DE69119871D1 - Verfahren zum Ätzen von Schichten mit vorgegebener Tiefe in integrierten Schaltungen - Google Patents
Verfahren zum Ätzen von Schichten mit vorgegebener Tiefe in integrierten SchaltungenInfo
- Publication number
- DE69119871D1 DE69119871D1 DE69119871T DE69119871T DE69119871D1 DE 69119871 D1 DE69119871 D1 DE 69119871D1 DE 69119871 T DE69119871 T DE 69119871T DE 69119871 T DE69119871 T DE 69119871T DE 69119871 D1 DE69119871 D1 DE 69119871D1
- Authority
- DE
- Germany
- Prior art keywords
- integrated circuits
- predetermined depth
- etching layers
- etching
- layers
- 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 - Lifetime
Links
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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28114—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor characterised by the sectional shape, e.g. T, inverted-T
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0335—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by their behaviour during the process, e.g. soluble masks, redeposited masks
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
- H01L21/3081—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their composition, e.g. multilayer masks, materials
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
- H01L21/3083—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/3085—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by their behaviour during the process, e.g. soluble masks, redeposited masks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9014306A FR2669466B1 (fr) | 1990-11-16 | 1990-11-16 | Procede de gravure de couches de circuit integre a profondeur fixee et circuit integre correspondant. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69119871D1 true DE69119871D1 (de) | 1996-07-04 |
DE69119871T2 DE69119871T2 (de) | 1996-11-28 |
Family
ID=9402286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69119871T Expired - Lifetime DE69119871T2 (de) | 1990-11-16 | 1991-11-14 | Verfahren zum Ätzen von Schichten mit vorgegebener Tiefe in integrierten Schaltungen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5330617A (de) |
EP (1) | EP0487380B1 (de) |
JP (1) | JPH06177090A (de) |
DE (1) | DE69119871T2 (de) |
FR (1) | FR2669466B1 (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4029912A1 (de) * | 1990-09-21 | 1992-03-26 | Philips Patentverwaltung | Verfahren zur bildung mindestens eines grabens in einer substratschicht |
US5465859A (en) * | 1994-04-28 | 1995-11-14 | International Business Machines Corporation | Dual phase and hybrid phase shifting mask fabrication using a surface etch monitoring technique |
US7550794B2 (en) | 2002-09-20 | 2009-06-23 | Idc, Llc | Micromechanical systems device comprising a displaceable electrode and a charge-trapping layer |
US7297471B1 (en) | 2003-04-15 | 2007-11-20 | Idc, Llc | Method for manufacturing an array of interferometric modulators |
US5539255A (en) * | 1995-09-07 | 1996-07-23 | International Business Machines Corporation | Semiconductor structure having self-aligned interconnection metallization formed from a single layer of metal |
US5776808A (en) * | 1996-12-26 | 1998-07-07 | Siemens Aktiengesellschaft | Pad stack with a poly SI etch stop for TEOS mask removal with RIE |
US6794119B2 (en) | 2002-02-12 | 2004-09-21 | Iridigm Display Corporation | Method for fabricating a structure for a microelectromechanical systems (MEMS) device |
US7781850B2 (en) | 2002-09-20 | 2010-08-24 | Qualcomm Mems Technologies, Inc. | Controlling electromechanical behavior of structures within a microelectromechanical systems device |
TW570896B (en) * | 2003-05-26 | 2004-01-11 | Prime View Int Co Ltd | A method for fabricating an interference display cell |
US7221495B2 (en) * | 2003-06-24 | 2007-05-22 | Idc Llc | Thin film precursor stack for MEMS manufacturing |
TWI231865B (en) * | 2003-08-26 | 2005-05-01 | Prime View Int Co Ltd | An interference display cell and fabrication method thereof |
TW593126B (en) * | 2003-09-30 | 2004-06-21 | Prime View Int Co Ltd | A structure of a micro electro mechanical system and manufacturing the same |
US7405861B2 (en) | 2004-09-27 | 2008-07-29 | Idc, Llc | Method and device for protecting interferometric modulators from electrostatic discharge |
US7553684B2 (en) * | 2004-09-27 | 2009-06-30 | Idc, Llc | Method of fabricating interferometric devices using lift-off processing techniques |
US7161730B2 (en) * | 2004-09-27 | 2007-01-09 | Idc, Llc | System and method for providing thermal compensation for an interferometric modulator display |
US7369296B2 (en) | 2004-09-27 | 2008-05-06 | Idc, Llc | Device and method for modifying actuation voltage thresholds of a deformable membrane in an interferometric modulator |
US7417783B2 (en) | 2004-09-27 | 2008-08-26 | Idc, Llc | Mirror and mirror layer for optical modulator and method |
US7420728B2 (en) | 2004-09-27 | 2008-09-02 | Idc, Llc | Methods of fabricating interferometric modulators by selectively removing a material |
US7373026B2 (en) | 2004-09-27 | 2008-05-13 | Idc, Llc | MEMS device fabricated on a pre-patterned substrate |
US7349136B2 (en) | 2004-09-27 | 2008-03-25 | Idc, Llc | Method and device for a display having transparent components integrated therein |
US7684104B2 (en) | 2004-09-27 | 2010-03-23 | Idc, Llc | MEMS using filler material and method |
US20060065622A1 (en) * | 2004-09-27 | 2006-03-30 | Floyd Philip D | Method and system for xenon fluoride etching with enhanced efficiency |
US7492502B2 (en) | 2004-09-27 | 2009-02-17 | Idc, Llc | Method of fabricating a free-standing microstructure |
TW200628877A (en) | 2005-02-04 | 2006-08-16 | Prime View Int Co Ltd | Method of manufacturing optical interference type color display |
JP2009503564A (ja) | 2005-07-22 | 2009-01-29 | クアルコム,インコーポレイテッド | Memsデバイスのための支持構造、およびその方法 |
US7630114B2 (en) | 2005-10-28 | 2009-12-08 | Idc, Llc | Diffusion barrier layer for MEMS devices |
US7795061B2 (en) * | 2005-12-29 | 2010-09-14 | Qualcomm Mems Technologies, Inc. | Method of creating MEMS device cavities by a non-etching process |
US7382515B2 (en) | 2006-01-18 | 2008-06-03 | Qualcomm Mems Technologies, Inc. | Silicon-rich silicon nitrides as etch stops in MEMS manufacture |
US7547568B2 (en) | 2006-02-22 | 2009-06-16 | Qualcomm Mems Technologies, Inc. | Electrical conditioning of MEMS device and insulating layer thereof |
US7450295B2 (en) | 2006-03-02 | 2008-11-11 | Qualcomm Mems Technologies, Inc. | Methods for producing MEMS with protective coatings using multi-component sacrificial layers |
US20070228156A1 (en) * | 2006-03-28 | 2007-10-04 | Household Corporation | Interoperability facilitator |
US7643203B2 (en) * | 2006-04-10 | 2010-01-05 | Qualcomm Mems Technologies, Inc. | Interferometric optical display system with broadband characteristics |
US7417784B2 (en) * | 2006-04-19 | 2008-08-26 | Qualcomm Mems Technologies, Inc. | Microelectromechanical device and method utilizing a porous surface |
US7711239B2 (en) * | 2006-04-19 | 2010-05-04 | Qualcomm Mems Technologies, Inc. | Microelectromechanical device and method utilizing nanoparticles |
US7623287B2 (en) | 2006-04-19 | 2009-11-24 | Qualcomm Mems Technologies, Inc. | Non-planar surface structures and process for microelectromechanical systems |
US7527996B2 (en) | 2006-04-19 | 2009-05-05 | Qualcomm Mems Technologies, Inc. | Non-planar surface structures and process for microelectromechanical systems |
US7369292B2 (en) | 2006-05-03 | 2008-05-06 | Qualcomm Mems Technologies, Inc. | Electrode and interconnect materials for MEMS devices |
US7405863B2 (en) | 2006-06-01 | 2008-07-29 | Qualcomm Mems Technologies, Inc. | Patterning of mechanical layer in MEMS to reduce stresses at supports |
US7321457B2 (en) * | 2006-06-01 | 2008-01-22 | Qualcomm Incorporated | Process and structure for fabrication of MEMS device having isolated edge posts |
US7763546B2 (en) | 2006-08-02 | 2010-07-27 | Qualcomm Mems Technologies, Inc. | Methods for reducing surface charges during the manufacture of microelectromechanical systems devices |
US7719752B2 (en) | 2007-05-11 | 2010-05-18 | Qualcomm Mems Technologies, Inc. | MEMS structures, methods of fabricating MEMS components on separate substrates and assembly of same |
US7553770B2 (en) | 2007-06-06 | 2009-06-30 | Micron Technology, Inc. | Reverse masking profile improvements in high aspect ratio etch |
US7719754B2 (en) * | 2008-09-30 | 2010-05-18 | Qualcomm Mems Technologies, Inc. | Multi-thickness layers for MEMS and mask-saving sequence for same |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4142926A (en) * | 1977-02-24 | 1979-03-06 | Intel Corporation | Self-aligning double polycrystalline silicon etching process |
US4174252A (en) * | 1978-07-26 | 1979-11-13 | Rca Corporation | Method of defining contact openings in insulating layers on semiconductor devices without the formation of undesirable pinholes |
US4268951A (en) * | 1978-11-13 | 1981-05-26 | Rockwell International Corporation | Submicron semiconductor devices |
US4436593A (en) * | 1981-07-13 | 1984-03-13 | Memorex Corporation | Self-aligned pole tips |
DE3275447D1 (en) * | 1982-07-03 | 1987-03-19 | Ibm Deutschland | Process for the formation of grooves having essentially vertical lateral silicium walls by reactive ion etching |
US4801554A (en) * | 1983-03-31 | 1989-01-31 | Bbc Brown, Boveri & Company, Limited | Process for manufacturing a power semiconductor component |
EP0166893B1 (de) * | 1984-05-04 | 1989-01-18 | BBC Brown Boveri AG | Trockenätzverfahren |
US4628588A (en) * | 1984-06-25 | 1986-12-16 | Texas Instruments Incorporated | Molybdenum-metal mask for definition and etch of oxide-encapsulated metal gate |
US4576834A (en) * | 1985-05-20 | 1986-03-18 | Ncr Corporation | Method for forming trench isolation structures |
JPS62502646A (ja) * | 1985-09-27 | 1987-10-08 | バロ−ス・コ−ポレ−シヨン | ポリイミドに先細形状のビア・ホ−ルを作成する方法 |
US4648937A (en) * | 1985-10-30 | 1987-03-10 | International Business Machines Corporation | Method of preventing asymmetric etching of lines in sub-micrometer range sidewall images transfer |
US4837180A (en) * | 1987-07-09 | 1989-06-06 | Industrial Technology Research Institute | Ladder gate LDDFET |
JPH01117034A (ja) * | 1987-10-29 | 1989-05-09 | Fujitsu Ltd | トレンチエッチング方法 |
US4832789A (en) * | 1988-04-08 | 1989-05-23 | American Telephone And Telegrph Company, At&T Bell Laboratories | Semiconductor devices having multi-level metal interconnects |
US5118384A (en) * | 1990-04-03 | 1992-06-02 | International Business Machines Corporation | Reactive ion etching buffer mask |
US5047117A (en) * | 1990-09-26 | 1991-09-10 | Micron Technology, Inc. | Method of forming a narrow self-aligned, annular opening in a masking layer |
-
1990
- 1990-11-16 FR FR9014306A patent/FR2669466B1/fr not_active Expired - Lifetime
-
1991
- 1991-11-14 EP EP91403055A patent/EP0487380B1/de not_active Expired - Lifetime
- 1991-11-14 DE DE69119871T patent/DE69119871T2/de not_active Expired - Lifetime
- 1991-11-15 JP JP3327038A patent/JPH06177090A/ja not_active Withdrawn
- 1991-11-15 US US07/792,262 patent/US5330617A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH06177090A (ja) | 1994-06-24 |
US5330617A (en) | 1994-07-19 |
FR2669466A1 (fr) | 1992-05-22 |
EP0487380B1 (de) | 1996-05-29 |
EP0487380A1 (de) | 1992-05-27 |
FR2669466B1 (fr) | 1997-11-07 |
DE69119871T2 (de) | 1996-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FAHRENHEIT THERMOSCOPE LLC (N.D.GES. D. STAATES DE |