GB2154366B - Field effect transistors - Google Patents
Field effect transistorsInfo
- Publication number
- GB2154366B GB2154366B GB08420838A GB8420838A GB2154366B GB 2154366 B GB2154366 B GB 2154366B GB 08420838 A GB08420838 A GB 08420838A GB 8420838 A GB8420838 A GB 8420838A GB 2154366 B GB2154366 B GB 2154366B
- Authority
- GB
- United Kingdom
- Prior art keywords
- field effect
- effect transistors
- transistors
- field
- effect
- 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
Classifications
-
- 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]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/65—Lateral DMOS [LDMOS] FETs
-
- 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]
- H10D30/0221—Manufacture or treatment of FETs having insulated gates [IGFET] having asymmetry in the channel direction, e.g. lateral high-voltage MISFETs having drain offset region or extended-drain MOSFETs [EDMOS]
-
- 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]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
- H10D62/299—Channel regions of field-effect devices of FETs of IGFETs having lateral doping variations
- H10D62/307—Channel regions of field-effect devices of FETs of IGFETs having lateral doping variations the doping variations being parallel to the channel lengths
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P34/00—Irradiation with electromagnetic or particle radiation of wafers, substrates or parts of devices
- H10P34/40—Irradiation with electromagnetic or particle radiation of wafers, substrates or parts of devices with high-energy radiation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P95/00—Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
- H10P95/80—Electrical treatments, e.g. for electroforming
-
- 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
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB848400336A GB8400336D0 (en) | 1984-01-06 | 1984-01-06 | Field effect transistors |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB8420838D0 GB8420838D0 (en) | 1984-09-19 |
| GB2154366A GB2154366A (en) | 1985-09-04 |
| GB2154366B true GB2154366B (en) | 1987-10-21 |
Family
ID=10554653
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB848400336A Pending GB8400336D0 (en) | 1984-01-06 | 1984-01-06 | Field effect transistors |
| GB08420838A Expired GB2154366B (en) | 1984-01-06 | 1984-08-16 | Field effect transistors |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB848400336A Pending GB8400336D0 (en) | 1984-01-06 | 1984-01-06 | Field effect transistors |
Country Status (1)
| Country | Link |
|---|---|
| GB (2) | GB8400336D0 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022205169A1 (en) * | 2021-03-31 | 2022-10-06 | 华为技术有限公司 | Field effect transistor and manufacturing method therefor, and switching circuit and circuit board |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3339128A (en) * | 1964-07-31 | 1967-08-29 | Rca Corp | Insulated offset gate field effect transistor |
| US3411199A (en) * | 1965-05-28 | 1968-11-19 | Rca Corp | Semiconductor device fabrication |
| GB1226080A (en) * | 1967-11-28 | 1971-03-24 | ||
| GB1338067A (en) * | 1970-01-02 | 1973-11-21 | Licentia Gmbh | Blocking field effect transistor |
-
1984
- 1984-01-06 GB GB848400336A patent/GB8400336D0/en active Pending
- 1984-08-16 GB GB08420838A patent/GB2154366B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2154366A (en) | 1985-09-04 |
| GB8400336D0 (en) | 1984-02-08 |
| GB8420838D0 (en) | 1984-09-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920816 |