KR100750771B1 - 천공된 컨디셔닝 디스크를 이용한 진공 보조 패드 컨디셔닝 방법 - Google Patents
천공된 컨디셔닝 디스크를 이용한 진공 보조 패드 컨디셔닝 방법 Download PDFInfo
- Publication number
- KR100750771B1 KR100750771B1 KR1020057022693A KR20057022693A KR100750771B1 KR 100750771 B1 KR100750771 B1 KR 100750771B1 KR 1020057022693 A KR1020057022693 A KR 1020057022693A KR 20057022693 A KR20057022693 A KR 20057022693A KR 100750771 B1 KR100750771 B1 KR 100750771B1
- Authority
- KR
- South Korea
- Prior art keywords
- conditioning
- polishing
- pad
- slurry
- debris
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/013—Application of loose grinding agent as auxiliary tool during truing operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/017—Devices or means for dressing, cleaning or otherwise conditioning lapping tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/02—Devices or means for dressing or conditioning abrasive surfaces of plane surfaces on abrasive tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
-
- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/447,373 US7052371B2 (en) | 2003-05-29 | 2003-05-29 | Vacuum-assisted pad conditioning system and method utilizing an apertured conditioning disk |
| US10/447,373 | 2003-05-29 | ||
| PCT/US2004/016353 WO2004112091A2 (en) | 2003-05-29 | 2004-05-25 | Vacuum-assisted pad conditioning system and method utilizing an apertured conditioning disk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060024781A KR20060024781A (ko) | 2006-03-17 |
| KR100750771B1 true KR100750771B1 (ko) | 2007-08-20 |
Family
ID=33451205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020057022693A Expired - Fee Related KR100750771B1 (ko) | 2003-05-29 | 2004-05-25 | 천공된 컨디셔닝 디스크를 이용한 진공 보조 패드 컨디셔닝 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US7052371B2 (enExample) |
| EP (1) | EP1633527B1 (enExample) |
| JP (1) | JP2007500087A (enExample) |
| KR (1) | KR100750771B1 (enExample) |
| CN (2) | CN101444900A (enExample) |
| DE (1) | DE602004017170D1 (enExample) |
| WO (1) | WO2004112091A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014149676A1 (en) * | 2013-03-15 | 2014-09-25 | Applied Materials, Inc. | Polishing pad cleaning with vacuum apparatus |
Families Citing this family (56)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7052371B2 (en) * | 2003-05-29 | 2006-05-30 | Tbw Industries Inc. | Vacuum-assisted pad conditioning system and method utilizing an apertured conditioning disk |
| US20060068687A1 (en) * | 2004-09-29 | 2006-03-30 | Peggy Butler | Apparatus for dry footing and sanding ceramic pieces and method of using same |
| KR100693251B1 (ko) * | 2005-03-07 | 2007-03-13 | 삼성전자주식회사 | 연마 속도와 연마 패드의 조도를 향상시킬 수 있는 패드 컨디셔너 및 이를 이용하는 화학기계적 연마 장치 |
| US8398463B2 (en) * | 2005-03-07 | 2013-03-19 | Rajeev Bajaj | Pad conditioner and method |
| US20100173567A1 (en) * | 2006-02-06 | 2010-07-08 | Chien-Min Sung | Methods and Devices for Enhancing Chemical Mechanical Polishing Processes |
| US8142261B1 (en) * | 2006-11-27 | 2012-03-27 | Chien-Min Sung | Methods for enhancing chemical mechanical polishing pad processes |
| US7749050B2 (en) * | 2006-02-06 | 2010-07-06 | Chien-Min Sung | Pad conditioner dresser |
| US20080032609A1 (en) * | 2006-03-08 | 2008-02-07 | Benedict Jeffrey H | Apparatus for reducing contaminants from a chemical mechanical polishing pad |
| US20080271384A1 (en) * | 2006-09-22 | 2008-11-06 | Saint-Gobain Ceramics & Plastics, Inc. | Conditioning tools and techniques for chemical mechanical planarization |
| US7597608B2 (en) * | 2006-10-30 | 2009-10-06 | Applied Materials, Inc. | Pad conditioning device with flexible media mount |
| US7658187B2 (en) * | 2007-01-16 | 2010-02-09 | John Budiac | Adjustable stone cutting guide system |
| US20090127231A1 (en) * | 2007-11-08 | 2009-05-21 | Chien-Min Sung | Methods of Forming Superhard Cutters and Superhard Cutters Formed Thereby |
| US8182315B2 (en) * | 2008-03-24 | 2012-05-22 | Phuong Van Nguyen | Chemical mechanical polishing pad and dresser |
| US8337279B2 (en) | 2008-06-23 | 2012-12-25 | Applied Materials, Inc. | Closed-loop control for effective pad conditioning |
| US8221193B2 (en) * | 2008-08-07 | 2012-07-17 | Applied Materials, Inc. | Closed loop control of pad profile based on metrology feedback |
| US8197306B2 (en) * | 2008-10-31 | 2012-06-12 | Araca, Inc. | Method and device for the injection of CMP slurry |
| US8845395B2 (en) | 2008-10-31 | 2014-09-30 | Araca Inc. | Method and device for the injection of CMP slurry |
| DE102008058638A1 (de) * | 2008-11-22 | 2010-05-27 | Peter Wolters Gmbh | Verfahren zum Betreiben einer Doppelseitenschleifmaschine sowie Doppelseitenschleifmaschine |
| EP3629051A1 (en) | 2009-03-02 | 2020-04-01 | Diversey, Inc. | Hygiene monitoring and management system and method |
| EP2411181A1 (en) | 2009-03-24 | 2012-02-01 | Saint-Gobain Abrasives, Inc. | Abrasive tool for use as a chemical mechanical planarization pad conditioner |
| JP2010228058A (ja) * | 2009-03-27 | 2010-10-14 | Fujikoshi Mach Corp | 研磨布の洗浄装置および洗浄方法 |
| MY155563A (en) * | 2009-06-02 | 2015-10-30 | Saint Gobain Abrasives Inc | Corrosion-resistant cmp conditioning tools and methods for making and using same |
| US20110097977A1 (en) * | 2009-08-07 | 2011-04-28 | Abrasive Technology, Inc. | Multiple-sided cmp pad conditioning disk |
| WO2011028700A2 (en) | 2009-09-01 | 2011-03-10 | Saint-Gobain Abrasives, Inc. | Chemical mechanical polishing conditioner |
| US8758091B2 (en) | 2010-04-06 | 2014-06-24 | Massachusetts Institute Of Technology | Chemical-mechanical polishing pad conditioning system |
| CN102782814A (zh) * | 2010-04-30 | 2012-11-14 | 应用材料公司 | 垫片状态化刮扫力矩模式化以达成恒定移除率 |
| JP5511600B2 (ja) * | 2010-09-09 | 2014-06-04 | 株式会社荏原製作所 | 研磨装置 |
| JP2012094659A (ja) * | 2010-10-26 | 2012-05-17 | Disco Abrasive Syst Ltd | スピンナ洗浄装置 |
| US10065288B2 (en) * | 2012-02-14 | 2018-09-04 | Taiwan Semiconductor Manufacturing Co., Ltd. | Chemical mechanical polishing (CMP) platform for local profile control |
| CN102873640B (zh) * | 2012-09-18 | 2017-07-25 | 上海集成电路研发中心有限公司 | 研磨垫修整器 |
| US10226853B2 (en) | 2013-01-18 | 2019-03-12 | Applied Materials, Inc. | Methods and apparatus for conditioning of chemical mechanical polishing pads |
| CN105722641B (zh) * | 2013-10-25 | 2019-05-28 | 应用材料公司 | 用于化学机械平坦化后的基板抛光预清洁的系统、方法和装置 |
| US10328549B2 (en) * | 2013-12-11 | 2019-06-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | Polishing head, chemical-mechanical polishing system and method for polishing substrate |
| US9375825B2 (en) | 2014-04-30 | 2016-06-28 | Applied Materials, Inc. | Polishing pad conditioning system including suction |
| US9312142B2 (en) * | 2014-06-10 | 2016-04-12 | Globalfoundries Inc. | Chemical mechanical polishing method and apparatus |
| US9452506B2 (en) * | 2014-07-15 | 2016-09-27 | Applied Materials, Inc. | Vacuum cleaning systems for polishing pads, and related methods |
| USD793971S1 (en) | 2015-03-27 | 2017-08-08 | Veeco Instruments Inc. | Wafer carrier with a 14-pocket configuration |
| USD793972S1 (en) * | 2015-03-27 | 2017-08-08 | Veeco Instruments Inc. | Wafer carrier with a 31-pocket configuration |
| USD778247S1 (en) | 2015-04-16 | 2017-02-07 | Veeco Instruments Inc. | Wafer carrier with a multi-pocket configuration |
| CN105538047B (zh) * | 2015-12-11 | 2017-09-22 | 中国航空工业集团公司北京航空材料研究院 | 一种航空有机透明制件的表面研抛方法 |
| JP6842859B2 (ja) * | 2016-08-12 | 2021-03-17 | 株式会社荏原製作所 | ドレッシング装置、研磨装置、ホルダー、ハウジング及びドレッシング方法 |
| US10357861B2 (en) | 2016-11-28 | 2019-07-23 | Baker Hughes, A Ge Company, Llc | Magnetic sample holder for abrasive operations and related methods |
| US10005170B1 (en) | 2016-12-21 | 2018-06-26 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Methods of cleaning CMP polishing pads |
| CN114393523A (zh) * | 2016-12-22 | 2022-04-26 | 3M创新有限公司 | 用于形成磨料颗粒层的设备以及形成磨料制品的方法 |
| US10857651B2 (en) * | 2017-11-20 | 2020-12-08 | Taiwan Semiconductor Manufacturing Company Ltd. | Apparatus of chemical mechanical polishing and operating method thereof |
| KR102037747B1 (ko) * | 2018-01-08 | 2019-10-29 | 에스케이실트론 주식회사 | 웨이퍼 연마 장치 |
| KR102561647B1 (ko) * | 2018-05-28 | 2023-07-31 | 삼성전자주식회사 | 컨디셔너 및 이를 포함하는 화학 기계적 연마 장치 |
| US10843307B2 (en) | 2018-09-28 | 2020-11-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Vacuum assembly for chemical mechanical polishing |
| CN111571341B (zh) * | 2020-05-29 | 2020-12-22 | 杭州勒格智能设备有限公司 | 一种泵体叶轮制造自动化精加工设备 |
| US11794305B2 (en) | 2020-09-28 | 2023-10-24 | Applied Materials, Inc. | Platen surface modification and high-performance pad conditioning to improve CMP performance |
| US12017325B2 (en) * | 2021-03-04 | 2024-06-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | System and method for removing debris during chemical mechanical planarization |
| USD1051530S1 (en) * | 2023-03-29 | 2024-11-12 | Irobot Corporation | Drip tray for use with a mobile cleaning robot |
| JP1770111S (ja) | 2023-03-09 | 2024-05-10 | 移動型掃除ロボット用ドリップトレイ | |
| JP1788034S (ja) | 2023-03-15 | 2024-12-27 | 移動掃除ロボット用クリーニングパッド | |
| USD1049528S1 (en) * | 2023-03-29 | 2024-10-29 | Irobot Corporation | Cleaning pad for use in a mobile cleaning robot |
| CN117047616B (zh) * | 2023-10-09 | 2023-12-08 | 内蒙金属材料研究所 | 一种基于稀土高强高韧钢加工的定位打磨设备 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6508697B1 (en) * | 2001-07-16 | 2003-01-21 | Robert Lyle Benner | Polishing pad conditioning system |
Family Cites Families (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4222204A (en) * | 1979-06-18 | 1980-09-16 | Benner Robert L | Holder for an abrasive plate |
| US5081051A (en) * | 1990-09-12 | 1992-01-14 | Intel Corporation | Method for conditioning the surface of a polishing pad |
| US5216843A (en) * | 1992-09-24 | 1993-06-08 | Intel Corporation | Polishing pad conditioning apparatus for wafer planarization process |
| US5456627A (en) * | 1993-12-20 | 1995-10-10 | Westech Systems, Inc. | Conditioner for a polishing pad and method therefor |
| JP3036348B2 (ja) * | 1994-03-23 | 2000-04-24 | 三菱マテリアル株式会社 | ウェーハ研磨パッドのツルーイング装置 |
| US5486131A (en) * | 1994-01-04 | 1996-01-23 | Speedfam Corporation | Device for conditioning polishing pads |
| JPH09174428A (ja) * | 1995-12-27 | 1997-07-08 | Toshiba Corp | ラップ加工方法 |
| JP3722591B2 (ja) * | 1997-05-30 | 2005-11-30 | 株式会社日立製作所 | 研磨装置 |
| US5885137A (en) * | 1997-06-27 | 1999-03-23 | Siemens Aktiengesellschaft | Chemical mechanical polishing pad conditioner |
| CN1204141A (zh) * | 1997-06-27 | 1999-01-06 | 西门子公司 | 化学机械抛光衬垫调理装置 |
| US5904615A (en) * | 1997-07-18 | 1999-05-18 | Hankook Machine Tools Co., Ltd. | Pad conditioner for chemical mechanical polishing apparatus |
| JP2845238B1 (ja) * | 1997-08-29 | 1999-01-13 | 日本電気株式会社 | 平面研磨装置 |
| US5916010A (en) * | 1997-10-30 | 1999-06-29 | International Business Machines Corporation | CMP pad maintenance apparatus and method |
| US6179693B1 (en) * | 1998-10-06 | 2001-01-30 | International Business Machines Corporation | In-situ/self-propelled polishing pad conditioner and cleaner |
| US6261158B1 (en) * | 1998-12-16 | 2001-07-17 | Speedfam-Ipec | Multi-step chemical mechanical polishing |
| US6263605B1 (en) * | 1998-12-21 | 2001-07-24 | Motorola, Inc. | Pad conditioner coupling and end effector for a chemical mechanical planarization system and method therefor |
| TW383644U (en) * | 1999-03-23 | 2000-03-01 | Vanguard Int Semiconduct Corp | Dressing apparatus |
| US6302771B1 (en) * | 1999-04-01 | 2001-10-16 | Philips Semiconductor, Inc. | CMP pad conditioner arrangement and method therefor |
| EP1080840A3 (en) * | 1999-08-30 | 2004-01-02 | Mitsubishi Materials Corporation | Polishing apparatus, polishing method and method of conditioning polishing pad |
| JP2001260024A (ja) * | 2000-03-10 | 2001-09-25 | Mitsubishi Materials Corp | ドレッサー装置用洗浄装置 |
| JP3665523B2 (ja) * | 1999-12-28 | 2005-06-29 | 株式会社東芝 | ドレッシング方法 |
| JP2001191246A (ja) * | 2000-01-06 | 2001-07-17 | Nec Corp | 平面研磨装置および平面研磨方法 |
| US6331136B1 (en) * | 2000-01-25 | 2001-12-18 | Koninklijke Philips Electronics N.V. (Kpenv) | CMP pad conditioner arrangement and method therefor |
| JP4310884B2 (ja) * | 2000-05-12 | 2009-08-12 | 株式会社デンソー | 研磨方法、研磨剤組成物及び研磨装置 |
| JP2002210649A (ja) * | 2001-01-16 | 2002-07-30 | Super Silicon Kenkyusho:Kk | 半導体ウエハのhaze低減化方法 |
| JP4096286B2 (ja) * | 2001-03-30 | 2008-06-04 | 株式会社Sumco | 半導体ウェーハの研磨方法 |
| US6884152B2 (en) * | 2003-02-11 | 2005-04-26 | Micron Technology, Inc. | Apparatuses and methods for conditioning polishing pads used in polishing micro-device workpieces |
| US7052371B2 (en) * | 2003-05-29 | 2006-05-30 | Tbw Industries Inc. | Vacuum-assisted pad conditioning system and method utilizing an apertured conditioning disk |
-
2003
- 2003-05-29 US US10/447,373 patent/US7052371B2/en not_active Expired - Lifetime
-
2004
- 2004-04-07 US US10/819,754 patent/US7258600B1/en not_active Expired - Fee Related
- 2004-05-25 KR KR1020057022693A patent/KR100750771B1/ko not_active Expired - Fee Related
- 2004-05-25 CN CNA2009100000693A patent/CN101444900A/zh active Pending
- 2004-05-25 CN CNB2004800145857A patent/CN100469528C/zh not_active Expired - Fee Related
- 2004-05-25 EP EP04753223A patent/EP1633527B1/en not_active Expired - Lifetime
- 2004-05-25 WO PCT/US2004/016353 patent/WO2004112091A2/en not_active Ceased
- 2004-05-25 DE DE602004017170T patent/DE602004017170D1/de not_active Expired - Lifetime
- 2004-05-25 JP JP2006533386A patent/JP2007500087A/ja active Pending
-
2007
- 2007-08-13 US US11/891,689 patent/US7575503B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6508697B1 (en) * | 2001-07-16 | 2003-01-21 | Robert Lyle Benner | Polishing pad conditioning system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014149676A1 (en) * | 2013-03-15 | 2014-09-25 | Applied Materials, Inc. | Polishing pad cleaning with vacuum apparatus |
| US9498866B2 (en) | 2013-03-15 | 2016-11-22 | Applied Materials, Inc. | Polishing pad cleaning with vacuum apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1795074A (zh) | 2006-06-28 |
| US7052371B2 (en) | 2006-05-30 |
| US7575503B2 (en) | 2009-08-18 |
| WO2004112091A2 (en) | 2004-12-23 |
| EP1633527A2 (en) | 2006-03-15 |
| US20040241989A1 (en) | 2004-12-02 |
| CN100469528C (zh) | 2009-03-18 |
| US7258600B1 (en) | 2007-08-21 |
| DE602004017170D1 (de) | 2008-11-27 |
| WO2004112091A3 (en) | 2005-03-24 |
| EP1633527A4 (en) | 2007-05-09 |
| EP1633527B1 (en) | 2008-10-15 |
| CN101444900A (zh) | 2009-06-03 |
| KR20060024781A (ko) | 2006-03-17 |
| JP2007500087A (ja) | 2007-01-11 |
| US20070281592A1 (en) | 2007-12-06 |
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