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GB2111335B - A method of tuning an am receiver - Google Patents

A method of tuning an am receiver

Info

Publication number
GB2111335B
GB2111335B GB08232883A GB8232883A GB2111335B GB 2111335 B GB2111335 B GB 2111335B GB 08232883 A GB08232883 A GB 08232883A GB 8232883 A GB8232883 A GB 8232883A GB 2111335 B GB2111335 B GB 2111335B
Authority
GB
United Kingdom
Prior art keywords
tuning
receiver
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
GB08232883A
Other versions
GB2111335A (en
Inventor
Iwao Mori
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of GB2111335A publication Critical patent/GB2111335A/en
Application granted granted Critical
Publication of GB2111335B publication Critical patent/GB2111335B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
    • H03J7/065—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers the counter or frequency divider being used in a phase locked loop
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Circuits Of Receivers In General (AREA)
  • Superheterodyne Receivers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
GB08232883A 1981-11-18 1982-11-18 A method of tuning an am receiver Expired GB2111335B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18362981A JPS5885623A (en) 1981-11-18 1981-11-18 Tuning method of amplitude modulation receiver

Publications (2)

Publication Number Publication Date
GB2111335A GB2111335A (en) 1983-06-29
GB2111335B true GB2111335B (en) 1985-07-03

Family

ID=16139108

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08232883A Expired GB2111335B (en) 1981-11-18 1982-11-18 A method of tuning an am receiver

Country Status (4)

Country Link
JP (1) JPS5885623A (en)
DE (1) DE3242430A1 (en)
FR (1) FR2516721B1 (en)
GB (1) GB2111335B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3347132C1 (en) * 1983-12-27 1985-07-04 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Automatic adjustment system for a tuner of a television receiver
US5448763A (en) * 1993-11-09 1995-09-05 Motorola Apparatus and method for operating a phase locked loop frequency synthesizer responsive to radio frequency channel spacing
DE4422908C1 (en) * 1994-06-30 1995-11-02 Grundig Emv Automatically identifying oscillator frequency for satellite receiver frequency converter
JP2763273B2 (en) * 1995-03-20 1998-06-11 富士通テン株式会社 Electronic tuned radio receiver
WO2001048909A2 (en) * 1999-12-23 2001-07-05 Koninklijke Philips Electronics N.V. Quadrature frequency converter
WO2017077593A1 (en) * 2015-11-04 2017-05-11 三菱電機株式会社 Broadcast receiver

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983492A (en) * 1975-01-29 1976-09-28 Bell Telephone Laboratories, Incorporated Frequency scan and lock circuit for mobile radio channel selection
US4069455A (en) * 1976-11-11 1978-01-17 General Electric Company Arrangement for maintaining reception of a radio receiver on the stronger of two signals
AU4646579A (en) * 1978-05-19 1979-11-22 Walter George Cox Frequency selector tuning means
US4214274A (en) * 1978-06-19 1980-07-22 Matsushita Electric Corporation Frequency synthesizer tuning system with variable dwell signal seek
JPS593891B2 (en) * 1979-01-17 1984-01-26 ソニー株式会社 Reception detection circuit
DE2935548C2 (en) * 1979-09-03 1989-07-20 Saba Gmbh, 7730 Villingen-Schwenningen Circuit arrangement for setting a receiver to predetermined transmitter frequencies by means of a tunable oscillator

Also Published As

Publication number Publication date
FR2516721B1 (en) 1986-02-21
JPS5885623A (en) 1983-05-23
FR2516721A1 (en) 1983-05-20
DE3242430A1 (en) 1983-05-26
GB2111335A (en) 1983-06-29

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee