GB1321354A - High frequency power transistor - Google Patents
High frequency power transistorInfo
- Publication number
- GB1321354A GB1321354A GB2162071A GB2162071A GB1321354A GB 1321354 A GB1321354 A GB 1321354A GB 2162071 A GB2162071 A GB 2162071A GB 2162071 A GB2162071 A GB 2162071A GB 1321354 A GB1321354 A GB 1321354A
- Authority
- GB
- United Kingdom
- Prior art keywords
- base
- region
- wedges
- emitter
- extending
- 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
- 239000004065 semiconductor Substances 0.000 abstract 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 229910052796 boron Inorganic materials 0.000 abstract 1
- 239000002019 doping agent Substances 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
- 239000010937 tungsten Substances 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Bipolar Transistors (AREA)
- Electrodes Of Semiconductors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1312070A | 1970-02-20 | 1970-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1321354A true GB1321354A (en) | 1973-06-27 |
Family
ID=21758407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2162071A Expired GB1321354A (en) | 1970-02-20 | 1971-04-19 | High frequency power transistor |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3602780A (https=) |
| JP (1) | JPS5218553B1 (https=) |
| BE (1) | BE763153A (https=) |
| DE (1) | DE2108075A1 (https=) |
| ES (1) | ES388247A1 (https=) |
| FR (1) | FR2080642B1 (https=) |
| GB (1) | GB1321354A (https=) |
| NL (1) | NL7102254A (https=) |
| SE (1) | SE366149B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3902188A (en) * | 1973-08-15 | 1975-08-26 | Rca Corp | High frequency transistor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1514008B2 (de) * | 1965-04-22 | 1972-12-07 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Flaechentransistor |
-
1970
- 1970-02-20 US US13120A patent/US3602780A/en not_active Expired - Lifetime
- 1970-12-11 JP JP45111089A patent/JPS5218553B1/ja active Pending
-
1971
- 1971-01-27 FR FR7102679A patent/FR2080642B1/fr not_active Expired
- 1971-02-13 ES ES388247A patent/ES388247A1/es not_active Expired
- 1971-02-18 BE BE763153A patent/BE763153A/xx unknown
- 1971-02-19 SE SE02148/71A patent/SE366149B/xx unknown
- 1971-02-19 DE DE19712108075 patent/DE2108075A1/de active Pending
- 1971-02-19 NL NL7102254A patent/NL7102254A/xx unknown
- 1971-04-19 GB GB2162071A patent/GB1321354A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3602780A (en) | 1971-08-31 |
| NL7102254A (https=) | 1971-08-24 |
| FR2080642A1 (https=) | 1971-11-19 |
| ES388247A1 (es) | 1974-02-16 |
| DE2108075A1 (de) | 1971-09-09 |
| BE763153A (fr) | 1971-08-18 |
| JPS5218553B1 (https=) | 1977-05-23 |
| FR2080642B1 (https=) | 1976-10-29 |
| SE366149B (https=) | 1974-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |