FR2447118B1 - Appareil d'accord pour recepteur radiophonique - Google Patents

Appareil d'accord pour recepteur radiophonique

Info

Publication number
FR2447118B1
FR2447118B1 FR8001017A FR8001017A FR2447118B1 FR 2447118 B1 FR2447118 B1 FR 2447118B1 FR 8001017 A FR8001017 A FR 8001017A FR 8001017 A FR8001017 A FR 8001017A FR 2447118 B1 FR2447118 B1 FR 2447118B1
Authority
FR
France
Prior art keywords
radio receiver
tuning apparatus
tuning
receiver
radio
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
Application number
FR8001017A
Other languages
English (en)
Other versions
FR2447118A1 (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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2447118A1 publication Critical patent/FR2447118A1/fr
Application granted granted Critical
Publication of FR2447118B1 publication Critical patent/FR2447118B1/fr
Expired 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
    • H03J5/0245—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
    • H03J5/0272—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 used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H03J5/0281—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 used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
    • 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
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
FR8001017A 1979-01-17 1980-01-17 Appareil d'accord pour recepteur radiophonique Expired FR2447118B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54004294A JPS593891B2 (ja) 1979-01-17 1979-01-17 受信検出回路

Publications (2)

Publication Number Publication Date
FR2447118A1 FR2447118A1 (fr) 1980-08-14
FR2447118B1 true FR2447118B1 (fr) 1985-05-31

Family

ID=11580486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8001017A Expired FR2447118B1 (fr) 1979-01-17 1980-01-17 Appareil d'accord pour recepteur radiophonique

Country Status (8)

Country Link
US (1) US4298989A (fr)
JP (1) JPS593891B2 (fr)
AU (1) AU530100B2 (fr)
CA (1) CA1125444A (fr)
DE (1) DE3001431A1 (fr)
FR (1) FR2447118B1 (fr)
GB (1) GB2040622B (fr)
NL (1) NL191132C (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8003087A (nl) * 1980-05-29 1982-01-04 Philips Nv Ontvanger met een zenderzoekschakeling.
JPS5728517U (fr) * 1980-07-22 1982-02-15
JPS5732123A (en) * 1980-08-05 1982-02-20 Toshiba Corp Channel selector
JPS5866412A (ja) * 1981-10-16 1983-04-20 Fujitsu Ten Ltd 電子同調方式採用ラジオ受信機
JPS5885623A (ja) * 1981-11-18 1983-05-23 Pioneer Electronic Corp Ａｍ受信機の同調方法
JPH0697730B2 (ja) * 1985-04-30 1994-11-30 ソニー株式会社 電子同調式ｆｍ受信機
US4709406A (en) * 1985-09-19 1987-11-24 Matsushita Electric Industrial Co., Ltd. A.F.C. system for broad-band FM receiver
US4727591A (en) * 1986-09-04 1988-02-23 Arvin Industries, Inc. Microprocessor controlled tuning system
US4862514A (en) * 1986-11-24 1989-08-29 World Electronics, Inc. Hybrid electronic radio repeater
US4887086A (en) * 1987-07-28 1989-12-12 Trycomm Technologies, Inc. Combination scanner and radar detector
JP2625759B2 (ja) * 1987-09-22 1997-07-02 ソニー株式会社 オートチューニング装置
US5073975A (en) * 1989-08-28 1991-12-17 Delco Electronics Corporation Stop on station circuit including center channel detector
US5224129A (en) * 1990-10-31 1993-06-29 Tektronix, Inc. Method of synchronizing signals of a pulse generator
US5367699A (en) * 1991-11-26 1994-11-22 Bull Hn Information Systems Inc. Central processing unit incorporation selectable, precisa ratio, speed of execution derating
FI90383C (fi) * 1992-03-09 1994-01-25 Nokia Mobile Phones Ltd Menetelmä radiopuhelimen referenssitaajuuden stabiloimiseksi
JPH10145188A (ja) * 1996-11-07 1998-05-29 Sony Corp 受信装置
DE19949250B4 (de) * 1999-10-13 2007-06-21 Harman Becker Automotive Systems Gmbh Verfahren zum automatischen Auffinden eines AM-Rundfunkprogramms
US7274918B1 (en) * 2001-01-11 2007-09-25 Harman Becker Automotive Systems Gmbh Apparatus for automatically finding an am radio program
JP4289507B2 (ja) * 2006-11-08 2009-07-01 日本電波工業株式会社 シンセサイザモジュール

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345252B2 (fr) * 1974-12-17 1978-12-05
CA1076212A (fr) * 1975-05-30 1980-04-22 Sanyo Electric Co. Recepteur multibande a synthetiseur de frequences digital
US4081752A (en) * 1975-05-30 1978-03-28 Sanyo Electric Co., Ltd. Digital frequency synthesizer receiver
JPS5227302A (en) * 1975-08-27 1977-03-01 Sony Corp Station selecting device
JPS5946129B2 (ja) * 1976-04-05 1984-11-10 ソニー株式会社 選局装置
US4087793A (en) * 1976-10-28 1978-05-02 Motorola, Inc. Digital electronic control and switching arrangement
DE2650305C3 (de) * 1976-11-02 1980-11-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung fur einen automatischen Sendersuchlauf
AU4646579A (en) * 1978-05-19 1979-11-22 Walter George Cox Frequency selector tuning means

Also Published As

Publication number Publication date
NL8000315A (nl) 1980-07-21
CA1125444A (fr) 1982-06-08
GB2040622A (en) 1980-08-28
GB2040622B (en) 1982-12-15
JPS593891B2 (ja) 1984-01-26
DE3001431C2 (fr) 1987-02-05
DE3001431A1 (de) 1980-07-31
AU530100B2 (en) 1983-06-30
JPS5596722A (en) 1980-07-23
NL191132C (nl) 1995-02-01
FR2447118A1 (fr) 1980-08-14
AU5465180A (en) 1980-08-07
US4298989A (en) 1981-11-03
NL191132B (nl) 1994-09-01

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Legal Events

Date Code Title Description
ST Notification of lapse