| Patent | Date |
|---|
Memory cell array biasing method and a semiconductor memory device
Grant 8,248,842 - Cho , et al. August 21, 2 | 2012-08-21 |
Magnetic memory device and method of fabricating the same
Grant 8,043,869 - Cho , et al. October 25, 2 | 2011-10-25 |
Phase change memory devices employing cell diodes and methods of fabricating the same
Grant 7,994,493 - Cho , et al. August 9, 2 | 2011-08-09 |
Magnetic Memory Device And Method Of Fabricating The Same
App 20110053293 - CHO; Woo-Yeong ; et al. | 2011-03-03 |
Nonvolatile memory device and related methods of operation
Grant 7,876,609 - Lee , et al. January 25, 2 | 2011-01-25 |
Magnetic memory device and method of fabricating the same
Grant 7,851,878 - Cho , et al. December 14, 2 | 2010-12-14 |
Memory Cell Array Biasing Method And A Semiconductor Memory Device
App 20100246248 - CHO; BEAK-HYUNG ; et al. | 2010-09-30 |
Control of set/reset pulse in response to peripheral temperature in PRAM device
Grant 7,796,425 - Choi , et al. September 14, 2 | 2010-09-14 |
Nonvolatile Memory Device And Related Methods Of Operation
App 20100165729 - LEE; Kwang-jin ; et al. | 2010-07-01 |
Memory cell array biasing method and a semiconductor memory device
Grant 7,710,767 - Cho , et al. May 4, 2 | 2010-05-04 |
Nonvolatile memory device and related methods of operation
Grant 7,688,620 - Lee , et al. March 30, 2 | 2010-03-30 |
Magnetic Memory Device And Method Of Fabricating The Same
App 20090273045 - CHO; Woo-Yeong ; et al. | 2009-11-05 |
Magnetic memory device and method of fabricating the same
Grant 7,582,941 - Cho , et al. September 1, 2 | 2009-09-01 |
Memory devices and memory systems having the same
Grant 7,535,760 - Lee , et al. May 19, 2 | 2009-05-19 |
Phase-change memory device and method of writing a phase-change memory device
Grant 7,502,251 - Choi , et al. March 10, 2 | 2009-03-10 |
Phase-change memory device and method that maintains the resistance of a phase-change material in a set state within a constant resistance range
Grant 7,499,306 - Choi , et al. March 3, 2 | 2009-03-03 |
Phase Change Memory Devices Employing Cell Diodes And Methods Of Fabricating The Same
App 20080303016 - Cho; Woo-Yeong ; et al. | 2008-12-11 |
Phase change memory device using multiprogramming method
Grant 7,463,511 - Choi , et al. December 9, 2 | 2008-12-09 |
Layout method of a semiconductor memory device
Grant 7,460,386 - Cho , et al. December 2, 2 | 2008-12-02 |
Phase change random access memory (PRAM) device having variable drive voltages
Grant 7,457,151 - Cho , et al. November 25, 2 | 2008-11-25 |
Phase change memory devices employing cell diodes and methods of fabricating the same
Grant 7,427,531 - Cho , et al. September 23, 2 | 2008-09-23 |
Layout structures in semiconductor memory devices including bit line layout for higher density migration
Grant 7,426,129 - Choi , et al. September 16, 2 | 2008-09-16 |
Control of set/reset pulse in response to peripheral temperature in pram device
App 20080212362 - Choi; Byung-Gil ; et al. | 2008-09-04 |
Memory Cell Array Biasing Method And A Semiconductor Memory Device
App 20080165575 - Cho; Beak-Hyung ; et al. | 2008-07-10 |
Nonvolatile memory devices having enhanced bit line and/or word line driving capability
Grant 7,397,681 - Cho , et al. July 8, 2 | 2008-07-08 |
Semiconductor memory device and core layout thereof
Grant 7,391,669 - Kim , et al. June 24, 2 | 2008-06-24 |
Memory devices and memory systems having the same
App 20080080240 - Lee; Kwang-Jin ; et al. | 2008-04-03 |
Initial firing method and phase change memory device for performing firing effectively
Grant 7,349,246 - Cho , et al. March 25, 2 | 2008-03-25 |
Nonvolatile Memory Device And Related Methods Of Operation
App 20080056023 - LEE; Kwang-jin ; et al. | 2008-03-06 |
Phase-change Memory Device And Method That Maintains The Resistance Of A Phase-change Material In A Set State Within A Constant Resistance Range
App 20080013362 - Choi; Byung-gil ; et al. | 2008-01-17 |
Memory cell array biasing method and a semiconductor memory device
Grant 7,317,655 - Cho , et al. January 8, 2 | 2008-01-08 |
Control of set/reset pulse in response to peripheral temperature in PRAM device
Grant 7,315,469 - Choi , et al. January 1, 2 | 2008-01-01 |
Phase change memory device using multiprogramming method
App 20070242503 - Choi; Byung-Gil ; et al. | 2007-10-18 |
Phase change random access memory device having variable drive voltage circuit
Grant 7,283,387 - Cho , et al. October 16, 2 | 2007-10-16 |
Method for programming phase-change memory array to set state and circuit of a phase-change memory device
Grant 7,274,586 - Choi , et al. September 25, 2 | 2007-09-25 |
Layout method of a semiconductor memory device
App 20070195591 - Cho; Beak-hyung ; et al. | 2007-08-23 |
Initial firing method and phase change memory device for performing firing effectively
Grant 7,254,055 - Cho , et al. August 7, 2 | 2007-08-07 |
Semiconductor memory device capable of compensating for leakage current
Grant 7,248,494 - Oh , et al. July 24, 2 | 2007-07-24 |
Data read circuit for use in a semiconductor memory and a method therefor
Grant 7,245,543 - Oh , et al. July 17, 2 | 2007-07-17 |
Phase-change semiconductor memory device and method of programming same
Grant 7,236,393 - Cho , et al. June 26, 2 | 2007-06-26 |
Phase change random access memory (PRAM) device
Grant 7,227,776 - Cho , et al. June 5, 2 | 2007-06-05 |
Semiconductor memory device for low power consumption
Grant 7,221,611 - Han , et al. May 22, 2 | 2007-05-22 |
Phase change random access memory device having variable drive voltage circuit
App 20070058425 - Cho; Woo-yeong ; et al. | 2007-03-15 |
Magnetic memory device and method of fabricating the same
App 20070047295 - Cho; Woo-Yeong ; et al. | 2007-03-01 |
Phase change random access memory (PRAM) device having variable drive voltages
App 20070014150 - Cho; Woo-yeong ; et al. | 2007-01-18 |
Phase change random access memory (PRAM) device
App 20060285380 - Cho; Beak-hyung ; et al. | 2006-12-21 |
Phase-change memory device and method of writing a phase-change memory device
App 20060274574 - Choi; Byung-Gil ; et al. | 2006-12-07 |
Initial firing method and phase change memory device for performing firing effectively
App 20060250885 - Cho; Beak-hyung ; et al. | 2006-11-09 |
Nonvolatile memory devices having enhanced bit line and/or word line driving capability
App 20060215440 - Cho; Beak-hyung ; et al. | 2006-09-28 |
Semiconductor memory device and core layout thereof
App 20060215480 - Kim; Hye-jin ; et al. | 2006-09-28 |
Phase-change memory device and method of writing a phase-change memory device
Grant 7,110,286 - Choi , et al. September 19, 2 | 2006-09-19 |
Phase change memory devices employing cell diodes and methods of fabricating the same
App 20060186483 - Cho; Woo-Yeong ; et al. | 2006-08-24 |
Memory cell array biasing method and a semiconductor memory device
App 20060164896 - Cho; Beak-Hyung ; et al. | 2006-07-27 |
Redundancy circuit in semiconductor memory device having a multiblock structure
Grant 7,075,848 - Choi , et al. July 11, 2 | 2006-07-11 |
Reference voltage generating circuit using active resistance device
Grant 7,064,601 - Kwak , et al. June 20, 2 | 2006-06-20 |
Layout structures in semiconductor memory devices including bit line layout for higher density migration
App 20060104102 - Choi; Byung-Gil ; et al. | 2006-05-18 |
Phase-change semiconductor memory device and method of programming same
App 20060087877 - Cho; Beak-hyung ; et al. | 2006-04-27 |
Semiconductor memory device capable of compensating for leakage current
App 20060050548 - Oh; Hyung-Rok ; et al. | 2006-03-09 |
Data read circuit for use in a semiconductor memory and a method therefor
App 20060034112 - Oh; Hyung-Rok ; et al. | 2006-02-16 |
Control of set/reset pulse in response to peripheral temperature in PRAM device
App 20060028886 - Choi; Byung-Gil ; et al. | 2006-02-09 |
Data read circuit for use in a semiconductor memory and a memory thereof
Grant 6,982,913 - Oh , et al. January 3, 2 | 2006-01-03 |
Semiconductor memory device for low power consumption
App 20050281106 - Han, Gong-Heum ; et al. | 2005-12-22 |
Method for programming phase-change memory array to set state and circuit of a phase-change memory device
App 20050195633 - Choi, Byung-Gil ; et al. | 2005-09-08 |
Write driver circuit in phase change memory device and method for applying write current
Grant 6,928,022 - Cho , et al. August 9, 2 | 2005-08-09 |
Phase-change memory device and method of writing a phase-change memory device
App 20050169093 - Choi, Byung-Gil ; et al. | 2005-08-04 |
Write Driver Circuit In Phase Change Memory Device And Method For Applying Write Current
App 20050117388 - Cho, Beak-Hyung ; et al. | 2005-06-02 |
Mode entrance control circuit and mode entering method in semiconductor memory device
Grant 6,870,783 - Kwak , et al. March 22, 2 | 2005-03-22 |
Initial firing method and phase change memory device for performing firing effectively
App 20050052904 - Cho, Beak-hyung ; et al. | 2005-03-10 |
Data read circuit for use in a semiconductor memory and a method thereof
App 20050030814 - Oh, Hyung-Rok ; et al. | 2005-02-10 |
Redundancy circuit in semiconductor memory device having a multiblock structure
App 20050007843 - Choi, Byung-Gil ; et al. | 2005-01-13 |
Column decoder circuit and method for connecting data lines with bit lines in a semiconductor memory device
App 20040223369 - Choi, Byung-Gil ; et al. | 2004-11-11 |
Integrated circuit capable of being burn-in tested using an alternating current stress and a testing method using the same
Grant 6,816,429 - Han , et al. November 9, 2 | 2004-11-09 |
Semiconductor memory device and test method therof
Grant 6,781,899 - Han , et al. August 24, 2 | 2004-08-24 |
Mode entrance control circuit and mode entering method in semiconductor memory device
App 20040085837 - Kwak, Choong-Keun ; et al. | 2004-05-06 |
Semiconductor memory device having reduced chip select output time
Grant 6,714,463 - Han , et al. March 30, 2 | 2004-03-30 |
Layout method of latch-up prevention circuit of a semiconductor device
Grant 6,657,264 - Cho , et al. December 2, 2 | 2003-12-02 |
Internal power voltage generating circuit of semiconductor memory device and internal power voltage controlling method thereof
App 20030210090 - Kwak, Choong-Keun ; et al. | 2003-11-13 |
Semiconductor memory device and test method therof
App 20030076724 - Han, Gong-Heum ; et al. | 2003-04-24 |
Semiconductor memory device having reduced chip select output time
App 20030058696 - Han, Gong-Heum ; et al. | 2003-03-27 |
Integrated circuit capable of being burn-in tested using an alternating current stress and a testing method using the same
App 20030035333 - Han, Sang-jib ; et al. | 2003-02-20 |
Layout method of latch-up prevention circuit of a semiconductor device
App 20020130332 - Cho, Beak-Hyung ; et al. | 2002-09-19 |
Reference voltage generating circuit using active resistance device
App 20020039044 - Kwak, Choong-Keun ; et al. | 2002-04-04 |
Parallel test circuit for semiconductor memory
Grant 6,026,039 - Kim , et al. February 15, 2 | 2000-02-15 |
Bit line precharge circuit
Grant 5,754,487 - Kim , et al. May 19, 1 | 1998-05-19 |
Redundancy circuit of a semiconductor memory device
Grant 5,576,999 - Kim , et al. November 19, 1 | 1996-11-19 |
Burn-in circuit and method therefor of semiconductor memory device
Grant 5,471,429 - Lee , et al. November 28, 1 | 1995-11-28 |
Data buffer circuit with delay circuit to increase the length of a switching transition period during data signal inversion
Grant 5,315,173 - Lee , et al. May 24, 1 | 1994-05-24 |
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