JPS6118614U - voltage controlled oscillation circuit - Google Patents
voltage controlled oscillation circuitInfo
- Publication number
- JPS6118614U JPS6118614U JP10152584U JP10152584U JPS6118614U JP S6118614 U JPS6118614 U JP S6118614U JP 10152584 U JP10152584 U JP 10152584U JP 10152584 U JP10152584 U JP 10152584U JP S6118614 U JPS6118614 U JP S6118614U
- Authority
- JP
- Japan
- Prior art keywords
- voltage controlled
- controlled oscillation
- oscillation circuit
- circuit
- output stage
- 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
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
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ａはこの考案の電圧制御発振回路の一実施例を示
すブロック図、第１図ｂは第１図ａの電圧制御発振回路
の具体的な回路図、第２図はこの考案の電圧制御発振回
路の他の実施例のブロック図、第３図は第１図ａ１第１
図ｂの電圧制御回路におけるＬＰＦの周波数特性図、第
４図は従来の２分割ＩＣの構成例を示すブロック図、第
５図は従来の１チップＩＣの構成例を示すブロック図、
第６図ａは従来の電圧制御発振回路の回路図、第６図ｂ
は従来の電圧制御発振回路の具体的な回路図である。
３，８・・・ＩＣ（７）端子、４・・・クリスタル共振
子、５・・・ＶＣＣ１６・・・移相回路、７・・・制御
電圧、１０・・・２次以上のローパスフィルタ、Ｑ１〜
Ｑ４・・・トランジスタ、Ｒ１〜Ｒ４・・・抵抗、９１
，Ｃ２・・・フンデンサ。Figure 1a is a block diagram showing an embodiment of the voltage controlled oscillation circuit of this invention, Figure 1b is a specific circuit diagram of the voltage controlled oscillation circuit of Figure 1a, and Figure 2 is a voltage controlled oscillation circuit of this invention. A block diagram of another embodiment of the controlled oscillation circuit, FIG. 3 is shown in FIG.
Figure b is a frequency characteristic diagram of the LPF in the voltage control circuit, Figure 4 is a block diagram showing an example of the configuration of a conventional two-divided IC, Figure 5 is a block diagram showing an example of the configuration of a conventional one-chip IC,
Figure 6a is a circuit diagram of a conventional voltage controlled oscillator circuit, Figure 6b
1 is a specific circuit diagram of a conventional voltage controlled oscillation circuit. 3, 8... IC (7) terminal, 4... Crystal resonator, 5... VCC16... Phase shift circuit, 7... Control voltage, 10... Low pass filter of second order or higher, Q1~
Q4...Transistor, R1-R4...Resistor, 91
, C2...Fundensa.
Claims (1)
た電圧制御発振回路の、帰還用の出力段とこの出力段か
らの信号が出力される集積回路の端子との間に発振パル
ス中の中間周波成分を抑圧するための２次以上の高調波
成分のローパスフィルタを設けたことを特徴とする電圧
制御発振回路。An intermediate signal between the feedback output stage of the voltage controlled oscillation circuit configured on the same substrate of the integrated circuit including the video intermediate amplifier circuit and the terminal of the integrated circuit to which the signal from this output stage is output is used for the intermediate oscillation pulse. A voltage controlled oscillator circuit characterized in that a low pass filter for secondary or higher harmonic components is provided for suppressing frequency components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10152584U JPS6118614U (en) | 1984-07-05 | 1984-07-05 | voltage controlled oscillation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10152584U JPS6118614U (en) | 1984-07-05 | 1984-07-05 | voltage controlled oscillation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6118614U true JPS6118614U (en) | 1986-02-03 |
Family
ID=30660955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10152584U Pending JPS6118614U (en) | 1984-07-05 | 1984-07-05 | voltage controlled oscillation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6118614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02279004A (en) * | 1989-04-20 | 1990-11-15 | Sanyo Electric Co Ltd | Oscillation circuit |
-
1984
- 1984-07-05 JP JP10152584U patent/JPS6118614U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02279004A (en) * | 1989-04-20 | 1990-11-15 | Sanyo Electric Co Ltd | Oscillation circuit |
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