CH270708A - Frequency modulated oscillator. - Google Patents
Frequency modulated oscillator.Info
- Publication number
- CH270708A CH270708A CH270708DA CH270708A CH 270708 A CH270708 A CH 270708A CH 270708D A CH270708D A CH 270708DA CH 270708 A CH270708 A CH 270708A
- Authority
- CH
- Switzerland
- Prior art keywords
- frequency modulated
- modulated oscillator
- oscillator
- frequency
- modulated
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/442—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies
- H04Q1/4423—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies using one signalling frequency
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transmitters (AREA)
- Amplifiers (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US616622A US2462905A (en) | 1945-09-15 | 1945-09-15 | Frequency modulated oscillating system |
Publications (1)
Publication Number | Publication Date |
---|---|
CH270708A true CH270708A (en) | 1950-09-15 |
Family
ID=24470285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH270708D CH270708A (en) | 1945-09-15 | 1947-02-19 | Frequency modulated oscillator. |
Country Status (6)
Country | Link |
---|---|
US (1) | US2462905A (en) |
BE (1) | BE473144A (en) |
CH (1) | CH270708A (en) |
ES (1) | ES179489A1 (en) |
FR (1) | FR938467A (en) |
GB (1) | GB614066A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018009925A1 (en) * | 2016-07-08 | 2018-01-11 | Rensselaer Polytechnic Institute | High frequency push-push oscillator |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2121737A (en) * | 1933-07-24 | 1938-06-21 | Rca Corp | Variable reactance modulator circuit |
US2283793A (en) * | 1939-06-07 | 1942-05-19 | Emi Ltd | High frequency modulated radio signal transmitter |
US2321269A (en) * | 1941-11-21 | 1943-06-08 | Rca Corp | Frequency modulation |
US2382198A (en) * | 1942-05-16 | 1945-08-14 | Rca Corp | Oscillator stabilizing circuit |
US2421725A (en) * | 1944-11-23 | 1947-06-03 | Philco Corp | Variable frequency cavity resonator oscillator |
-
0
- BE BE473144D patent/BE473144A/xx unknown
-
1945
- 1945-09-15 US US616622A patent/US2462905A/en not_active Expired - Lifetime
-
1946
- 1946-06-28 GB GB19413/46A patent/GB614066A/en not_active Expired
- 1946-11-15 FR FR938467D patent/FR938467A/en not_active Expired
-
1947
- 1947-02-19 CH CH270708D patent/CH270708A/en unknown
- 1947-08-28 ES ES0179489A patent/ES179489A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE473144A (en) | |
GB614066A (en) | 1948-12-09 |
ES179489A1 (en) | 1947-10-16 |
FR938467A (en) | 1948-09-16 |
US2462905A (en) | 1949-03-01 |
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