Inventor · disambiguated record
Joo S. Choi
Also filed as: CHOI JOO S · CHOI JOO-SUN
72 granted patents·9 pending applications·893 citations·filing 1997–2024
99Inventor score
Files withMICRON TECHNOLOGY INC34SAMSUNG ELECTRONICS CO LTD21HYUNDAI ELECTRONICS IND4CHOI JOO S3SAMSUNG DISPLAY CO LTD3
Top patents by PatentIndex Score
81 records- 0196US8588017B2Memory circuits, systems, and modules for performing DRAM refresh operations and methods of operating the samePARK CHUL-WOO·Filed 2011·Granted Nov 19, 2013·34 cites·31 claims
- 0296US7280417B2System and method for capturing data signals using a data strobe signalMICRON TECHNOLOGY INC·Filed 2005·Granted Oct 9, 2007·45 cites·17 claims
- 0395US8885380B2Semiconductor memory deviceKANG UK-SONG·Filed 2011·Granted Nov 11, 2014·27 cites·60 claims
- 0492US9147461B1Semiconductor memory device performing a refresh operation, and memory system including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Sep 29, 2015·14 cites·13 claims
- 0592US7688666B2Memory system for controlling power and method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Mar 30, 2010·26 cites·19 claims
- 0691US7171508B2Dual port memory with asymmetric inputs and outputs, device, system and methodMICRON TECHNOLOGY INC·Filed 2004·Granted Jan 30, 2007·50 cites·29 claims
- 0790US6240033B1Antifuse circuitry for post-package DRAM repairHYUNDAI ELECTRONICS IND·Filed 2000·Granted May 29, 2001·92 cites·21 claims
- 0889US7225303B2Method and apparatus for accessing a dynamic memory device by providing at least one of burst and latency information over at least one of redundant row and column address linesMICRON TECHNOLOGY INC·Filed 2003·Granted May 29, 2007·48 cites·19 claims
- 0989US6529433B2Refresh mechanism in dynamic memoriesHYNIX SEMICONDUCTOR INC·Filed 2001·Granted Mar 4, 2003·51 cites·66 claims
- 1088US8934311B2Semiconductor memory device capable of screening a weak bit and repairing the sameYU HAK-SOO·Filed 2012·Granted Jan 13, 2015·11 cites·6 claims
- 1188US7543106B2Apparatus and method for controlling refresh of semiconductor memory device according to positional information of memory chipsSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jun 2, 2009·20 cites·25 claims
- 1287US7930492B2Memory system having low power consumptionSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Apr 19, 2011·18 cites·24 claims
- 1385US9058897B2Semiconductor memory device storing memory characteristic information, memory module and memory system having the same, and operating method thereofYU HAK-SOO·Filed 2012·Granted Jun 16, 2015·13 cites·30 claims
- 1485US8873324B2Method of refreshing a memory device, refresh address generator and memory devicePARK CHUL-WOO·Filed 2011·Granted Oct 28, 2014·9 cites·54 claims
- 1585US8817549B2Integrated circuit memory deviceSHIN CHOONG-SUN·Filed 2012·Granted Aug 26, 2014·13 cites·16 claims
- 1685US6919745B2Ring-resister controlled DLL with fine delay line and direct skew sensing detectorHYNIX SEMICONDUCTOR INC·Filed 2003·Granted Jul 19, 2005·29 cites·32 claims
- 1785US6286077B1Synchronous semiconductor memory device with a plurality of memory modules which has an additional function for masking a data strobe signal outputted from each memory moduleHYUNDAI ELECTRONICS IND·Filed 1998·Granted Sep 4, 2001·57 cites·10 claims
- 1883US6914852B2Multi-frequency synchronizing clock signal generatorMICRON TECHNOLOGY INC·Filed 2004·Granted Jul 5, 2005·25 cites·20 claims
- 1982US9767886B2Memory command received within two clock cyclesMICRON TECHNOLOGY INC·Filed 2016·Granted Sep 19, 2017·4 cites·10 claims
- 2082US8769356B2Bad page management in memory device or systemYU HAK-SOO·Filed 2012·Granted Jul 1, 2014·8 cites·18 claims
- 2182US7965530B2Memory modules and memory systems having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Jun 21, 2011·14 cites·11 claims
- 2282US7274604B2Memory device having terminals for transferring multiple types of dataMICRON TECHNOLOGY INC·Filed 2006·Granted Sep 25, 2007·8 cites·23 claims
- 2381US10067681B2Memory chip, memory system, and method of accessing the memory chipPARK CHUL SUNG·Filed 2012·Granted Sep 4, 2018·8 cites·11 claims
- 2481US8040753B2System and method for capturing data signals using a data strobe signalMICRON TECHNOLOGY INC·Filed 2010·Granted Oct 18, 2011·5 cites·30 claims
- 2581US7405949B2Memory system having point-to-point (PTP) and point-to-two-point (PTTP) links between devicesSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jul 29, 2008·11 cites·21 claims
- 2681US5886932AComposite mode substrate voltage generation circuit for dynamic random access memoryHYUNDAI ELECTRONICS IND·Filed 1997·Granted Mar 23, 1999·47 cites·9 claims
- 2780US6865135B2Multi-frequency synchronizing clock signal generatorMICRON TECHNOLOGY INC·Filed 2003·Granted Mar 8, 2005·21 cites·22 claims
- 2878US7778042B2Memory system having point-to-point (PTP) and point-to-two-point (PTTP) links between devicesSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Aug 17, 2010·9 cites·23 claims
- 2978US7116600B2Memory device having terminals for transferring multiple types of dataMICRON TECHNOLOGY INC·Filed 2004·Granted Oct 3, 2006·14 cites·30 claims
- 3076US7944761B2Memory device having strobe terminals with multiple functionsMICRON TECHNOLOGY INC·Filed 2010·Granted May 17, 2011·4 cites·23 claims
- 3175US7463535B2Memory modules and memory systems having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Dec 9, 2008·9 cites·33 claims
- 3274US9036439B2Semiconductor memory device having improved refresh characteristicsKIM JUNG-SIK·Filed 2012·Granted May 19, 2015·5 cites·20 claims
- 3374US7549033B2Dual edge commandMICRON TECHNOLOGY INC·Filed 2006·Granted Jun 16, 2009·6 cites·42 claims
- 3474US7092312B2Pre-emphasis for strobe signals in memory deviceMICRON TECHNOLOGY INC·Filed 2004·Granted Aug 15, 2006·18 cites·42 claims
- 3573US8935467B2Memory system, and a method of controlling an operation thereofSAMSUNG ELECTRONICS CO LTD·Filed 2012·Granted Jan 13, 2015·3 cites·19 claims
- 3673US7538573B2Dynamic output buffer circuitSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted May 26, 2009·5 cites·9 claims
- 3770US7397712B2Pre-emphasis for strobe signals in memory deviceMICRON TECHNOLOGY INC·Filed 2006·Granted Jul 8, 2008·6 cites·44 claims
- 3868US9830083B2Memory chip, memory system, and method of accessing the memory chipSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Nov 28, 2017·1 cites·20 claims
- 3968US7986251B2Input/output (IO) interface and method of transmitting IO dataSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted Jul 26, 2011·6 cites·18 claims
- 4068US7433248B2System and method for enhanced mode register definitionsMICRON TECHNOLOGY INC·Filed 2007·Granted Oct 7, 2008·5 cites·26 claims
- 4167US9042194B2Refresh method, refresh address generator, volatile memory device including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted May 26, 2015·3 cites·18 claims
- 4267US7577212B2Method and system for generating reference voltages for signal receiversMICRON TECHNOLOGY INC·Filed 2004·Granted Aug 18, 2009·9 cites·28 claims
- 4367US6931479B2Method and apparatus for multi-functional inputs of a memory deviceMICRON TECHNOLOGY INC·Filed 2003·Granted Aug 16, 2005·15 cites·39 claims
- 4466US8368440B2Phase-locked-loop circuit including digitally-controlled oscillatorSAMSUNG ELECTRONICS CO LTD·Filed 2011·Granted Feb 5, 2013·3 cites·19 claims
- 4566US8295120B2Read command triggered synchronization circuitryCHOI JOO S·Filed 2011·Granted Oct 23, 2012·2 cites·9 claims
- 4666US7558133B2System and method for capturing data signals using a data strobe signalMICRON TECHNOLOGY INC·Filed 2007·Granted Jul 7, 2009·4 cites·17 claims
- 4766US7299329B2Dual edge command in DRAMMICRON TECHNOLOGY INC·Filed 2004·Granted Nov 20, 2007·10 cites·66 claims
- 4866US2025275364A1Display device, method for fabrication thereof, and head mounted display deviceSAMSUNG DISPLAY CO LTD·Filed 2024·Application pending·0 cites
- 4965US7969814B2Read command triggered synchronization circuitryROUND ROCK RES LLC·Filed 2009·Granted Jun 28, 2011·3 cites·20 claims
- 5063US7184327B2System and method for enhanced mode register definitionsMICRON TECHNOLOGY INC·Filed 2005·Granted Feb 27, 2007·4 cites·45 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →