DE3169122D1 - Process for the manufacture of field-effect transistors with selfaligned gate electrode, and transistors made by this process - Google Patents
Process for the manufacture of field-effect transistors with selfaligned gate electrode, and transistors made by this processInfo
- Publication number
- DE3169122D1 DE3169122D1 DE8181201350T DE3169122T DE3169122D1 DE 3169122 D1 DE3169122 D1 DE 3169122D1 DE 8181201350 T DE8181201350 T DE 8181201350T DE 3169122 T DE3169122 T DE 3169122T DE 3169122 D1 DE3169122 D1 DE 3169122D1
- Authority
- DE
- Germany
- Prior art keywords
- transistors
- manufacture
- gate electrode
- field
- effect transistors
- 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
Links
- 238000000034 method Methods 0.000 title 2
- 230000005669 field effect Effects 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66848—Unipolar field-effect transistors with a Schottky gate, i.e. MESFET
- H01L29/66856—Unipolar field-effect transistors with a Schottky gate, i.e. MESFET with an active layer made of a group 13/15 material
- H01L29/66863—Lateral single gate transistors
-
- 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
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/80—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier
- H01L29/812—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier with a Schottky gate
- H01L29/8128—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier with a Schottky gate with recessed gate
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Junction Field-Effect Transistors (AREA)
- Electrodes Of Semiconductors (AREA)
- Weting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8027423A FR2496982A1 (fr) | 1980-12-24 | 1980-12-24 | Procede de fabrication de transistors a effet de champ, a grille auto-alignee, et transistors ainsi obtenus |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3169122D1 true DE3169122D1 (en) | 1985-03-28 |
Family
ID=9249463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181201350T Expired DE3169122D1 (en) | 1980-12-24 | 1981-12-11 | Process for the manufacture of field-effect transistors with selfaligned gate electrode, and transistors made by this process |
Country Status (5)
Country | Link |
---|---|
US (1) | US4429452A (de) |
EP (1) | EP0054998B1 (de) |
JP (1) | JPS57133682A (de) |
DE (1) | DE3169122D1 (de) |
FR (1) | FR2496982A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2532471A1 (fr) * | 1982-09-01 | 1984-03-02 | Labo Electronique Physique | Procede de realisation d'ouverture de faible dimension, utilisation de ce procede pour la fabrication de transistors a effet de champ, a grille alignee submicronique, et transistors ainsi obtenus |
US4651179A (en) * | 1983-01-21 | 1987-03-17 | Rca Corporation | Low resistance gallium arsenide field effect transistor |
US4545109A (en) * | 1983-01-21 | 1985-10-08 | Rca Corporation | Method of making a gallium arsenide field effect transistor |
JPS59165461A (ja) * | 1983-03-10 | 1984-09-18 | Oki Electric Ind Co Ltd | ショットキ接合形化合物半導体電界効果トランジスタの製造方法 |
JPS59177970A (ja) * | 1983-03-28 | 1984-10-08 | Fujitsu Ltd | 半導体装置及びその製造方法 |
JPH065682B2 (ja) * | 1983-05-09 | 1994-01-19 | 日本電気株式会社 | 半導体装置の製造方法 |
US4888626A (en) * | 1985-03-07 | 1989-12-19 | The United States Of America As Represented By The Secretary Of The Navy | Self-aligned gaas fet with low 1/f noise |
US4784967A (en) * | 1986-12-19 | 1988-11-15 | American Telephone And Telegraph Company, At&T Bell Laboratories | Method for fabricating a field-effect transistor with a self-aligned gate |
US5185293A (en) * | 1992-04-10 | 1993-02-09 | Eastman Kodak Company | Method of forming and aligning patterns in deposted overlaying on GaAs |
US5432119A (en) * | 1994-01-31 | 1995-07-11 | Hughes Aircraft Company | High yield electron-beam gate fabrication method for sub-micron gate FETS |
US11234698B2 (en) | 2019-12-19 | 2022-02-01 | Cilag Gmbh International | Stapling system comprising a clamp lockout and a firing lockout |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5131186A (de) * | 1974-09-11 | 1976-03-17 | Hitachi Ltd | |
GB1563913A (en) * | 1975-12-12 | 1980-04-02 | Hughes Aircraft Co | Method of making schottky-barrier gallium arsenide field effect devices |
US4194285A (en) * | 1978-06-15 | 1980-03-25 | Rca Corporation | Method of making a field effect transistor |
JPS5591833A (en) * | 1978-12-30 | 1980-07-11 | Fujitsu Ltd | Method of forming submicron pattern |
-
1980
- 1980-12-24 FR FR8027423A patent/FR2496982A1/fr active Granted
-
1981
- 1981-12-04 US US06/327,374 patent/US4429452A/en not_active Expired - Fee Related
- 1981-12-11 DE DE8181201350T patent/DE3169122D1/de not_active Expired
- 1981-12-11 EP EP81201350A patent/EP0054998B1/de not_active Expired
- 1981-12-21 JP JP56206807A patent/JPS57133682A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0054998A1 (de) | 1982-06-30 |
FR2496982A1 (fr) | 1982-06-25 |
JPS57133682A (en) | 1982-08-18 |
US4429452A (en) | 1984-02-07 |
EP0054998B1 (de) | 1985-02-20 |
FR2496982B1 (de) | 1984-08-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |