JPS61109236U - - Google Patents

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Publication number
JPS61109236U
JPS61109236U JP19413184U JP19413184U JPS61109236U JP S61109236 U JPS61109236 U JP S61109236U JP 19413184 U JP19413184 U JP 19413184U JP 19413184 U JP19413184 U JP 19413184U JP S61109236 U JPS61109236 U JP S61109236U
Authority
JP
Japan
Prior art keywords
frequency
frequency divider
comparator
controlled oscillator
voltage controlled
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
JP19413184U
Other languages
Japanese (ja)
Other versions
JPH0422575Y2 (en
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 filed Critical
Priority to JP1984194131U priority Critical patent/JPH0422575Y2/ja
Publication of JPS61109236U publication Critical patent/JPS61109236U/ja
Application granted granted Critical
Publication of JPH0422575Y2 publication Critical patent/JPH0422575Y2/ja
Expired legal-status Critical Current

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  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はＰＬＬ回路の一般例を示すブロツク図
、第２図は本考案との比較における従来例のブロ
ツク図、第３図は従来例の信号のタイミングチヤ
ート、第４図は本考案に係る信号のタイミングチ
ヤート、第５図は本考案の一実施例を示すブロツ
ク図である。 １１……分周器、１２……コンパレータ、１３
……ローパスフイルタ、１４……電圧制御発振器
、１５……ラツチ回路、１１′……分周器。 Fig. 1 is a block diagram showing a general example of a PLL circuit, Fig. 2 is a block diagram of a conventional example in comparison with the present invention, Fig. 3 is a signal timing chart of the conventional example, and Fig. 4 is a diagram related to the present invention. FIG. 5 is a block diagram showing an embodiment of the present invention. 11... Frequency divider, 12... Comparator, 13
...Low pass filter, 14...Voltage controlled oscillator, 15...Latch circuit, 11'... Frequency divider.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電圧制御発振器の周波数を分周器で１／Ｎ分周
し、その出力をコンパレータで基準周波数と位相
比較するようにしたものにおいて、上記コンパレ
ータと分周器との間にラツチ回路を設け、また上
記電圧制御発振器の周波数を１／Ｍ分周する分周
器を具備し、上記分周器の１／Ｍ分周した周波数
を上記ラツチ回路のクロツク入力としたことを特
徴とするＰＬＬ回路。 The frequency of the voltage controlled oscillator is divided by 1/N by a frequency divider, and the output thereof is phase-compared with a reference frequency by a comparator, and a latch circuit is provided between the comparator and the frequency divider, and A PLL circuit comprising a frequency divider that divides the frequency of the voltage controlled oscillator by 1/M, and the frequency obtained by dividing the frequency of the frequency divider by 1/M is used as a clock input of the latch circuit.
JP1984194131U 1984-12-20 1984-12-20 Expired JPH0422575Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984194131U JPH0422575Y2 (en) 1984-12-20 1984-12-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984194131U JPH0422575Y2 (en) 1984-12-20 1984-12-20

Publications (2)

Publication Number Publication Date
JPS61109236U true JPS61109236U (en) 1986-07-10
JPH0422575Y2 JPH0422575Y2 (en) 1992-05-25

Family

ID=30751568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984194131U Expired JPH0422575Y2 (en) 1984-12-20 1984-12-20

Country Status (1)

Country Link
JP (1) JPH0422575Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6032838U (en) * 1983-08-12 1985-03-06 横河電機株式会社 PLL circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6032838B2 (en) * 1978-10-31 1985-07-30 松下電器産業株式会社 Dynamic beat generation circuit for electronic metronome

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6032838U (en) * 1983-08-12 1985-03-06 横河電機株式会社 PLL circuit

Also Published As

Publication number Publication date
JPH0422575Y2 (en) 1992-05-25

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