JPS538004A - Control unit for pll frequency synthesizer frequency or channel - Google Patents

Control unit for pll frequency synthesizer frequency or channel

Info

Publication number
JPS538004A
JPS538004A JP8219876A JP8219876A JPS538004A JP S538004 A JPS538004 A JP S538004A JP 8219876 A JP8219876 A JP 8219876A JP 8219876 A JP8219876 A JP 8219876A JP S538004 A JPS538004 A JP S538004A
Authority
JP
Japan
Prior art keywords
frequency
channel
control unit
pll
frequency synthesizer
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.)
Granted
Application number
JP8219876A
Other languages
Japanese (ja)
Other versions
JPS5828936B2 (en
Inventor
Mitsuzo Shimomura
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP51082198A priority Critical patent/JPS5828936B2/en
Publication of JPS538004A publication Critical patent/JPS538004A/en
Publication of JPS5828936B2 publication Critical patent/JPS5828936B2/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
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transceivers (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

PURPOSE:To enable the tuning to the desired frequency or channel eadily and with short time, by changing the frequency of the oscillator for the counter counting with time.
JP51082198A 1976-07-09 1976-07-09 Frequency or channel control device for PLL frequency synthesizer Expired JPS5828936B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51082198A JPS5828936B2 (en) 1976-07-09 1976-07-09 Frequency or channel control device for PLL frequency synthesizer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51082198A JPS5828936B2 (en) 1976-07-09 1976-07-09 Frequency or channel control device for PLL frequency synthesizer

Publications (2)

Publication Number Publication Date
JPS538004A true JPS538004A (en) 1978-01-25
JPS5828936B2 JPS5828936B2 (en) 1983-06-18

Family

ID=13767719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51082198A Expired JPS5828936B2 (en) 1976-07-09 1976-07-09 Frequency or channel control device for PLL frequency synthesizer

Country Status (1)

Country Link
JP (1) JPS5828936B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5671325A (en) * 1979-11-16 1981-06-13 Pioneer Electronic Corp Preset receiver of electronic type

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5671325A (en) * 1979-11-16 1981-06-13 Pioneer Electronic Corp Preset receiver of electronic type

Also Published As

Publication number Publication date
JPS5828936B2 (en) 1983-06-18

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