JPS634984B2 - - Google Patents
Info
- Publication number
- JPS634984B2 JPS634984B2 JP17232782A JP17232782A JPS634984B2 JP S634984 B2 JPS634984 B2 JP S634984B2 JP 17232782 A JP17232782 A JP 17232782A JP 17232782 A JP17232782 A JP 17232782A JP S634984 B2 JPS634984 B2 JP S634984B2
- Authority
- JP
- Japan
- Prior art keywords
- dial
- holding circuit
- time
- hook
- telephone device
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000008186 active pharmaceutical agent Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
- H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17232782A JPS5961347A (ja) | 1982-09-30 | 1982-09-30 | 電話装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17232782A JPS5961347A (ja) | 1982-09-30 | 1982-09-30 | 電話装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5961347A JPS5961347A (ja) | 1984-04-07 |
| JPS634984B2 true JPS634984B2 (member.php) | 1988-02-01 |
Family
ID=15939847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17232782A Granted JPS5961347A (ja) | 1982-09-30 | 1982-09-30 | 電話装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5961347A (member.php) |
-
1982
- 1982-09-30 JP JP17232782A patent/JPS5961347A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5961347A (ja) | 1984-04-07 |
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