BE494845A - - Google Patents
Info
- Publication number
- BE494845A BE494845A BE494845DA BE494845A BE 494845 A BE494845 A BE 494845A BE 494845D A BE494845D A BE 494845DA BE 494845 A BE494845 A BE 494845A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/14—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with amplifying devices having more than three electrodes or more than two PN junctions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/12—Transference of modulation from one carrier to another, e.g. frequency-changing by means of semiconductor devices having more than two electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Bipolar Transistors (AREA)
- Thermistors And Varistors (AREA)
- Die Bonding (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8467249A | 1949-03-31 | 1949-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE494845A true BE494845A (lt) |
Family
ID=22186482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE494845D BE494845A (lt) | 1949-03-31 |
Country Status (6)
Country | Link |
---|---|
US (1) | US2734102A (lt) |
BE (1) | BE494845A (lt) |
DE (1) | DE837732C (lt) |
FR (1) | FR1013352A (lt) |
GB (1) | GB679674A (lt) |
NL (1) | NL152375C (lt) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1010648B (de) * | 1953-11-30 | 1957-06-19 | Philips Nv | Elektrodensystem mit einem halbleitenden Koerper, insbesondere Kristalldiode oder Transistor |
DE1167986B (de) * | 1955-10-29 | 1964-04-16 | Siemens Ag | Flaechentransistor mit einem scheibenfoermigen Halbleiterkoerper und mit streifenfoermigen Basis- und Emitterelektroden |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE966474C (de) * | 1949-05-10 | 1957-08-08 | Siemens Ag | Steuerbare Halbleitergleichrichter-Anordnung |
US2859286A (en) * | 1953-11-12 | 1958-11-04 | Raytheon Mfg Co | Variable gain devices |
NL102058C (lt) * | 1953-12-31 | |||
DE1035778B (de) * | 1955-05-20 | 1958-08-07 | Ibm Deutschland | Transistor mit einem Halbleitergrundkoerper von einem Leitungstypus und mit drei oder mehr pn-UEbergaengen und einer oder mehreren Spitzenelektroden |
US2990501A (en) * | 1958-07-10 | 1961-06-27 | Texas Instruments Inc | Novel header of semiconductor devices |
US3161810A (en) * | 1959-12-11 | 1964-12-15 | Texas Instruments Inc | Temperature compensated transistor |
GB1082519A (en) * | 1963-06-18 | 1967-09-06 | Plessey Uk Ltd | Multi-emitter transistors and circuit arrangements incorporating same |
US3423638A (en) * | 1964-09-02 | 1969-01-21 | Gti Corp | Micromodular package with compression means holding contacts engaged |
US3458776A (en) * | 1966-02-28 | 1969-07-29 | Westinghouse Electric Corp | Cushioning thrust washer for application of uniform pressure to semiconductor irregular structures |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB233782A (en) * | 1924-02-14 | 1925-05-14 | British Thomson Houston Co Ltd | Improvements in crystal detectors |
US1900018A (en) * | 1928-03-28 | 1933-03-07 | Lilienfeld Julius Edgar | Device for controlling electric current |
CH241766A (de) * | 1942-12-07 | 1946-03-31 | Philips Nv | Sperrschichtgleichrichter, insbesondere für Messzwecke. |
US2441590A (en) * | 1944-03-24 | 1948-05-18 | Bell Telephone Labor Inc | Translating device |
US2524035A (en) * | 1948-02-26 | 1950-10-03 | Bell Telphone Lab Inc | Three-electrode circuit element utilizing semiconductive materials |
NL75792C (lt) * | 1948-05-19 |
-
0
- NL NL152375D patent/NL152375C/xx active
- US US2734102D patent/US2734102A/en not_active Expired - Lifetime
- BE BE494845D patent/BE494845A/xx unknown
-
1950
- 1950-02-28 FR FR1013352D patent/FR1013352A/fr not_active Expired
- 1950-03-28 GB GB7748/50A patent/GB679674A/en not_active Expired
- 1950-06-08 DE DER2003A patent/DE837732C/de not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1010648B (de) * | 1953-11-30 | 1957-06-19 | Philips Nv | Elektrodensystem mit einem halbleitenden Koerper, insbesondere Kristalldiode oder Transistor |
DE1167986B (de) * | 1955-10-29 | 1964-04-16 | Siemens Ag | Flaechentransistor mit einem scheibenfoermigen Halbleiterkoerper und mit streifenfoermigen Basis- und Emitterelektroden |
Also Published As
Publication number | Publication date |
---|---|
GB679674A (en) | 1952-09-24 |
DE837732C (de) | 1952-05-02 |
NL152375C (lt) | |
US2734102A (en) | 1956-02-07 |
FR1013352A (fr) | 1952-07-28 |