JPS6277909U - - Google Patents
Info
- Publication number
- JPS6277909U JPS6277909U JP16885685U JP16885685U JPS6277909U JP S6277909 U JPS6277909 U JP S6277909U JP 16885685 U JP16885685 U JP 16885685U JP 16885685 U JP16885685 U JP 16885685U JP S6277909 U JPS6277909 U JP S6277909U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation
- circuit
- overtone
- phase
- crystal resonator
- 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
- 230000010355 oscillation Effects 0.000 claims description 7
- 239000013078 crystal Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案に係るオーバートーン水晶発振
回路の一実施例を示す基本回路図、第２図は第１
図構成の具体的な回路図、第３図〜第５図は従来
の発振回路図、第６図は進相回路とプロパゲーシ
ヨン・デイレーとの位相関係の説明図、第７図は
ＭＯＳ・ＩＣの周波数特性の一例を示す図である
。
Ｉ…インバータ、Ｑ…水晶振動子、Ｃ６＆Ｒ２
…進相回路。
FIG. 1 is a basic circuit diagram showing an embodiment of an overtone crystal oscillation circuit according to the present invention, and FIG.
3 to 5 are conventional oscillation circuit diagrams, FIG. 6 is an explanatory diagram of the phase relationship between the phase advancing circuit and the propagation delay, and FIG. 7 is a MOS/ FIG. 2 is a diagram showing an example of frequency characteristics of an IC. I...Inverter, Q...Crystal resonator, C 6 & R 2
...phase advance circuit.
Claims (1)
路を設け、該進相回路にて水晶振動子の基本波成
分周波数の位相を進めて発振条件を外すとともに
、オーバートーン成分周波数の発振条件を満足さ
せたことを特徴とするオーバートーン水晶発振回
路。 A phase advance circuit is provided in the oscillation circuit using a crystal resonator as an oscillation element, and the phase advance circuit advances the phase of the fundamental wave component frequency of the crystal resonator to remove the oscillation condition, and also removes the oscillation condition of the overtone component frequency. An overtone crystal oscillation circuit characterized by satisfying the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16885685U JPS6277909U (en) | 1985-11-01 | 1985-11-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16885685U JPS6277909U (en) | 1985-11-01 | 1985-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6277909U true JPS6277909U (en) | 1987-05-19 |
Family
ID=31102122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16885685U Pending JPS6277909U (en) | 1985-11-01 | 1985-11-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6277909U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5026391A (en) * | 1973-07-10 | 1975-03-19 |
-
1985
- 1985-11-01 JP JP16885685U patent/JPS6277909U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5026391A (en) * | 1973-07-10 | 1975-03-19 |
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