JPS5848538A - Ｐｌｌ発振器 - Google Patents

Ｐｌｌ発振器

Info

Publication number
JPS5848538A
JPS5848538A JP56147397A JP14739781A JPS5848538A JP S5848538 A JPS5848538 A JP S5848538A JP 56147397 A JP56147397 A JP 56147397A JP 14739781 A JP14739781 A JP 14739781A JP S5848538 A JPS5848538 A JP S5848538A
Authority
JP
Japan
Prior art keywords
division ratio
variable
frequency
output
divider
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
JP56147397A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6248403B2 (cs
Inventor
Kazuhide Kawada
河田　和秀
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP56147397A priority Critical patent/JPS5848538A/ja
Publication of JPS5848538A publication Critical patent/JPS5848538A/ja
Publication of JPS6248403B2 publication Critical patent/JPS6248403B2/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
    • H03L7/16—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
    • H03L7/197—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/199—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division with reset of the frequency divider or the counter, e.g. for assuring initial synchronisation

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP56147397A 1981-09-18 1981-09-18 Ｐｌｌ発振器 Granted JPS5848538A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56147397A JPS5848538A (ja) 1981-09-18 1981-09-18 Ｐｌｌ発振器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56147397A JPS5848538A (ja) 1981-09-18 1981-09-18 Ｐｌｌ発振器

Publications (2)

Publication Number Publication Date
JPS5848538A true JPS5848538A (ja) 1983-03-22
JPS6248403B2 JPS6248403B2 (cs) 1987-10-14

Family

ID=15429347

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56147397A Granted JPS5848538A (ja) 1981-09-18 1981-09-18 Ｐｌｌ発振器

Country Status (1)

Country Link
JP (1) JPS5848538A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6298829A (ja) * 1985-08-02 1987-05-08 リベラ・テレコム・リミテッド シンセサイザ

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8612794B2 (en) 2009-12-03 2013-12-17 Casio Electronics Manufacturing Co., Ltd. Clock signal generating device and electronic device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6298829A (ja) * 1985-08-02 1987-05-08 リベラ・テレコム・リミテッド シンセサイザ

Also Published As

Publication number Publication date
JPS6248403B2 (cs) 1987-10-14

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