NL156008B - Ingangsschakeling van een televisie-afstemeenheid. - Google Patents

Ingangsschakeling van een televisie-afstemeenheid.

Info

Publication number
NL156008B
NL156008B NL7008273.A NL7008273A NL156008B NL 156008 B NL156008 B NL 156008B NL 7008273 A NL7008273 A NL 7008273A NL 156008 B NL156008 B NL 156008B
Authority
NL
Netherlands
Prior art keywords
input circuit
tuning unit
television tuning
television
unit
Prior art date
Application number
NL7008273.A
Other languages
English (en)
Other versions
NL7008273A (nl
Inventor
Adalbertus Hermanus Jac Dijkum
Teunis Hermanus Uittenbogaard
Original Assignee
Philips Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to US610467A priority Critical patent/US3013602A/en
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL7008273.A priority patent/NL156008B/nl
Priority to DE19712124377 priority patent/DE2124377C3/de
Priority to US00149188A priority patent/US3813602A/en
Priority to JP46038315A priority patent/JPS582505B1/ja
Priority to ES391983A priority patent/ES391983A1/es
Priority to GB1916871*[A priority patent/GB1312418A/en
Priority to FR7122882A priority patent/FR2142693B1/fr
Publication of NL7008273A publication Critical patent/NL7008273A/xx
Publication of NL156008B publication Critical patent/NL156008B/nl

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)
  • Networks Using Active Elements (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Television Receiver Circuits (AREA)
  • Picture Signal Circuits (AREA)
  • Amplifiers (AREA)
NL7008273.A 1956-09-18 1970-06-06 Ingangsschakeling van een televisie-afstemeenheid. NL156008B (nl)

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 NL7008273A (nl) 1971-12-08
NL156008B true 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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2124377A1 (de) 1971-12-16
GB1312418A (en) 1973-04-04
FR2142693A1 (nl) 1973-02-02
DE2124377B2 (de) 1976-12-02
NL7008273A (nl) 1971-12-08
FR2142693B1 (nl) 1977-06-03
JPS582505B1 (nl) 1983-01-17
ES391983A1 (es) 1973-06-16
US3813602A (en) 1974-05-28

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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