KR20100084164A - Ｎｖｍ 회로를 논리 회로와 통합하는 방법 - Google Patents

Ｎｖｍ 회로를 논리 회로와 통합하는 방법 Download PDF

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KR20100084164A
KR20100084164A KR1020107009304A KR20107009304A KR20100084164A KR 20100084164 A KR20100084164 A KR 20100084164A KR 1020107009304 A KR1020107009304 A KR 1020107009304A KR 20107009304 A KR20107009304 A KR 20107009304A KR 20100084164 A KR20100084164 A KR 20100084164A
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region
layer
sacrificial layers
logic
gate
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Korean (ko)
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고리샨카르 엘. 친달로어
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프리스케일 세미컨덕터, 인크.
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3105—After-treatment
    • H01L21/31051—Planarisation of the insulating layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
    • H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
    • H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
    • H10B41/42—Simultaneous manufacture of periphery and memory cells
    • H10B41/43—Simultaneous manufacture of periphery and memory cells comprising only one type of peripheral transistor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
    • H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
    • H10B41/42—Simultaneous manufacture of periphery and memory cells
    • H10B41/43—Simultaneous manufacture of periphery and memory cells comprising only one type of peripheral transistor
    • H10B41/44—Simultaneous manufacture of periphery and memory cells comprising only one type of peripheral transistor with a control gate layer also being used as part of the peripheral transistor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
    • H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
    • H10B41/42—Simultaneous manufacture of periphery and memory cells
    • H10B41/43—Simultaneous manufacture of periphery and memory cells comprising only one type of peripheral transistor
    • H10B41/48—Simultaneous manufacture of periphery and memory cells comprising only one type of peripheral transistor with a tunnel dielectric layer also being used as part of the peripheral transistor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B43/00—EEPROM devices comprising charge-trapping gate insulators
    • H10B43/40—EEPROM devices comprising charge-trapping gate insulators characterised by the peripheral circuit region
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/01—Manufacture or treatment
    • H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
    • H10D30/0411—Manufacture or treatment of FETs having insulated gates [IGFET] of FETs having floating gates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/01—Manufacture or treatment
    • H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
    • H10D30/0413—Manufacture or treatment of FETs having insulated gates [IGFET] of FETs having charge-trapping gate insulators, e.g. MNOS transistors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/68—Floating-gate IGFETs
    • H10D30/681—Floating-gate IGFETs having only two programming levels
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/68—Floating-gate IGFETs
    • H10D30/6891—Floating-gate IGFETs characterised by the shapes, relative sizes or dispositions of the floating gate electrode
    • H10D30/6892—Floating-gate IGFETs characterised by the shapes, relative sizes or dispositions of the floating gate electrode having at least one additional gate other than the floating gate and the control gate, e.g. program gate, erase gate or select gate
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/68—Floating-gate IGFETs
    • H10D30/6891—Floating-gate IGFETs characterised by the shapes, relative sizes or dispositions of the floating gate electrode
    • H10D30/6893—Floating-gate IGFETs characterised by the shapes, relative sizes or dispositions of the floating gate electrode wherein the floating gate has multiple non-connected parts, e.g. multi-particle floating gate
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/69—IGFETs having charge trapping gate insulators, e.g. MNOS transistors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/69—IGFETs having charge trapping gate insulators, e.g. MNOS transistors
    • H10D30/694—IGFETs having charge trapping gate insulators, e.g. MNOS transistors characterised by the shapes, relative sizes or dispositions of the gate electrodes
    • H10D30/696—IGFETs having charge trapping gate insulators, e.g. MNOS transistors characterised by the shapes, relative sizes or dispositions of the gate electrodes having at least one additional gate, e.g. program gate, erase gate or select gate
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/01—Manufacture or treatment
    • H10D64/031—Manufacture or treatment of data-storage electrodes
    • H10D64/035—Manufacture or treatment of data-storage electrodes comprising conductor-insulator-conductor-insulator-semiconductor structures
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/01—Manufacture or treatment
    • H10D64/031—Manufacture or treatment of data-storage electrodes
    • H10D64/037—Manufacture or treatment of data-storage electrodes comprising charge-trapping insulators

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Nanotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Semiconductor Memories (AREA)
  • Non-Volatile Memory (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
KR1020107009304A 2007-10-29 2008-09-18 Ｎｖｍ 회로를 논리 회로와 통합하는 방법 Withdrawn KR20100084164A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/926,348 US7745344B2 (en) 2007-10-29 2007-10-29 Method for integrating NVM circuitry with logic circuitry
US11/926,348 2007-10-29

Publications (1)

Publication Number Publication Date
KR20100084164A true KR20100084164A (ko) 2010-07-23

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KR1020107009304A Withdrawn KR20100084164A (ko) 2007-10-29 2008-09-18 Ｎｖｍ 회로를 논리 회로와 통합하는 방법

Country Status (8)

Country Link
US (1) US7745344B2 (enExample)
EP (1) EP2206151B1 (enExample)
JP (1) JP2011502353A (enExample)
KR (1) KR20100084164A (enExample)
CN (1) CN101842899B (enExample)
AT (1) ATE554501T1 (enExample)
TW (1) TWI437667B (enExample)
WO (1) WO2009058486A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021271A (ko) * 2010-08-31 2012-03-08 프리스케일 세미컨덕터, 인크. 비-휘발성 메모리(ｎｖｍ) 영역의 동시 에칭을 동반한 비휘발성 메모리(ｎｖｍ)의 게이트 스택 패터닝

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010067645A (ja) * 2008-09-08 2010-03-25 Renesas Technology Corp 半導体装置およびその製造方法
FR2959349B1 (fr) * 2010-04-22 2012-09-21 Commissariat Energie Atomique Fabrication d'une memoire a deux grilles independantes auto-alignees
US8399310B2 (en) 2010-10-29 2013-03-19 Freescale Semiconductor, Inc. Non-volatile memory and logic circuit process integration
US8669158B2 (en) 2012-01-04 2014-03-11 Mark D. Hall Non-volatile memory (NVM) and logic integration
US8658497B2 (en) 2012-01-04 2014-02-25 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and logic integration
US8906764B2 (en) 2012-01-04 2014-12-09 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and logic integration
US8951863B2 (en) 2012-04-06 2015-02-10 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and logic integration
US8722493B2 (en) 2012-04-09 2014-05-13 Freescale Semiconductor, Inc. Logic transistor and non-volatile memory cell integration
US9087913B2 (en) 2012-04-09 2015-07-21 Freescale Semiconductor, Inc. Integration technique using thermal oxide select gate dielectric for select gate and apartial replacement gate for logic
US8728886B2 (en) 2012-06-08 2014-05-20 Freescale Semiconductor, Inc. Integrating formation of a replacement gate transistor and a non-volatile memory cell using a high-k dielectric
TWI485811B (zh) * 2012-07-18 2015-05-21 Maxchip Electronics Corp 半導體結構的製造方法
US9111865B2 (en) * 2012-10-26 2015-08-18 Freescale Semiconductor, Inc. Method of making a logic transistor and a non-volatile memory (NVM) cell
JP6026914B2 (ja) * 2013-02-12 2016-11-16 ルネサスエレクトロニクス株式会社 半導体装置の製造方法
US8741719B1 (en) 2013-03-08 2014-06-03 Freescale Semiconductor, Inc. Integrating formation of a logic transistor and a non-volatile memory cell using a partial replacement gate technique
US8716089B1 (en) 2013-03-08 2014-05-06 Freescale Semiconductor, Inc. Integrating formation of a replacement gate transistor and a non-volatile memory cell having thin film storage
US9006093B2 (en) 2013-06-27 2015-04-14 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and high voltage transistor integration
CN104347514B (zh) * 2013-07-30 2017-08-01 中芯国际集成电路制造(上海)有限公司 一种嵌入式闪存的制作方法
US8871598B1 (en) 2013-07-31 2014-10-28 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and high-k and metal gate integration using gate-first methodology
US9129996B2 (en) 2013-07-31 2015-09-08 Freescale Semiconductor, Inc. Non-volatile memory (NVM) cell and high-K and metal gate transistor integration
US8877585B1 (en) 2013-08-16 2014-11-04 Freescale Semiconductor, Inc. Non-volatile memory (NVM) cell, high voltage transistor, and high-K and metal gate transistor integration
US9082837B2 (en) 2013-08-08 2015-07-14 Freescale Semiconductor, Inc. Nonvolatile memory bitcell with inlaid high k metal select gate
US9082650B2 (en) 2013-08-21 2015-07-14 Freescale Semiconductor, Inc. Integrated split gate non-volatile memory cell and logic structure
US9252246B2 (en) 2013-08-21 2016-02-02 Freescale Semiconductor, Inc. Integrated split gate non-volatile memory cell and logic device
US9275864B2 (en) 2013-08-22 2016-03-01 Freescale Semiconductor,Inc. Method to form a polysilicon nanocrystal thin film storage bitcell within a high k metal gate platform technology using a gate last process to form transistor gates
US8932925B1 (en) * 2013-08-22 2015-01-13 Freescale Semiconductor, Inc. Split-gate non-volatile memory (NVM) cell and device structure integration
US9129855B2 (en) 2013-09-30 2015-09-08 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and high-k and metal gate integration using gate-first methodology
US9136129B2 (en) 2013-09-30 2015-09-15 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and high-k and metal gate integration using gate-last methodology
US8901632B1 (en) 2013-09-30 2014-12-02 Freescale Semiconductor, Inc. Non-volatile memory (NVM) and high-K and metal gate integration using gate-last methodology
US9231077B2 (en) 2014-03-03 2016-01-05 Freescale Semiconductor, Inc. Method of making a logic transistor and non-volatile memory (NVM) cell
US9112056B1 (en) 2014-03-28 2015-08-18 Freescale Semiconductor, Inc. Method for forming a split-gate device
US9472418B2 (en) 2014-03-28 2016-10-18 Freescale Semiconductor, Inc. Method for forming a split-gate device
US9252152B2 (en) 2014-03-28 2016-02-02 Freescale Semiconductor, Inc. Method for forming a split-gate device
US9343314B2 (en) 2014-05-30 2016-05-17 Freescale Semiconductor, Inc. Split gate nanocrystal memory integration
US9379222B2 (en) 2014-05-30 2016-06-28 Freescale Semiconductor, Inc. Method of making a split gate non-volatile memory (NVM) cell
US9257445B2 (en) * 2014-05-30 2016-02-09 Freescale Semiconductor, Inc. Method of making a split gate non-volatile memory (NVM) cell and a logic transistor
CN105336698B (zh) * 2014-07-10 2018-11-16 中芯国际集成电路制造(上海)有限公司 半导体器件的制造方法
US10134748B2 (en) 2016-11-29 2018-11-20 Taiwan Semiconductor Manufacturing Co., Ltd. Cell boundary structure for embedded memory

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2664685B2 (ja) * 1987-07-31 1997-10-15 株式会社東芝 半導体装置の製造方法
JP3107199B2 (ja) 1996-08-29 2000-11-06 日本電気株式会社 不揮発性半導体記憶装置の製造方法
US6236101B1 (en) * 1997-11-05 2001-05-22 Texas Instruments Incorporated Metallization outside protective overcoat for improved capacitors and inductors
US6271143B1 (en) * 1999-05-06 2001-08-07 Motorola, Inc. Method for preventing trench fill erosion
US6323047B1 (en) 1999-08-03 2001-11-27 Advanced Micro Devices, Inc. Method for monitoring second gate over-etch in a semiconductor device
KR100555485B1 (ko) 1999-09-13 2006-03-03 삼성전자주식회사 플래쉬 메모리 소자의 제조방법
JP4096507B2 (ja) * 2000-09-29 2008-06-04 富士通株式会社 半導体装置の製造方法
US6509235B2 (en) 2001-01-19 2003-01-21 United Microelectronics Corp. Method for making an embedded memory MOS
US6559059B2 (en) 2001-01-19 2003-05-06 United Microelectronics Corp. Method for fabricating a MOS transistor of an embedded memory
US6531350B2 (en) 2001-02-22 2003-03-11 Halo, Inc. Twin MONOS cell fabrication method and array organization
US6808974B2 (en) * 2001-05-15 2004-10-26 International Business Machines Corporation CMOS structure with maximized polysilicon gate activation and a method for selectively maximizing doping activation in gate, extension, and source/drain regions
US6818504B2 (en) * 2001-08-10 2004-11-16 Hynix Semiconductor America, Inc. Processes and structures for self-aligned contact non-volatile memory with peripheral transistors easily modifiable for various technologies and applications
US6753242B2 (en) 2002-03-19 2004-06-22 Motorola, Inc. Integrated circuit device and method therefor
US6875622B1 (en) * 2002-11-01 2005-04-05 Advanced Micro Devices, Inc. Method and apparatus for determining electromagnetic properties of a process layer using scatterometry measurements
KR100500448B1 (ko) * 2003-02-06 2005-07-14 삼성전자주식회사 선택적 디스포저블 스페이서 기술을 사용하는 반도체집적회로의 제조방법 및 그에 의해 제조된 반도체 집적회로
JP4477886B2 (ja) * 2003-04-28 2010-06-09 株式会社ルネサステクノロジ 半導体装置の製造方法
US8101467B2 (en) * 2003-10-28 2012-01-24 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal display device and method for manufacturing the same, and liquid crystal television receiver
US6964902B2 (en) 2004-02-26 2005-11-15 Freescale Semiconductor, Inc. Method for removing nanoclusters from selected regions
US7361543B2 (en) * 2004-11-12 2008-04-22 Freescale Semiconductor, Inc. Method of forming a nanocluster charge storage device
US7151302B1 (en) 2005-06-24 2006-12-19 Freescale Semiconductor, Inc. Method and apparatus for maintaining topographical uniformity of a semiconductor memory array
US7361551B2 (en) * 2006-02-16 2008-04-22 Freescale Semiconductor, Inc. Method for making an integrated circuit having an embedded non-volatile memory
US7700439B2 (en) * 2006-03-15 2010-04-20 Freescale Semiconductor, Inc. Silicided nonvolatile memory and method of making same
JP2007281348A (ja) * 2006-04-11 2007-10-25 Renesas Technology Corp 半導体装置およびその製造方法
JP2009049338A (ja) * 2007-08-23 2009-03-05 Toshiba Corp 半導体装置及びその製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021271A (ko) * 2010-08-31 2012-03-08 프리스케일 세미컨덕터, 인크. 비-휘발성 메모리(ｎｖｍ) 영역의 동시 에칭을 동반한 비휘발성 메모리(ｎｖｍ)의 게이트 스택 패터닝

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TW200939404A (en) 2009-09-16
TWI437667B (zh) 2014-05-11
WO2009058486A1 (en) 2009-05-07
EP2206151A4 (en) 2010-11-24
JP2011502353A (ja) 2011-01-20
ATE554501T1 (de) 2012-05-15
US20090111226A1 (en) 2009-04-30
EP2206151A1 (en) 2010-07-14
CN101842899B (zh) 2012-08-29
CN101842899A (zh) 2010-09-22
US7745344B2 (en) 2010-06-29
EP2206151B1 (en) 2012-04-18

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