JPS60132666U - Dropout compensation circuit for PLL circuit - Google Patents
Dropout compensation circuit for PLL circuitInfo
- Publication number
- JPS60132666U JPS60132666U JP1770484U JP1770484U JPS60132666U JP S60132666 U JPS60132666 U JP S60132666U JP 1770484 U JP1770484 U JP 1770484U JP 1770484 U JP1770484 U JP 1770484U JP S60132666 U JPS60132666 U JP S60132666U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- dropout
- pll circuit
- pulse
- dropout compensation
- 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.)
- Pending
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案−実施例の回路ブロック図、第２図は第
１図の要部波形図、第３図は従来のドロップアウト補償
回路の回路ブロック図である。
主な符号の説明、Ｃ・・・ドロップアウトパルス、１・
・・ＰＬＬ回路、１１・・・ＶＣｏ、１５−・・代替パ
ルス作成手段、１６・・・混合手段。FIG. 1 is a circuit block diagram of an embodiment of the present invention, FIG. 2 is a waveform diagram of the main part of FIG. 1, and FIG. 3 is a circuit block diagram of a conventional dropout compensation circuit. Explanation of main symbols, C...Dropout pulse, 1.
... PLL circuit, 11... VCo, 15-... alternative pulse generating means, 16... mixing means.
Claims (1)
する手段と、ＰＬＬ回路内の電圧発振器出力に関連する
信号と前記ドロップアウトパルスに基づいて代替パルス
を作成する手段と、参照信号と代替パルスを混合して前
記ＰＬＬ回路の位相比較器へ入力する混合手段とより成
るＰＬＬ回路のドロップアウト補償回路。means for detecting a dropout and outputting a dropout pulse; means for creating a substitute pulse based on the dropout pulse and a signal related to a voltage oscillator output in a PLL circuit; and mixing the reference signal and the substitute pulse. A dropout compensation circuit for a PLL circuit, comprising mixing means for inputting the signal to the phase comparator of the PLL circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1770484U JPS60132666U (en) | 1984-02-09 | 1984-02-09 | Dropout compensation circuit for PLL circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1770484U JPS60132666U (en) | 1984-02-09 | 1984-02-09 | Dropout compensation circuit for PLL circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60132666U true JPS60132666U (en) | 1985-09-04 |
Family
ID=30505655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1770484U Pending JPS60132666U (en) | 1984-02-09 | 1984-02-09 | Dropout compensation circuit for PLL circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60132666U (en) |
-
1984
- 1984-02-09 JP JP1770484U patent/JPS60132666U/en active Pending
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