JPH055207B2 - - Google Patents

Info

Publication number
JPH055207B2
JPH055207B2 JP58007570A JP757083A JPH055207B2 JP H055207 B2 JPH055207 B2 JP H055207B2 JP 58007570 A JP58007570 A JP 58007570A JP 757083 A JP757083 A JP 757083A JP H055207 B2 JPH055207 B2 JP H055207B2
Authority
JP
Japan
Prior art keywords
vco
frequency
control voltage
tuning
voltage
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 - Lifetime
Application number
JP58007570A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59133738A (ja
Inventor
Shiro Fujiki
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.)
Yaesu Musen Co Ltd
Original Assignee
Yaesu Musen Co Ltd
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 Yaesu Musen Co Ltd filed Critical Yaesu Musen Co Ltd
Priority to JP58007570A priority Critical patent/JPS59133738A/ja
Publication of JPS59133738A publication Critical patent/JPS59133738A/ja
Publication of JPH055207B2 publication Critical patent/JPH055207B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/187—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/06—Phase locked loops with a controlled oscillator having at least two frequency control terminals

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)
JP58007570A 1983-01-20 1983-01-20 Ｐｌｌシンセサイザ方式 Granted JPS59133738A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58007570A JPS59133738A (ja) 1983-01-20 1983-01-20 Ｐｌｌシンセサイザ方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58007570A JPS59133738A (ja) 1983-01-20 1983-01-20 Ｐｌｌシンセサイザ方式

Publications (2)

Publication Number Publication Date
JPS59133738A JPS59133738A (ja) 1984-08-01
JPH055207B2 true JPH055207B2 (US06633600-20031014-M00021.png) 1993-01-21

Family

ID=11669464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58007570A Granted JPS59133738A (ja) 1983-01-20 1983-01-20 Ｐｌｌシンセサイザ方式

Country Status (1)

Country Link
JP (1) JPS59133738A (US06633600-20031014-M00021.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6157271A (en) * 1998-11-23 2000-12-05 Motorola, Inc. Rapid tuning, low distortion digital direct modulation phase locked loop and method therefor
GB9916901D0 (en) * 1999-07-19 1999-09-22 Cambridge Silicon Radio Ltd Adjustable filter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676639A (en) * 1979-11-27 1981-06-24 Trio Kenwood Corp Synthesizer receiver

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676639A (en) * 1979-11-27 1981-06-24 Trio Kenwood Corp Synthesizer receiver

Also Published As

Publication number Publication date
JPS59133738A (ja) 1984-08-01

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