FR2581481B1 - Transistor hyperfrequences et son procede de fabrication - Google Patents
Transistor hyperfrequences et son procede de fabricationInfo
- Publication number
- FR2581481B1 FR2581481B1 FR8506754A FR8506754A FR2581481B1 FR 2581481 B1 FR2581481 B1 FR 2581481B1 FR 8506754 A FR8506754 A FR 8506754A FR 8506754 A FR8506754 A FR 8506754A FR 2581481 B1 FR2581481 B1 FR 2581481B1
- Authority
- FR
- France
- Prior art keywords
- manufacturing
- microwave transistor
- microwave
- transistor
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D10/00—Bipolar junction transistors [BJT]
- H10D10/01—Manufacture or treatment
- H10D10/051—Manufacture or treatment of vertical BJTs
- H10D10/056—Manufacture or treatment of vertical BJTs of vertical BJTs having the main current going through the whole substrate, e.g. power BJTs
- H10D10/058—Manufacture or treatment of vertical BJTs of vertical BJTs having the main current going through the whole substrate, e.g. power BJTs having multi-emitter structures, e.g. interdigitated, multi-cellular or distributed emitters
-
- 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
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/133—Emitter regions of BJTs
- H10D62/135—Non-interconnected multi-emitter structures
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8506754A FR2581481B1 (fr) | 1985-05-03 | 1985-05-03 | Transistor hyperfrequences et son procede de fabrication |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8506754A FR2581481B1 (fr) | 1985-05-03 | 1985-05-03 | Transistor hyperfrequences et son procede de fabrication |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2581481A1 FR2581481A1 (fr) | 1986-11-07 |
FR2581481B1 true FR2581481B1 (fr) | 1988-04-29 |
Family
ID=9318933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8506754A Expired FR2581481B1 (fr) | 1985-05-03 | 1985-05-03 | Transistor hyperfrequences et son procede de fabrication |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2581481B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5492844A (en) * | 1993-01-29 | 1996-02-20 | Sgs-Thomson Microelectronics, Inc. | Method of manufacturing increased conductivity base contact/feeders with self-aligned structures |
FR2832548B1 (fr) * | 2001-11-16 | 2004-01-02 | United Monolithic Semiconduct | Transistor hyperfrequence de puissance |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3601666A (en) * | 1969-08-21 | 1971-08-24 | Texas Instruments Inc | Titanium tungsten-gold contacts for semiconductor devices |
FR2206585B1 (fr) * | 1972-11-13 | 1977-07-22 | Radiotechnique Compelec | |
US4488349A (en) * | 1982-04-09 | 1984-12-18 | Nissan Motor Company, Limited | Method of repairing shorts in parallel connected vertical semiconductor devices by selective anodization |
FR2545654B1 (fr) * | 1983-05-03 | 1985-09-13 | Fairchild Camera Instr Co | Composant semi-conducteur de puissance, et procede pour la fabrication |
DE3329241A1 (de) * | 1983-08-12 | 1985-02-21 | Siemens AG, 1000 Berlin und 8000 München | Leistungstransistor |
-
1985
- 1985-05-03 FR FR8506754A patent/FR2581481B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2581481A1 (fr) | 1986-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |