NL225153A - - Google Patents
Info
- Publication number
- NL225153A NL225153A NL225153DA NL225153A NL 225153 A NL225153 A NL 225153A NL 225153D A NL225153D A NL 225153DA NL 225153 A NL225153 A NL 225153A
- 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
- H03D13/009—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 using diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/44—Colour synchronisation
- H04N9/455—Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US642133A US2968767A (en) | 1957-02-25 | 1957-02-25 | Balanced circuits having improved balance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL225153A true NL225153A (xx) |
Family
ID=24575337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL225153D NL225153A (xx) | 1957-02-25 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2968767A (xx) |
| DE (1) | DE1132666B (xx) |
| FR (1) | FR1199421A (xx) |
| GB (1) | GB833280A (xx) |
| NL (1) | NL225153A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3225348A (en) * | 1960-11-17 | 1965-12-21 | Radio Frequency Lab Inc | Transmitter having an oscillator controlled by selectively switched capacitors |
| US3604843A (en) * | 1969-05-08 | 1971-09-14 | Rca Corp | Amplifier circuits |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2519890A (en) * | 1944-12-09 | 1950-08-22 | Rca Corp | Angle modulated wave receiver |
| DE846872C (de) * | 1950-11-30 | 1952-08-18 | Siemens Ag | Schaltungsanordnung zur Abstimmanzeige bei Empfaengern fuer frequenzmodulierte Hochfrequenzschwingungen |
| US2718546A (en) * | 1952-11-26 | 1955-09-20 | Motorola Inc | Phase detector |
| US2890270A (en) * | 1954-05-21 | 1959-06-09 | Hazeltine Research Inc | Frequency-difference detector system |
-
0
- NL NL225153D patent/NL225153A/xx unknown
-
1957
- 1957-02-25 US US642133A patent/US2968767A/en not_active Expired - Lifetime
-
1958
- 1958-01-23 GB GB2320/58A patent/GB833280A/en not_active Expired
- 1958-02-22 DE DEC25368A patent/DE1132666B/de active Pending
- 1958-02-25 FR FR1199421D patent/FR1199421A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1199421A (fr) | 1959-12-14 |
| US2968767A (en) | 1961-01-17 |
| GB833280A (en) | 1960-04-21 |
| DE1132666B (de) | 1962-07-05 |