JPS62125030U - - Google Patents

Info

Publication number
JPS62125030U
JPS62125030U JP1034586U JP1034586U JPS62125030U JP S62125030 U JPS62125030 U JP S62125030U JP 1034586 U JP1034586 U JP 1034586U JP 1034586 U JP1034586 U JP 1034586U JP S62125030 U JPS62125030 U JP S62125030U
Authority
JP
Japan
Prior art keywords
divider
programmable
phase detector
pass filter
low
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
JP1034586U
Other languages
English (en)
Other versions
JPH0631784Y2 (ja
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 JP1986010345U priority Critical patent/JPH0631784Y2/ja
Publication of JPS62125030U publication Critical patent/JPS62125030U/ja
Application granted granted Critical
Publication of JPH0631784Y2 publication Critical patent/JPH0631784Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
第１図はこの考案に係るＰＬＬ回路の実施例を
示すプロツク図、第２図は第１図の実施例で用い
るローパスフイルタの具体例を示す回路図である
。第３図は従来のＰＬＬ回路の要部を示すブロツ
ク図である。 Ｐ・Ｄ―１，Ｐ・Ｄ―２；プログラマブル・デ
イバイダ、φ―ＤＥＴ；位相検波器、ＬＰＦ；ロ
ーパスフイルタ、ＶＣＯ；電圧制御発振器。

Claims (1)

    【実用新案登録請求の範囲】
  1. ＶＣＯの発振周波数を位相検波器に加えるため
    のプログラマブル・デイバイダと、位相検波器に
    加わる基準周波数を作るためのプログラマブル・
    デイバイダと、ローパスフイルタとを備え、前記
    両プログラマブル・デイバイダの分周比を変える
    ことにより、ＰＬＬループ特性を変更可能に構成
    したことを特徴とするＰＬＬ回路。
JP1986010345U 1986-01-29 1986-01-29 Ｐｌｌ回路 Expired - Lifetime JPH0631784Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986010345U JPH0631784Y2 (ja) 1986-01-29 1986-01-29 Ｐｌｌ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986010345U JPH0631784Y2 (ja) 1986-01-29 1986-01-29 Ｐｌｌ回路

Publications (2)

Publication Number Publication Date
JPS62125030U true JPS62125030U (ja) 1987-08-08
JPH0631784Y2 JPH0631784Y2 (ja) 1994-08-22

Family

ID=30796545

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986010345U Expired - Lifetime JPH0631784Y2 (ja) 1986-01-29 1986-01-29 Ｐｌｌ回路

Country Status (1)

Country Link
JP (1) JPH0631784Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999041838A1 (fr) * 1998-02-13 1999-08-19 Matsushita Electric Industrial Co., Ltd. Type de circuit oscillant, type de modulation, type de demodulation, et systeme de modulation/demodulation qam multiniveau

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60191521A (ja) * 1984-03-13 1985-09-30 Kinseki Kk 多チヤンネル水晶発振器
JPS61128629A (ja) * 1984-11-27 1986-06-16 Nec Corp Ｐｌｌ変調器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60191521A (ja) * 1984-03-13 1985-09-30 Kinseki Kk 多チヤンネル水晶発振器
JPS61128629A (ja) * 1984-11-27 1986-06-16 Nec Corp Ｐｌｌ変調器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999041838A1 (fr) * 1998-02-13 1999-08-19 Matsushita Electric Industrial Co., Ltd. Type de circuit oscillant, type de modulation, type de demodulation, et systeme de modulation/demodulation qam multiniveau

Also Published As

Publication number Publication date
JPH0631784Y2 (ja) 1994-08-22

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