NL138378B - - Google Patents
Info
- Publication number
- NL138378B NL138378B NL138378DA NL138378B NL 138378 B NL138378 B NL 138378B NL 138378D A NL138378D A NL 138378DA NL 138378 B NL138378 B NL 138378B
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/007—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
-
- 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
- H03D7/14—Balanced arrangements
- H03D7/1416—Balanced arrangements with discharge tubes having more than two electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL662335X | 1948-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL138378B true NL138378B (en:Method) |
Family
ID=19798640
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL83681D NL83681C (en:Method) | 1948-01-14 | ||
| NL138378D NL138378B (en:Method) | 1948-01-14 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL83681D NL83681C (en:Method) | 1948-01-14 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2617025A (en:Method) |
| BE (1) | BE486793A (en:Method) |
| DE (1) | DE809671C (en:Method) |
| FR (1) | FR978892A (en:Method) |
| GB (1) | GB662335A (en:Method) |
| NL (2) | NL138378B (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA630484A (en) * | 1957-06-12 | 1961-11-07 | H. Haase Wallace | Phase detection |
| US2943263A (en) * | 1957-08-20 | 1960-06-28 | Hazeltine Research Inc | Phase detector |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2044749A (en) * | 1932-12-10 | 1936-06-16 | Rca Corp | Phase rotation detector and frequency regulator |
| US2316317A (en) * | 1942-01-16 | 1943-04-13 | Hazeltine Corp | Frequency-responsive network |
| US2387544A (en) * | 1943-08-27 | 1945-10-23 | Rca Corp | Frequency and phase comparison detection and control system |
-
0
- NL NL83681D patent/NL83681C/xx active
- NL NL138378D patent/NL138378B/xx unknown
- BE BE486793D patent/BE486793A/xx unknown
-
1948
- 1948-12-22 US US66807A patent/US2617025A/en not_active Expired - Lifetime
-
1949
- 1949-01-04 DE DEP30838A patent/DE809671C/de not_active Expired
- 1949-01-11 GB GB738/49A patent/GB662335A/en not_active Expired
- 1949-01-12 FR FR978892D patent/FR978892A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE809671C (de) | 1951-08-02 |
| BE486793A (en:Method) | |
| GB662335A (en) | 1951-12-05 |
| US2617025A (en) | 1952-11-04 |
| NL83681C (en:Method) | |
| FR978892A (fr) | 1951-04-19 |