DE69423539D1 - Abstimmeinrichtung für einen Radiowellenempfänger mit in Drucktechnik ausgeführten Wicklungen - Google Patents

Abstimmeinrichtung für einen Radiowellenempfänger mit in Drucktechnik ausgeführten Wicklungen

Info

Publication number
DE69423539D1
DE69423539D1 DE69423539T DE69423539T DE69423539D1 DE 69423539 D1 DE69423539 D1 DE 69423539D1 DE 69423539 T DE69423539 T DE 69423539T DE 69423539 T DE69423539 T DE 69423539T DE 69423539 D1 DE69423539 D1 DE 69423539D1
Authority
DE
Germany
Prior art keywords
radio wave
printing technology
wave receiver
tuning device
windings made
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69423539T
Other languages
English (en)
Other versions
DE69423539T2 (de
DE69423539T3 (de
Inventor
Pietro Belisomi
Salvatore Cavallo
Dante Carcone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Edico SRL
Original Assignee
MIVAR Srl
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11411538&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69423539(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by MIVAR Srl filed Critical MIVAR Srl
Application granted granted Critical
Publication of DE69423539D1 publication Critical patent/DE69423539D1/de
Publication of DE69423539T2 publication Critical patent/DE69423539T2/de
Publication of DE69423539T3 publication Critical patent/DE69423539T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0033—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for voltage synthesis with a D/A converter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter
    • H03J5/0263—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter the digital values being held in an auxiliary non erasable memory
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/16—Interpolation of control values for varicaps
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
    • H03J3/32—Arrangements for ensuring tracking with variable capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Circuits Of Receivers In General (AREA)
DE69423539T 1993-06-07 1994-06-04 Abstimmeinrichtung für einen Radiowellenempfänger mit in Drucktechnik ausgeführten Wicklungen Expired - Lifetime DE69423539T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITTO930405 1993-06-07
IT93TO405 IT1270425B (it) 1993-06-07 1993-06-07 Dispositivo sintonizzatore per un ricevitore di segnali radioelettrici di tipo autoallineante con bobine ottenute per stampaggio

Publications (3)

Publication Number Publication Date
DE69423539D1 true DE69423539D1 (de) 2000-04-27
DE69423539T2 DE69423539T2 (de) 2000-07-27
DE69423539T3 DE69423539T3 (de) 2007-06-06

Family

ID=11411538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423539T Expired - Lifetime DE69423539T3 (de) 1993-06-07 1994-06-04 Abstimmeinrichtung für einen Radiowellenempfänger mit in Drucktechnik ausgeführten Wicklungen

Country Status (5)

Country Link
EP (1) EP0629045B2 (de)
DE (1) DE69423539T3 (de)
ES (1) ES2146626T5 (de)
IT (1) IT1270425B (de)
PT (1) PT629045E (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19602573A1 (de) * 1996-01-25 1997-08-07 Grundig Ag Tuner für den Empfang digitaler Signale
JP2005323086A (ja) * 2004-05-07 2005-11-17 Alps Electric Co Ltd 同調周波数補正回路及び該同調周波数補正回路を備えた地上デジタル放送受信チューナ。

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3332206A1 (de) † 1983-09-07 1985-04-25 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth Verfahren zum abgleich eines mehrstufigen selektiven verstaerkers und anordnung zur durchfuehrung des verfahrens
DE3406150C3 (de) † 1984-02-21 1997-04-03 Telefunken Microelectron Verfahren zum Abgleich einer Hochfrequenzeingangsschaltung sowie Steuerschaltung zum Durchführen des Verfahrens
JPS62210719A (ja) * 1986-03-12 1987-09-16 Alps Electric Co Ltd 電子同調チユ−ナ
JPH04233309A (ja) * 1990-12-28 1992-08-21 Matsushita Electric Ind Co Ltd プリントフィルタ
EP0540908B1 (de) * 1991-11-04 1997-01-08 Motorola, Inc. Verfahren und Einrichtung zur automatischen Abstimmkalibrierung von elektronisch abgestimmten Filtern

Also Published As

Publication number Publication date
PT629045E (pt) 2000-09-29
IT1270425B (it) 1997-05-05
ES2146626T5 (es) 2007-09-16
DE69423539T2 (de) 2000-07-27
EP0629045B2 (de) 2007-01-17
ITTO930405A1 (it) 1994-12-07
EP0629045A1 (de) 1994-12-14
DE69423539T3 (de) 2007-06-06
ITTO930405A0 (it) 1993-06-07
ES2146626T3 (es) 2000-08-16
EP0629045B1 (de) 2000-03-22

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: EDICO S.R.L., ROM/ROMA, IT

8366 Restricted maintained after opposition proceedings