GB416707A - Improvements in or relating to modulated carrier wave transmitting apparatus - Google Patents
Improvements in or relating to modulated carrier wave transmitting apparatusInfo
- Publication number
- GB416707A GB416707A GB25638/33A GB2563833A GB416707A GB 416707 A GB416707 A GB 416707A GB 25638/33 A GB25638/33 A GB 25638/33A GB 2563833 A GB2563833 A GB 2563833A GB 416707 A GB416707 A GB 416707A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phase
- valve
- frequency
- valves
- grids
- 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
- 230000004048 modification Effects 0.000 abstract 3
- 238000012986 modification Methods 0.000 abstract 3
- 230000003472 neutralizing effect Effects 0.000 abstract 2
- 230000010355 oscillation Effects 0.000 abstract 2
- 238000005513 bias potential Methods 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 230000006698 induction Effects 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 230000003071 parasitic effect Effects 0.000 abstract 1
- 238000010079 rubber tapping Methods 0.000 abstract 1
Classifications
-
- 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
- H03C3/26—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube comprising two elements controlled in push-pull by modulating signal
Landscapes
- Microwave Amplifiers (AREA)
- Transmitters (AREA)
- Particle Accelerators (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US635508A US2105678A (en) | 1932-09-30 | 1932-09-30 | Modulation |
| US637923A US2160465A (en) | 1932-09-30 | 1932-10-15 | Phase modulation |
| US723425A US2045973A (en) | 1932-09-30 | 1934-05-02 | Modulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB416707A true GB416707A (en) | 1934-09-19 |
Family
ID=32512360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB25638/33A Expired GB416707A (en) | 1932-09-30 | 1933-09-15 | Improvements in or relating to modulated carrier wave transmitting apparatus |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US2160465A (de) |
| DE (2) | DE706287C (de) |
| GB (1) | GB416707A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB565403A (en) * | 1943-02-05 | 1944-11-09 | Mullard Radio Valve Co Ltd | Improvements in and relating to phase modulators |
| DE882102C (de) * | 1944-03-06 | 1953-07-06 | Int Standard Electric Corp | Hochfrequenzuebertragungsanlage |
| DE947176C (de) * | 1954-07-03 | 1956-08-09 | Telefunken Gmbh | Selbsterregte Rueckkopplungsschaltung zur Erzeugung frequenzmodulierter Hochfrequenzschwingungen |
-
1932
- 1932-10-15 US US637923A patent/US2160465A/en not_active Expired - Lifetime
-
1933
- 1933-09-15 GB GB25638/33A patent/GB416707A/en not_active Expired
- 1933-09-28 DE DER88866D patent/DE706287C/de not_active Expired
- 1933-10-12 DE DER88952D patent/DE610375C/de not_active Expired
-
1934
- 1934-05-02 US US723425A patent/US2045973A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE610375C (de) | 1935-03-13 |
| US2160465A (en) | 1939-05-30 |
| US2045973A (en) | 1936-06-30 |
| DE706287C (de) | 1941-05-22 |
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