BE472252A - - Google Patents
Info
- Publication number
- BE472252A BE472252A BE472252DA BE472252A BE 472252 A BE472252 A BE 472252A BE 472252D A BE472252D A BE 472252DA BE 472252 A BE472252 A BE 472252A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
- H03C1/08—Amplitude modulation by means of variable impedance element
- H03C1/12—Amplitude modulation by means of variable impedance element the element being a voltage-dependent capacitor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
- H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F11/00—Dielectric amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/40—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Amplifiers (AREA)
- Amplitude Modulation (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL256971X | 1946-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE472252A true BE472252A (zh) |
Family
ID=19781352
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE472252D BE472252A (zh) | 1946-03-30 | ||
BE472251D BE472251A (zh) | 1946-03-30 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE472251D BE472251A (zh) | 1946-03-30 |
Country Status (7)
Country | Link |
---|---|
US (1) | US2611039A (zh) |
BE (2) | BE472251A (zh) |
CH (2) | CH256971A (zh) |
DE (2) | DE815198C (zh) |
FR (1) | FR945473A (zh) |
GB (2) | GB647196A (zh) |
NL (1) | NL69054C (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB746024A (en) * | 1951-12-20 | 1956-03-07 | British Thomson Houston Co Ltd | Improvements in and relating to d.c. or voltage amplifiers |
US2744222A (en) * | 1952-03-24 | 1956-05-01 | Beckman Instruments Inc | Dynamic capacitor |
US2795648A (en) * | 1952-10-17 | 1957-06-11 | Bell Telephone Labor Inc | Dielectric amplifier employing ferroelectric materials |
US2884588A (en) * | 1953-01-26 | 1959-04-28 | Gen Controls Co | Electrostatic magnetic amplifier for combustion control and other purposes |
NL176583B (nl) * | 1953-03-04 | Lummus Co | Werkwijze voor de bereiding van een straalmotorbrandstof. | |
US3202891A (en) * | 1960-11-30 | 1965-08-24 | Gen Telephone & Elect | Voltage variable capacitor with strontium titanate dielectric |
DE1256273B (de) * | 1962-02-22 | 1967-12-14 | Hitachi Ltd | Modulator mit einem Brueckenkreis und Dioden veraenderlicher Kapazitaet |
US3355634A (en) * | 1962-11-03 | 1967-11-28 | Ceskoslovenska Akademie Ved | Electric circuit with a non-linear dielectric element |
DE1224369B (de) * | 1963-07-10 | 1966-09-08 | Ceskoslovenska Akademie Ved | Verstaerker mit einem nichtlinearen dielektrischen Element |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL54228C (zh) * | 1937-10-09 | |||
US2191315A (en) * | 1937-11-25 | 1940-02-20 | Radio Patents Corp | Electric translation circuit |
US2473556A (en) * | 1943-03-15 | 1949-06-21 | Carl A Wiley | Device for controlling oscillating circuits |
US2461307A (en) * | 1944-11-13 | 1949-02-08 | Rauland Corp | Modulating system |
-
0
- NL NL69054D patent/NL69054C/xx active
- BE BE472252D patent/BE472252A/xx unknown
- BE BE472251D patent/BE472251A/xx unknown
-
1947
- 1947-03-27 GB GB8341/47A patent/GB647196A/en not_active Expired
- 1947-03-27 GB GB8340/47A patent/GB647195A/en not_active Expired
- 1947-03-28 FR FR945473D patent/FR945473A/fr not_active Expired
- 1947-03-28 CH CH256971D patent/CH256971A/de unknown
- 1947-03-28 CH CH262681D patent/CH262681A/de unknown
- 1947-05-03 US US745877A patent/US2611039A/en not_active Expired - Lifetime
-
1948
- 1948-12-21 DE DEP25637D patent/DE815198C/de not_active Expired
- 1948-12-21 DE DEP25638D patent/DE815199C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB647195A (en) | 1950-12-06 |
CH262681A (de) | 1949-07-15 |
US2611039A (en) | 1952-09-16 |
GB647196A (en) | 1950-12-06 |
BE472251A (zh) | |
CH256971A (de) | 1948-09-15 |
DE815199C (de) | 1951-10-01 |
NL69054C (zh) | |
FR945473A (fr) | 1949-05-05 |
DE815198C (de) | 1951-10-01 |