WO2006029228A3 - Memory using mixed valence conductive oxides - Google Patents
Memory using mixed valence conductive oxides Download PDFInfo
- Publication number
- WO2006029228A3 WO2006029228A3 PCT/US2005/031913 US2005031913W WO2006029228A3 WO 2006029228 A3 WO2006029228 A3 WO 2006029228A3 US 2005031913 W US2005031913 W US 2005031913W WO 2006029228 A3 WO2006029228 A3 WO 2006029228A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- memory
- mixed valence
- valence conductive
- conductive oxides
- oxygen
- Prior art date
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/24—Multistable switching devices, e.g. memristors based on migration or redistribution of ionic species, e.g. anions, vacancies
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/42—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically- coupled or feedback-coupled
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5685—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using storage elements comprising metal oxide memory material, e.g. perovskites
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0007—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements comprising metal oxide memory material, e.g. perovskites
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0009—RRAM elements whose operation depends upon chemical change
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/004—Reading or sensing circuits or methods
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/0069—Writing or programming circuits or methods
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/30—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices comprising selection components having three or more electrodes, e.g. transistors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/80—Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays
- H10B63/84—Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays arranged in a direction perpendicular to the substrate, e.g. 3D cell arrays
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/021—Formation of the switching material, e.g. layer deposition
- H10N70/026—Formation of the switching material, e.g. layer deposition by physical vapor deposition, e.g. sputtering
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/24—Multistable switching devices, e.g. memristors based on migration or redistribution of ionic species, e.g. anions, vacancies
- H10N70/245—Multistable switching devices, e.g. memristors based on migration or redistribution of ionic species, e.g. anions, vacancies the species being metal cations, e.g. programmable metallization cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
- H10N70/826—Device geometry adapted for essentially vertical current flow, e.g. sandwich or pillar type devices
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
- H10N70/828—Current flow limiting means within the switching material region, e.g. constrictions
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/841—Electrodes
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/883—Oxides or nitrides
- H10N70/8833—Binary metal oxides, e.g. TaOx
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/883—Oxides or nitrides
- H10N70/8836—Complex metal oxides, e.g. perovskites, spinels
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/004—Reading or sensing circuits or methods
- G11C2013/0045—Read using current through the cell
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/004—Reading or sensing circuits or methods
- G11C2013/005—Read using potential difference applied between cell electrodes
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/0069—Writing or programming circuits or methods
- G11C2013/009—Write using potential difference applied between cell electrodes
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/10—Resistive cells; Technology aspects
- G11C2213/11—Metal ion trapping, i.e. using memory material including cavities, pores or spaces in form of tunnels or channels wherein metal ions can be trapped but do not react and form an electro-deposit creating filaments or dendrites
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/30—Resistive cell, memory material aspects
- G11C2213/31—Material having complex metal oxide, e.g. perovskite structure
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/30—Resistive cell, memory material aspects
- G11C2213/32—Material having simple binary metal oxide structure
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/50—Resistive cell structure aspects
- G11C2213/53—Structure wherein the resistive material being in a transistor, e.g. gate
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/50—Resistive cell structure aspects
- G11C2213/54—Structure including a tunneling barrier layer, the memory effect implying the modification of tunnel barrier conductivity
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/50—Resistive cell structure aspects
- G11C2213/56—Structure including two electrodes, a memory active layer and a so called passive or source or reservoir layer which is NOT an electrode, wherein the passive or source or reservoir layer is a source of ions which migrate afterwards in the memory active layer to be only trapped there, to form conductive filaments there or to react with the material of the memory active layer in redox way
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/70—Resistive array aspects
- G11C2213/71—Three dimensional array
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/70—Resistive array aspects
- G11C2213/79—Array wherein the access device being a transistor
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Evolutionary Computation (AREA)
- Geometry (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Memories (AREA)
- Semiconductor Integrated Circuits (AREA)
- Conductive Materials (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200580038024.5A CN101057298B (en) | 2004-09-03 | 2005-09-01 | Memory and method for forming memory effect |
EP05794930A EP1800314A2 (en) | 2004-09-03 | 2005-09-01 | Memory using mixed valence conductive oxides |
JP2007530487A JP2008512857A (en) | 2004-09-03 | 2005-09-01 | Memory using mixed valence conductive oxide |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/934,951 US7538338B2 (en) | 2004-09-03 | 2004-09-03 | Memory using variable tunnel barrier widths |
US10/934,951 | 2004-09-03 | ||
US11/095,026 US20060171200A1 (en) | 2004-02-06 | 2005-03-30 | Memory using mixed valence conductive oxides |
US11/095,026 | 2005-03-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2006029228A2 WO2006029228A2 (en) | 2006-03-16 |
WO2006029228A3 true WO2006029228A3 (en) | 2006-07-20 |
Family
ID=35744697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2005/031913 WO2006029228A2 (en) | 2004-09-03 | 2005-09-01 | Memory using mixed valence conductive oxides |
Country Status (6)
Country | Link |
---|---|
US (13) | US20060171200A1 (en) |
EP (2) | EP2284840A3 (en) |
JP (2) | JP2008512857A (en) |
KR (1) | KR20070047341A (en) |
CN (1) | CN102694122A (en) |
WO (1) | WO2006029228A2 (en) |
Cited By (4)
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KR101323779B1 (en) | 2009-07-13 | 2013-10-31 | 시게이트 테크놀로지 엘엘씨 | Non-volatile memory with active ionic interface region |
US8867261B2 (en) | 2010-02-15 | 2014-10-21 | Micron Technology, Inc. | Memcapacitor devices, field effect transistor devices, and, non-volatile memory arrays |
US8902639B2 (en) | 2010-02-15 | 2014-12-02 | Micron Technology, Inc. | Cross-point memory cells, non-volatile memory arrays, methods of reading a memory cell, methods of programming a memory cell, methods of writing to and reading from a memory cell, and computer systems |
US9275728B2 (en) | 2010-08-12 | 2016-03-01 | Micron Technology, Inc. | Memory cells, non-volatile memory arrays, methods of operating memory cells, methods of writing to and writing from a memory cell, and methods of programming a memory cell |
Families Citing this family (166)
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US20060171200A1 (en) | 2004-02-06 | 2006-08-03 | Unity Semiconductor Corporation | Memory using mixed valence conductive oxides |
US7082052B2 (en) | 2004-02-06 | 2006-07-25 | Unity Semiconductor Corporation | Multi-resistive state element with reactive metal |
JP2006245280A (en) * | 2005-03-03 | 2006-09-14 | Matsushita Electric Ind Co Ltd | Field effect transistor and its operation method |
US8565003B2 (en) | 2011-06-28 | 2013-10-22 | Unity Semiconductor Corporation | Multilayer cross-point memory array having reduced disturb susceptibility |
US7889571B2 (en) | 2008-01-09 | 2011-02-15 | Unity Semiconductor Corporation | Buffering systems methods for accessing multiple layers of memory in integrated circuits |
US20130082232A1 (en) | 2011-09-30 | 2013-04-04 | Unity Semiconductor Corporation | Multi Layered Conductive Metal Oxide Structures And Methods For Facilitating Enhanced Performance Characteristics Of Two Terminal Memory Cells |
US9058300B2 (en) * | 2005-03-30 | 2015-06-16 | Unity Semiconductor Corporation | Integrated circuits and methods to control access to multiple layers of memory |
US8111572B2 (en) * | 2007-12-12 | 2012-02-07 | Unity Semiconductor Corporation | Disturb control circuits and methods to control memory disturbs among multiple layers of memory |
US8270193B2 (en) | 2010-01-29 | 2012-09-18 | Unity Semiconductor Corporation | Local bit lines and methods of selecting the same to access memory elements in cross-point arrays |
US8937292B2 (en) | 2011-08-15 | 2015-01-20 | Unity Semiconductor Corporation | Vertical cross point arrays for ultra high density memory applications |
US8559209B2 (en) | 2011-06-10 | 2013-10-15 | Unity Semiconductor Corporation | Array voltage regulating technique to enable data operations on large cross-point memory arrays with resistive memory elements |
US7256415B2 (en) | 2005-05-31 | 2007-08-14 | International Business Machines Corporation | Memory device and method of manufacturing the device by simultaneously conditioning transition metal oxide layers in a plurality of memory cells |
US8395199B2 (en) | 2006-03-25 | 2013-03-12 | 4D-S Pty Ltd. | Systems and methods for fabricating self-aligned memory cell |
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US8308915B2 (en) | 2006-09-14 | 2012-11-13 | 4D-S Pty Ltd. | Systems and methods for magnetron deposition |
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WO2006029228A2 (en) | 2006-03-16 |
US20190173006A1 (en) | 2019-06-06 |
JP2008512857A (en) | 2008-04-24 |
US20210193917A1 (en) | 2021-06-24 |
US20120176840A1 (en) | 2012-07-12 |
US20090303772A1 (en) | 2009-12-10 |
US20080109775A1 (en) | 2008-05-08 |
US8020132B2 (en) | 2011-09-13 |
US20060171200A1 (en) | 2006-08-03 |
US20150380642A1 (en) | 2015-12-31 |
US20120087174A1 (en) | 2012-04-12 |
US20180130946A1 (en) | 2018-05-10 |
US9831425B2 (en) | 2017-11-28 |
US10680171B2 (en) | 2020-06-09 |
US11063214B2 (en) | 2021-07-13 |
US10224480B2 (en) | 2019-03-05 |
US8141021B2 (en) | 2012-03-20 |
EP2284840A2 (en) | 2011-02-16 |
KR20070047341A (en) | 2007-05-04 |
US11672189B2 (en) | 2023-06-06 |
US20090303773A1 (en) | 2009-12-10 |
CN102694122A (en) | 2012-09-26 |
US9159913B2 (en) | 2015-10-13 |
EP2284840A3 (en) | 2011-06-22 |
US20200259079A1 (en) | 2020-08-13 |
JP2012238893A (en) | 2012-12-06 |
EP1800314A2 (en) | 2007-06-27 |
US20150029780A1 (en) | 2015-01-29 |
US20110310658A1 (en) | 2011-12-22 |
US8347254B2 (en) | 2013-01-01 |
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