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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory device with optimum refresh cycle according to...
Patent number
8,520,450
Issue date
Aug 27, 2013
Hynix Semiconductor Inc.
Se-Jun Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with reduced data access time
Patent number
RE42976
Issue date
Nov 29, 2011
Hynix Semiconductor, Inc.
Jin-Hong Ahn
365 - Static information storage and retrieval
Information
Patent Grant
Semiconductor memory device with optimum refresh cycle according to...
Patent number
7,990,776
Issue date
Aug 2, 2011
Hynix Semiconductor Inc.
Se-Jun Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having advanced tag block
Patent number
7,870,362
Issue date
Jan 11, 2011
Hynix Semiconductor Inc.
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having tag block for reducing initializ...
Patent number
7,363,460
Issue date
Apr 22, 2008
Hynix Semiconductor Inc.
Jae-Bum Ko
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device with uniform data access time
Patent number
7,304,877
Issue date
Dec 4, 2007
Hynix Semiconductor Inc.
Jae-Bum Ko
G11 - INFORMATION STORAGE
Information
Patent Grant
DRAM for high-speed data access
Patent number
7,277,977
Issue date
Oct 2, 2007
Hynix Semiconductor Inc.
Jeong-Hoon Kook
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and method of driving non-volatile DRAM
Patent number
7,224,609
Issue date
May 29, 2007
Hynix Semiconductor Inc.
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device for enhancing refresh operation in high...
Patent number
7,174,418
Issue date
Feb 6, 2007
Hynix Semiconductor Inc.
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile dynamic random access memory
Patent number
7,099,181
Issue date
Aug 29, 2006
Hynix Semiconductor Inc.
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device for high speed data access
Patent number
7,088,637
Issue date
Aug 8, 2006
Hynix Semiconductor, Inc.
Jae-Bum Ko
G11 - INFORMATION STORAGE
Information
Patent Grant
Analog delay locked loop having duty cycle correction circuit
Patent number
7,078,949
Issue date
Jul 18, 2006
Hynix Semiconductor Inc.
Se-Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor memory device having optimum refresh cycle according...
Patent number
7,075,847
Issue date
Jul 11, 2006
Hynix Semiconductor Inc.
Se-Jun Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device for controlling cell block with state m...
Patent number
7,068,561
Issue date
Jun 27, 2006
Hynix Semiconductor Inc.
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with efficient multiplexing of I/O pad...
Patent number
7,057,964
Issue date
Jun 6, 2006
Hynix Semiconductor Inc.
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Grant
Driving circuit for non-volatile DRAM
Patent number
7,054,201
Issue date
May 30, 2006
Hynix Semiconductor Inc.
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method of driving non-volatile DRAM
Patent number
6,996,007
Issue date
Feb 7, 2006
Hynix Semiconductor, Inc.
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Analog delay locked loop with tracking analog-digital converter
Patent number
6,987,409
Issue date
Jan 17, 2006
Hynix Semiconductor Inc.
Se-Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor memory device with reduced data access time
Patent number
6,937,535
Issue date
Aug 30, 2005
Hynix Semiconductor Inc.
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Analog-to-digital converter
Patent number
6,930,630
Issue date
Aug 16, 2005
Hynix Semiconductor Inc.
Se-Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor memory device capable of accessing data in continuous...
Patent number
6,930,951
Issue date
Aug 16, 2005
Hynix Semiconductor Inc.
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Duty cycle correction circuit and delay locked loop having the same
Patent number
6,859,081
Issue date
Feb 22, 2005
Hynix Semiconductor Inc.
Sang-Hoon Hong
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor memory device
Patent number
6,757,210
Issue date
Jun 29, 2004
Hynix Semiconductor Inc.
Sang Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Grant
Delay circuit of clock synchronization device using delay cells hav...
Patent number
6,686,788
Issue date
Feb 3, 2004
Hynix Semiconductor Inc.
Se Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor memory device, and method for testing the same
Patent number
6,650,581
Issue date
Nov 18, 2003
Hynix Semiconductor Inc.
Sang Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Grant
Clock synchronization device
Patent number
6,597,298
Issue date
Jul 22, 2003
Hynix Semiconductor Inc.
Se Jun Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor memory device having sense amplifier and method for d...
Patent number
6,466,501
Issue date
Oct 15, 2002
Hynix Semiconductor Inc.
Si Hong Kim
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE WITH OPTIMUM REFRESH CYCLE ACCORDING TO...
Publication number
20110286287
Publication date
Nov 24, 2011
Hynix Semiconductor Inc.
Se-Jun KIM
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE HAVING ADVANCED TAG BLOCK
Publication number
20110085405
Publication date
Apr 14, 2011
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Apparatus and method of driving non-volatile DRAM
Publication number
20060083068
Publication date
Apr 20, 2006
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device having optimum refresh cycle according...
Publication number
20050185491
Publication date
Aug 25, 2005
Se-Jun Kim
G11 - INFORMATION STORAGE
Information
Patent Application
ANALOG-TO-DIGITAL CONVERTER
Publication number
20050184897
Publication date
Aug 25, 2005
Se-Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor memory device for controlling cell block with state m...
Publication number
20050141299
Publication date
Jun 30, 2005
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with uniform data access time
Publication number
20050141255
Publication date
Jun 30, 2005
Jae-Bum Ko
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device having advanced tag block
Publication number
20050144419
Publication date
Jun 30, 2005
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with optimum refresh cycle according to...
Publication number
20050141311
Publication date
Jun 30, 2005
Hynix Semiconductor, Inc.
Se-Jun Kim
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with efficient multiplexing of I/O pad...
Publication number
20050141254
Publication date
Jun 30, 2005
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device for high speed data access
Publication number
20050141324
Publication date
Jun 30, 2005
Jae-Bum Ko
G11 - INFORMATION STORAGE
Information
Patent Application
Driving circuit for non-volatile DRAM
Publication number
20050141316
Publication date
Jun 30, 2005
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile dynamic random access memory
Publication number
20050047194
Publication date
Mar 3, 2005
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Application
Apparatus and method of driving non-volatile dram
Publication number
20050041474
Publication date
Feb 24, 2005
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device capable of accessing data in continuous...
Publication number
20040264278
Publication date
Dec 30, 2004
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device for enhancing refresh operation in high...
Publication number
20040221100
Publication date
Nov 4, 2004
Sang-Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Analog delay locked loop with tracking analog-digital converter
Publication number
20040160250
Publication date
Aug 19, 2004
Se-Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Analog delay locked loop having duty cycle correction circuit
Publication number
20040155686
Publication date
Aug 12, 2004
Se-Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Duty cycle correction circuit and delay locked loop having the same
Publication number
20040095174
Publication date
May 20, 2004
Sang-Hoon Hong
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor memory device with reduced data access time
Publication number
20040085835
Publication date
May 6, 2004
Jin-Hong Ahn
G11 - INFORMATION STORAGE
Information
Patent Application
DRAM for high-speed data access
Publication number
20040015646
Publication date
Jan 22, 2004
Jeong-Hoon Kook
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor memory device
Publication number
20040013025
Publication date
Jan 22, 2004
Sang Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Delay circuit of clock synchronization device using delay cells hav...
Publication number
20030006818
Publication date
Jan 9, 2003
Se Jun Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Clock synchronization device
Publication number
20030006923
Publication date
Jan 9, 2003
Se Jun Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Semiconductor memory device, and method for testing the same
Publication number
20030002367
Publication date
Jan 2, 2003
Sang Hoon Hong
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device having sense amplifier and method for d...
Publication number
20020003734
Publication date
Jan 10, 2002
Si Hong Kim
G11 - INFORMATION STORAGE