 claims
- 0682US9178474B2Feedback amplifierKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Nov 3, 2015·6 cites·10 claims
- 0782US8304859B2Optical interconnection deviceLEE SANG-HEUNG·Filed 2010·Granted Nov 6, 2012·7 cites·7 claims
- 0879US8901608B2Transistor and method of fabricating the sameKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Dec 2, 2014·4 cites·20 claims
- 0977US7303966B2Semiconductor device and method of manufacturing the sameKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Dec 4, 2007·5 cites·12 claims
- 1076US9634112B2Field effect transistor and method of fabricating the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Apr 25, 2017·2 cites·11 claims
- 1176US7902930B2Colpitts quadrature voltage controlled oscillatorKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Mar 8, 2011·8 cites·6 claims
- 1275US7511581B2Wide-band multimode frequency synthesizer and variable frequency dividerKOREA ELECTRONICS TELECOMM·Filed 2006·Granted Mar 31, 2009·9 cites·5 claims
- 1375US6346861B2Phase locked loop with high-speed locking characteristicKOREA ELECTRONICS TELECOMM·Filed 2000·Granted Feb 12, 2002·22 cites·15 claims
- 1474US8338241B2Method of manufacturing high frequency device structureYOON HYUNG SUP·Filed 2011·Granted Dec 25, 2012·4 cites·13 claims
- 1574US7550796B2Germanium semiconductor device and method of manufacturing the sameKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Jun 23, 2009·4 cites·18 claims
- 1673US9012920B2Wafer level packaged GaN power semiconductor device and the manufacturing method thereofKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Apr 21, 2015·3 cites·17 claims
- 1771US10608102B2Semiconductor device having a drain electrode contacting an epi material inside a through-hole and method of manufacturing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Mar 31, 2020·1 cites·15 claims
- 1871US10256811B2Cascode switch circuit including level shifterELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2017·Granted Apr 9, 2019·2 cites·14 claims
- 1969US9537458B2Feedback amplifierELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Jan 3, 2017·2 cites·11 claims
- 2067US10134854B2High electron mobility transistor and fabrication method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Nov 20, 2018·1 cites·10 claims
- 2167US9780176B2High reliability field effect power device and manufacturing method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Oct 3, 2017·1 cites·20 claims
- 2267US8853821B2Vertical capacitors and methods of forming the sameKIM SEONG-IL·Filed 2012·Granted Oct 7, 2014·2 cites·10 claims
- 2366US7666749B2SiGe semiconductor device and method of manufacturing the sameKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Feb 23, 2010·3 cites·9 claims
- 2462US9438199B2Component package including matching circuit and matching method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2014·Granted Sep 6, 2016·1 cites·11 claims
- 2560US2025351515A1High electron mobility transistor and manufacturing method of the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 2659US8421538B2Feedback amplifierLEE SANG-HEUNG·Filed 2011·Granted Apr 16, 2013·2 cites·7 claims
- 2758US8586462B2Method of manufacturing a field-effect transistorAHN HOKYUN·Filed 2011·Granted Nov 19, 2013·1 cites·9 claims
- 2857US9209266B2High electron mobility transistor and manufacturing method thereofKOREA ELECTRONICS TELECOMM·Filed 2014·Granted Dec 8, 2015·0 cites·9 claims
- 2957US7852165B2Capacitive-degeneration double cross-coupled voltage-controlled oscillatorKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Dec 14, 2010·2 cites·13 claims
- 3057US7157977B2Automatic gain control feedback amplifierKOREA ELECTRONICS TELECOMM·Filed 2004·Granted Jan 2, 2007·10 cites·8 claims
- 3155US12131978B2Semiconductor device with high heat dissipation property using hexagonal boron nitride and method of manufacturing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Oct 29, 2024·0 cites·17 claims
- 3255US7461235B2Energy-efficient parallel data path architecture for selectively powering processing units and register files based on instruction typeKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Dec 2, 2008·1 cites·7 claims
- 3354US11223333B2Microwave amplification circuitELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Granted Jan 11, 2022·0 cites·14 claims
- 3453US12166101B2High-electron-mobility transistor device and method of manufacturing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Dec 10, 2024·0 cites·4 claims
- 3553US7170355B2Voltage-controlled oscillator using current feedback networkKOREA ELECTRONICS TELECOMM·Filed 2004·Granted Jan 30, 2007·5 cites·16 claims
- 3652US8294521B2Power amplifier having depletion mode high electron mobility transistorKANG DONG MIN·Filed 2010·Granted Oct 23, 2012·1 cites·16 claims
- 3752US5546401AFrame phase alignerKOREA ELECTRONICS TELECOMM·Filed 1994·Granted Aug 13, 1996·11 cites·9 claims
- 3852US2023054026A1Nitride-based high electron mobility transistor and manufacturing method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Application pending·0 cites
- 3950US9166011B2Semiconductor device having stable gate structure and method of manufacturing the sameKOREA ELECTRONICS TELECOMM·Filed 2014·Granted Oct 20, 2015·0 cites·11 claims
- 4050US2024266253A1Direct cooling device for integrated circuit and manufacturing method thereofREPUBLIC OF KOREA DEFENSE ACQUISITION PROGRAM ADMINISTRATION·Filed 2024·Application pending·0 cites
- 4150US2024266251A1Direct cooling type semiconductor package unit and manufacturing method thereofREPUBLIC OF KOREA DEFENSE ACQUISITION PROGRAM ADMINISTRATION·Filed 2024·Application pending·0 cites
- 4250US2013187197A1High electron mobility transistor and manufacturing method thereofKOREA ELECTRONICS TELECOMM·Filed 2012·Application pending·0 cites
- 4349US11632117B2Frequency modulation system based on phase-locked loop capable of performing fast modulation independent of bandwidth and method of the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Apr 18, 2023·0 cites·4 claims
- 4449US2014035044A1Field-effect transistor and manufacturing method thereofKOREA ELECTRONICS TELECOMM·Filed 2013·Application pending·0 cites
- 4548US12176306B2Electrical circuit of semiconductor channel resistor and apparatus and method for generating the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Dec 24, 2024·0 cites·6 claims
- 4648US2014159050A1Field effect transistor and method of fabricating the sameKOREA ELECTRONICS TELECOMM·Filed 2013·Application pending·0 cites
- 4747US8058658B2High-speed optical interconnection deviceLEE SANG-HEUNG·Filed 2009·Granted Nov 15, 2011·0 cites·10 claims
- 4847US2025380444A1Gallium nitride-based high-power rf device and method for fabricating the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2025·Application pending·0 cites
- 4945US9224830B2Transistor and method of fabricating the sameKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Dec 29, 2015·0 cites·18 claims
- 5044US2015194494A1Field-effect transistor for high voltage driving and manufacturing method thereofKOREA ELECTRONICS TELECOMM·Filed 2014·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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