FR2437740A1 - ELECTROMAGNETIC SIGNAL PRESET KEYBOARD - Google Patents

ELECTROMAGNETIC SIGNAL PRESET KEYBOARD

Info

Publication number
FR2437740A1
FR2437740A1 FR7923963A FR7923963A FR2437740A1 FR 2437740 A1 FR2437740 A1 FR 2437740A1 FR 7923963 A FR7923963 A FR 7923963A FR 7923963 A FR7923963 A FR 7923963A FR 2437740 A1 FR2437740 A1 FR 2437740A1
Authority
FR
France
Prior art keywords
electromagnetic signal
signal preset
preset keyboard
keyboard
radiophone
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.)
Pending
Application number
FR7923963A
Other languages
French (fr)
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.)
Autovox SpA
Original Assignee
Autovox SpA
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
Application filed by Autovox SpA filed Critical Autovox SpA
Publication of FR2437740A1 publication Critical patent/FR2437740A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H03J5/04—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 operated by hand
    • H03J5/12—Settings determined by a number of separately-actuated driving means which adjust the tuning element directly to desired settings

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Push-Button Switches (AREA)
  • Circuits Of Receivers In General (AREA)

Abstract

L'INVENTION CONCERNE LES RECEPTEURS RADIOPHONIQUES. UN CLAVIER DE PRESELECTION POUR UN RECEPTEUR RADIOPHONIQUE COMPREND NOTAMMENT UN CADRE 27 QUI EST ACCOUPLE AU SYSTEME D'ACCORD, POUR LA PROGRAMMATION DE L'ELEMENT DE MEMOIRE 14 DE CHAQUE TOUCHE 10. CETTE CONFIGURATION PERMET DE DOUBLER LE NOMBRE DE TOUCHES QU'ON PEUT PLACER DANS UN ESPACE DONNE. APPLICATIONS AUX AUTO-RADIOS.THE INVENTION RELATES TO RADIO RECEIVERS. A PRESET KEYPAD FOR A RADIOPHONE RECEIVER INCLUDES IN PARTICULAR A FRAME 27 WHICH IS COUPLED TO THE TUNING SYSTEM, FOR PROGRAMMING MEMORY ELEMENT 14 OF EACH KEY 10. THIS CONFIGURATION ALLOWS THE NUMBER OF KEYS THAT CAN BE DOUBLED. PLACE IN A SPECIFIC SPACE. APPLICATIONS TO AUTO-RADIOS.

FR7923963A 1978-09-26 1979-09-26 ELECTROMAGNETIC SIGNAL PRESET KEYBOARD Pending FR2437740A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT51246/78A IT1106026B (en) 1978-09-26 1978-09-26 KEYBOARD FOR THE PRESELECTION OF ELECTROMAGNETIC SIGNALS

Publications (1)

Publication Number Publication Date
FR2437740A1 true FR2437740A1 (en) 1980-04-25

Family

ID=11274720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7923963A Pending FR2437740A1 (en) 1978-09-26 1979-09-26 ELECTROMAGNETIC SIGNAL PRESET KEYBOARD

Country Status (10)

Country Link
JP (1) JPS5558618A (en)
AR (1) AR217199A1 (en)
BE (1) BE878985A (en)
BR (1) BR7906101A (en)
DE (1) DE2938739A1 (en)
ES (1) ES484493A1 (en)
FR (1) FR2437740A1 (en)
GB (1) GB2031675A (en)
IT (1) IT1106026B (en)
NL (1) NL7907010A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1018762A (en) * 1948-03-31 1953-01-13 Gen Motors Corp Tuning mechanism for radio broadcasting devices
FR1399210A (en) * 1964-06-19 1965-05-14 Philips Nv Button system for recording or reproducing devices
US3487702A (en) * 1962-09-22 1970-01-06 Telefunken Patent Tuner mechanism
FR2260227A1 (en) * 1974-02-01 1975-08-29 Philips Nv
FR2306573A1 (en) * 1975-04-05 1976-10-29 Nihon Technical Kk PUSH-BUTTON TUNING DEVICE
FR2371055A2 (en) * 1976-11-11 1978-06-09 Autovox Spa KEYPAD FOR PRESELECTION OF ELECTROMAGNETIC SIGNALS

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1018762A (en) * 1948-03-31 1953-01-13 Gen Motors Corp Tuning mechanism for radio broadcasting devices
US3487702A (en) * 1962-09-22 1970-01-06 Telefunken Patent Tuner mechanism
FR1399210A (en) * 1964-06-19 1965-05-14 Philips Nv Button system for recording or reproducing devices
FR2260227A1 (en) * 1974-02-01 1975-08-29 Philips Nv
FR2306573A1 (en) * 1975-04-05 1976-10-29 Nihon Technical Kk PUSH-BUTTON TUNING DEVICE
FR2371055A2 (en) * 1976-11-11 1978-06-09 Autovox Spa KEYPAD FOR PRESELECTION OF ELECTROMAGNETIC SIGNALS

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/62 *

Also Published As

Publication number Publication date
ES484493A1 (en) 1980-04-16
NL7907010A (en) 1980-03-28
AR217199A1 (en) 1980-02-29
JPS5558618A (en) 1980-05-01
BE878985A (en) 1980-01-16
IT1106026B (en) 1985-11-11
GB2031675A (en) 1980-04-23
DE2938739A1 (en) 1980-03-27
BR7906101A (en) 1980-07-15
IT7851246A0 (en) 1978-09-26

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