JPS52150925A - Frequency control unit - Google Patents

Frequency control unit

Info

Publication number
JPS52150925A
JPS52150925A JP6811476A JP6811476A JPS52150925A JP S52150925 A JPS52150925 A JP S52150925A JP 6811476 A JP6811476 A JP 6811476A JP 6811476 A JP6811476 A JP 6811476A JP S52150925 A JPS52150925 A JP S52150925A
Authority
JP
Japan
Prior art keywords
control unit
frequency control
comparator
comparison
local oscillator
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
JP6811476A
Other languages
Japanese (ja)
Other versions
JPS5730333B2 (en
Inventor
Masaaki Maekawa
Eiji Yamazaki
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 JP6811476A priority Critical patent/JPS52150925A/en
Publication of JPS52150925A publication Critical patent/JPS52150925A/en
Publication of JPS5730333B2 publication Critical patent/JPS5730333B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

PURPOSE:To have most appropriate tuning by turning local oscillator oscillation frequency into desired one through a comparison by a comparator with the prescribed signal.
JP6811476A 1976-06-09 1976-06-09 Frequency control unit Granted JPS52150925A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6811476A JPS52150925A (en) 1976-06-09 1976-06-09 Frequency control unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6811476A JPS52150925A (en) 1976-06-09 1976-06-09 Frequency control unit

Publications (2)

Publication Number Publication Date
JPS52150925A true JPS52150925A (en) 1977-12-15
JPS5730333B2 JPS5730333B2 (en) 1982-06-28

Family

ID=13364383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6811476A Granted JPS52150925A (en) 1976-06-09 1976-06-09 Frequency control unit

Country Status (1)

Country Link
JP (1) JPS52150925A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0424110Y2 (en) * 1987-01-26 1992-06-05

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917178U (en) * 1972-05-16 1974-02-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917178U (en) * 1972-05-16 1974-02-13

Also Published As

Publication number Publication date
JPS5730333B2 (en) 1982-06-28

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