NL7008273A - - Google Patents
Info
- Publication number
- NL7008273A NL7008273A NL7008273A NL7008273A NL7008273A NL 7008273 A NL7008273 A NL 7008273A NL 7008273 A NL7008273 A NL 7008273A NL 7008273 A NL7008273 A NL 7008273A NL 7008273 A NL7008273 A NL 7008273A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C99/00—Subject-matter not provided for in other groups of this subclass
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
- H03G1/0058—PIN-diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3057—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver using at least one diode as controlling device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
- H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
- H03H2/008—Receiver or amplifier input circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2700/00—Special arrangements for combustion apparatus using fluent fuel
- F23C2700/04—Combustion apparatus using gaseous fuel
- F23C2700/043—Combustion apparatus using gaseous fuel for surface combustion
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Attenuators (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
- Control Of Amplification And Gain Control (AREA)
- Television Receiver Circuits (AREA)
- Picture Signal Circuits (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US610467A US3013602A (en) | 1956-09-18 | 1956-09-18 | Radiant gas burner |
NL7008273.A NL156008B (nl) | 1970-06-06 | 1970-06-06 | Ingangsschakeling van een televisie-afstemeenheid. |
DE19712124377 DE2124377C3 (de) | 1970-06-06 | 1971-05-17 | Eingangsschaltungsanordnung einer Fernsehempfängerabstimmeinheit |
US00149188A US3813602A (en) | 1970-06-06 | 1971-06-02 | Input circuit for a television tuner |
JP46038315A JPS582505B1 (nl) | 1970-06-06 | 1971-06-03 | |
ES391983A ES391983A1 (es) | 1970-06-06 | 1971-06-05 | Una disposicion de circuito de entrada para un sintonizador television. |
GB1916871*[A GB1312418A (en) | 1970-06-06 | 1971-06-07 | Television tuner circuits |
FR7122882A FR2142693B1 (nl) | 1970-06-06 | 1971-06-23 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7008273.A NL156008B (nl) | 1970-06-06 | 1970-06-06 | Ingangsschakeling van een televisie-afstemeenheid. |
FR7122882A FR2142693B1 (nl) | 1970-06-06 | 1971-06-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7008273A true NL7008273A (nl) | 1971-12-08 |
NL156008B NL156008B (nl) | 1978-02-15 |
Family
ID=26216473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7008273.A NL156008B (nl) | 1956-09-18 | 1970-06-06 | Ingangsschakeling van een televisie-afstemeenheid. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3813602A (nl) |
JP (1) | JPS582505B1 (nl) |
ES (1) | ES391983A1 (nl) |
FR (1) | FR2142693B1 (nl) |
GB (1) | GB1312418A (nl) |
NL (1) | NL156008B (nl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4019160A (en) * | 1975-12-05 | 1977-04-19 | Gte Sylvania Incorporated | Signal attenuator circuit for TV tuner |
IT1057837B (it) * | 1976-04-05 | 1982-03-30 | Indesit | Dispositivo per la sintonizzazione di un televisore |
US4275362A (en) * | 1979-03-16 | 1981-06-23 | Rca Corporation | Gain controlled amplifier using a pin diode |
JPS6246332Y2 (nl) * | 1979-12-10 | 1987-12-14 | ||
DE3210452A1 (de) * | 1982-03-22 | 1983-09-29 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Signal-eingangsschaltung |
US4520507A (en) * | 1983-10-24 | 1985-05-28 | Zenith Electronics Corporation | Low noise CATV converter |
JPH05300043A (ja) * | 1992-04-22 | 1993-11-12 | Pioneer Electron Corp | アッテネータ回路 |
EP0908007A2 (en) * | 1997-03-26 | 1999-04-14 | Koninklijke Philips Electronics N.V. | Radio receiver and controllable amplifier circuit |
US6310508B1 (en) * | 2000-08-24 | 2001-10-30 | Agilent Technologies, Inc. | High frequency switch |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3012138A (en) * | 1959-06-17 | 1961-12-05 | Gen Electric | Audio amplifier |
US3121198A (en) * | 1960-08-24 | 1964-02-11 | F V Topping Electronics Ltd | A.c. signal polarizing circuit |
US3153189A (en) * | 1961-02-15 | 1964-10-13 | Westinghouse Electric Corp | Attenuation network automatically controlled by level of signal carrier |
US3243719A (en) * | 1963-08-06 | 1966-03-29 | Auotmatic Electric Lab Inc | A. g. c. circuit including a constant impedance variable-attenuation network utilizing current-sensitive impedances |
US3325754A (en) * | 1964-05-13 | 1967-06-13 | Tektronix Inc | Resistor-diode attenuator |
US3518585A (en) * | 1966-12-30 | 1970-06-30 | Texas Instruments Inc | Voltage controlled a.c. signal attenuator |
US3581210A (en) * | 1969-01-23 | 1971-05-25 | Warren U Amfahr | Rf t-pad low impedance coupling circuit attenuator with agc voltage control |
US3613008A (en) * | 1969-05-15 | 1971-10-12 | Motorola Inc | Overload compensation circuit for antenna tuning system |
US3588894A (en) * | 1969-08-20 | 1971-06-28 | Us Navy | Automatic gain control system for high-range-resolution radar |
US3624561A (en) * | 1970-02-24 | 1971-11-30 | Ben H Tongue | Broadband aperiodic attenuator apparatus |
US3631333A (en) * | 1970-05-06 | 1971-12-28 | Honeywell Inc | Electrically controlled attenuator |
-
1970
- 1970-06-06 NL NL7008273.A patent/NL156008B/nl not_active IP Right Cessation
-
1971
- 1971-06-02 US US00149188A patent/US3813602A/en not_active Expired - Lifetime
- 1971-06-03 JP JP46038315A patent/JPS582505B1/ja active Pending
- 1971-06-05 ES ES391983A patent/ES391983A1/es not_active Expired
- 1971-06-07 GB GB1916871*[A patent/GB1312418A/en not_active Expired
- 1971-06-23 FR FR7122882A patent/FR2142693B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1312418A (en) | 1973-04-04 |
DE2124377A1 (de) | 1971-12-16 |
FR2142693B1 (nl) | 1977-06-03 |
ES391983A1 (es) | 1973-06-16 |
NL156008B (nl) | 1978-02-15 |
DE2124377B2 (de) | 1976-12-02 |
US3813602A (en) | 1974-05-28 |
JPS582505B1 (nl) | 1983-01-17 |
FR2142693A1 (nl) | 1973-02-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: PHILIPS |