Inventor · disambiguated record
Kwang-Jin Na
Also filed as: NA KWANG J · NA KWANG JIN
33 granted patents·5 pending applications·218 citations·filing 1998–2017
97Inventor score
Top patents by PatentIndex Score
38 records- 0186US7778095B2Semiconductor memory device and method for driving the sameHYNIX SEMICONDUCTOR INC·Filed 2007·Granted Aug 17, 2010·16 cites·24 claims
- 0286US6982924B2Data output control circuitHYNIX SEMICONDUCTOR INC·Filed 2004·Granted Jan 3, 2006·37 cites·7 claims
- 0384US7312647B2Memory device having a duty ratio correctorHYNIX SEMICONDUCTOR INC·Filed 2007·Granted Dec 25, 2007·10 cites·19 claims
- 0483US8144542B2Semiconductor memory apparatus and method for operating the sameNA KWANG-JIN·Filed 2009·Granted Mar 27, 2012·14 cites·21 claims
- 0582US8829960B2Delay locked loop circuit and method of driving the sameSK HYNIX INC·Filed 2012·Granted Sep 9, 2014·6 cites·20 claims
- 0677US8390350B2Clock signal delay circuit for a locked loop circuitNA KWANG JIN·Filed 2010·Granted Mar 5, 2013·5 cites·12 claims
- 0776US9270285B2Semiconductor chips and semiconductor systems for executing a test modeSK HYNIX INC·Filed 2013·Granted Feb 23, 2016·5 cites·26 claims
- 0875US9496878B2Phase-locked loop and integrated circuit chip including the same, and test system including the integrated circuit chipSK HYNIX INC·Filed 2012·Granted Nov 15, 2016·4 cites·13 claims
- 0975US7492200B2Delayed locked loop (DLL)HYNIX SEMICONDUCTOR INC·Filed 2006·Granted Feb 17, 2009·9 cites·30 claims
- 1075US7190203B2Memory device having a duty ratio correctorHYNIX SEMICONDUCTOR INC·Filed 2006·Granted Mar 13, 2007·4 cites·2 claims
- 1175US7173866B2Circuit for generating data strobe signal in DDR memory device, and method thereforHYNIX SEMICONDUCTOR INC·Filed 2004·Granted Feb 6, 2007·17 cites·30 claims
- 1274US7983101B2Circuit for generating data strobe signal in DDR memory device and method thereforHYNIX SEMICONDUCTOR INC·Filed 2010·Granted Jul 19, 2011·4 cites·13 claims
- 1372US9030907B2Semiconductor device and semiconductor system with the sameSK HYNIX INC·Filed 2013·Granted May 12, 2015·4 cites·20 claims
- 1472US7023254B2Duty ratio corrector, and memory device having the sameHYNIX SEMICONDUCTOR INC·Filed 2004·Granted Apr 4, 2006·15 cites·6 claims
- 1568US7317337B2Output driver in semiconductor deviceHYNIX SEMICONDUCTOR INC·Filed 2005·Granted Jan 8, 2008·6 cites·12 claims
- 1665US7710799B2Circuit for generating data strobe in DDR memory device, and method thereforHYNIX SEMICONDUCTOR INC·Filed 2006·Granted May 4, 2010·4 cites·15 claims
- 1764US7800957B2Data output circuit in semiconductor memory apparatusHYNIX SEMICONDUCTOR INC·Filed 2008·Granted Sep 21, 2010·5 cites·24 claims
- 1863US6157238AClock system of a semiconductor memory device employing a frequency amplifierHYUNDAI ELECTRONICS IND·Filed 1998·Granted Dec 5, 2000·22 cites·5 claims
- 1962US8446199B2Duty cycle correction circuitSHIM SEOK-BO·Filed 2010·Granted May 21, 2013·3 cites·24 claims
- 2054US8514639B2Semiconductor memory device and method for operating the sameNA KWANG-JIN·Filed 2010·Granted Aug 20, 2013·1 cites·16 claims
- 2153US7605624B2Delay locked loop (DLL) circuit for generating clock signal for memory deviceHYNIX SEMICONDUCTOR INC·Filed 2007·Granted Oct 20, 2009·2 cites·20 claims
- 2252US7671649B2Apparatus and method for generating multi-phase clocksHYNIX SEMICONDUCTOR INC·Filed 2007·Granted Mar 2, 2010·2 cites·24 claims
- 2352US6255870B1Apparatus for compensating locking error in high speed memory device with delay locked loopHYUNDAI ELECTRONICS IND·Filed 1999·Granted Jul 3, 2001·16 cites·5 claims
- 2451US9077438B2Noise detection circuit, delay locked loop and duty cycle corrector including the sameSK HYNIX INC·Filed 2013·Granted Jul 7, 2015·0 cites·14 claims
- 2549US6246636B1Load signal generating circuit of a packet command driving type memory deviceHYUNDAI ELECTRONICS IND·Filed 2000·Granted Jun 12, 2001·6 cites·13 claims
- 2647US8258843B2Semiconductor device and method for operating the sameCHOI HOON·Filed 2009·Granted Sep 4, 2012·1 cites·16 claims
- 2746US9601173B2Semiconductor systemSK HYNIX INC·Filed 2015·Granted Mar 21, 2017·0 cites·14 claims
- 2845US2017148497A1Semiconductor systemSK HYNIX INC·Filed 2017·Application pending·0 cites
- 2944US8390353B2Duty cycle correction circuitSHIN DONG SUK·Filed 2011·Granted Mar 5, 2013·0 cites·20 claims
- 3043US9281051B2Semiconductor packageSK HYNIX INC·Filed 2014·Granted Mar 8, 2016·0 cites·17 claims
- 3143US8222934B2DLL circuit and method of controlling the sameNA KWANG-JIN·Filed 2011·Granted Jul 17, 2012·0 cites·15 claims
- 3242US7911246B2DLL circuit and method of controlling the sameHYNIX SEMICONDUCTOR INC·Filed 2007·Granted Mar 22, 2011·0 cites·29 claims
- 3342US2013077430A1Semiconductor systemNA KWANG JIN·Filed 2011·Application pending·0 cites
- 3439US9659905B2Semiconductor package and semiconductor system including the sameSK HYNIX INC·Filed 2015·Granted May 23, 2017·0 cites·17 claims
- 3538US8344775B2Clock delay correcting device and semiconductor device having the sameHYNIX SEMICONDUCTOR INC·Filed 2010·Granted Jan 1, 2013·0 cites·12 claims
- 3636US2007001724A1Delay locked loop circuitHYNIX SEMICONDUCTOR INC·Filed 2005·Application pending·0 cites
- 3736US2013321050A1Delay-locked loopSK HYNIX INC·Filed 2012·Application pending·0 cites
- 3833US2003052719A1Digital delay line and delay locked loop using the digital delay lineFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →