JPS61106999U - - Google Patents
Info
- Publication number
- JPS61106999U JPS61106999U JP19096384U JP19096384U JPS61106999U JP S61106999 U JPS61106999 U JP S61106999U JP 19096384 U JP19096384 U JP 19096384U JP 19096384 U JP19096384 U JP 19096384U JP S61106999 U JPS61106999 U JP S61106999U
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- circuit
- piezoelectric element
- voltage applied
- ringing
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electromechanical Clocks (AREA)
Description
第１図は本考案の一実施例を示すアラーム鳴鐘
回路。第２図は従来のアラーム鳴鐘回路。第３図
は本考案の一実施例を示すアナログアラーム電子
時計の平面図。第４図Ａは時計回路より出力され
るアラーム駆動信号波形図。第４図Ｂは従来の鳴
鐘回路より得られる電圧波形図。第４図Ｃは本考
案の鳴鐘回路一実施側より得られる電圧波形図。
第５図Ａは従来のアラーム周波数特性図。第５図
Ｂは本考案一実施例のアラーム周波数特性図。
１……時計回路、２……トランジスタ、３……
圧電素子、４……昇圧コイル、５……コンデンサ
。
FIG. 1 shows an alarm ringing circuit showing one embodiment of the present invention. Figure 2 shows a conventional alarm sounding circuit. FIG. 3 is a plan view of an analog alarm electronic clock showing an embodiment of the present invention. FIG. 4A is a waveform diagram of an alarm drive signal output from a clock circuit. FIG. 4B is a voltage waveform diagram obtained from a conventional bell ringing circuit. FIG. 4C is a voltage waveform diagram obtained from the implementation side of the bell ringing circuit of the present invention.
FIG. 5A is a conventional alarm frequency characteristic diagram. FIG. 5B is an alarm frequency characteristic diagram of an embodiment of the present invention. 1...Clock circuit, 2...Transistor, 3...
Piezoelectric element, 4...boost coil, 5... capacitor.
Claims (1)
ーム機能付電子時計において、発振回路、分周回
路、ブザー制御回路、アラーム鳴鐘回路を有し、
前記圧電素子を振動させる前記鳴鐘回路が、アラ
ーム音を発生させるための前記圧電素子、アラー
ム鳴鐘回路への印加電圧を制御するためのトラン
ジスタ、圧電素子印加電圧を昇圧する昇圧コイル
及び、コンデンサにより構成されたことを特徴と
するアラーム機能付電子時計。 An electronic watch with an alarm function that uses a piezoelectric element as an alarm sounding means, which has an oscillation circuit, a frequency dividing circuit, a buzzer control circuit, and an alarm sounding circuit,
The ringing circuit for vibrating the piezoelectric element includes the piezoelectric element for generating an alarm sound, a transistor for controlling the voltage applied to the alarm ringing circuit, a booster coil for boosting the voltage applied to the piezoelectric element, and a capacitor. An electronic clock with an alarm function characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19096384U JPS61106999U (en) | 1984-12-17 | 1984-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19096384U JPS61106999U (en) | 1984-12-17 | 1984-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61106999U true JPS61106999U (en) | 1986-07-07 |
Family
ID=30748416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19096384U Pending JPS61106999U (en) | 1984-12-17 | 1984-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61106999U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS552246A (en) * | 1978-06-20 | 1980-01-09 | Casio Computer Co Ltd | Sound generator |
-
1984
- 1984-12-17 JP JP19096384U patent/JPS61106999U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS552246A (en) * | 1978-06-20 | 1980-01-09 | Casio Computer Co Ltd | Sound generator |
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