JPS6312966U - - Google Patents
Info
- Publication number
- JPS6312966U JPS6312966U JP1986105561U JP10556186U JPS6312966U JP S6312966 U JPS6312966 U JP S6312966U JP 1986105561 U JP1986105561 U JP 1986105561U JP 10556186 U JP10556186 U JP 10556186U JP S6312966 U JPS6312966 U JP S6312966U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- telephone
- matching circuit
- data
- current detection
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Mobile Radio Communication Systems (AREA)
Description
第１図は本考案に係るデータ通信装置の一実施
例のブロツク図、第２図は従来のデータ通信装置
のブロツク図である。
１：データ発生回路、４：電話用整合回路、５
：オーデイオ用整合回路、７：送信先切り換え回
路、８：ライン電流検出回路。
FIG. 1 is a block diagram of an embodiment of a data communication device according to the present invention, and FIG. 2 is a block diagram of a conventional data communication device. 1: Data generation circuit, 4: Telephone matching circuit, 5
: Audio matching circuit, 7: Transmission destination switching circuit, 8: Line current detection circuit.
Claims (1)
の直流電流の変化を検出するライン電流検出回路
と、データ発生回路と、電話用整合回路と、オー
デイオ用整合回路と、上記ライン電流検出回路の
出力により上記データ発生回路からのデータを上
記電話用整合回路またはオーデイオ用整合回路に
切り換えるデータ送信先切り換え回路とからなる
事を特徴とするデータ通信装置。 A line current detection circuit that detects changes in the direct current of the telephone line due to turning on and off of the telephone hook, a data generation circuit, a telephone matching circuit, an audio matching circuit, and the output of the above line current detection circuit. A data communication device comprising: a data transmission destination switching circuit for switching data from the data generation circuit to the telephone matching circuit or the audio matching circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986105561U JPS6312966U (en) | 1986-07-11 | 1986-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986105561U JPS6312966U (en) | 1986-07-11 | 1986-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6312966U true JPS6312966U (en) | 1988-01-28 |
Family
ID=30980109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986105561U Pending JPS6312966U (en) | 1986-07-11 | 1986-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6312966U (en) |
-
1986
- 1986-07-11 JP JP1986105561U patent/JPS6312966U/ja active Pending
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