JPS6262091B2 - - Google Patents

Info

Publication number
JPS6262091B2
JPS6262091B2 JP55002298A JP229880A JPS6262091B2 JP S6262091 B2 JPS6262091 B2 JP S6262091B2 JP 55002298 A JP55002298 A JP 55002298A JP 229880 A JP229880 A JP 229880A JP S6262091 B2 JPS6262091 B2 JP S6262091B2
Authority
JP
Japan
Prior art keywords
frequency
circuit
variable capacitance
value
local oscillation
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
JP55002298A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56100528A (en
Inventor
Tateji Ooki
Takashi Ebisawa
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
Priority to JP229880A priority Critical patent/JPS56100528A/ja
Publication of JPS56100528A publication Critical patent/JPS56100528A/ja
Publication of JPS6262091B2 publication Critical patent/JPS6262091B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
JP229880A 1980-01-12 1980-01-12 Receiver Granted JPS56100528A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP229880A JPS56100528A (en) 1980-01-12 1980-01-12 Receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP229880A JPS56100528A (en) 1980-01-12 1980-01-12 Receiver

Publications (2)

Publication Number Publication Date
JPS56100528A JPS56100528A (en) 1981-08-12
JPS6262091B2 true JPS6262091B2 (enExample) 1987-12-24

Family

ID=11525453

Family Applications (1)

Application Number Title Priority Date Filing Date
JP229880A Granted JPS56100528A (en) 1980-01-12 1980-01-12 Receiver

Country Status (1)

Country Link
JP (1) JPS56100528A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54141508A (en) * 1978-04-26 1979-11-02 Olympus Optical Co Ltd Radio receiver

Also Published As

Publication number Publication date
JPS56100528A (en) 1981-08-12

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