FR2296271A1 - Electroluminescent heterostructure semiconductor device - comprising three layers on a transparent substrate, of partly compensated matls. - Google Patents
Electroluminescent heterostructure semiconductor device - comprising three layers on a transparent substrate, of partly compensated matls.Info
- Publication number
- FR2296271A1 FR2296271A1 FR7442663A FR7442663A FR2296271A1 FR 2296271 A1 FR2296271 A1 FR 2296271A1 FR 7442663 A FR7442663 A FR 7442663A FR 7442663 A FR7442663 A FR 7442663A FR 2296271 A1 FR2296271 A1 FR 2296271A1
- Authority
- FR
- France
- Prior art keywords
- layer
- electroluminescent
- conductivity type
- semiconductor device
- matls
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 title abstract 2
- 239000000758 substrate Substances 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 2
- 239000000969 carrier Substances 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/0004—Devices characterised by their operation
- H01L33/002—Devices characterised by their operation having heterojunctions or graded gap
- H01L33/0025—Devices characterised by their operation having heterojunctions or graded gap comprising only AIIIBV compounds
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4202—Packages, e.g. shape, construction, internal or external details for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
Electroluminescent semiconductor device with heterogenous structure comprising a first epitaxial layer on a substrate, the layer being of first conductivity type and a second layer of opposite conductivity type partially compensated, also incorporates a third layer of partly compensated first conductivity type material having a wider forbidden energy band that the first material, and a localised diffused region crossing the third layer and strongly doped with an impurity giving it the opposite type of conductivity, and ohmic contacts on the diffused region an the first layer. Pref. the thickness of the second layer is less than diffusion path length of the minority carriers in this second layer. This method of doping produces electroluminescent junctions of high efficiency between epitaxial materials, the regions being active over a large part of their thickness with a large number of radiative combinations. The process combines the advantages of using an amphoteric depant with the advantages of heterogenous structure without the obligate surface preparation necessary in prior art. Very small devices of highly localised luminosity can be produced.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7442663A FR2296271A1 (en) | 1974-12-24 | 1974-12-24 | Electroluminescent heterostructure semiconductor device - comprising three layers on a transparent substrate, of partly compensated matls. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7442663A FR2296271A1 (en) | 1974-12-24 | 1974-12-24 | Electroluminescent heterostructure semiconductor device - comprising three layers on a transparent substrate, of partly compensated matls. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2296271A1 true FR2296271A1 (en) | 1976-07-23 |
FR2296271B1 FR2296271B1 (en) | 1978-06-23 |
Family
ID=9146569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7442663A Granted FR2296271A1 (en) | 1974-12-24 | 1974-12-24 | Electroluminescent heterostructure semiconductor device - comprising three layers on a transparent substrate, of partly compensated matls. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2296271A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2531814A1 (en) * | 1982-08-10 | 1984-02-17 | Thomson Csf | MONOLITHIC ASSOCIATION OF ELECTROLUMINESCENT DIODES AND LENSES |
EP0115204A2 (en) * | 1982-12-27 | 1984-08-08 | Mitsubishi Kasei Polytec Company | Epitaxial wafer for use in the production of an infrared LED |
EP0151718A2 (en) * | 1983-12-08 | 1985-08-21 | Asea Ab | Semiconductor element for producing an optical radiation |
DE4205526A1 (en) * | 1992-02-24 | 1993-08-26 | Telefunken Microelectron | Semiconductor device for infrared diode transmitter - comprises cpd. semiconductor material, N-doped semiconductor layer on substrate, and p-doped semiconductor layers, for small elements |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2147322A1 (en) * | 1971-07-29 | 1973-03-09 | Licentia Gmbh |
-
1974
- 1974-12-24 FR FR7442663A patent/FR2296271A1/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2147322A1 (en) * | 1971-07-29 | 1973-03-09 | Licentia Gmbh |
Non-Patent Citations (1)
Title |
---|
REVUE US "I.B.M. TECHNICAL DISCLOSURE BULLETIN", VOLUME 16. NO. 4, SEPTEMBRE 1973. "SIMPLE PLANAR DOUBLE-HETEROJUNCTION LASER STRUCTURE", W.P. DUMKE, PAGE 1186) * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2531814A1 (en) * | 1982-08-10 | 1984-02-17 | Thomson Csf | MONOLITHIC ASSOCIATION OF ELECTROLUMINESCENT DIODES AND LENSES |
EP0101368A2 (en) * | 1982-08-10 | 1984-02-22 | Thomson-Csf | Monolithic joining of a light emitting diode with lenses |
EP0101368A3 (en) * | 1982-08-10 | 1984-03-21 | Thomson-Csf | Monolithic joining of a light emitting diode with lenses |
EP0115204A2 (en) * | 1982-12-27 | 1984-08-08 | Mitsubishi Kasei Polytec Company | Epitaxial wafer for use in the production of an infrared LED |
EP0115204A3 (en) * | 1982-12-27 | 1986-06-25 | Mitsubishi Monsanto Chemical Co. Ltd. | Epitaxial wafer for use in the production of an infrared led |
EP0151718A2 (en) * | 1983-12-08 | 1985-08-21 | Asea Ab | Semiconductor element for producing an optical radiation |
EP0151718A3 (en) * | 1983-12-08 | 1987-12-23 | Asea Ab | Semiconductor element for producing an optical radiation |
DE4205526A1 (en) * | 1992-02-24 | 1993-08-26 | Telefunken Microelectron | Semiconductor device for infrared diode transmitter - comprises cpd. semiconductor material, N-doped semiconductor layer on substrate, and p-doped semiconductor layers, for small elements |
Also Published As
Publication number | Publication date |
---|---|
FR2296271B1 (en) | 1978-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |