JPS5854698U - Chime sound signal generation circuit - Google Patents
Chime sound signal generation circuitInfo
- Publication number
- JPS5854698U JPS5854698U JP14984581U JP14984581U JPS5854698U JP S5854698 U JPS5854698 U JP S5854698U JP 14984581 U JP14984581 U JP 14984581U JP 14984581 U JP14984581 U JP 14984581U JP S5854698 U JPS5854698 U JP S5854698U
- Authority
- JP
- Japan
- Prior art keywords
- generation circuit
- signal generation
- voltage
- sound signal
- conductive
- 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
Links
Landscapes
- Amplitude Modulation (AREA)
- Devices For Supply Of Signal Current (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はチャイム音信号発生回路のブロック図、第２図
は第１図に示すブロック図の各ブロックの出力波形図、
第３図はエンベロープ回路の従来例を示した回路図、第
４図は従来例で得られる出力波形図、第５図は本考案の
実施例の回路図、第６図は第５図に示す回路図の各部の
出力波形図である。
Ａ・・・・・・チャイム音切替タイミング発生回路、Ｂ
・・・・・・チャイム音発振回路、Ｃ・・・・・・エン
ベロープ回路、Ｄ・・・・・・変調回路、Ｑｌ、Ｑ２・
・・・・・充放電制御用トランジスタ、Ｑ３・＝・・・
・変調用トランジスタ、ｃｌ、ｃ２・・曲エンベロープ
信号発生用コンデンサ、ｏｓｃｌ、ｏｓｃ２・・・・・
・発振器、Ｓｌ・・・・・・チャイム音信号切替用スイ
ッチ、Ｓ２・・・・・・周波数信号切替用スイッチ。
第３図 −
１・し
： １ ！
Ｌイヱ：ｊ
第５図Figure 1 is a block diagram of the chime sound signal generation circuit, Figure 2 is an output waveform diagram of each block in the block diagram shown in Figure 1,
Fig. 3 is a circuit diagram showing a conventional example of an envelope circuit, Fig. 4 is an output waveform diagram obtained by the conventional example, Fig. 5 is a circuit diagram of an embodiment of the present invention, and Fig. 6 is shown in Fig. 5. 5 is an output waveform diagram of each part of the circuit diagram. FIG. A... Chime sound switching timing generation circuit, B
...Chime sound oscillation circuit, C...Envelope circuit, D...Modulation circuit, Ql, Q2.
...Transistor for charge/discharge control, Q3...=...
・Modulation transistor, cl, c2... Capacitor for song envelope signal generation, oscl, osc2...
- Oscillator, SL... Switch for chime sound signal switching, S2... Switch for frequency signal switching. Figure 3 - 1.Shi: 1! L:j Figure 5
Claims (1)
タイミング信号の入力で非導通となるスイッチ素子と、
該スイッチ素子の導通で放電され、非導通で充電される
容量性素子と、一定電圧と当該容量性素子に生起する端
子電圧との差の電圧が出力される出力端子と、当該差の
電圧を周波数信号で断続する断続スイッチ素子でなるチ
ャイム音信号発生回路。a switch element that becomes conductive when a first switching timing signal is input and becomes non-conductive when a second switching timing signal is input;
A capacitive element that is discharged when the switch element is conductive and charged when it is not conductive, an output terminal that outputs a voltage that is the difference between a constant voltage and a terminal voltage that occurs in the capacitive element, and a voltage that is the difference between the constant voltage and the terminal voltage that occurs in the capacitive element. A chime sound signal generation circuit consisting of an intermittent switch element that is intermittent with a frequency signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14984581U JPS5854698U (en) | 1981-10-08 | 1981-10-08 | Chime sound signal generation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14984581U JPS5854698U (en) | 1981-10-08 | 1981-10-08 | Chime sound signal generation circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5854698U true JPS5854698U (en) | 1983-04-13 |
| JPH0143760Y2 JPH0143760Y2 (en) | 1989-12-19 |
Family
ID=29942601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14984581U Granted JPS5854698U (en) | 1981-10-08 | 1981-10-08 | Chime sound signal generation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5854698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6488499A (en) * | 1987-09-29 | 1989-04-03 | Aiphone Co Ltd | Chime sound generation circuit |
| JPS6454100U (en) * | 1987-09-29 | 1989-04-04 |
-
1981
- 1981-10-08 JP JP14984581U patent/JPS5854698U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6488499A (en) * | 1987-09-29 | 1989-04-03 | Aiphone Co Ltd | Chime sound generation circuit |
| JPS6454100U (en) * | 1987-09-29 | 1989-04-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0143760Y2 (en) | 1989-12-19 |
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