NL7216406A - - Google Patents
Info
- Publication number
- NL7216406A NL7216406A NL7216406A NL7216406A NL7216406A NL 7216406 A NL7216406 A NL 7216406A NL 7216406 A NL7216406 A NL 7216406A NL 7216406 A NL7216406 A NL 7216406A NL 7216406 A NL7216406 A NL 7216406A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
- H03J7/12—Combination of automatic frequency control voltage with stabilised varactor supply voltage
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/22—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Circuits Of Receivers In General (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7216406A NL7216406A (de) | 1972-12-02 | 1972-12-02 | |
DE2356615A DE2356615B2 (de) | 1972-12-02 | 1973-11-13 | Schaltungsanordnung zur kombinierten Abstimmung und automatischen Frequenzregelung eines Empfängers mit Kapazitätsdioden und Halbleiterkörper zur Verwendung in dieser Schaltungsanordnung |
US05/416,035 US3934191A (en) | 1972-12-02 | 1973-11-15 | Circuit arrangement for generating a stabilized direct voltage with superposition of a control voltage |
FR7342315A FR2212697B1 (de) | 1972-12-02 | 1973-11-28 | |
SE7316114A SE389587B (sv) | 1972-12-02 | 1973-11-29 | Kopplingsanordning for alstring av en stabiliserad likspenning med overlagring av en styrspenning |
GB5533173A GB1450964A (en) | 1972-12-02 | 1973-11-29 | Circuit arrangement for reverse-biassing a variable capacitance diode |
IT70508/73A IT999845B (it) | 1972-12-02 | 1973-11-29 | Disposizione circuitale per genera re una tensione continua stabilizza ta con sovrapposizione di una ten sione di controllo |
BE138413A BE808090A (fr) | 1972-12-02 | 1973-11-30 | Circuit servant a engendrer une tension continue stabilisee avec superposition d'une tension de regulation |
JP48135664A JPS4986842A (de) | 1972-12-02 | 1973-12-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7216406A NL7216406A (de) | 1972-12-02 | 1972-12-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7216406A true NL7216406A (de) | 1974-06-05 |
Family
ID=19817468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7216406A NL7216406A (de) | 1972-12-02 | 1972-12-02 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3934191A (de) |
JP (1) | JPS4986842A (de) |
BE (1) | BE808090A (de) |
DE (1) | DE2356615B2 (de) |
FR (1) | FR2212697B1 (de) |
GB (1) | GB1450964A (de) |
IT (1) | IT999845B (de) |
NL (1) | NL7216406A (de) |
SE (1) | SE389587B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL177858C (nl) * | 1976-03-31 | 1985-12-02 | Philips Nv | Schakeling voor het leveren van een vooraf bepaalde stroom aan een belasting. |
US4128849A (en) * | 1976-05-24 | 1978-12-05 | Admiral Corporation | Selectively coupled synthesizer for tuner of TV receiver |
US4271533A (en) * | 1979-07-11 | 1981-06-02 | Gte Products Corporation | AFC Interface circuit |
US4617587A (en) * | 1984-11-30 | 1986-10-14 | Rca Corporation | Recovery system for a control loop |
GB2188502B (en) * | 1986-02-25 | 1989-11-08 | Plessey Co Plc | Tuner circuit including tuning voltage generator |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3371269A (en) * | 1964-05-18 | 1968-02-27 | Bendix Corp | Voltage regulator including means for eliminating ripple output voltages |
US3689848A (en) * | 1970-05-04 | 1972-09-05 | Us Navy | Voltage-to-current converter |
US3610955A (en) * | 1970-07-31 | 1971-10-05 | Fairchild Camera Instr Co | Balanced synchronous detector |
US3735151A (en) * | 1971-08-16 | 1973-05-22 | Motorola Inc | Output circuit for comparators |
JPS5232689B2 (de) * | 1972-03-23 | 1977-08-23 | ||
US3781699A (en) * | 1972-09-27 | 1973-12-25 | Hitachi Ltd | Differential amplifier circuit |
-
1972
- 1972-12-02 NL NL7216406A patent/NL7216406A/xx unknown
-
1973
- 1973-11-13 DE DE2356615A patent/DE2356615B2/de not_active Ceased
- 1973-11-15 US US05/416,035 patent/US3934191A/en not_active Expired - Lifetime
- 1973-11-28 FR FR7342315A patent/FR2212697B1/fr not_active Expired
- 1973-11-29 GB GB5533173A patent/GB1450964A/en not_active Expired
- 1973-11-29 SE SE7316114A patent/SE389587B/xx unknown
- 1973-11-29 IT IT70508/73A patent/IT999845B/it active
- 1973-11-30 BE BE138413A patent/BE808090A/xx not_active IP Right Cessation
- 1973-12-03 JP JP48135664A patent/JPS4986842A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT999845B (it) | 1976-03-10 |
GB1450964A (en) | 1976-09-29 |
DE2356615A1 (de) | 1974-06-06 |
FR2212697B1 (de) | 1976-07-30 |
FR2212697A1 (de) | 1974-07-26 |
US3934191A (en) | 1976-01-20 |
SE389587B (sv) | 1976-11-08 |
DE2356615B2 (de) | 1980-03-13 |
BE808090A (fr) | 1974-05-30 |
JPS4986842A (de) | 1974-08-20 |